CN102098425B - Microminiature digital video monitoring module - Google Patents
Microminiature digital video monitoring module Download PDFInfo
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- CN102098425B CN102098425B CN 200910201163 CN200910201163A CN102098425B CN 102098425 B CN102098425 B CN 102098425B CN 200910201163 CN200910201163 CN 200910201163 CN 200910201163 A CN200910201163 A CN 200910201163A CN 102098425 B CN102098425 B CN 102098425B
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- digital video
- video monitoring
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Abstract
The invention provides a microminiature digital video monitoring module which is arranged in a CCD (Charge Coupled Device) network camera and is used for processing monitor data. The microminiature digital video monitoring module comprises a first PCB (Printed Circuit Board) and a second PCB, wherein the first PCB is electrically connected with the second PCB through a pin header and is provided with a main processor with small power, and the size of the microminiature digital video monitoring module is not larger than 38mm*38mm. The invention has the advantages of small size and small calorific value.
Description
Technical field
The present invention relates to a kind of video monitoring module, particularly a kind of Microminiature digital video monitoring module applicable to current any CCD mould.
Background technology
Along with digitlization and the arrival in Internet epoch, increasing equipment is all in the revolution of carrying out digitlization and networking.In the monitoring field, concentrated the network monitoring system of the state-of-the-art technologies such as multimedia technology, Digital Image Processing and telecommunication network transmission progressively replacing traditional simulated monitoring system.It has represented the trend of supervisory control system, is used by increasing industry, commerce and other department.
At present, web camera (IP Camera) has been widely used in the supervisory control system, and a web camera must comprise imageing sensor 11 and video monitoring module 12, as shown in Figure 1.Imageing sensor 11 is used for acquisition of image data, it is divided into CCD (Charge-coupled Device usually, electric charge coupling original paper) and two kinds of patterns of CMOS (Complementary Metal Oxide Semiconductor, CMOS (Complementary Metal Oxide Semiconductor)).After 12 responsible view data that imageing sensor 11 is gathered of video monitoring module are processed, be transferred in the network.
Web camera for the CCD formula, progressively maturation along with production technology, its mould (casing) size is just progressively dwindled, minimum dimension in the existing market is 38mm*38mm, but the size of existing video monitoring module 12 is uneven, cause the video monitoring module 12 of large-size can't be compatible in small mould, and the video monitoring module 12 that does not have a kind of standard specification goes for the CCD formula web camera of various models, thereby has caused the higher Production design cost of video monitoring module.And the power of existing video monitoring module 12 is generally larger, can produce higher heat in the course of the work, and in the time of in being installed to small mould, its heat dissipation problem is a very scabrous problem.
In sum, the video monitoring module of existing CCD web camera exists Production design cost height, heat radiation hard problem.
Summary of the invention
The purpose of this invention is to provide a kind of Microminiature digital video monitoring module,, heat radiation hard problem high with the video monitoring module Production design cost that solves existing CCD web camera.
The present invention proposes a kind of Microminiature digital video monitoring module, be arranged in the CCD web camera, be used for monitor data is processed, it comprises one first pcb board and one second pcb board, be electrically connected by row's pin between this first pcb board and this second pcb board, be provided with a low power primary processor on this first pcb board, and the size of this Microminiature digital video monitoring module is not more than 38mm*38mm.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, primary processor is the Hi3512 chip.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, it is of a size of 38mm*38mm.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, be provided with a vision signal conversion unit on this second pcb board, be used for analog video signal is converted into the digital video signal of standard.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, this vision signal conversion unit is the TW9910 chip.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, be provided with an audio coding decoding unit on this second pcb board, be used for realizing the two-way voice talkback function.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, this audio coding decoding unit is the TLV320AIC23 chip.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, be provided with an Ethernet physical interface transceiver on this second pcb board, be used for realizing the Internet Transmission of audio/video flow.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, this Ethernet physical interface transceiver is the LAN8700 chip.
According to the described Microminiature digital video monitoring module of preferred embodiment of the present invention, be provided with a power supply chip on this second pcb board, be used for external voltage is converted into the required voltage of inner original paper, this power supply chip is the MP1411 chip.
With respect to prior art, the invention has the beneficial effects as follows:
1, Microminiature digital video monitoring module of the present invention has been realized extra small size with stacked structure, can reach 38mm*38mm, it can be compatible with (casing of CCD formula video camera) in any a CCD mould, need not be the video monitoring module of the CCD Design of Dies special use of various models again, not only can save a large amount of design costs, the advantage that its size is little can also be saved a large amount of material costs.
2, Microminiature digital video monitoring module power of the present invention is low, has the little advantage of caloric value, makes it that good result of use and very long useful life be arranged.
Certainly, implement arbitrary product of the present invention and might not need to reach simultaneously above-described all advantages.
Description of drawings
Fig. 1 is existing web camera basic framework figure;
Fig. 2 is a kind of whole implementation illustration intention of Microminiature digital video monitoring module of the present invention;
Fig. 3 is a kind of example structure figure of the present invention's the second pcb board;
Fig. 4 is Microminiature digital video monitoring module workflow diagram of the present invention.
Embodiment
Main thought of the present invention provides a kind of subminiature digital video monitoring module, thereby can be compatible in any CCD mould, is CCD web camera save design and the manufacturing cost of different model.
Below in conjunction with accompanying drawing, specify the present invention.
See also Fig. 2, it is a kind of whole implementation illustration intention of Microminiature digital video monitoring module of the present invention.This Microminiature digital video monitoring module comprises between the first pcb board 21 and the second pcb board 22, the first pcb boards 21 and the second pcb board 22 by the electric connection of row's pin.Be provided with low power primary processor 23 on the first pcb board 21,22 of the second pcb boards are provided with various extended chips, because this stacked design, so that Microminiature digital video monitoring module of the present invention is structurally compacter, its size can be accomplished in the 38mm*38mm.And because the minimum dimension of existing CCD mould is 38mm*38mm, therefore Microminiature digital video monitoring module of the present invention can be compatible in the CCD mould of any a kind of model.
When a web camera had less size, its radiating effect can have influence on a plurality of factors such as its shooting effect, useful life.And primary processor 23 of the present invention can adopt the Hi3512 chip, the Hi3512 chip is a high performance communication Media Processor based on ARM (Advanced Risc Machine) 9 processor cores and vision hardware accelerating engine, can realize the codec functions of multiple audio frequency, voice, this chip typical case power consumption only has 600mW, and size only is 19mm*19mm, not only have the little characteristics of caloric value, also catered to the undersized requirement of Microminiature digital video monitoring module.
See also Fig. 3, it is for a kind of example structure figure of the present invention's the second pcb board.Be provided with multiple expanded function unit at this second pcb board 22, comprise vision signal conversion unit 31, audio coding decoding unit 32, Ethernet physical interface transceiver 33 and power supply chip 34, these functional units all link to each other with primary processor 23 on the first pcb board 21.Vision signal conversion unit 31 is used for analog video signal is converted into the digital video signal of standard, audio coding decoding unit 32 is used for realizing the two-way voice talkback function, Ethernet physical interface transceiver 33 is used for realizing the Internet Transmission of audio/video flow, and 34 of power supply chips are used for external voltage is converted into the required voltage of inner original paper.And in the present embodiment, the applicant has provided better implementation, vision signal conversion unit 31 can adopt exemplary power less than the TW9910 chip of 100mW, audio coding decoding unit 32 can adopt exemplary power less than the TLV320AIC23 chip of 23mW, Ethernet physical interface transceiver 33 can adopt the LAN8700 chip, and power supply chip 34 then can adopt undersized MP1411 chip.Therefore, vision signal conversion unit 31, audio coding decoding unit 32, Ethernet physical interface transceiver 33 all can meet low power characteristics.
See also Fig. 4, it is Microminiature digital video monitoring module workflow diagram of the present invention, and it may further comprise the steps:
S41, device power, and whole system resetted.
S42, vision signal conversion unit (TW9910 chip) receive the vision signal that imageing sensor gathers, and are digital video signal (such as the BT.656 form) with analog signal conversion; Simultaneously, audio coding decoding unit (TLV320AIC23 chip) received audio signal, and be converted into equally digital signal.
S43, the digital signal that primary processor (Hi3512 chip) receiving video signals conversion unit and the transmission of audio coding decoding unit come, and carry out encoding compression processing.
S44, primary processor (Hi3512 chip) carries out after the encoding compression processing, and Ethernet physical interface transceiver 33 (LAN8700 chip) is sent to the audio/video flow after the encoding compression processing to decode on the remote host by Ethernet and plays and storage.
Microminiature digital video monitoring module of the present invention is with breakthrough stacked design, super undersized characteristics have been realized, can be compatible with in existing any a CCD mould (casing of CCD formula video camera), and its lower powered characteristics make its caloric value very little, have long useful life and good result of use.
More than disclosed only be several specific embodiment of the present invention, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should drop in protection scope of the present invention.
Claims (7)
1. Microminiature digital video monitoring module, be arranged in the CCD web camera, be used for monitor data is processed, it is characterized in that, it comprises one first pcb board and one second pcb board, be electrically connected by row's pin between this first pcb board and this second pcb board, be provided with a low power primary processor on this first pcb board, described primary processor is the Hi3512 chip, be provided with an audio coding decoding unit on described the second pcb board, described audio coding decoding unit is the TLV320AIC23 chip, be used for realizing the two-way voice talkback function, and the size of this Microminiature digital video monitoring module is not more than 38mm*38mm.
2. Microminiature digital video monitoring module as claimed in claim 1 is characterized in that, it is of a size of 38mm*38mm.
3. Microminiature digital video monitoring module as claimed in claim 1 is characterized in that, is provided with a vision signal conversion unit on this second pcb board, is used for analog video signal is converted into the digital video signal of standard.
4. Microminiature digital video monitoring module as claimed in claim 3 is characterized in that, this vision signal conversion unit is the TW9910 chip.
5. Microminiature digital video monitoring module as claimed in claim 1 is characterized in that, is provided with an Ethernet physical interface transceiver on this second pcb board, is used for realizing the Internet Transmission of audio/video flow.
6. Microminiature digital video monitoring module as claimed in claim 5 is characterized in that, this Ethernet physical interface transceiver is the LAN8700 chip.
7. Microminiature digital video monitoring module as claimed in claim 1 is characterized in that, is provided with a power supply chip on this second pcb board, is used for external voltage is converted into the required voltage of inner original paper, and this power supply chip is the MP1411 chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910201163 CN102098425B (en) | 2009-12-15 | 2009-12-15 | Microminiature digital video monitoring module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910201163 CN102098425B (en) | 2009-12-15 | 2009-12-15 | Microminiature digital video monitoring module |
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| Publication Number | Publication Date |
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| CN102098425A CN102098425A (en) | 2011-06-15 |
| CN102098425B true CN102098425B (en) | 2013-03-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547096B (en) * | 2011-12-30 | 2014-12-17 | 深圳英飞拓科技股份有限公司 | Small monitoring camera |
| CN108154708A (en) * | 2018-01-19 | 2018-06-12 | 北京悦畅科技有限公司 | Parking lot management method, server, video camera and terminal device |
| CN208538435U (en) | 2018-08-01 | 2019-02-22 | 京东方科技集团股份有限公司 | A kind of display device |
| CN111481758A (en) * | 2019-01-25 | 2020-08-04 | 深圳核心医疗科技有限公司 | Ventricular assist device |
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| US5675149A (en) * | 1994-09-30 | 1997-10-07 | Honeywell Inc. | Compact thermal camera |
| CN1847968A (en) * | 2005-04-11 | 2006-10-18 | 联华电子股份有限公司 | Miniature video camera module |
| CN2914527Y (en) * | 2006-04-29 | 2007-06-20 | 王庆旺 | Moveable mini-monitor |
| CN2922324Y (en) * | 2006-04-28 | 2007-07-11 | 北京泰可尚电子科技有限公司 | Video service device |
| CN201207691Y (en) * | 2008-03-21 | 2009-03-11 | 陈昌军 | Micro camera head |
-
2009
- 2009-12-15 CN CN 200910201163 patent/CN102098425B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5675149A (en) * | 1994-09-30 | 1997-10-07 | Honeywell Inc. | Compact thermal camera |
| CN1847968A (en) * | 2005-04-11 | 2006-10-18 | 联华电子股份有限公司 | Miniature video camera module |
| CN2922324Y (en) * | 2006-04-28 | 2007-07-11 | 北京泰可尚电子科技有限公司 | Video service device |
| CN2914527Y (en) * | 2006-04-29 | 2007-06-20 | 王庆旺 | Moveable mini-monitor |
| CN201207691Y (en) * | 2008-03-21 | 2009-03-11 | 陈昌军 | Micro camera head |
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| CN102098425A (en) | 2011-06-15 |
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Granted publication date: 20130320 Termination date: 20131215 |