CN103401584B - Wired signal transmission system and method - Google Patents
Wired signal transmission system and method Download PDFInfo
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- CN103401584B CN103401584B CN201310350544.6A CN201310350544A CN103401584B CN 103401584 B CN103401584 B CN 103401584B CN 201310350544 A CN201310350544 A CN 201310350544A CN 103401584 B CN103401584 B CN 103401584B
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Abstract
The invention discloses a wired signal transmission system and method. The system comprises a networking controller, a communication controller, a superior control center, a command computer, local sides, friendly neighbors, radar interface adaptors, a telephone set, an earphone microphone group, an exchanger, an earthing rod, a power adapter and a baseline measuring instrument. The method comprises the following steps: the networking controller connects the command computer, the radar interface adaptors, the local sides and the friendly neighbors into a whole by utilizing wired link circuits to finish the real-time transmission of the data and voice of the overall system; not only is the information resource sharing of the friendly neighbor group net and the local sides realized, but also the self-adaptive working pattern of G.SHDSL equipment is realized through the utilization of the communication controller; the transmission distance is long; the bandwidth is high; the communication is stable; the system can be used as soon as being paved; the original time-consuming and strenuous work is enabled to be simple and easy; the command efficiency of the informationalized equipment operation is fully enhanced. The system provides a better wired transmission basis condition, and is suitable for flexile networking and interworking under various indoor field conditions.
Description
Technical field
The invention belongs to domain of communication equipment, particularly a kind of wire signal transmission system of applicable wild environment and side
Method.
Background technology
In some application circumstances, such as: field fixes or mobile communication command post, field data collection, field
The environment such as communication operations and Underground Distributed monitoring, need the transmitting realizing speech, image and data, but due to these
Place is remote, and therefore public communication network cannot cover, and current most of area utilizes a pair copper twisted pairs to achieve
How simple single channel voice communication, along with the proposition of automated surveillance and control overflow, resolve the communication issue of data,
Through becoming very crucial, although best communication mode utilizes optical fiber, optical fiber communication also exists equipment complexity, and cost is high
Shortcoming.The data volume of these field work places communication is not large especially, but requirement of real-time is high, and communication distance is far away especially,
Existing public communication network cannot cover, if the cable ethernet network Network Based building current main-stream carries out data biography
Defeated, have the following disadvantages: 1) need buying a large amount of Ethernet switches and router etc. expensive cable and equipment;
2) Ethernet switch of current main-stream, router all adopt rack form mostly, and the large weight of volume is large, is not easy to portable.Be difficult to ensure fast reserve, the instructions for use of flexible deployment, and equipment need of work constant indoor temperature environment; 3) need the auxiliary equipment such as computer just can complete during networking, need the power line of connection, data wire, speech line more between each equipment, cause duration of run long, effective utilization is poor; 4) communication mode is single, can not realize the redundancy backup of multiple channel.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of wire signal transmission system and method, completes whole logical
The real-time Transmission of news system data, speech, realizes the information resources share of friendly neighbour's networking and local side.
For above-mentioned technical problem, the technical scheme that the present invention takes is, a kind of wire signal transmission system, comprises networking
Controller, communication controler, superior control centre, command computer, local side, friendly neighbour, radar interface adapter, telephone set, earphone microphone group, switch, earthing rod, power supply adaptor and base line measurement instrument;
Described superior control centre is connected with networking controller by higher level's binding post;
Described radar interface adapter is connected with radar;
Described networking controller utilizes wire link, command computer, local side, friendly neighbour and radar interface adapter are connected, complete the real-time Transmission of whole system data, speech, realize friendly neighbour's networking and local side information resources share, fully improve IT application facilities operation command usefulness.Flexible networking under various indoor field condition and intercommunication, provide good wire transmission basic condition;
Described telephone set is connected with networking controller by magnetite phone binding post;
Described earphone microphone group is connected with networking controller by audio port;
Described switch is connected with networking controller by exchanging mouth;
Earthing rod on described networking controller is connected with the earth;
Described power supply adaptor is connected with electric main or storage battery;
Described command computer is connected with power supply adaptor respectively with networking controller;
Base line measurement binding post on described networking controller is connected with base line measurement instrument;
Described communication controler comprises G.SHDSL interface circuit and 2B+D interface circuit.
Further, described command computer and can insulate line be passed through between local side, friendly neighbour, radar or base line measurement instrument
Carry out data voice full-duplex communication.
Further, described command computer and local side, friendly neighbour, utilize communication controler between radar and base line measurement instrument
Complete star-like networking, and set up interconnection.
Present invention also offers a kind of method of wire signal transmission system, networking controller also comprises the module software system adopting the exploitation of UC/OSII operating system platform, processor adopts high-performance ARM7 chip, and described software system module comprises: G mouth line management module, 2B+D line management module, DSP communication module and keyboard scan module; Processor and G mouth line management model calling, G mouth line management module is connected with G mouth bottom layer driving, in order to create and monitoring SHDSL network link, complete wired startup, link setup, training and wired state is managed, safeguard and deixis; Processor and 2B+D line management model calling, 2B+D line management module is connected with 2B+D bottom layer driving, in order to complete the deixis of the state of 2B+D circuit; Processor is connected with DSP communication module, and DSP communication module is connected with DSP program module, leads to multicast function with for the voice switching completed between each speech channel, speech; Processor and keyboard scan model calling: in order to complete voice call, control voice switching, and the call realized between unit controls; Interaction data and control information is come by data buffer zone and global variable between each module.
The invention has the advantages that: networking controller utilizes wire link, command computer, radar interface adapter, local side and friendly neighbour are connected, complete the real-time Transmission of whole system data, speech, not only achieve friendly neighbour's networking and local side information resources share, and the self adaptation mode of operation of G.SHDSL equipment is achieved by communication controller, transmission range is long, bandwidth is high, communication is stable, namely spread and namely use, make the work of originally wasting time and energy become easily simple, fully improve IT application facilities operation command usefulness.Flexible networking under various indoor field condition and intercommunication, provide good wire transmission basic condition.
Accompanying drawing explanation
Fig. 1 is wire signal transmission system schematic diagram.
Fig. 2 is the schematic diagram of networking controller 1.
Fig. 3 is the software architecture diagram of networking controller 1.
Reference numeral: 1, networking controller, 2, communication controler, 3, greatly, 4, base line measurement binding post, 5, radar, 6, magnetite phone binding post, 7, audio port, 8, exchange mouth, 9, earthing rod, 10, higher level's binding post, 11, processor, 12, G mouth line management module, 13, 2B+D line management module, 14, DSP communication module, 15, keyboard scan module, 16, G mouth bottom layer driving, 17, 2B+D bottom layer driving, 18, DSP program module, 19, electric main, 20, storage battery, 101, superior control centre, 102, command computer, 103, local side, 104, friendly neighbour, 105, radar interface adapter, 106, telephone set, 107, earphone microphone group, 108, switch, 109, earthing rod, 110, power supply adaptor, 111, base line measurement instrument, 112, DSP, 113, audio codec, 114, digital voice module, 115, adder, 116, ROM, 117, keyboard, 118, indicator light, 119, buzzer, 120, management mouth, 201, G.SHDSL interface circuit, 202, 2B+D interface circuit.
Embodiment
Embodiments of the present invention are described in detail: as shown in Fig. 1, a kind of wire signal transmission system below in conjunction with accompanying drawing,
Comprise networking controller 1, communication controler 2, superior control centre 101, command computer 102, local side 103, friendly neighbour 104, radar interface adapter 105, telephone set 106, earphone microphone group 107, switch 108, earthing rod 109, power supply adaptor 110 and base line measurement instrument 111.
Described superior control centre 101 is connected with networking controller 1 by higher level's binding post 10.
Described radar interface adapter 105 is connected with radar 5.
Described networking controller 1 utilizes wire link, command computer 102, local side 103, friendly neighbour 104 and radar interface adapter 105 are connected, complete the real-time Transmission of whole system data, speech, realize friendly neighbour's networking and local side information resources share, fully improve IT application facilities operation command usefulness.Flexible networking under various indoor field condition and intercommunication, provide good wire transmission basic condition.
Described telephone set 106 is connected with networking controller 1 by magnetite phone binding post 6.
Described earphone microphone group 107 is connected with networking controller 1 by audio port 7.
Described switch 108 is connected with networking controller 1 by exchanging mouth 8.
Earthing rod 9 on described networking controller 1 is connected with the earth 3.
Described power supply adaptor 110 is connected with electric main 19 or storage battery 20, can provide supply power mode flexibly according to the needs at scene.
Described command computer 102 is connected with power supply adaptor 110 respectively with networking controller 1.
Base line measurement binding post 4 on described networking controller 1 is connected with base line measurement instrument 111.
Described communication controler 2 comprises G.SHDSL interface circuit 201 and 2B+D interface circuit 202.
Further, command computer 102 and data voice full-duplex communication can be carried out by insulate line between local side 103, friendly neighbour 104, radar 5 or base line measurement instrument 111.
Further, command computer 102 and local side 103, friendly neighbour 104, between radar 5 and base line measurement instrument 111, utilize communication controler 2 to complete star-like networking, and set up interconnection.
Again as shown in Figure 2, be connected by two serial interface cables between command computer 102 with networking controller 1, in each cable, comprise 8 full duplex RS422 asynchronous serial ports.Wherein 4 friendly neighbours 104,2 radars 5, baseline geometers 111, and the serial data of voice reading is combined in a cable.8 local side 103 serial data cables are combined in a cable.Command computer 102 is with a pair hair line to 8 local sides 103, and in FPGA, tap gives 8 local sides 103.
The data and the speech that are sent to friendly neighbour 104 complete multiple connection in FPGA, close road signal and pass through the networking controller 1 of G.SHDSL interface circuit 201 long-distance transmissions to corresponding friendly neighbour 104, at the G.SHDSL interface circuit 201 of the networking controller 1 of friendly neighbour 104, conjunction road signal is accepted, deliver to FPGA, complete the tap of data and speech, data are sent to corresponding RS422 serial ports and enter friendly neighbour 104 or command computer 102 completes data communication, speech is then exchanged by DSP112 and delivers to earphone microphone group 107 through audio codec 113, completes call.Data and the Speech Communication principle of networking controller 1 and local side 103, radar 5 or baseline geometer 111 are similar, and difference is exactly that the conjunction road signal of data voice is transmitted by 2B+D interface circuit 202.
Digital voice module 114 stores digitize voice, and processor 11 is communicated with digital voice module 114 by serial ports, the serial data that processor 11 analyzing speech enters for, and is packaged into voice according to the communication protocol of digital voice module 114
Digital voice module 114 is given in instruction, and digital voice module 114 exports speech to earphone microphone group 107 through adder 115.
DSP112 has been mainly used in the voice switching between each speech channel, and in connecting, speech leads to multicast function, and meeting in the company of realization
View function.ROM116 is the bead line storage of DSP112.
Networking controller 1 has operated calling by keyboard 117.Link and speech channel state are by aobvious on indicator light 118
Show.
During if any speech incoming call, processor 11 can drive buzzer 119 to send the sound, to point out, and processor 11 to distinguish calling be from friendly neighbour 104 or command computer 102.
Serial interface cable adopts isolation method, and power inlet takes over-current over-voltage protection, and insulate line takes the safeguard measures such as anti-lightning strike, the protection person and device security.
Level translation is realized by management mouth 120.
Present invention also offers a kind of method of wire signal transmission system, networking controller 1 also comprises the software system module adopting the exploitation of UC/OSII operating system platform, processor 11 adopts high-performance ARM7 chip, and described software system module comprises: G mouth line management module 12,2B+D line management module 13, DSP communication module 14 and keyboard scan module 15; Processor 11 is connected with G mouth line management module 12, G mouth line management module 12 is connected with G mouth bottom layer driving 16, in order to create and monitoring SHDSL network link, complete wired startup, link setup, training and wired state is managed, safeguard and deixis; Processor 11 is connected with 2B+D line management module 13, and 2B+D line management module 13 is connected with 2B+D bottom layer driving 17, in order to complete the deixis of the state of 2B+D circuit; Processor 11 is connected with DSP communication module 14, and DSP communication module 14 is connected with DSP program module 18, leads to multicast function with for the voice switching completed between each speech channel, speech; Processor 11 is connected with keyboard scan module 15: in order to complete voice call, controls voice switching, and the call realized between unit controls; Interaction data and control information is come by data buffer zone and global variable between each module.
As shown in Fig. 3, the networking controller 1 of wire signal transmission system of the present invention also comprises a module software system, networking controller 1 adopts high-performance ARM7 chip as processor 11, software system module adopts the exploitation of UC/OSII operating system platform, embedded software adopts modular structureization design, is mainly divided into four modules: G mouth line management module 12,2B+D line management module 13, DSP communication module 14 and keyboard scan module 15 according to system functional requirement software.Processor 11 is connected with G mouth line management module 12, G mouth line management module 12 is connected with G mouth bottom layer driving 16, in order to create and monitoring SHDSL network link, complete wired startup, link setup, training and wired state is managed, safeguard and deixis; Establishment and monitoring SHDSL network link are performed such: the optimum configurations first needed by link is good, such as master/slave, the parameters such as link rate, again starting command is sent out to SHDSL link, if link physical connects normal, optimum configurations is normal, then initiates link setup command, and completes link setup within a certain period of time.After completing link setup, Link State is monitored, if link down will restart link.Processor 11 is connected with 2B+D line management module 13, and 2B+D line management module 13 is connected with 2B+D bottom layer driving 17, in order to complete the deixis of the state of 2B+D circuit; Processor 11 is connected with DSP communication module 14, and DSP communication mould 14 pieces is connected with DSP program module 18, leads to multicast function with for the voice switching completed between each speech channel, speech; Processor 11 is connected with keyboard scan module 15: in order to complete voice call, controls voice switching, and the call realized between unit controls.Interaction data and control information is come by data buffer zone and global variable between each module.
The self adaptation mode of operation of G.SHDSL equipment is achieved in that G mouth principal and subordinate self adaptation utilizes RS485 interface communication to carry out the master slave mode agreement of G.SHDSL, holotype is defaulted as after device power, send contact message, the other side receives contact message and is arranged to from pattern, then sends to receive the response to complete principal and subordinate's self adaptation.After completing, G.SHDSL circuit is returned in switching, thus realizes principal and subordinate's adaptation function of G.SHDSL.
In addition, the present invention improve G.SHDSL equipment can also but be not limited to carry E1, V.35, ATM, light mouth or network interface multiservice interface, can speech and voice data simultaneous transmitting be realized, also can realize transmission of video.
Explanation of nouns: FPGA: field programmable gate array, Field Programmable Gate Array.2B+D: on the physical path of a pair subscribers feeder, two-way simultaneous provides the B channel of 2 64Kbps and the D channel of a 16Kbps.B represents Bearer Channel, Bearer Channel; D represents Demand Channel, instruction (signaling) channel.
What more than enumerate is only a specific embodiment of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be had.All distortion that those of ordinary skill in the art can directly derive from content disclosed by the invention or associate, all should think protection scope of the present invention.
Claims (1)
1. a wire signal transmission system, comprises networking controller, it is characterized in that: superior control centre is connected with networking controller by higher level's binding post; Radar interface adapter is connected with radar; Networking controller utilizes wire link, and command computer, local side, friendly neighbour and radar interface adapter are connected; Telephone set is connected with networking controller by magnetite phone binding post; Earphone microphone group is connected with networking controller by audio port; Switch is connected with networking controller by exchanging mouth; Earthing rod on networking controller is connected with the earth; Power supply adaptor is connected with electric main or storage battery; Command computer is connected with power supply adaptor respectively with networking controller; Base line measurement binding post on networking controller is connected with base line measurement instrument; Communication controler comprises G.SHDSL interface circuit and 2B+D interface circuit; Described networking controller also comprises the module adopting the exploitation of UC/OSII operating system platform, and processor adopts ARM7 chip, and described module comprises: G mouth line management module, 2B+D line management module, DSP communication module and keyboard scan module; Processor and G mouth line management model calling, G mouth line management module is connected with G mouth bottom layer driving, in order to create and monitoring SHDSL network link, complete wired startup, link setup, training and wired state is managed, safeguard and deixis; Processor and 2B+D line management model calling, 2B+D line management module is connected with 2B+D bottom layer driving, in order to complete the deixis of the state of 2B+D circuit; Processor is connected with DSP communication module, and DSP communication module is connected with DSP program module, leads to multicast function with for the voice switching completed between each speech channel, speech; Processor and keyboard scan model calling: in order to complete voice call, control voice switching, and the call realized between unit controls; Interaction data and control information is come by data buffer zone and global variable between each module.
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| CN201310350544.6A CN103401584B (en) | 2013-08-13 | 2013-08-13 | Wired signal transmission system and method |
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| CN201310350544.6A CN103401584B (en) | 2013-08-13 | 2013-08-13 | Wired signal transmission system and method |
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| CN103401584B true CN103401584B (en) | 2015-04-22 |
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| US5867109A (en) * | 1995-06-06 | 1999-02-02 | Globalstar L.P. | Satellite repeater diversity resource management system |
| CN201388238Y (en) * | 2009-03-20 | 2010-01-20 | 沈阳空管技术开发有限公司 | Dual-network total-exchange wireless communication system |
| CN101790179A (en) * | 2010-02-12 | 2010-07-28 | 中国矿业大学(北京) | Mine mobile communication system |
| CN202872916U (en) * | 2012-11-14 | 2013-04-10 | 江西联创通信有限公司 | Colinear remote data-voice co-transmission equipment |
-
2013
- 2013-08-13 CN CN201310350544.6A patent/CN103401584B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5867109A (en) * | 1995-06-06 | 1999-02-02 | Globalstar L.P. | Satellite repeater diversity resource management system |
| CN201388238Y (en) * | 2009-03-20 | 2010-01-20 | 沈阳空管技术开发有限公司 | Dual-network total-exchange wireless communication system |
| CN101790179A (en) * | 2010-02-12 | 2010-07-28 | 中国矿业大学(北京) | Mine mobile communication system |
| CN202872916U (en) * | 2012-11-14 | 2013-04-10 | 江西联创通信有限公司 | Colinear remote data-voice co-transmission equipment |
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| CN103401584A (en) | 2013-11-20 |
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Address after: 330096, No. 168, Jingdong Avenue, Nanchang hi tech Industrial Development Zone, Nanchang, Jiangxi Applicant after: BEIFANG LIANCHUANG COMMUNICATION CO., LTD. Address before: 330096, No. 168, Jingdong Avenue, Nanchang hi tech Industrial Development Zone, Nanchang, Jiangxi Applicant before: Jiangxi Lianchuang Communication Co., Ltd. |
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