CN104868509A - Control method and external battery - Google Patents
Control method and external battery Download PDFInfo
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- CN104868509A CN104868509A CN201410060865.7A CN201410060865A CN104868509A CN 104868509 A CN104868509 A CN 104868509A CN 201410060865 A CN201410060865 A CN 201410060865A CN 104868509 A CN104868509 A CN 104868509A
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- adapter
- external battery
- electric current
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a control method. The control method comprises the steps of: when an external battery is connected with an electronic device, judging whether the external battery is connected with an alternating-current adapter, and obtaining a first judging result; when the external battery is judged to be connected with the alternating-current adapter, obtaining resistance corresponding to a second identified resistor of the alternating-current adapter; and sending the resistance corresponding to the second identified resistor of the alternating-current adapter to the electronic device so as to enable the electronic device to determine a power value of the alternating-current adapter according to the resistance corresponding to the second identified resistor, and adjusting the power value according to the power value of the alternating-current adapter. The invention further discloses the external battery. By adopting the control method and the external battery provided by the invention, the usage of the electronic device is free from the influences of the power change of an external power supply, and the usage experience of a user is improved.
Description
Technical field
The present invention relates to the control technology of battery, particularly relate to a kind of control method and external battery.
Background technology
At present, for the environment for use of the external battery of notebook, user receives external battery AC adapter, and external battery also connects notebook simultaneously.Usually, external battery scheme can put mark (ID) resistance on lead-out terminal, external battery is designed to a kind of adapter of power, such as 90W, and what can think access when notebook computer connects external battery is 90W power supply; Now, make notebook computer access 45W or 65W power supply if changed into, just may produce overcurrent protection and turn off.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of control method and external battery, the power consumption number of self can be adjusted in time, ensure that the use of electronic equipment is not by the impact of the changed power of external power supply, promotes the experience of user.
For achieving the above object, technical scheme of the present invention is achieved in that
Embodiments provide a kind of control method, be applied to external battery, the printing board PCB of described external battery is provided with the first mark resistance; Described method comprises:
When described external battery is connected with electronic equipment,
Judge whether to be connected with AC adapter, obtain the first judged result;
When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Send resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
The embodiment of the present invention additionally provides a kind of external battery, and described external battery comprises: processing unit and transmitting element; Wherein,
On the PCB of described processing unit, installation first identifies resistance;
Described processing unit, for when being connected with electronic equipment, judging whether to be connected with AC adapter, obtaining the first judged result; When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Described transmitting element, for sending resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Control method provided by the present invention and external battery, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention control method schematic flow sheet one;
Fig. 2 is the syndeton schematic diagram of the external battery of the embodiment of the present invention;
Fig. 3 is embodiment of the present invention control method schematic flow sheet two;
Fig. 4 is embodiment of the present invention control method schematic flow sheet three;
Fig. 5 is embodiment of the present invention control method schematic flow sheet four;
Fig. 6 is embodiment of the present invention external battery composition structural representation one;
Fig. 7 is embodiment of the present invention external battery composition structural representation two;
Fig. 8 is external battery internal circuit configuration schematic diagram of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is further described in more detail.
Embodiment one,
The control method that the embodiment of the present invention provides, is applied to external battery, and the printed circuit board (PCB) (PCB) of described external battery is provided with the first mark resistance; As shown in Figure 1, described method comprises:
Step 101: when described external battery is connected with electronic equipment, judges whether to be connected with AC adapter, obtains the first judged result;
Step 102: when described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Step 103: send resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Here, described external battery is connected with electronic equipment and can detects corresponding resistance to determine by external battery, for prior art, can comprise: the magnitude of voltage ID pin on the lead-out terminal of electronic equipment being detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment.
Described when described first judged result be connected with AC adapter time, after obtaining the resistance corresponding to the second mark resistance of described AC adapter, can also comprise:
Described external battery identifies resistance corresponding to resistance according to described second and determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identify resistance corresponding to resistance corresponding is different, then sends described second and identify resistance corresponding to resistance extremely described electronic equipment; Otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, the described resistance making described electronic equipment corresponding according to described second mark resistance determines that the performance number of described AC adapter is prior art, can comprise: according to access voltage or the access electric current of AC adapter, the resistance identifying resistance corresponding with described second calculates, and obtains corresponding performance number.
Below the scene that realizes of the present embodiment is described in detail:
One or more I/O mouths that first can set in the MCU of external battery inside are responsible for controlling;
As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V;
The MCU of external battery inside will go to detect the state be connected with AC adapter (AC adapter), be specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, the I2 mouth of MCU will detect and be less than 3V, it will disconnect Q1, conducting Q2, namely after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, again the ID pin of AC adapter is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjust power consumption number according to the performance number of described AC adapter.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.
Embodiment two,
The control method that the embodiment of the present invention provides, is applied to external battery, and the printed circuit board (PCB) (PCB) of described external battery is provided with the first mark resistance; As shown in Figure 3, described method comprises:
Step 301: when described external battery is connected with electronic equipment, judges whether to be connected with AC adapter, obtains the first judged result, when described first judged result be connected with AC adapter time, perform step 302; When described first judged result be described external battery be not connected with AC adapter time, perform step 304.
Step 302: obtain the resistance that the second mark resistance of described AC adapter is corresponding.
Step 303: send resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjust power consumption number according to the performance number of described AC adapter, end process flow process.
Step 304: send resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
Here, described external battery is connected with electronic equipment and can detects corresponding resistance to determine by external battery, for prior art, can comprise: the magnitude of voltage ID pin on the lead-out terminal of electronic equipment being detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment.
Describedly judge whether to be connected with AC adapter for prior art, can comprise: whether the voltage that described external battery detects the port be connected with AC adapter of specifying is less than default magnitude of voltage, if be less than, then determine that described external battery is connected with described AC adapter, otherwise, determine that described external battery is not connected with described AC adapter.Wherein, described default magnitude of voltage can be 3V.
Described when described first judged result be connected with AC adapter time, after obtaining the resistance corresponding to the second mark resistance of described AC adapter, can also comprise: described external battery identifies resistance corresponding to resistance according to described second and determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identifies resistance corresponding to resistance corresponding is different, then send resistance corresponding to described second mark resistance to described electronic equipment, otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, the described resistance making described electronic equipment corresponding according to described second mark resistance determines that the performance number of described AC adapter is prior art, can comprise: according to access voltage or the access electric current of AC adapter, the resistance identifying resistance corresponding with described second calculates, and obtains corresponding performance number.
Below the scene that realizes of the present embodiment is described in detail:
One or more I/O mouths that first can set in the MCU of external battery inside are responsible for controlling;
As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V;
The MCU of external battery inside will go to detect the state be connected with AC adapter (AC adapter), is specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, whether the magnitude of voltage detecting the I2 mouth of MCU is less than 3V,
If described magnitude of voltage is less than 3V, then disconnect Q1 and conducting Q2, after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, resistance corresponding for second of AC adapter mark resistance is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter;
If described magnitude of voltage is not less than 3V, then illustrates and do not have AC adapter to access, now MCU conducting Q3, resistance corresponding for the self first mark resistance is exported to electronic equipment by external battery.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.
Embodiment three,
The control method that the embodiment of the present invention provides, is applied to external battery, and the printed circuit board (PCB) (PCB) of described external battery is provided with the first mark resistance; As shown in Figure 4, described method comprises:
Step 401: when described external battery is connected with electronic equipment, judges whether to be connected with AC adapter, obtains the first judged result, when described first judged result be connected with AC adapter time, perform step 402; When described first judged result be described external battery be not connected with AC adapter time, perform step 407.
Step 402: obtain the resistance that the second mark resistance of described AC adapter is corresponding.
Step 403: send resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Step 404: described external battery obtains the current parameters of described electronic equipment, described current parameters characterizes the electric current needed for described electronic equipment.
Step 405: determine the first electric current and the second electric current according to described current parameters, described first electric current and described second electric current sum are the electric current that described AC adapter inputs described external battery.
Step 406: it is described power electronic equipment that the first electric current is sent to described electronic equipment by described external battery, and use the second electric current to charge to charhing unit, end process flow process.
Step 407: send resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
Here, described external battery is connected with electronic equipment and can detects corresponding resistance to determine by external battery, for prior art, can comprise: the magnitude of voltage ID pin on the lead-out terminal of electronic equipment being detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment.Such as, one or more I/O mouths that can set in the MCU of external battery inside are responsible for controlling; As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V.
Describedly judge whether to be connected with AC adapter for prior art, can comprise: whether the voltage that described external battery detects the port be connected with AC adapter of specifying is less than default magnitude of voltage, if be less than, then determine that described external battery is connected with described AC adapter, otherwise, determine that described external battery is not connected with described AC adapter.Wherein, described default magnitude of voltage can be 3V.
Such as: the MCU of external battery inside will go to detect the state be connected with AC adapter (AC adapter), be specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, whether the magnitude of voltage detecting the I2 mouth of MCU is less than 3V.If described magnitude of voltage is less than 3V, then disconnect Q1 and conducting Q2, after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, resistance corresponding for second of AC adapter mark resistance is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter; If described magnitude of voltage is not less than 3V, then illustrates and do not have AC adapter to access, now MCU conducting Q3, resistance corresponding for the self first mark resistance is exported to electronic equipment by external battery.
Described when described first judged result be connected with AC adapter time, after obtaining the resistance corresponding to the second mark resistance of described AC adapter, can also comprise: described external battery identifies resistance corresponding to resistance according to described second and determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identifies resistance corresponding to resistance corresponding is different, then send resistance corresponding to described second mark resistance to described electronic equipment, otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, the described resistance making described electronic equipment corresponding according to described second mark resistance determines that the performance number of described AC adapter is prior art, can comprise: according to access voltage or the access electric current of AC adapter, the resistance identifying resistance corresponding with described second calculates, and obtains corresponding performance number.
Described external battery obtains the current parameters of described electronic equipment, and the described current parameters electric current characterized needed for described electronic equipment is prior art, can be calculated, do not repeat here by the power consumption parameter of described electronic equipment and current output voltage.
Describedly determine the first electric current and the second electric current according to described current parameters, comprise: determine the first electric current according to described current parameters, then obtain the total current of current AC adapter input external battery, utilize described total current to deduct described first electric current and obtain the second electric current.
The implementation method that described use second electric current charges to charhing unit is prior art, does not repeat here.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.In addition, can also distribute the electric current of AC adapter input, can also charge for self while for power electronic equipment, thus improve the service efficiency of external battery.
Embodiment four,
The control method that the embodiment of the present invention provides, is applied to external battery, and the printed circuit board (PCB) (PCB) of described external battery is provided with the first mark resistance; As shown in Figure 5, described method comprises:
Step 501: judge whether described external battery is connected with electronic equipment, obtain the second judged result; When described second judged result be described external battery be not connected with described electronic equipment time, perform step 502; Otherwise, perform step 503.
Step 502: described external battery obtains second of AC adapter and identifies resistance corresponding to resistance, the charging current corresponding according to the resistance setting that described second mark resistance is corresponding, make described external battery use described charging current to charge, end process flow process.
Step 503: judge whether to be connected with AC adapter, obtain the first judged result, when described first judged result be connected with AC adapter time, perform step 504; When described first judged result be described external battery be not connected with AC adapter time, perform step 509.
Step 504: obtain the resistance that the second mark resistance of described AC adapter is corresponding.
Step 505: send resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Step 506: described external battery obtains the current parameters of described electronic equipment, described current parameters characterizes the electric current needed for described electronic equipment.
Step 507: determine the first electric current and the second electric current according to described current parameters, described first electric current and described second electric current sum are the electric current that described AC adapter inputs described external battery.
Step 508: it is described power electronic equipment that the first electric current is sent to described electronic equipment by described external battery, and use the second electric current to charge to charhing unit, end process flow process.
Step 509: send resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
Here, described external battery is connected with electronic equipment and can detects corresponding resistance to determine by external battery, for prior art, can comprise: the magnitude of voltage ID pin on the lead-out terminal of electronic equipment being detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment.Such as, one or more I/O mouths that can set in the MCU of external battery inside are responsible for controlling; As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V.
Describedly judge whether to be connected with AC adapter for prior art, can comprise: whether the voltage that described external battery detects the port be connected with AC adapter of specifying is less than default magnitude of voltage, if be less than, then determine that described external battery is connected with described AC adapter, otherwise, determine that described external battery is not connected with described AC adapter.Wherein, described default magnitude of voltage can be 3V.
Such as: the MCU of external battery inside will go to detect the state be connected with AC adapter (AC adapter), be specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, whether the magnitude of voltage detecting the I2 mouth of MCU is less than 3V.If described magnitude of voltage is less than 3V, then disconnect Q1 and conducting Q2, after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, resistance corresponding for second of AC adapter mark resistance is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter; If described magnitude of voltage is not less than 3V, then illustrates and do not have AC adapter to access, now MCU conducting Q3, resistance corresponding for the self first mark resistance is exported to electronic equipment by external battery.
Described when described first judged result be connected with AC adapter time, after obtaining the resistance corresponding to the second mark resistance of described AC adapter, can also comprise: described external battery identifies resistance corresponding to resistance according to described second and determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identifies resistance corresponding to resistance corresponding is different, then send resistance corresponding to described second mark resistance to described electronic equipment, otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, the described resistance making described electronic equipment corresponding according to described second mark resistance determines that the performance number of described AC adapter is prior art, can comprise: according to access voltage or the access electric current of AC adapter, the resistance identifying resistance corresponding with described second calculates, and obtains corresponding performance number.
Described external battery obtains the current parameters of described electronic equipment, and the described current parameters electric current characterized needed for described electronic equipment is prior art, can be calculated, do not repeat here by the power consumption parameter of described electronic equipment and current output voltage.
Describedly determine the first electric current and the second electric current according to described current parameters, comprise: determine the first electric current according to described current parameters, then obtain the total current of current AC adapter input external battery, utilize described total current to deduct described first electric current and obtain the second electric current.
The implementation method that described use second electric current charges to charhing unit is prior art, does not repeat here.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.In addition, can also distribute the electric current of AC adapter input, can also charge for self while for power electronic equipment, thus improve the service efficiency of external battery.
Embodiment five,
The external battery that the embodiment of the present invention provides, as shown in Figure 6, comprising: processing unit and transmitting element; Wherein,
On the PCB of described processing unit, installation first identifies resistance;
Described processing unit, for when being connected with electronic equipment, judging whether to be connected with AC adapter, obtaining the first judged result; When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Described transmitting element, for sending resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Here, described processing unit, determining specifically for the resistance by detecting corresponding ports, is prior art, such as, described processing unit is micro-control unit (MCU, Micro Control Unit), as shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of MCU, when described magnitude of voltage is greater than default threshold value, determine that place external battery is connected with described electronic equipment.
Described processing unit, specifically for when described first judged result be connected with AC adapter time, after obtaining the resistance corresponding to the second mark resistance of described AC adapter, the resistance corresponding according to described second mark resistance determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identifies resistance corresponding to resistance corresponding is different, then send resistance corresponding to described second mark resistance to described electronic equipment, otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, described processing unit, specifically for according to the access voltage of AC adapter or access electric current, resistance identify resistance corresponding with described second calculates, and obtains the performance number of correspondence.
Below the scene that realizes of the present embodiment is described in detail:
First, when described processing unit is MCU, one or more I/O mouths of described MCU are responsible for controlling;
As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of MCU, when described magnitude of voltage is greater than default threshold value, determine to be connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V;
MCU detects the state be connected with AC adapter (AC adapter), be specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, the I2 mouth of MCU will detect and be less than 3V, it will disconnect Q1, conducting Q2, namely after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, again the ID pin of AC adapter is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjust power consumption number according to the performance number of described AC adapter.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.
Embodiment six,
The external battery that the embodiment of the present invention provides, as shown in Figure 6, comprising: processing unit and transmitting element; Wherein,
On the PCB of described processing unit, installation first identifies resistance;
Described processing unit, for when being connected with electronic equipment, judging whether to be connected with AC adapter, obtaining the first judged result; When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Described transmitting element, for sending resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Described processing unit, also for when described first judged result be not connected with AC adapter time, send resistance corresponding to described first mark resistance to transmitting element; Accordingly, described transmitting element, also for sending resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
Here, described processing unit, also for the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment being detected by I1 mouth, when described magnitude of voltage is greater than default threshold value, determines that described external battery is connected with described electronic equipment.
Described processing unit, whether the voltage detecting the port be connected with AC adapter of specifying specifically for described external battery is less than default magnitude of voltage, if be less than, then determine that described external battery is connected with described AC adapter, otherwise, determine that described external battery is not connected with described AC adapter.Wherein, described default magnitude of voltage can be 3V.
Described processing unit, also determine corresponding performance number for the resistance that described external battery is corresponding according to described second mark resistance, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identify resistance corresponding to resistance corresponding is different, then sends described second and identify resistance corresponding to resistance extremely described electronic equipment; Otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, described processing unit, also for according to the access voltage of AC adapter or access electric current, resistance identify resistance corresponding with described second calculates, and obtains the performance number of correspondence.
Below the scene that realizes of the present embodiment is described in detail:
The MCU that first can set external battery inside is processing unit, and one or more I/O mouths of described MCU are responsible for controlling;
As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of MCU, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V;
MCU can go to detect the state be connected with AC adapter (AC adapter), is specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, whether the magnitude of voltage detecting the I2 mouth of MCU is less than 3V,
If described magnitude of voltage is less than 3V, then disconnect Q1 and conducting Q2, after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, resistance corresponding for second of AC adapter mark resistance is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter;
If described magnitude of voltage is not less than 3V, then illustrates and do not have AC adapter to access, now MCU conducting Q3, resistance corresponding for the self first mark resistance is exported to electronic equipment by external battery.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.
Embodiment seven,
The external battery that the embodiment of the present invention provides, as shown in Figure 7, comprising: processing unit and transmitting element; Wherein,
On the PCB of described processing unit, installation first identifies resistance;
Described processing unit, for when being connected with electronic equipment, judging whether to be connected with AC adapter, obtaining the first judged result; When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Described transmitting element, for sending resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Described processing unit, also for when described first judged result be not connected with AC adapter time, send resistance corresponding to described first mark resistance to transmitting element; Accordingly, described transmitting element, also for sending resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
Described external battery also comprises: charhing unit, for using the second electric current to charge according to the control of processing unit; Accordingly, described processing unit, the performance number of described AC adapter is also determined for the described resistance making described electronic equipment corresponding according to described second mark resistance, and after adjusting power consumption number according to the performance number of described AC adapter, obtain the current parameters of described electronic equipment, described current parameters characterizes the electric current needed for described electronic equipment; Determine the first electric current and the second electric current according to described current parameters, described first electric current and described second electric current sum are the electric current that described AC adapter inputs; By transmitting element, the first electric current being sent to described electronic equipment is described power electronic equipment, and uses the second electric current to charge to charhing unit.
Here, described processing unit, specifically for the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment being detected by I1 mouth, when described magnitude of voltage is greater than default threshold value, determines that described external battery is connected with described electronic equipment.Such as, one or more I/O mouths that can set in MCU are responsible for controlling; As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of MCU, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V.
Described processing unit, whether the voltage specifically for detecting the port be connected with AC adapter of specifying is less than default magnitude of voltage, if be less than, then determines that described external battery is connected with described AC adapter, otherwise, determine that described external battery is not connected with described AC adapter.Wherein, described default magnitude of voltage can be 3V.
Such as: external battery using the MCU of inside as processing unit, described MCU goes to detect the state be connected with AC adapter (AC adapter), be specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, whether the magnitude of voltage detecting the I2 mouth of MCU is less than 3V.If described magnitude of voltage is less than 3V, then disconnect Q1 and conducting Q2, after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, resistance corresponding for second of AC adapter mark resistance is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter; If described magnitude of voltage is not less than 3V, then illustrates and do not have AC adapter to access, now MCU conducting Q3, resistance corresponding for the self first mark resistance is exported to electronic equipment by external battery.
Described processing unit, also for when described first judged result be connected with AC adapter time, after obtaining the resistance corresponding to the second mark resistance of described AC adapter, the resistance corresponding according to described second mark resistance determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identifies resistance corresponding to resistance corresponding is different, then send resistance corresponding to described second mark resistance to described electronic equipment, otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, described processing unit, specifically for according to the access voltage of AC adapter or access electric current, resistance identify resistance corresponding with described second calculates, and obtains the performance number of correspondence.
The described current parameters electric current characterized needed for described electronic equipment is prior art, can be calculated, do not repeat here by the power consumption parameter of described electronic equipment and current output voltage.
Described processing unit, specifically for determining the first electric current according to described current parameters, then obtaining the total current of current AC adapter input external battery, utilizing described total current to deduct described first electric current and obtain the second electric current.
The implementation method that described use second electric current charges to charhing unit is prior art, does not repeat here.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.In addition, can also distribute the electric current of AC adapter input, can also charge for self while for power electronic equipment, thus improve the service efficiency of external battery.
Embodiment eight,
The external battery that the embodiment of the present invention provides, as shown in Figure 7, comprising: processing unit and transmitting element; Wherein,
On the PCB of described processing unit, installation first identifies resistance;
Described processing unit, for when being connected with electronic equipment, judging whether to be connected with AC adapter, obtaining the first judged result; When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Described transmitting element, for sending resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
Described processing unit, also for when described first judged result be not connected with AC adapter time, send resistance corresponding to described first mark resistance to transmitting element; Accordingly, described transmitting element, also for sending resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
Described external battery also comprises: charhing unit, for using the second electric current to charge according to the control of processing unit; Accordingly, described processing unit, the performance number of described AC adapter is also determined for the described resistance making described electronic equipment corresponding according to described second mark resistance, and after adjusting power consumption number according to the performance number of described AC adapter, obtain the current parameters of described electronic equipment, described current parameters characterizes the electric current needed for described electronic equipment; Determine the first electric current and the second electric current according to described current parameters, described first electric current and described second electric current sum are the electric current that described AC adapter inputs; By transmitting element, the first electric current being sent to described electronic equipment is described power electronic equipment, and uses the second electric current to charge to charhing unit.
Described processing unit, being also connected with electronic equipment for judging whether, obtaining the second judged result; When described second judged result be not connected with described electronic equipment time, obtain the resistance that the second mark resistance of AC adapter is corresponding, the charging current corresponding according to the resistance setting that described second mark resistance is corresponding, makes described external battery use described charging current to charge to charhing unit.
Described processing unit, specifically for the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment being detected by the I1 mouth of MCU, when described magnitude of voltage is greater than default threshold value, determines that described external battery is connected with described electronic equipment.Such as, one or more I/O mouths that can set in the MCU of external battery inside are responsible for controlling; As shown in Figure 2, the magnitude of voltage of the ID pin on the lead-out terminal of electronic equipment detected by the I1 mouth of the MCU of external battery inside, when described magnitude of voltage is greater than default threshold value, determine that described external battery is connected with described electronic equipment; Wherein, described default threshold value can, for determine according to pull-up resistor, be such as 3.3V.
Described processing unit, whether the voltage specifically for detecting the port be connected with AC adapter of specifying is less than default magnitude of voltage, if be less than, then determines that described external battery is connected with described AC adapter, otherwise, determine that described external battery is not connected with described AC adapter.Wherein, described default magnitude of voltage can be 3V.
Such as: the MCU of external battery inside will go to detect the state be connected with AC adapter (AC adapter), be specially: described MCU is by the O1 mouth conducting Q1 of self, if now there is AC adapter to access, whether the magnitude of voltage detecting the I2 mouth of MCU is less than 3V.If described magnitude of voltage is less than 3V, then disconnect Q1 and conducting Q2, after determining to be connected with AC adapter, obtain the resistance that the second mark resistance of AC adapter is corresponding, resistance corresponding for second of AC adapter mark resistance is directly sent to electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter; If described magnitude of voltage is not less than 3V, then illustrates and do not have AC adapter to access, now MCU conducting Q3, resistance corresponding for the self first mark resistance is exported to electronic equipment by external battery.
Described processing unit, the resistance corresponding according to described second mark resistance specifically for described external battery determines corresponding performance number, by performance number corresponding for resistance corresponding for described second mark resistance, contrast with the first performance number identifying resistance corresponding to resistance corresponding described in self, if the performance number that performance number and first corresponding to resistance corresponding to described second mark resistance identify resistance corresponding to resistance corresponding is different, then sends described second and identify resistance corresponding to resistance extremely described electronic equipment; Otherwise, send resistance corresponding to described first mark resistance to described electronic equipment.
Preferably, described processing unit, specifically for according to the access voltage of AC adapter or access electric current, resistance identify resistance corresponding with described second calculates, and obtains the performance number of correspondence.
The described current parameters electric current characterized needed for described electronic equipment is prior art, can be calculated, do not repeat here by the power consumption parameter of described electronic equipment and current output voltage.
Described processing unit, specifically for determining the first electric current according to described current parameters, then obtaining the total current of current AC adapter input external battery, utilizing described total current to deduct described first electric current and obtain the second electric current.The implementation method that described use second electric current charges to charhing unit is prior art, does not repeat here.
Preferably, be illustrated in figure 8 the internal module composition of an external battery, wherein processing unit can be made up of voltage detector, microprocessor, battery management unit, battery, current protection electric current, charhing unit;
Wherein, detect external battery by voltage detector whether to be connected with AC adapter, the voltage that microprocessor exports by detecting AC adapter, judge whether external battery is connected with AC adapter, if connected, then its second mark resistance of electronic device, is then sent to electronic equipment by the electric current needed for electronic equipment, transfers to charhing unit to charge in the second electric current.
Visible, adopt the technical scheme that the present embodiment provides, external battery can be made according to the situation of current connection AC adapter, determine that the resistance or second sending the first mark resistance corresponding to electronic equipment identifies resistance corresponding to resistance, so, the resistance or second that electronic equipment can be made corresponding according to the first mark resistance received identifies resistance corresponding to resistance, the power consumption number of timely adjustment self, thus ensure that the use of electronic equipment is not by the impact of external power supply, promotes the experience of user.In addition, can also distribute the electric current of AC adapter input, can also charge for self while for power electronic equipment, thus improve the service efficiency of external battery.
In several embodiments that the application provides, should be understood that disclosed equipment and method can realize by another way.Apparatus embodiments described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, and as: multiple unit or assembly can be in conjunction with, maybe can be integrated into another system, or some features can be ignored, or do not perform.In addition, the coupling each other of shown or discussed each part or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of equipment or unit or communication connection can be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, also can be distributed in multiple network element; Part or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in various embodiments of the present invention can all be integrated in a processing module, also can be each unit individually as a unit, also can two or more unit in a unit integrated; Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form that hardware also can be adopted to add SFU software functional unit realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: movable storage device, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (8)
1. a control method, is applied to external battery, the printing board PCB of described external battery is provided with the first mark resistance; Described method comprises:
When described external battery is connected with electronic equipment,
Judge whether to be connected with AC adapter, obtain the first judged result;
When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Send resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
2. method according to claim 1, is characterized in that, after described acquisition first judged result, described method also comprises:
When described first judged result be described external battery be not connected with AC adapter time,
Send resistance corresponding to described first mark resistance to electronic equipment,
The resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
3. method according to claim 1, it is characterized in that, the described resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and after adjusting power consumption number according to the performance number of described AC adapter, described method also comprises:
Described external battery obtains the current parameters of described electronic equipment, and described current parameters characterizes the electric current needed for described electronic equipment;
Determine the first electric current and the second electric current according to described current parameters, described first electric current and described second electric current sum are the electric current that described AC adapter inputs described external battery;
It is described power electronic equipment that first electric current is sent to described electronic equipment by described external battery, and uses the second electric current to charge to charhing unit.
4. method according to claim 1, is characterized in that, before described external battery is connected with electronic equipment, described method also comprises:
Judge whether described external battery is connected with electronic equipment, obtain the second judged result;
When described second judged result be described external battery be not connected with described electronic equipment time, described external battery obtains second of AC adapter and identifies resistance corresponding to resistance, the charging current corresponding according to the resistance setting that described second mark resistance is corresponding, makes described external battery use described charging current to charge.
5. an external battery, described external battery comprises: processing unit and transmitting element; Wherein,
On the PCB of described processing unit, installation first identifies resistance;
Described processing unit, for when being connected with electronic equipment, judging whether to be connected with AC adapter, obtaining the first judged result; When described first judged result be connected with AC adapter time, obtain the resistance corresponding to the second mark resistance of described AC adapter;
Described transmitting element, for sending resistance corresponding to described second mark resistance to described electronic equipment, the resistance making described electronic equipment corresponding according to described second mark resistance determines the performance number of described AC adapter, and adjusts power consumption number according to the performance number of described AC adapter.
6. external battery according to claim 5, is characterized in that,
Described processing unit, also for when described first judged result be not connected with AC adapter time, send resistance corresponding to described first mark resistance to transmitting element;
Accordingly, described transmitting element, also for sending resistance corresponding to described first mark resistance to electronic equipment, the resistance making described electronic equipment corresponding according to described first mark resistance determines the performance number of described external battery, and adjusts the power consumption number of self according to the performance number of described external battery.
7. external battery according to claim 5, is characterized in that, described external battery also comprises: charhing unit, for using the second electric current to charge according to the control of processing unit;
Accordingly, described processing unit, the performance number of described AC adapter is also determined for the described resistance making described electronic equipment corresponding according to described second mark resistance, and after adjusting power consumption number according to the performance number of described AC adapter, obtain the current parameters of described electronic equipment, described current parameters characterizes the electric current needed for described electronic equipment; Determine the first electric current and the second electric current according to described current parameters, described first electric current and described second electric current sum are the electric current that described AC adapter inputs; By transmitting element, the first electric current being sent to described electronic equipment is described power electronic equipment, and uses the second electric current to charge to charhing unit.
8. external battery according to claim 7, is characterized in that,
Described processing unit, being also connected with electronic equipment for judging whether, obtaining the second judged result; When described second judged result be not connected with described electronic equipment time, obtain the resistance that the second mark resistance of AC adapter is corresponding, the charging current corresponding according to the resistance setting that described second mark resistance is corresponding, makes described external battery use described charging current to charge to charhing unit.
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