CN104104541B

CN104104541B - For the end cap in wired network management system

Info

Publication number: CN104104541B
Application number: CN201410339164.7A
Authority: CN
Inventors: 奥古斯托·P·帕内拉; 埃利奥特·A·贝恩斯; 林政德
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2008-10-07
Filing date: 2009-10-07
Publication date: 2017-10-10
Anticipated expiration: 2029-10-07
Also published as: WO2010042589A1; CN104104541A

Abstract

A kind of end cap for workspace delivery outlet, workspace delivery outlet, which has, terminates at a plurality of data line this end face, and end cap is provided with the sensing circuit with preselected impedance for the data line of two terminations of connection, and the end cap includes：The main part of insulation, main part has relative the first face and the second face, first face includes multiple engagement members for being engaged with end face, each engagement member is arranged in two different rows being spaced apart thereon by intermediate gaps, the circuit substrate of second face support thereon, main part includes being arranged in intermediate gaps and extending through the slit of the main part between the first face and the second face；And a pair of conductive terminal, circuit substrate is including having the sensing circuit for the electronic component for being connected to terminal；Thus, when holding cap to be attached to end face, engagement member is engaged and terminal and two datas transmission linear contact lay with end face, to limit sensing circuit between two data transmission lines with given impedance value.

Description

For the end cap in wired network management system

The application is on 05 09th, 2011 " being used for into the Application No. 200980144600.2 of National Phase in China The divisional application of end cap in wired network management system ".

The cross reference of related application

The U.S. Provisional Patent Application that application claims had previously been submitted No. 61/103,487 and No. 61/103,532 Priority, the two patent applications are filed on October 7th, 2008.The contents of these each patent applications previously submitted in full with The mode of reference is incorporated herein.

Technical field

The present invention relates generally to architecture management system, and more specifically to for management infrastructure System, component and the part of resource.

Background technology

The calculating network being present in large corporation is made up of two kinds of equipment, and the equipment of both types must be mutual It is connected, to form available data network.These equipment, also referred to as resource, is usually classified into end in the prior art End user device and networked devices.The example of end user device include personal computer (PC), ip voice (VoIP) phone and The network printer.The typical LAN (LAN) of large enterprise may include thousands of end users equipment, these end user devices Be deployed in each office in whole place or the enterable public area of terminal user in.In addition, data network is generally also Including the network equipment, for example, forming the interchanger and router of network core.These networked devices are used for the network on LAN It is route between equipment or to LAN and compared with the packet between the wide area network (WAN) of major company, or by data packet By to internet.These network equipments are usually located at the Central Control Room referred to as wiring closet and data center.

Information technology (IT) department of these mechanisms needs to know the network connectivty situation of each end user device, end The physical location of end user device, and it also requires recognizing the source and position of any mistake or problem as quickly as possible.To end The tracking of end user device is crucial, for example, prevent the purpose of loss and monitor on network the presence of end user device and It is no, or in order to ensure end user device is physically set properly it can be optimised in terminal user In office or on floor, while maintaining the correct connection of network.At present, the terminal for being still connected to network not used for tracking is used Family equipment and monitor network physical connection state unified standard system.

Open system framework (OSI) model describes the layered communication in computer network." layer 1 ", i.e. physical layer are defined Network and be connected to network end user device it is all electrically and physical specifications.For example, Electrical and Electronic engineer learns Meeting (IEEE) standard 802.3 defines the standard of the wired ethernet generally used in calculating network.Advised as IEEE802.3 A part for model, the also physical layer to ethernet network are defined.Physical layer key element defined in IEEE802.3 specifications Example includes voltage and signaling protocol, cable needs and terminal impedance.

In order to which end user device is connected into the network equipment, it is necessary to by the network equipment root in wiring closet or data center End user device is connected to according to the particular requirement of LAN user.Every paths quilt from interchanger to end user device Referred to as channel.The representative configuration of the physical layer connection of LAN channels be patch cord between switch ports themselves and patch panel port, Behind patch panel port to terminal user office workspace delivery outlet one section of multiple-twin cable and from delivery outlet Patch cord to end user device is constituted.Each in these ports is modular jack, and is designed to comply with industry Standard criterion engages patch plug (patch plug) so as to receive.

In telecommunications room or workspace equipped at outlet port patch cord management to IT management group propose problem.Often Employed as employee, employee's decorporation or when changing position, inevitably, it is necessary to be connected and disconnected from transit cable.Cloth Generally there are multiple switch, terminal plate and patch cord in line room, sometimes with hundreds of and more be numbered.Patch cord generally that This coiling moves ahead, so that addition, removal or the operation of tracking patch cord become difficult and time consuming.When needing new switching Cable connection is in system or when needing to move transit cable, and technical staff enters wiring closet, and must hundreds of or Appropriate cable may be searched in thousands of patch cords.Then, technical staff must search for appropriate terminal plate and these wiring Proper port on plate.Finally, patch cord must be connected to the correct port on terminal plate by technical staff, and confirm the company Connect and be properly completed.Once having connected patch cord, then not yet find for determining whether patch cord is connected to correct port Simple, cost performance is high and method of time-saving and efficiency.For example, technical staff may have to go to be located at such as individual office The network port or end user device at the remote location of room, to determine whether transit cable is properly inserted into and net Network is connected to whether Energy Resources Service is available.Therefore, the workload of connection and transport network resources is very big.

In addition, IT departments not yet find the effective ways of the accurate location for the network problem for determining to be attributable to physical layer. For example, if patch cord is not properly coupled, problem is likely to be present in switchboard room, or problem is likely to be present in from friendship Room change planes into the wiring of end user device.IT departments not yet find determination network problem and whether there is in physical network at present Effective ways in wiring.Accordingly, it would be desirable to a kind of better information management system, it includes simplified order identification terminal user and set Standby step, the part the time required at least reducing movement and checking the end user device on network.

Consideration is that LAN may have substantial amounts of be not used or standby permanent link on the other hand.Standby permanent chain Road refers to have the connection cable from terminal plate to workspace delivery outlet, but the network equipment that is connected not over patch cord and/or End user device.This link generally remain in LAN layout in move, increase or change in employee in the case of ensure Appropriate capacity, or ensure under disaster recovery situation extra capacity.IT manager's problem encountered is at present：Standby They are retested before being come into operation with permanent link to examine connectedness to be highly difficult and be time-consuming.Cause This, will not carry out routine test, if the connectedness of link has problem, the problem may to most standby permanent link It can be just found when permanent link is activated as a part for working channel.Failure is found to carry out repairing meeting to and to it Cause and postpone and increase extra charge.

Har-Lev U.S. Patent No. 6,590,374 disclosed in 8 days July in 2003 describes the institute in routing network The terminal organ unit used, for the normal condition of wiring is named and checked for delivery outlet.The terminal organ is included with multiple The connector of contact and one group of resistor.First group of resistor is connected between common point and selected contact, so that according to connection Specific combination to the resistor of contact determines specific binary code.

In order to which the end user device to all connections enters row-column list or registration, and in order to be catalogued it, it is necessary to The all of the port of network is regularly detected or detected.This cataloguing needs to hold each connectivity port on network Row " pinging " order, and collect data from the end user device of connection.In order to limit the interruption times of network, this net Network intensive procedure generally carries out every month no more than once.Therefore, it is desirable to a kind of whenever end user device is connected to network Shi Junneng provides the system detected of the newest information without carrying out frequent system-wide.

The content of the invention

Therefore, catalogue of the invention is to provide a kind of many with what is be connected with different terminals user equipment for monitoring The improvement system of the network of individual workspace delivery outlet, the system helps to catalogue to network and end user device is carried out Monitoring.

Another purpose is to provide a kind of be used in and wired calculating network with multiple end user devices is monitored System in terminal unit, the terminal unit includes：Cap portion, the cap portion is configured to and is connected to the calculating The end face pairing engagement of the workspace delivery outlet of network, the cap portion includes the electronics member that thus at least one supported Part, the electronic component has particular measurement value, by the impedance variations of the measurable system of the particular measurement value, and with institute State network cable formation parallel system circuit, and the cap portion also phase including ating least one pair of with the workspace delivery outlet To the terminal of termination contact, so as to close the parallel circuit when the cap portion and the network socket coordinate.

Another purpose is to provide a kind of end cap being used in wired calculating network with multiple workspace delivery outlets, its Described in end cap include the shell of insulation, be supported on being arranged on the substrate and at least two of resistive element in resistance circuit The individual terminal coordinated from its extension with relative splice terminal corresponding with the end face of the workspace delivery outlet, the terminal Unit includes multiple from its protrusion and relative with forming the slit on the end face of workspace delivery outlet engagement structure Part, the terminal of the end cap is aligned to align with the engagement member thus to be protected, and the terminal is arranged Align the resistance circuit being parallel-connected to the workspace into two selected terminals with the workspace delivery outlet Delivery outlet.

Another purpose is to provide a kind of for being with monitor the end user device presence or absence for being connected to network The data of system or the end cap of computer network.The end cap includes two groups of different differential signal lines from the workspace delivery outlet To the connection of selected terminal sensing element or circuit, the sensing element has the pre-selection sensing for influenceing the system impedance Value, so that when the end cap is connected with the workspace delivery outlet, leading to the network electricity of the workspace delivery outlet There is the first influence value, first influence value is different from sensing infinitely great and different from the end user device in cable Value, and can remotely be read in the scanned instrument of workspace equipped at outlet port, so as to thus determine whether terminal user Equipment is connected to the workspace delivery outlet, thus provides one kind for monitoring system and determines when end user device and has connected The method of ad-hoc location on to the network.

Another purpose is to provide a kind of connective method of the workspace delivery outlet for monitoring data communication network, It is achieved in that and is used as network by providing a series of workspace delivery outlet of interconnection, and network cable is connected to the work Area's delivery outlet, and the terminal unit for each workspace delivery outlet is provided, the terminal unit terminates each network cable line In two, the terminal unit has the resistance circuit of set-point being arranged in parallel with the workspace delivery outlet, then right The impedance variations of the workspace delivery outlet are monitored, thus know when equipment be connected to the workspace delivery outlet or from The workspace delivery outlet is removed.

These objects and advantages are by holding the structure of cap to be achieved.Used socket is used in the system of the present invention Behind along socket or end face set insulation displacement terminal.Terminal unit or end cap are provided to being used in the workspace Insulation displacement terminal coordinates behind socket in delivery outlet.End cap preferably includes to be supported on the resistive element on substrate, and it is limited Determine resistance circuit.Two conducting terminals are supported and are located in the terminal unit by the terminal unit, so as to cross described insert Seat end face on two insulation displacement terminals or be in contact with it.The terminal is arranged so that it is with terminating at two groups not With the termination contact of differential signal line pair, and not with terminating at any termination contact of differential signal line pair.So, in difference Connection is internally formed between signal wire pair rather than in differential signal line.In this way, terminal unit of the invention utilizes existing Proximity switch of the network layout without ninth line or in the delivery outlet of workspace, some monitoring systems be also as This.

The terminal of the terminal unit have enough depth with the termination contact, it is but not big to making insulation displacement Terminal scatters and may damage the integrality of the network cable line connection.The terminal leads to the base supported by terminal unit Circuit on plate, the circuit includes the electronic component with pre-selection measured value, and the pre-selection measured value will when being connected to network Change the impedance of cable and/or workspace delivery outlet.The electronic component be generally selected from resistor, capacitor, inductor or Combinations thereof.Typically, electronic component is selected as resistive element.The value of the resistive element is selected so that it is than about 105 ohm Ethernet end-user's equipment impedance it is big, and it is infinity less than open-circuit impedance.The terminal is from two groups different The wire contacts of Difference signal pair do not have terminal so as to provide parallel port resistance circuit, therefore work as the workspace delivery outlet When user equipment is connected thereto, the system can read the resistance of the terminal unit, and working as has end user device to be connected to During the workspace delivery outlet, the system can read the resistance of the end user device.

Although in a preferred embodiment, having used resistive element and influence value being used as to the impedance value of system, it can also make Similar result, above-mentioned electronic component such as resistor, electric capacity are can be used to provide with the other electron component of influence system impedance Device, inductor, above-mentioned two or the combination of all three.All these elements can all influence to include the resistance of the system of network cable Resist and can close parallel circuit path when holding cap to terminate, so that the value of sensing element is changed into be used to indicate network others bar The different measured values of part.When by end cap and fashionable, the just tie points connections different from network of end cap, so just measurable network Connectedness and state.These tie points are being needed to confirm that network cable or patch cord have part progress by Web designer Selection.

By considering following embodiment, these and other objects of the present invention, feature can be more clearly understood that And advantage.

Brief description of the drawings

The embodiment illustrate during, will continually referring to the drawings, wherein：

Fig. 1 is the meter of the terminal plate, scanner and server that show the terminal unit including wherein employing the present invention Calculate the system schematic of network；

Fig. 2 is the sketch for the calculating network for being incorporated with present system, shows network and end user device and mutual The arrangement of patch cord even；

Fig. 3 A are the network socket used and the end cap coordinated with the socket in the workspace delivery outlet of Fig. 1 system The decomposition diagram of one embodiment；

Fig. 3 B are identical with Fig. 3 A, but without end cap, and show inserting for the open position for exposing socket internal terminal Seat shutter；

Fig. 3 C are the sketches for the network socket that sensing circuit is triggered with shutter, and wherein socket shutter is closure, And sensing circuit is disconnected with workspace delivery outlet；

Fig. 3 D be with Fig. 3 C identical views, but socket shutter be located at aperture position at and sensing circuit is connected to work Make area's delivery outlet；

Fig. 4 be with Fig. 3 identical views, but behind being derived from, with network service cable in position；

Fig. 5 is the view similar to Fig. 4, but shows socket and the terminal member installed on circuit boards；

Fig. 6 be with Fig. 5 identical views, but for the sake of clarity removed network cable；

Fig. 7 is the decomposition diagram of structure shown in Fig. 7；

Fig. 8 be with Fig. 6 identical views, but for the sake of clarity removed terminal unit and with the end face interval of socket Open；

Fig. 9 is Fig. 8 side view, illustrate only socket and its end face, and show the insulation displacement of Fig. 8 end face Terminal；

Figure 10 be with Fig. 9 identical views, but terminal unit engages with jack terminals face and network cable terminated at into this；

Figure 11 is the perspective view of Fig. 6 terminal unit；

Figure 12 is Figure 11 exploded view；

Figure 13 be with Figure 12 identical views, but with being maintained at the terminal of appropriate position in terminal unit body portion；

Figure 14 be with figure identical view, but behind being derived from, show in one be arranged in two row engagement members The terminal of terminal unit；

Figure 15 is the plan behind Figure 14 terminal unit；

Figure 16 is the profile of the terminal unit along Figure 15 line 16-16 interceptions；

Figure 17 A are the schematic diagrames of Fig. 2 network, show four groups of differential signal lines pair of network cable, and hold cap Connection between impedance circuit and workspace equipped at outlet port electric wire；

Figure 17 B are the schematic diagrames of the connection between network cable, end cap, workspace delivery outlet and network drive；And

Figure 18 is the figure of the alternate embodiment of the sensing device further used in network.

Embodiment

Following description is intended to provide the operation of the exemplary embodiment of the present invention to one of ordinary skill in the art.Should When recognizing, the description is intended to help reader to understand rather than the limitation present invention.On this point, the feature to the present invention or side The elaboration in face is intended to describe the feature or aspect of embodiments of the invention, rather than implies that each embodiment of the present invention must be same This description is consistent.

Turn to accompanying drawing and with reference first to Fig. 1, typical calculating or data transmission network 100 are shown, to show this hair Environment used in bright patch panel assemblies.The example of this data network is Company Electronic calculating network, and it has multiple use Family, network and the end user device being connected thereto, wherein can be accessed by this Company Electronic calculating network network user, Exchange and data storage.As used herein, term " end user device " refers to be connected to workspace delivery outlet and can be by net The physical item of any user operation of network, and without limitation, the physical item can include personal computer, phone, printing Machine, facsimile machine, monitor or miscellaneous equipment, and term " network equipment " refer to can by network user access but be not required by The physical equipment of user's operation of network, and the physical equipment can include scanner, server, interchanger, terminal plate etc.. Preferably, network includes scanner 102, and it is used for a series of net to being connected to network 104 and being connected via terminal plates 106 Network equipment is monitored.

102 pairs of network equipments for being connected to network of scanner are monitored.In one embodiment, scanner 102 is used Serial data connects to be communicated with terminal plate 106.Each terminal plate 106 is connected further to by interchanger 109 many The individual network equipment or workspace delivery outlet 107.The port between terminal plate 106 is connected by using patch cord, each network is set It is standby to be in communication with each other.Interchanger 109 can be with all workspace delivery outlets on detection network, to register what is be connected thereto End user device, and in this case, to be connected to network it is all this etc. equipment catalogue.Server 105 connects Interchanger 109 is connected to, wherein interchanger 109 is connected to terminal plate 106, and server 105 may indicate that interchanger 109 to detect The connectivity port of terminal plate 106.

In special wiring room, such as wiring closet, terminal plate 106 and other such plates can be installed along with machine In frame.These terminal plates 106 have multiple independent ports, and wherein cable can coordinate with it, so that the part on each plate be connected It is connected together.The rear portion of each port, which has, terminates at this cable, and the cable leads to what end user device 108 may be connected to Workspace delivery outlet 107.Cable may conform to ethernet standard, include eight electric wires for being arranged to twisted-pair feeder, i.e., four pairs difference Signal wire.Interchanger 109, terminal plate 106, workspace delivery outlet 107 and end user device (being referred to as 108) are cooperatively formed and swept Retouch a part for the network 104 that instrument 102 is monitored.

Fig. 2 is the one embodiment for the calculating network for including terminal plate, patch cord, the network equipment and end user device Schematic diagram.Shown three terminal plates 112,114 and 116 be arranged in frame and with such as secondary server or driver 118 The network equipment etc. the master server 105 for being connected to network is connected.Second terminal plate 114 is with public telephone system interchanger Another network equipment of (" PBX ") 120 forms is connected, and the 3rd terminal plate 112 is connected to workspace delivery outlet and each terminal User equipment, such as personal computer (" PC ") 122, it is connected with the workspace delivery outlet in meeting room or like environment Laptop computer 124, VoIP (" ip voice ") phone 126, facsimile machine 128 and printer 130.One PC123 passes through modulation Demodulator 132 is connected to the 3rd terminal plate 112.In this exemplary embodiment, all these equipment use commonly referred to as ether The accurate IEEE802.3 standards of network mark carry out communication for coordination.

In order to take phone, voip phone 126 is necessarily connected to PBX120.Therefore, in this example, VoIP voice calls 126 ports 1 linked on terminal plate 112.Port 1 on 3rd terminal plate 112 is connected to the second terminal plate by patch cord 134 Port 2 on 114.In this example, all of the port on the second terminal plate 114 is wired to PBX120.Therefore, voip phone 126 are connected to PBX120 by patch cord 134.Similarly, facsimile machine 128 passes through similar patch cord with modem 132 It is connected to PBX120.Port 5 that facsimile machine is linked on terminal plate 112 is simultaneously connected to PBX120 by patch cord 136.Equally Ground, modem 132 is connected to PBX by patch cord 138.PC122, laptop computer 124 and printer 130 connect respectively Line is to terminal plate 112.Each port of each equipment of the 3rd terminal plate 112 is connected to the first terminal plate by other patch cords 140 116.Therefore, each of PC122, laptop computer 124 and printer 130 can be communicated with server 118. In one embodiment, interchanger (not shown) can make each terminal user be communicated with one another with the network equipment.

In one embodiment, system can be monitored to all equipment for being connected to network.For example, master server 105 can monitor the address distribution of such as DHCP (" DHCP ") and Internet protocol (IP) address.In some nets Under network environment, the network equipment will obtain IP address when being connected on network from Dynamic Host Configuration Protocol server.In such a case, service Device 105 can be monitored the distribution of IP address and can be detected newest connection using such as Simple Network Management Protocol (" SNMP ") Equipment.SNMP is used to monitor the equipment being connected with network.

The U.S. Patent No. 6,590,374 that Har-Lev is announced describes a kind of application of terminal organ unit, and it is in network In be used to name and check the normal condition of wiring for workspace delivery outlet.The terminal organ unit of the ' No. 374 patent is needed for net Every wiring of network workspace delivery outlet provides a pair of resistance, by these resistance to arrangement so as to come define unique identifier with Purpose for system monitoring.So, the structure of this terminal organ unit is just very complicated, and works out by arranging resistance mark The distribution for knowing symbol is accomplished by substantial amounts of work to be developed as the binary code numeral of identifier.Therefore, this structure makes With just becoming complicated, and also need to substantial amounts of work and installed.The terminal organ unit of No. 374 patents, this hair relative to the ' Bright to provide an advantage, its expense is low and its application does not need substantial amounts of work.

In the system of the present invention, for example the improved terminal system shown in Fig. 3-4 is used for enabling a system in workspace Delivery outlet level is monitored to network, and judges network cable to the connection of workspace delivery outlet and other parts of network Property, and the network equipment is to the connectedness of workspace delivery outlet.Fig. 3-4 illustrates the RJ-45 type sockets including terminal unit 144 142, the terminal unit 144 is used to connect together each network components, including the network equipment is to the company of workspace delivery outlet Connect.Socket 142 is used to provide workspace delivery outlet in the specific location of such as meeting room, office or control cabinl pulpit, wherein setting Standby expectable being connected thereto permanently or temporarily.

Socket 142 has shell 142a and multiple workspace delivery outlets using multiple sockets, and the shell 142a is usual In the wallboard in office or room, the multiple workspace delivery outlet can be located in single room or office.Socket bag The inner socket 145 for accommodating equipment cable is included, and RJ-45 types socket can accommodate and export any slotting of interworking with Ethernet Head, i.e., its have eight terminals be disposed to provide four groups of Difference signal pairs.The other of such as RJ-11 types socket can also be used Multiple paired Strip line sockets.Each terminal 146 in socket coordinates with the respective terminal in network cable (not shown).Socket 142 may also include the shutter 148 for closing receptacle openings.In Fig. 3 A-3B, shutter 148 can be inclined by means of spring 149 Put and be rotatably installed in socket 142, so that the plug for making insertion socket 142 rotates or pivots, shutter 148 is downward Towards the bottom rear of receptacle openings 145.When pulling out plug from socket 142, before the bullet of shutter 148 to receptacle openings 145 The position in face.In this way, shutter 148 prevents dust from entering socket 142 and judges whether plug is inserted completely there is provided one kind Enter to the method in socket 142.If plug is not fully inserted into, the shutter 148 of spring load will eject plug. As described below, shutter may be used to provide parallel sensing circuit.

Terminal unit 144 shown in accompanying drawing takes generally U-shaped in cross-section hat shape, and the center that may pass through including network cable Slit 150.End cap 144 preferably remains cable to reduce the stress connected between cable and network socket 142.Network cable 156 are connected to socket 142 using insulation displacement technology (" the IDT ") terminal 152 being supported on the rear terminal face 149 of socket. IDT terminals 152 pass through the insulation of each electric wire in network cable, to ensure between female terminal 142 and network cable line Electrical connection.Floor 154 is arranged on terminal unit 144, so as to be engaged there is provided making terminal unit 144 match somebody with somebody to merge with socket 142 Mode.These floors 154 are connected with each other, above-mentioned slit by the crosspiece 158 being at least partially recessed into slit 162 162 form in the jack terminals face 160 of socket and are also housed within IDT terminals.Terminal unit 144 has generally u-shaped or C-shaped structure Make and be provided with central slot 150.

Fig. 4 shows the rear view of workspace delivery outlet socket 142, and workspace delivery outlet socket 142 includes terminating at The network workspace delivery outlet cable 156 of socket, while the end cap 144 for being connected to socket 142 is in appropriate position.In end cap Electronic component is provided with 144, and the electronic component is provided preferably with lead, so as to be limited and net by means of the IDT terminals of socket The sensing circuit of two line contacts in network cable.Sensing circuit is set so that when end cap 144 and jack terminals face phase During cooperation, sensing element is connected and forms parallel circuit path by the electric wire of network cable 156.For such as resistance For the specific sensing element of device, sense resistor can read and open a way, be not connected with by holding cap 144 to connect The resistance of delivery outlet or be connected to delivery outlet the network equipment the different parallel resistance of resistance.The electronic induction element can be with Be resistor, capacitor, inductor or in them a pair of any two or all three elements combination.By cable 156 can influence the impedance of system with the measurement for holding the sensing element in cap 144, these three elements in the position.

In Fig. 3 A-3D embodiment, shown resistor 170 is used as the electronic component with measurable magnitude, so that will Two terminals of socket 142 are connected together.Resistor 170 (Fig. 3 C-3D) can be arranged in socket relative to end cap 144, And especially be arranged on shutter 148 on a certain position so that when shutter be in close position when, resistor Do not contacted with the terminal 146 in socket 142, the resistance of systematic survey is to open workspace delivery outlet (that is, not set with terminal user Standby connection) when resistance, that is, show infinitely great resistance value when equipment is not attached to workspace delivery outlet.Such as Fig. 3 D institutes Show, when end user device is connected to workspace delivery outlet, in the plug insertion socket 142 of the equipment, shutter 148 is moved To open position, and when shutter is slid back in socket 142, resistor 170 is moved to the selected terminal 146 with socket 142 It is in contact, so as to form the new resistance value that can sense when.Illustrate above-mentioned situation in Fig. 3 C-3D, wherein shutter 148 Sliding motion is opposite with the rotary motion shown in Fig. 3 A-3B.As illustrated, shutter is in the first operating position and the second working position Moved between putting, wherein when close shutter when, sensing circuit not with workspace delivery outlet and its network cable being connected simultaneously Connection connection.

Also contemplate alternate embodiment, one of embodiment is one or more sensing element (preferred resistance Device) it is installed in some way on shutter 148, so that when closing shutter 148, resistor and workspace delivery outlet Terminal and/or network cable line are connected.When connection cable is inserted into receptacle openings 145, shutter is moved to the position of opening Put and resistor disengaging and terminal/line contacts, so reduce the inductive reactance of load on workspace delivery outlet 107.According to Such mode system can measure different values to indicate the state of workspace delivery outlet 107.

Therefore, in Fig. 3 A-3D specific embodiment, when end user device is inserted in socket 142, by difference Ohmic load insert on the sensing circuit in network cable.The electronic component sensed is desirably integrated into terminal plate 106, swept Retouch instrument 102, server 105 or other be connected in the special or multifunctional network equipment of network 104.

Fig. 5-16 shows another embodiment of the terminal unit connected according to the principle of the invention, the workspace shown in it Delivery outlet 200 includes the socket-type shell 202 being arranged on circuit board 204.Shell 202 be insulate and with band it is typical with Too receptacle openings of net socket structure.The internal terminal 146 of receptacle openings include multiple end sections 206, usually eight with Just eight lines in being transmitted with Ethernet data used in the arrangement of four pairs of general differential signal lines match.End section 206 extend through the hole being arranged in circuit board 204 or through hole 208.

End section 206 is connected with the terminal 210 supported by final element 211, and the final element 211, which has, is arranged on it On end face 212.As can be seen that the end face 212 include flat base portion 214 and it is multiple from base portion 214 to The pillar 216 of outer protrusion.These pillars are arranged to two rows and often row five and are spaced apart from each other, so as to limit between them Intermediate gaps 218.Pillar 216 in often going is also what is be spaced apart from each other in itself, and is approximately perpendicular to intermediate gaps 218 And the medial slot 220 extended is spaced apart.Each slit 220 includes the IDT of the form of conductive plate shapes terminal 221, conductive plate shapes end Son 221 has the central slot 222 being limited between two opposite tip parts 223.Being sized so as to of central slot 222 makes Obtain tip portion 223 to bite into and through the exterior insulation of electric wire, so that electric wire makes electrical contact with terminal 221.Network cable 156 can Intermediate gaps 218 are extended through at least in part, and its each electric wire scatters and engaged with the IDT of end face, and network electricity Cable can extend directly through the central channel 247 of terminal unit 240 behind socket.

For this respect, the shape for the cap 241 that terminal unit 240 is engaged with the end face 212 with socket termination element 211 Formula is provided.More specifically by cap 241 is formed by insulating materials, and preferably has flat base portion 242, the base portion 242 have the depression or groove 243 for being disposed therein and being limited by multiple side walls 244.It is relative along base portion 242 two Edge can be found that a pair of clips 245 of the part as side wall.Groove 243 accommodates circuit substrate 246, as shown in figure 12, The circuit substrate is preferably flat substrate, and substrate 246 and base portion 242 include central channel 247.As can be seen that label Or the visual sign 248 of paster form may be provided on the exposed surface of substrate 246 to facilitate installation personnel.With the of the present invention One embodiment is identical, and the present embodiment also includes central channel 247.

Preferably as shown in figure 14, base portion 242 also includes the device for engaging work area delivery outlet end face 212. The engagement device 250 is shown as two row or two row 251a, 251b of the protruding member 252 on centrally disposed slit opposite side.Often One row include a pair side wall 253a, 253b spaced apart per a line, and side wall 253a, 253b, which have, extends laterally to side wall A series of wall 254 of 253a, 253b interconnection, the wall 254 of interconnection have with it is narrow between the pillar 216 of end face 212 The interval that groove 220 matches.

The wall 254 each interconnected includes the central notch 255 being disposed therein.These notches 255 and the wall 254 of interconnection IDT with workspace delivery outlet end face 212 aligns, so that the wall 254 of interconnection will not substantially be contacted with IDT, will make it Scatter and can damage the gate oxide integrity of they and cable.Two notches 255a, 255b are more deeper than other notches 255, and And a pair of conductive terminal 260 is supported on the position so that they are outstanding from base portion 242 by base portion 242. These terminals 260 shown in accompanying drawing are thimble type (Pogo-pin style) terminals and are contained in corresponding hole 261, These holes 261 have the sufficient length (height) for the bottom wall 262 for making terminal extend through (i.e. more than) notch 255.

This way it is ensured that contact of two terminals 260 (at their tip) between IDT.It is expected that thimble type terminal has There is cylindrical portion 280, the cylindrical portion 280 carries the tip for the spring load being maintained in the hole of the cylindrical portion 281.Contained spring 283 (shown in Figure 12-16) pushes out tip 281, but can bend and retract under external pressure.Spring Tip is set to keep in the central slot 222 contacting with IDT tip portions 223, but deflection is make it that sophisticated 281 will not be by point 223 are divided excessively to push open.

In the present embodiment, sensing circuit in parallel is located in the cap of end, rather than in the delivery outlet socket of workspace.Terminal 260 are connected to substrate 246 and are specifically connected to circuit 270 or include the electricity of at least one resistive element (such as resistor 271) Road.In operation, resistive element 271 is the resistance circuit extended between the electric wire of two different Difference signal pairs 270 part.Ethernet standard cable has four Difference signal pairs, i.e. eight electric wires altogether.In the present invention, terminal 260 arrangements are shaped as the circuit extended between two signal wires pair, and a line of the first Difference signal pair is connected into second One line of Difference signal pair, rather than between a pair of electric wire is constituted.Can four differential signal lines pair Article 2 and The resistance that an available resistance value is 1M (million) ohm is connected between seventh line.This schematically shows in Figure 17 A, wherein wrapping The network cable 156 with four pairs of electric wires for being exclusively used in differential signal transmission is contained.These electric wires are with phase adjacency pair 1-2,4-5,3-6 Shown with 7-8 as group.Terminal unit resistance circuit across two pairs of different differential signal lines to upper, i.e., shown in Figure 17 A Two pairs of end, specifically between electric wire 2 and electric wire 7.It is the terminal because of them in workspace delivery outlet to choose this two electric wires Alignd and adjacent to each other on face.

It is this to be connected as under the particular instance described sensing circuit and establish basis, the particular instance such as Figure 17 B Shown parallel resistance network structure, wherein network cable extend between terminal plate 106 and workspace delivery outlet 200.Will be eventually End unit 240 sets onto workspace delivery outlet suitable position, is shown by sensing (resistance) circuit 270 of terminal unit 240 Show that influence value is equal to 1M ohm of constant resistance.The value, which is shown on the scanner of system, shows terminal unit 240 and workspace Delivery outlet 200 is connected, and shows do not have short circuit current in the cable 156 that workspace delivery outlet 200 is terminated, also without for example PC122 end user device is connected to workspace delivery outlet 200.When end user device is connected with workspace delivery outlet 200 When, the network equipment 122 now forms second sensing circuit in parallel with the sensing circuit (that is, resistance circuit 270) of terminal unit, and And its parallel connection bridging differential pair.Electric signal will select the path of most low-resistance so as to pass through end user device 122, and make work The scanner for making area's delivery outlet reads about 150 ohm of resistance.The change of this resistance is displayed immediately on scanner, is represented eventually End user device has been inserted in the workspace delivery outlet 200 of network 100.On the contrary, when end user device 122 is defeated from workspace When outlet 200 is removed, the resistance read at the workspace delivery outlet 200 shown on scanner increases to fixed value (1M Europe immediately Nurse), the fixed value is different from 150 ohm of (being more than) and (being less than) breaking resistor (that is, infinitely great).So, work can be read Three kinds of conditions of area's delivery outlet 200：About 150 ohm：It is connected with end user device；About 1M ohm：Terminal unit 240 is appropriate Position but no end user device；And infinitely great ohm：There is no terminal unit or end user device.It is also contemplated that The other resistance values sensed under the conditions of other, for example, be connected to the open circuit in the network cable 156 of specific Workplace delivery outlet 108 Short circuit.

Terminal unit 240, which is provided, can be integrated into the sensing circuit in workspace delivery outlet 200, so that end user device Change for the system impedance caused by the simple motion of connection or the disconnection of network workspace delivery outlet 200 can be by once Measure.Terminal unit 240 can be easily mounted at each work on hand area delivery outlet 200 of network or pacify in a network The new workspace equipped at outlet port of dress.This structure can be immediately connected to network, and the parallel connection electricity that terminal unit 240 is provided Resistance network be it is a kind of just can the connective device of monitoring system not against multiple resistors or identifier.Therefore, by any Given workspace equipped at outlet port read resistance can remote control network it is connective to judge end user device whether in specific work Make area's equipped at outlet port and be connected to network.

Capacitor can be used to replace above-mentioned resistor, it should be appreciated that their occupation mode can influence workspace The state change of delivery outlet, the state change changes according to the system impedance for being connected to that workspace delivery outlet and can swept Instrument is retouched to rapidly detect.Similarly it can also expire there is provided any combination of the inductor of system impedance change or other elements The foot requirement.In order to monitor the integrality and connectedness of whole network, also cap can will be held to be used at other tie points of network.Example Such as, in addition to workspace delivery outlet 107, the end cap with sensing element can be also used for network cable and terminal plate 106, with And the connection for scanner 102 or even for interchanger 109.Increasing these sensing elements in sensing circuit can change Measurable system impedance, scanner 102 can judge the company of particular cable or particular cable connection by measuring the impedance The general character and integrality.For example, the connection meeting of two end caps with sensing element of workspace delivery outlet 107 and terminal plate 106 The impedance of change system, the value of the impedance is different from one only with a sensing element being connected with workspace delivery outlet The impedance value obtained during the cap of end, increase end cap can similarly change the impedance in interchanger 109.In the case, it can make Network impedance is determined with circuit inductance value in parallel and serial and measured value.Therefore, end cap is provided to system designer and increased Plus network state information, mode is to be used as connection or end point (such as interchanger 109 and terminal plate 106 by the use of network components Between or between terminal plate 106 and workspace delivery outlet 107 network cable open circuit).

Then as shown in figure 18, the electronic component such as resistor, capacitor, inductor may be connected to workspace delivery outlet One in terminal, and above-mentioned electronic component can have the relative Electronic Serial Number that can be read by scanner and use In identification workspace delivery outlet and the particular value of the network equipment.

It is used to implement preferred forms of the invention this document describes the preferred embodiments of the present invention, including inventor. After foregoing description is read, for those skilled in the art, the modification of these preferred embodiments is apparent 's.Inventor expects that those skilled in the art are wished except specifically describing herein suitably with these modifications, and inventor The outer present invention of mode can otherwise implement.Therefore, the present invention includes institute in applicable allowed by law scope The all modifications form and equivalents for the subject content that attached claims are illustrated.In addition, unless otherwise indicated herein or Person is clearly contradicted with present disclosure, and any combination of said elements is also included within the model of the present invention in all possible variations thereof In enclosing.

Claims

1. a kind of end cap for workspace delivery outlet, the workspace delivery outlet has terminates at this by a plurality of data line End face, the end cap be provided with the sensing circuit with preselected impedance for connection two termination data lines, The end cap includes：

The main part of insulation, the main part has relative the first face and the second face, and first face includes multiple use In the engagement member engaged with the end face, each engagement member is arranged in two be spaced apart thereon by intermediate gaps In different rows, the circuit substrate of the second face support thereon, the main part includes being arranged in the intermediate gaps And extend through the slit of the main part between first face and second face；And

A pair of conductive terminal, the conducting terminal is supported by the main part, and the terminal includes relative contact jaw and end Not-go-end, the terminal extend longitudinally through the main part so that the clearing end contacted with the circuit substrate and The contact jaw extends in one in the row of the engagement member, and the circuit substrate, which includes having, is connected to the terminal Electronic component sensing circuit；Thus, when the end cap is attached to the end face, the engagement member and the terminal Face is engaged and the terminal transmits linear contact lay with two data, to be hindered between the two datas transmission line with given Anti- value limits sensing circuit.

2. end cap according to claim 1, wherein the workspace delivery outlet is Ethernet socket.

3. end cap according to claim 1, wherein the end face includes multiple insulation displacements being contained in its slit Terminal, and the engagement member is from base portion extension so as to be engaged with the slit of the end face.

4. end cap according to claim 1, wherein the terminal includes thimble type terminal.

5. end cap according to claim 1, wherein the engagement member of the end cap is arranged in two different lines, each column bag The a pair of sidewalls interconnected by the wall of multiple interconnection is included, the terminal is arranged in one in the row, Two of each terminal and the wall of the interconnection align.

6. end cap according to claim 5, wherein the wall of each interconnection includes the notch for being disposed therein the heart, two The notch has the first depth that can not be with the insulation displacement technology termination contact of socket.

7. end cap according to claim 6, wherein notch described in another two have the second depth, the second depth ratio institute State the first depth greatly, and one in the terminal aligns with each in notch described in another two.

8. end cap according to claim 7, wherein the terminal has the height bigger than the depth of notch first.

9. end cap according to claim 7, wherein the terminal is arranged in the main part on the side of the slit.

10. end cap according to claim 1, wherein the electronic component be selected from resistor, capacitor, inductor or it Combination.

11. a kind of terminal unit of workspace delivery outlet for bonding data transmission network, the terminal unit includes being used for The device of sensing circuit is provided in the workspace equipped at outlet port, the workspace delivery outlet includes being used to be connected to terminal user The composition surface of equipment and the end face for terminating network cable, the network cable include multigroup differential signal line pair, described End face includes multiple insulation displacement technologies (" IDT ") terminal, and each insulation displacement technology terminal engages a net Network cable, the terminal unit includes：

Shell, the circuit substrate that the shell is supported on, the circuit substrate includes at least one sensing circuit, the sense Slowdown monitoring circuit includes the electronic component that at least one has preselected impedance, and the shell and the circuit substrate include accommodating slit Cable, for making the terminal unit be connected to the workspace delivery outlet end face via the network cable；

Multiple engagement members, the multiple engagement member is arranged on the composition surface of the shell in the form of being arranged with two, described to connect Conjunction component is arranged to be spaced apart from each other by intermediate gaps, and the cable holding slit is arranged in the intermediate gaps, each Engagement member row include a pair of sidewalls interconnected by cross wall, and the cross wall is aligned to and the end face in a certain pattern Each engagement slot and alignd with the insulation displacement technology terminal being disposed thereon；And

A pair of conductive terminal, the conducting terminal be supported in the shell and with described in supported as the end face two Insulation displacement technology terminal aligns, and the conducting terminal includes relative tail end and contact jaw, and the tail end is connected to the electricity The sensing circuit of base board, the conducting terminal is from the circuit substrate in one in engagement member row and one Extended out between the side wall of individual engagement member row, each cross wall includes notch formed therein, and the conducting terminal is arranged on It is described when the terminal unit is engaged with the terminal of the workspace delivery outlet in two adjacent notches of the cross wall Sensing circuit is in contact with it, so as to change its resistance when the network equipment is connected to the workspace delivery outlet.

12. terminal unit according to claim 11, wherein each conducting terminal includes base portion and is maintained at Tip portion inside the base portion, and bias spring is inserted between the base portion and the tip portion, When the terminal unit and the end face coordinate, the bias spring makes the tip portion occur under termination pressure partially Tiltedly.

13. terminal unit according to claim 11, wherein the conducting terminal includes thimble type terminal.

14. terminal unit according to claim 11, wherein the electronic component is the electricity with least 1 megohm value Hinder device.

15. terminal unit according to claim 11, wherein the conducting terminal is set on the housing, so that with connecting The different insulation displacement technology termination contacts to differential signal line of the network cable are connected to, are connected to restriction described The resistance circuit of workspace delivery outlet.

16. terminal unit according to claim 11, wherein the electronic component is selected from resistor, capacitor, inductor Or combinations thereof.

17. a kind of terminal unit of tie point on bonding data transmission network, the terminal unit includes being used in institute State at tie point provide sensing circuit device, the tie point by the network cable including multigroup differential signal line pair Interconnected on the network, the tie point includes multiple conducting terminals suitable for being connected with a line of the network cable, institute Stating terminal unit includes：

Shell, the circuit substrate that the shell is supported on, the circuit substrate includes at least one sensing circuit, the sense Slowdown monitoring circuit includes the electronic component that at least one has preselected impedance, and the shell includes and connecing that the tie point coordinates Conjunction face；

At least one engagement member, the engagement member is arranged on the composition surface of the shell；And

A pair of conductive component, the conductive member is supported in the shell and alignd with two of the conducting terminal, described Conductive member is connected to the sensing circuit of the circuit substrate, when the terminal unit and the conductive structure of workspace delivery outlet When part coordinates, the sensing circuit is contacted with the end user device of workspace delivery outlet, so as to be connected to institute in network cable Change the impedance of the tie point when stating tie point.

18. a kind of judge whether end user device is connected to any one in the data network with multiple workspace delivery outlets The method of the individual workspace delivery outlet, methods described comprises the following steps：

Multiple workspace delivery outlets are provided；

The terminal of the workspace delivery outlet is connected to network cable, each network cable includes a plurality of data transfer Line, every data line is terminated at a terminal, and the data line is arranged with the network in pairs Interior differential signal transmission；

The terminal unit of the workspace delivery outlet is provided for connection to, each terminal unit includes support sensing circuit Shell, the shell include make the network cable pass through the terminal unit cable holding slit, multiple engagement members Set on the housing, and be spaced apart from each other by intermediate gaps in the form of being arranged with two, the cable holding slit is arranged on In the intermediate gaps, each engagement member row include a pair of sidewalls and a pair of conductive terminal, and the pair of side wall passes through cross wall And interconnect, the cross wall aligns with each terminal for the shell being disposed thereon；The pair of conducting terminal is supported on Align in the shell and with two insulation displacement technology terminals, the conducting terminal include being connected to the tail end of sensing circuit with And for engaging the contact jaw of the insulation displacement technology terminal；

The terminal unit is connected to the delivery outlet, so that workspace delivery outlet end described in the contact end in contact Son, so that the sensing circuit is connected in parallel into two network cable lines, so as in two network cable lines Between form sensing circuit in parallel, two group different differential signals of the two network cable lines from the network cable line Centering is chosen, and the sensing circuit has the first impedance value, and first impedance value is different from the second impedance value of the network equipment； And

Impedance is read in the workspace equipped at outlet port, the first impedance value indicates that no end user device is connected to the work Area's delivery outlet, and the second impedance value instruction terminal user equipment is connected to the workspace delivery outlet.