CN201388235Y - Dual-network cable exchange communication device - Google Patents
Dual-network cable exchange communication device Download PDFInfo
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- CN201388235Y CN201388235Y CN200920012169U CN200920012169U CN201388235Y CN 201388235 Y CN201388235 Y CN 201388235Y CN 200920012169 U CN200920012169 U CN 200920012169U CN 200920012169 U CN200920012169 U CN 200920012169U CN 201388235 Y CN201388235 Y CN 201388235Y
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Abstract
The utility model relates to a dual-network cable exchange communication device which belongs to the field of communication, and is characterized by comprising an inner wire board, an outer wire board, a seat board and two exchange boards; the inner wire board is connected with the two parallel exchange boards by two network communication data lines, and the outer wire board is also connected with the two parallel exchange boards by two network communication data lines; and the two exchange boards are connected with the seat board by the communication network data lines. The dual-network cable exchange communication device has simple and reasonable equipment and strong practicality, and is quite suitable to be applied to the field of civil aviation.
Description
Technical field:
The utility model provides a kind of communication system that is applied to Civil Aviation System, relates in particular to the wired exchange communication device of a kind of two nets.
Background technology:
Line communication system is a most important link in civil aviaton's production run, for a long time, China master has not only spent national a large amount of foreign exchange with wire communication facility dependence on import mostly, and inlet system in use also exposes problems such as capacity is little, poor compatibility; And in traditional line communication system, carry out wire communication by phone, utilize phone to form the control seat, and if desired multiple spot is carried out control in this mode, then need on the seat, dispose the multi-section phone, like this seat arrangement abnormalities is numerous and diverse, has all brought great inconvenience for operation and maintenance.And communication system in the past all is that single line connects, and interrupts in case connect, and will cause the connection paralysis of whole system, and communication system poor compatibility in the past, function singleness.
Summary of the invention:
Goal of the invention: the utility model provides a kind of two wired exchange communication device of netting, and its objective is that solution communication system seat configuration in the past is complicated, connects the failure rate height that causes and safeguard inconvenient problem because of single line.
Technical scheme: the utility model is achieved through the following technical solutions:
The wired exchange communication device of a kind of two nets, it is characterized in that: described communication device comprises interior lines plate, outside line plate, seat plate and two power boards; The interior lines plate is connected with two power boards arranged side by side simultaneously by two network communication data wires, and the outside line plate also is connected with two power boards arranged side by side simultaneously by two network communication data wires; Two power boards then are connected to the seat plate by the communication network data wire.
The wired exchange communication device of described two nets also includes monitor board, voice plate, recording plate and magnetite plate; Monitor board, voice plate, recording plate and magnetite plate all are connected with two power boards of parallel connection simultaneously by two parallel communication network data wires.
On described interior lines plate, outside line plate, seat plate, be provided with audio frequency isolated converter, digital isolator, two network-driven modules and independent CPUs and FPGA; Two network drives are connected with CPU by circuit, and CPU is connected with FPGA by circuit, and FPGA is connected with the audio frequency isolated converter by digital to analog converter on the one hand, directly is connected with digital isolator on the other hand; Audio frequency isolated converter digital isolator is connected to port for peripheral equipment, and two network-driven modules then are connected to two power boards by the communication network data wire.
Described power board is provided with a plurality of interfaces that are connected with each feature board, and total interface all is connected with crosspoint with digital isolator by the audio frequency isolated converter, and crosspoint is connected with control and Routing Protocol judge module.
Digital isolator adopts photoelectrical coupler and relay.
The outward appearance of the wired exchange communication device of described two nets is the housing that an inside has the integrated circuit board slot, described interior lines plate, outside line plate, seat plate, monitor board, voice plate, recording plate, magnetite plate and power board all are arranged in the housing and are plugged on side by side in the integrated circuit board slot, and two power boards are plugged on the two ends of integrated circuit board slot.
The interior lines plate is connected with the direct connection telephone machine in use; The outside line plate is connected with local telephone network or stored-program control exchange in use; The seat plate is connected with user seat by the seat end plaste in use.
Advantage and effect: the utility model provides a kind of two nets wired exchange communication device, this system is with interior lines plate, outside line plate, seat plate, seat end plaste, monitor board, voice plate, recording plate and magnetite plate, link together by two parallel communication network data wires and two power boards, form tradable communication system, the wired exchange communication device of this pair net in use, the interior lines plate is connected with the direct connection telephone machine, the outside line plate is connected with local telephone network or stored-program control exchange, the seat end plaste is connected with user seat, and monitor board is used for being connected with monitoring configurating terminal machine; The voice plate then is used for the voice messaging to each corresponding function plate transmission of dual network crosspoint; The recording plate then is used for this locality recording at long-range seat; The magnetite plate is used for being connected with magnetite or power supply phone.Just each feature board can be linked to each other with the seat by power board so in use, same seat can be random carry out wire communication the time, also be free to switch various functions, all than simple, convenient, fail safe also improves thereupon greatly in operation and maintenance; And, can adjust and control the straight-through phone of the multi-section that is connected with the interior lines plate at this seat, convenient to operation.
In addition, also the wired exchange communication device of a plurality of this pair nets can be coupled together by network and just can work in many ways, the wire communication on the wired exchange communication device of each two net can freely switch various functions by a seat.Dropped into since the experiment, none routine systemic breakdown phenomenon takes place, and reliability is significantly improved.
And, the wired exchange communication device of this pair net adopts the decentralized control structure, in whole system, there is not unified CPU, all functions are controlled by separate CPU on each feature board and FPGA, 32 intelligent processors (CPU) NIOSII is used for handling the function such as synthetic of the collection of redundant communications protocol, audio frequency and audio frequency.In whole application and maintenance process, the scattered control system structure can be limited in fault in the minimum scope, and the fault of any feature board can not influence the normal operation of whole system.System reliability is compared and adopted the system of traditional core host computer control mode that further raising has been arranged, and is stable, provides powerful support for for ensureing that flight safety provides.
On each feature board of the wired exchange communication device of this pair net, all be integrated with two full switching network redundancy runnings of isolating each other, as shown in the figure, this figure is the composition of this platform, it is made up of basic two networks and a plurality of feature board.
And when the wired exchange communication device of this pair net uses, external information is through after the analog-to-digital conversion, exchange with two communication networks of the auspicious form of data by inside, design broadband (10M) uses broadband (128K) than reaching 10: 0.128 with reality, effectively raise the exchanges data reliability, can really accomplish clog-free communication.
This pair of wired exchange communication device of net adopts two redundant parallel full switching network frameworks in use, two net concurrent workings, can carry out dilatation easily, and make that more reasonable, the interregional contact of the utilization of resources is tightr, really accomplish clog-free communication, at present, the native system capacity surpasses international similar system heap(ed) capacity more than 2 times.
This pair the net wired exchange communication device each feature board all integrated full redundancy network parallel operational module, between any two feature boards, provide the data exchange capability that is not less than 10Mpbs, and between the wired exchange communication device of many two nets, exchange if desired, the exchange rate of 100M, 1000M can be provided between the wired switching plane of a plurality of this pair nets, be accompanied by rapid development of network technology now, native system will have very powerful dilatation ability.Under such exchange capacity, attend a banquet, the quantity of various interface such as analog subscriber, digital subscriber almost is can unconfined dilatation.
Because the wired exchange communication device of this pair net adopts different communications protocol, and much imported product is not that data transaction agreement and technology are provided, therefore when interconnecting, multisystem has very big difficulty.The communication protocol of native system independent development can make the communication protocol between the different platform change mutually, and and different product between have very strong compatibility.
This pair of wired exchange communication device of net can be external domestic employed various ground wire communication facility at present, and the normal operation of these equipment is directly connected to safety of civil aviation production.In case owing to native system internal fault reason causes damage to access device, its loss is beyond measure.Therefore, each feature board of the wired switching plane of this pair net has carried out whole isolation to all input/output ports when design.By the audio frequency isolated converter all audio frequency input/output signals (RX, TX and telephone signal) are isolated; By photoelectrical coupler and relay digital signal (PTT, SQL, ALM) is isolated.Adopt the full access way of isolating,, also can not produce any influence, but improve the global reliability and the fail safe of beechnut effectively the equipment that inserts even can guarantee when catastrophe failure appears in native system.
The interface of this pair of wired exchange communication device of net adopts self-adapting type.When external equipment inserted, the polarity and the level of CPU on each feature board and the automatic judgment signal of FPGA meeting were handled by standard control signal of output after inner polarity and the level conversion.To the output signal of system, each feature board carries out intelligentized processing equally, makes output signal satisfy the needs of access device.This processing mode, can satisfy the ground connection/dry contact of digital signal /+5V/+12V/-48V etc., greatly facilitate the connection of different agreement very high frequency(VHF) equipment, improved the adaptive capacity of system.
This pair the net wired switching plane the efficiently property tieed up be mainly reflected in following some:
1, integrated circuit board hot plug.Any integrated circuit board (comprising power board), all hot-swappable under the energising running status, make things convenient for the user under the situation that does not influence use, to safeguard.
2, remote maintenance.System provides the maintenance function of remote dial, and the attendant of producer can be connected into system by dial mode under the situation of user's permission, help the user to carry out fault judgement and information configuration.
3, the full redundancy of switching system design.Make and to close or to pull up any one power board in the custom system use and exchange, and do not influence the normal use of system.
In addition, can also form the videoconference of 256*64 member's capacity after a plurality of the wired switching planes of two nets connect together; The utility model, equipment are succinctly reasonable, and be practical, relatively is fit to be applied in the civil aviaton field.
Description of drawings:
The structural representation of the occupation mode when Fig. 1 links together for a plurality of the utility model;
Fig. 2 represents the utility model internal structure block diagram;
Fig. 3 represents the structured flowchart of the another kind of form of internal structure of the present utility model;
Fig. 4 represents the structured flowchart of the utility model interior lines plate;
Fig. 5 represents the circuit board figure of the utility model interior lines plate;
Fig. 6 represents the circuit board figure that has the interior lines plate of audio frequency isolated converter of the present utility model;
Fig. 7 represents the figure of the biopsy cavity marker devices of the utility model external overall structure;
Fig. 8 represents the structural principle schematic block diagram of the utility model power board.
Embodiment:
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 2, the utility model provides a kind of two nets wired exchange communication device, and the wired exchange communication device of described two nets mainly comprises interior lines plate 4, outside line plate 5, seat plate 6, seat end plaste 7 and two power boards 8; As shown in Figure 2, interior lines plate 4 and outside line plate 5 are connected with two power boards 8 by two inner parallel communication network data wires, and 8 of two power boards are connected to seat plate 6 by two parallel communication networks 2; Seat plate 6 connects seat end plaste 7; That is to say interior lines plate 4, outside line plate 5, all be connected with seat plate 6, make seat plate 6 can control interior lines plate 4 and outside line plate 5 respectively by two power boards 8; Interior lines plate 4 directly is connected with the direct connection telephone machine by port for peripheral equipment, the outside line plate also is connected with local telephone network or stored-program control exchange by port for peripheral equipment, seat end plaste 7 is connected with user seat, like this interior lines plate 4 just organically links together by power board 8 and user seat, and outside line plate 5 also links together by power board and user seat, and user seat then can freely switch between interior lines plate 4 and outside line plate 5 by power board.
And shown in Fig. 2 and 3, the wired exchange communication device of described two nets can also include monitor board 9, voice plate 11, recording plate 12 and magnetite plate 13; Monitor board 9, voice plate 11, recording plate 12 are connected with two power boards 8 by two inner communication network data wires with magnetite plate 13; That is to say that monitor board 9, voice plate 11, recording plate 12 all are connected with seat plate 6 by two power boards 8 with magnetite plate 13
In use, monitor board 9 is used for being connected with monitoring configurating terminal machine; Voice plate 11 then is used to store the voice messaging that sends to each corresponding function plate; 12 of plates of recording are used for this locality recording at long-range seat; Magnetite plate 13 is used for being connected with magnetite or power supply phone.
So just realize switch transition freely with coupling together between user seat and each feature board by two power boards 8.
In addition, on described interior lines plate 4, outside line plate 5, seat plate 6, be provided with CPU, FPGA and audio frequency isolated converter, digital isolator and two network-driven modules 20; Network-driven module 20 is used for being connected with two inner communication network data wires, and then is connected to power board 8; Network-driven module 20 is connected with CPU 18 by circuit, CPU is connected with FPGA 19 by circuit, FPGA19 is connected with the audio frequency isolated converter by two opposite digital to analog converters of conversion direction on the one hand, directly be connected with digital isolator on the other hand, audio frequency isolated converter, digital isolator are connected with separately port; CPU and FPGA form control unit; FPGA is exactly a field programmable gate array; Because the utility model can be external domestic employed various ground wire communication facility at present, and the normal operation of these equipment is directly connected to safety of civil aviation production.In case owing to native system internal fault reason causes damage to access device, its loss is beyond measure.Therefore, native system just when each feature board design, has carried out whole isolation to all input/output ports.By the audio frequency isolated converter all audio frequency input/output signals (RX, TX and telephone signal) are isolated; By digital isolator, just photoelectrical coupler and relay are isolated digital signal (PTT, SQL, ALM).Adopt the full access way of isolating,, also can not produce any influence, but improve the global reliability and the fail safe of beechnut effectively the equipment such as very high frequency(VHF) that insert even can guarantee when catastrophe failure appears in native system.
In addition shown in Fig. 4,5 and 6, comprise two network drives 14, CPU, FPGA, audio frequency isolated converter 21, digital isolator 23 and wireline interface for the interior lines plate 4 that plays main effect, described two network drives 14, CPU, FPGA, audio frequency isolated converter, digital isolator all are arranged on the printed circuit board (PCB), two network drives 14 are connected with CPU by circuit, CPU is connected with FPGA by circuit, and CPU and FPGA form control unit; FPGA is on the one hand by digital to analog converter 22 and audio frequency isolated converter, directly be connected on the other hand with digital isolator, audio frequency isolated converter, digital isolator then are connected with cable port, in use, data through behind audio frequency isolated converter and the digital isolator data are transferred to CPU through behind the digital to analog converter 22, FPGA handles, transfer out then.
As shown in Figure 8, be the structural principle simple block diagram of power board 8, on power board 8, then be provided with a plurality of ports and be used for being connected with each feature board.Each port of power board 8 all is connected to crosspoint by audio frequency isolated converter and digital isolator, and crosspoint is connected by the agreement judge module with control and land; Information enters crosspoint and control and land by handling in the agreement judge module after being isolated through digital and audio frequency by corresponding ports, transfers out again.Power board 8 internal informations enter crosspoint and control and land by handling in the agreement judge module after isolating through digital and audio frequency, transfer out again.
As shown in Figure 7, the outward appearance of the wired exchange communication device of described two nets is the housing 14 that an inside has integrated circuit board slot 15, described interior lines plate 4, outside line plate 5, seat plate 6, monitor board 9, voice plate 11, recording plate 12, magnetite plate 13 and power board 8 all are arranged in the housing 14 and are plugged on side by side in the integrated circuit board slot 24, and two power boards 8 are plugged on the two ends of integrated circuit board slot 24; Various external equipments then are connected by the function corresponding plate in the wired exchange communication device of circuit and this pair net.
Shown in Fig. 4,5 and 6, be the aufbauprinciple of interior lines plate 4 in addition.Be illustrated in figure 3 as the simple block diagram of the utility model type of attachment, demonstrated the be connected situation of each feature board with power supply among the figure, each feature board is identical with existing known circuit board with the connection situation of power supply, here repeats no more.
This pair of wired exchange communication device interface of net adopts self-adapting type.When external equipment inserted, the polarity and the level of CPU on each feature board and the automatic judgment signal of FPGA meeting were handled by standard control signal of output after inner polarity and the level conversion.To the output signal of system, each feature board carries out intelligentized processing equally, makes output signal satisfy the needs of access device.This processing mode, can satisfy the ground connection/dry contact of digital signal /+5V/+12V/-48V etc., greatly facilitate the connection of different agreement very high frequency(VHF) equipment, improved the adaptive capacity of system.
The utility model by each feature board Information Monitoring, is passed to user seat 15 by power board with information then and handles in use.
After adopting the wired exchange communication device of this pair net, user seat 15 directly links to each other with multi-section direct connection telephone on the interior lines plate 4 by power board 8, and operation and maintenance is all than simple, convenient, and fail safe is raising greatly thereupon also, has effectively ensured flight safety.
On each feature board of the wired exchange communication device of this pair net, all be integrated with two full switching network redundancy runnings of isolating each other.External information is through after the analog-to-digital conversion, and the form auspicious with data exchanges by these two networks, and design broadband (10M) uses broadband (128K) than reaching 10: 0.128 with reality, effectively raises the exchanges data reliability, really accomplishes clog-free communication.
This pair of wired exchange communication device of net adopts redundant full switching network framework that a plurality of identical wired switching planes of two nets are linked together when using, two net concurrent workings, can carry out dilatation easily, and make that more reasonable, the interregional contact of the utilization of resources is tightr, really accomplish clog-free communication, at present, the native system capacity surpasses international similar system heap(ed) capacity more than 2 times.
Full redundancy network parallel work that the feature board of the wired exchange communication device of this pair net is all integrated provides the data exchange capability that is not less than 10Mpbs between any two feature boards; If desired the wired exchange communication device of a plurality of this pair nets is linked together then only the power board 8 of the wired exchange communication device of the two nets of two parallel switching networks and each to be connected and get final product, the exchange rate of 100M, 1000M can be provided, be accompanied by rapid development of network technology now, the wired switching plane of this pair net will have very powerful dilatation ability.Under such exchange capacity, attend a banquet, the quantity of various interface such as analog subscriber, digital subscriber almost is can unconfined dilatation.
Owing to words communication systems in different adopt different communications protocol, and much imported product is not that data transaction agreement and technology are provided, and therefore has very big difficulty when multisystem interconnects.The communication protocol of native system independent development can make the communication protocol between the different platform change mutually, and and different product between have very strong compatibility.
This pair of wired exchange communication device of net adopts the separate CPU decentralized control, and high performance 32 intelligent processors (CPU) NIOSII is all arranged on the every feature board, is used for handling the function such as synthetic of the collection of redundant communications protocol, audio frequency and audio frequency.In whole application and maintenance process, the scattered control system structure can be limited in fault in the minimum scope, and the fault of any feature board can not influence the normal operation of whole system.System reliability is compared and adopted the system of traditional core host computer control mode that further raising has been arranged, and is stable, provides powerful support for for ensureing that flight safety provides.
The efficiently property tieed up of this product be mainly reflected in following some: 1, integrated circuit board hot plug.Any integrated circuit board (comprising power board), all hot-swappable under the energising running status, make things convenient for the user under the situation that does not influence use, to safeguard; 3, remote maintenance.System provides the maintenance function of remote dial, and the attendant of producer can be connected into system by dial mode under the situation of user's permission, help the user to carry out fault judgement and information configuration.4, the full redundancy of switching system design.Make and to close or to pull up any one power board in the custom system use and exchange, and do not influence the normal use of system.
, the wired exchange communication device of this pair net can form the videoconference of 256*64 member's capacity if connecting the wired switching plane of a plurality of this pair nets in use by two nets, can store nearly 256 videoconferences in the videoconference, can hold 64 members in the group and carry out meeting.System is gradable to carry out meeting, also can organize more and carry out meeting simultaneously, and every group of conference member number of making a speech simultaneously can reach 4 sides.By conference call functions, can preestablish a plurality of call service groups, can call out whole phones in this group simultaneously by a key operation, this function is also very practical for notice to navigator, announcement information issue etc.
The utility model, equipment are succinctly reasonable, and be practical, relatively is fit to be applied in the civil aviaton field.
Claims (7)
1, the wired exchange communication device of a kind of two nets, it is characterized in that: described communication device comprises interior lines plate (4), outside line plate (5), seat plate (6) and two power boards (8); Interior lines plate (4) is connected with two power boards (8) arranged side by side simultaneously by two network communication data wires, and outside line plate (5) also passes through two network communication data wires and is connected simultaneously with two power boards (8) arranged side by side; Two power boards (8) then are connected to seat plate (6) by the communication network data wire.
2, the wired exchange communication device of two nets according to claim 1 is characterized in that: the wired exchange communication device of described two nets also includes monitor board (9), voice plate (11), recording plate (12) and magnetite plate (13); Monitor board (9), voice plate (11), recording plate (12) and magnetite plate (13) all are connected with two power boards (8) of parallel connection simultaneously by two parallel communication network data wires.
3, the wired exchange communication device of two nets according to claim 2 is characterized in that: be provided with audio frequency isolated converter, digital isolator, two network-driven modules and independent CPUs and FPGA on described interior lines plates (4), outside line plate (5), seat plate (6); Two network drives (14) are connected with CPU by circuit, and CPU is connected with FPGA by circuit, and FPGA is connected with the audio frequency isolated converter by digital to analog converter on the one hand, directly is connected with digital isolator on the other hand; Audio frequency isolated converter digital isolator is connected to port for peripheral equipment, and two network-driven modules then are connected to two power boards (8) by the communication network data wire.
4, the wired exchange communication device of two nets according to claim 2, it is characterized in that: described power board is provided with a plurality of interfaces that are connected with each feature board, total interface all is connected with crosspoint with digital isolator by the audio frequency isolated converter, and crosspoint is connected with control and Routing Protocol judge module.
5, according to claim 3 or the wired exchange communication device of 4 described two nets, it is characterized in that: digital isolator adopts photoelectrical coupler and relay.
6, the wired exchange communication device of two nets according to claim 1, it is characterized in that: the outward appearance of the wired exchange communication device of described two nets is the housing (14) that an inside has integrated circuit board slot (15), described interior lines plates (4), outside line plate (5), seat plate (6), monitor board (9), voice plate (11), recording plate (12), magnetite plate (13) and power board (8) all are arranged in the housing (14) and are plugged on side by side in the integrated circuit board slot (15), and two power boards (8) are plugged on the two ends of integrated circuit board slot (15).
7, the wired exchange communication device of two nets according to claim 1, it is characterized in that: interior lines plate (4) is connected with the direct connection telephone machine in use; Outside line plate (5) is connected with local telephone network or stored-program control exchange in use; Seat plate (6) is connected with user seat by seat end plaste (7) in use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920012169U CN201388235Y (en) | 2009-03-20 | 2009-03-20 | Dual-network cable exchange communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920012169U CN201388235Y (en) | 2009-03-20 | 2009-03-20 | Dual-network cable exchange communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201388235Y true CN201388235Y (en) | 2010-01-20 |
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ID=41580778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920012169U Expired - Fee Related CN201388235Y (en) | 2009-03-20 | 2009-03-20 | Dual-network cable exchange communication device |
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| Country | Link |
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| CN (1) | CN201388235Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107733723A (en) * | 2017-11-22 | 2018-02-23 | 沈阳空管技术开发有限公司 | Double net cable communication system hosts |
-
2009
- 2009-03-20 CN CN200920012169U patent/CN201388235Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107733723A (en) * | 2017-11-22 | 2018-02-23 | 沈阳空管技术开发有限公司 | Double net cable communication system hosts |
| CN107733723B (en) * | 2017-11-22 | 2023-10-17 | 沈阳空管技术开发有限公司 | Double-network wire communication system host |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100120 Termination date: 20170320 |