CN101719791A - Optic fiber transceiver having remote monitoring function and data transmission method - Google Patents
Optic fiber transceiver having remote monitoring function and data transmission method Download PDFInfo
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- CN101719791A CN101719791A CN200910234398A CN200910234398A CN101719791A CN 101719791 A CN101719791 A CN 101719791A CN 200910234398 A CN200910234398 A CN 200910234398A CN 200910234398 A CN200910234398 A CN 200910234398A CN 101719791 A CN101719791 A CN 101719791A
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Abstract
本发明公布了一种具有远程监控功能的光纤收发器及数据传输方法，本发明所述收发器包括第一RJ45接口、耦合滤波电路、网管模块、光电转换模块和光收发模块。本发明所述方法从第一RJ45接口非屏蔽双绞线引入以太网的数据，经过耦合滤波电路对信号进行滤波，然后把信号送到光电转换模块中，光电转换模块转换并重定数据格式，完成一个电平转换，然后数据被传送到光收发模块中，光收发模块再把数据发送到光纤中；同时数据经过光纤传到另一个光纤收发器中，进行与上面相反的工作，随后通过第一RJ45接口传出数据，这样完成了光纤收发器两端的数据传输。本发明克服了传统的串口传输距离短的缺点，方便网管计算机接收数据，成本低。
The invention discloses an optical fiber transceiver with remote monitoring function and a data transmission method. The transceiver includes a first RJ45 interface, a coupling filter circuit, a network management module, a photoelectric conversion module and an optical transceiver module. The method of the present invention introduces the data of the Ethernet from the first RJ45 interface unshielded twisted pair, filters the signal through the coupling filter circuit, and then sends the signal to the photoelectric conversion module, and the photoelectric conversion module converts and resets the data format, and completes A level conversion, and then the data is transmitted to the optical transceiver module, and the optical transceiver module sends the data to the optical fiber; at the same time, the data is transmitted to another optical fiber transceiver through the optical fiber, performing the opposite work to the above, and then through the first The RJ45 interface transmits data, thus completing the data transmission at both ends of the fiber optic transceiver. The invention overcomes the shortcoming of short transmission distance of the traditional serial port, facilitates the network management computer to receive data, and has low cost.
Description
Technical field
Invention relates to a kind of fiber optical transceiver with remote monitoring function, relates to optical-fibre communications field, specifically, particularly realizes the technical field of webmaster in the fiber optical transceiver.
Background technology
Fiber optical transceiver is a kind of Ethernet transmission medium converting unit that the light signal of short-range twisted-pair feeder signal of telecommunication and long distance is exchanged, and also is referred to as optical-electrical converter in a lot of places.Product generally is applied in Ethernet cable and can't covers, must use in the real network environment that optical fiber extends transmission distance, and the Access Layer that is positioned broadband metropolitan area network is usually used, and in help last kilometer of optical fiber circuit is connected on metropolitan area network and the more outer field network simultaneously and has also brought into play enormous function.
Fiber optical transceiver be mainly used between 10Base-T twisted-pair feeder and the 10Base-FL optical cable or 100Base-TX twisted-pair feeder and 100Base-FL optical cable or 1000Base-TX twisted-pair feeder and 1000Base-FL optical cable between data communication be fit to do the connector of intellectual communityintellectualized village or fiber to the desk, it has expanded to from twisted-pair feeder 100 meters of the limit of Network Transmission distance more than 100 kilometers, and it can realize interconnected between a mainboard server, repeater, hub, switch, terminating machine and the station terminal machine simply.
The webmaster mode of general optical fiber transceiver generally adopts RS232 to carry out local monitor at present, promptly by a computer that running state monitoring software is housed, by RS232 or RS485 bus with the state in the mode query facility of certain agreement, as the state of the linking status of terminal equipment, operating state, full-duplex/half-duplex state, optical interface, the state parameter of equipment is fed back to network manager; Perhaps part is only utilized optical fiber port transmission network management information with the fiber optical transceiver of network management function, and this has brought inconvenience for the management and the rack-mount management of network management information.
Along with the continuous development of network technology, employing RS232 serial ports carries out the mode of local monitor, has limited the concentrated controling management of the network equipment to a certain extent.The disadvantage of RS232 bus maximum is that the distance of transmitting is very restricted, prolong distance though can pass through to the conversion of RS485, but the interval of the network equipment is often very big, the management that will concentrate all optical transceivers of forming network, only depend on the RS485 bus to meet the demands, and can't share the Internet resources of the IP network of having many uses now; The transmission rate of RS232 bus is not high yet in addition, and for serial port, the transmission code rate maximum is 0.115MB/S.And can reach 10/100/1000M for Ethernet, and can reach hundreds of rice by RJ45 in the local area network (LAN) transmission range, cross over gateway and can also insert Internet.And the transmission that directly utilizes the ready-made network port to carry out network management information makes that webmaster terminal reception information is very convenient, and the rack-mount management cost alleviates greatly simultaneously.
Summary of the invention
The present invention seeks to solve the problem that Surveillance center can not monitor the state of fiber optical transceiver in real time effectively, a kind of fiber optical transceiver and data transmission method with remote monitoring function is provided.Principle is can be by long-range enforcement monitoring function by achieving in the inner increase of fiber optical transceiver webmaster module.
The present invention adopts following technical scheme for achieving the above object:
The present invention has the fiber optical transceiver of remote monitoring function, it is characterized in that comprising a RJ45 interface, coupling filter circuit, webmaster module, photoelectric conversion module and optical transceiver module, a wherein end of a RJ45 interface and network cable two-way communication, the other end of the one RJ45 interface is connected in series behind coupling filter circuit, the photoelectric conversion module respectively and webmaster module and optical transceiver module two-way communication successively, webmaster module and the two-way communication of webmaster control unit, optical transceiver module is communicated by letter with optical fiber bidirectional.
Described fiber optical transceiver with remote monitoring function, it is characterized in that described webmaster module is connected in series network controller, transformer and the 2nd RJ45 interface successively by arm processor and constitutes, arm processor and photoelectric conversion module two-way communication, the 2nd RJ45 interface and the two-way communication of webmaster control unit.
Described fiber optical transceiver with remote monitoring function is characterized in that described coupling filter circuit is an isolating transformer.
Described fiber optical transceiver with remote monitoring function is characterized in that it is the opto-electronic conversion chip of IP113F that described photoelectric conversion module adopts model.
Described fiber optical transceiver with remote monitoring function is characterized in that it is the light transceiving chip of HFBR5103 that described optical transceiver module adopts model.
Described fiber optical transceiver with remote monitoring function is characterized in that it is high-performance 32 digit RISC micro controllers based on ARM7 of LPC2214 that described arm processor adopts model.
Described fiber optical transceiver with remote monitoring function is characterized in that it is the network control chip of RTL8019AS that described network controller adopts model.
Described data transmission method with fiber optical transceiver of remote monitoring function, it is characterized in that: the data of introducing Ethernet from a RJ45 interface unshielded twisted pair, through the overcoupling filter circuit signal is carried out filtering, then signal is delivered in the photoelectric conversion module, the photoelectric conversion module conversion given data form of laying equal stress on, finish a level conversion, data are sent in the optical transceiver module then, and optical transceiver module sends to data in the optical fiber again; Data pass in another fiber optical transceiver through optical fiber simultaneously, carry out and top opposite work, by a RJ45 interface outgoi8ng data, have finished the transfer of data at fiber optical transceiver two ends so subsequently.
Described data transmission method with fiber optical transceiver of remote monitoring function, the control method that it is characterized in that the webmaster module is as follows: photoelectric conversion module is transferred to the webmaster module to fiber optical transceiver status data etc. by SMI, simultaneously in the arm processor of webmaster module, embed ICP/IP protocol, and be embedded in the open operation system, utilize the ready-made network port to be sent to network management center's computer after the webmaster resume module again and carry out centralized monitor and management by the TCP/IP network.
Described data transmission method with fiber optical transceiver of remote monitoring function is characterized in that described ICP/IP protocol adopts four layer models, i.e. link layer, network layer, transport layer, application layer.
Using system software kernels of the present invention is the The Realtime Operating System Nucleus of μ C/OS-II, aims at the embedded system Application Design.μ C/OS-II adopts C language and assembler language, and wherein the overwhelming majority is used the C language, and structure is very simple, and portable very good, is easy to be transplanted on the various microprocessors.Simultaneously for realizing network communication applications, expand on its basis and building network functional module-ICP/IP protocol stack, and provide corresponding api interface to realize seamless link with system, finally be implemented in the Real-Time Scheduling of many application tasks under the μ C/OS-II, the information that collects be sent to Ethernet in real time get on.
The invention has the beneficial effects as follows, pass through integration mode, network management function is embedded in traditional fiber optical transceiver, use the embedded OS of uC/OS-II as this equipment, and embedded ICP/IP protocol, realized the remote monitoring that network management data transmits by same RJ45 port, this invention has overcome the short shortcoming of traditional serial ports transmission range to a certain extent, can grow the arbitrarily individual fiber optical transceiver of distance manages simultaneously, the ready-made RJ45 mouth that utilizes again directly is sent to network management data in the local area network (LAN) simultaneously, make things convenient for the webmaster computer receiving data, and can add any a plurality of fiber optical transceiver in the network management system and need not extras, thereby reduce cost.
Description of drawings
Fig. 1 is the fiber optical transceiver theory diagram of embodiment of the invention inband network management function;
Fig. 2 is an embodiment of the invention Intranet tube module theory diagram;
Fig. 3 is the fiber optical transceiver structure chart of embodiment of the invention inband network management function;
Fig. 4 is an embodiment of the invention Intranet tube module circuit theory diagrams;
Wherein, 11.RJ45 interface among the figure, 12. isolating transformers, 13. webmaster modules, 14 photoelectric conversion modules, 15. optical transceiver modules, 21.ARM processor, 22. network controllers, 23. transformers, 24.RJ45 interface.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail
Fig. 1 is the embodiment of the invention, optical transceiver module 15 is connected with fiber optic network among Fig. 1, connected mode adopts two optical fiber, optical transceiver module 15 is connected with photoelectric conversion module 14, photoelectric conversion module 14 is connected with isolating transformer 12, isolating transformer 12 is connected with RJ45 interface 11, RJ45 interface 11 directly is connected with the network twisted-pair cable, photoelectric conversion module 14 also is connected with webmaster module 13 simultaneously, webmaster module 13 directly is connected by netting twine with control unit, optical transceiver module 15 is sent to photoelectric conversion module 14 to light signal, carry out the photoelectric coding conversion by photoelectric conversion module 14, the signal of telecommunication after the conversion is by isolating transformer 12, be connected to the RJ45 interface, be transferred to the network twisted-pair cable at last, simultaneously, photoelectric conversion module 14 sends the information such as state of whole transceiver to webmaster module 13, is sent to control unit by the network twisted-pair feeder after 13 pairs of information processings of receiving of webmaster module.
Fig. 2 is the embodiment of the invention, arm processor 21 is connected with network controller 22, network controller 22 is connected with network interface card transformer 23, network interface card transformer 23 is connected with RJ45 interface 24, ARM controller 21 is connected with photoelectric conversion module 14 simultaneously, and RJ45 interface 24 is connected with the webmaster control unit, and arm processor 21 receives the information of photoelectric conversion module 14, finish network communicating function by network controller 22 after treatment, give network management center message transmission.
Fig. 3 is the fiber optical transceiver structure chart of embodiment of the invention inband network management function, subscriber computer connects fiber optical transceiver by twisted-pair feeder, fiber optical transceiver is connected into the Internet by optical fiber, and simultaneously, fiber optical transceiver is connected to network management center's computer realization network management function by twisted-pair feeder.
Fig. 4 is an embodiment of the invention Intranet tube module circuit theory diagrams, and the webmaster module handler is embedded microprocessor LPC2214; Network controller is the compatible chip RTL8019AS of the NE2000 of Realtek company, it is built-in 10base-T transceiver, and an external isolation low pass filter is by RJ-45 standard port access network based on ethernet; Low pass filter is HR61101; RTL8019AS is connected by external bus with LPC2214, and circuit design is that 16 bus modes conduct interviews to RTL8019AS, and the RTL8019AS interrupt signal links to each other with the EINT0 of LPC2214 for interrupting input signal.
The fiber optical transceiver fundamental system of band network management function is mainly by network interface and isolating transformer, photoelectric conversion module, and optical transceiver module, power module and webmaster module five parts are formed.Its operation principle is: transceiver is introduced the data of Ethernet from the RJ45 unshielded twisted pair, through the overcoupling filter circuit signal is carried out filtering, then signal is delivered in the photoelectric switching circuit, the photoelectric switching circuit conversion given data form of laying equal stress on, finish a level conversion, data are sent in the light transmission circuit then, the light transmission circuit sends to data in the optical cable again, data pass in another light transmission circuit through optical fiber simultaneously, carry out and top opposite work, by RJ45 interface outgoi8ng data, finished the transfer of data at fiber optical transceiver two ends so subsequently.Simultaneously, utilize arm processor and network chip to form the webmaster module, the opto-electronic conversion chip is transferred to the webmaster module to fiber optical transceiver status data etc. by SMI, simultaneously in the processor of mixed-media network modules mixed-media, embed ICP/IP protocol, and be embedded in the open operation system, utilize the ready-made network port to be sent to network management center's computer after the webmaster resume module again and carry out centralized monitor and management by the TCP/IP network.
The present invention can adopt various ways to implement and not break away from spirit of the present invention or substantive characteristics, unless specify, the foregoing description is not limited to previously described any details, but explain widely in the spirit and scope of the present invention that should be defined by the following claims, and therefore described claim comprise in the border of dropping on claim and the boundary change and the cost thing of modification or this border and boundary.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910234398A CN101719791A (en) | 2009-11-24 | 2009-11-24 | Optic fiber transceiver having remote monitoring function and data transmission method |
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| CN200910234398A CN101719791A (en) | 2009-11-24 | 2009-11-24 | Optic fiber transceiver having remote monitoring function and data transmission method |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102594349A (en) * | 2011-01-05 | 2012-07-18 | 成都元创测控技术股份有限公司 | Measurement and control signal conversion method and equipment |
| CN104333414A (en) * | 2014-11-18 | 2015-02-04 | 深圳市达士信息数据有限公司 | Method and device for reporting faults of optical fiber communication links |
| CN104487802A (en) * | 2012-07-20 | 2015-04-01 | 赫克斯冈技术中心 | Measuring machine communication |
| WO2016086700A1 (en) * | 2014-12-05 | 2016-06-09 | 中兴通讯股份有限公司 | Rack and communication method |
| CN106341203A (en) * | 2016-10-18 | 2017-01-18 | 潘致远 | Multi-program addressable fiber transmission public broadcast system |
| CN106790319A (en) * | 2015-11-19 | 2017-05-31 | 上海巴安水务股份有限公司 | A kind of remote transmission method and its system for realizing industrial control equipment data |
| CN106788733A (en) * | 2016-11-29 | 2017-05-31 | 中国电子科技集团公司第三十四研究所 | A kind of time triggered Ethernet wireless optical transmission terminal and system |
| CN106953693A (en) * | 2017-05-18 | 2017-07-14 | 中国工程物理研究院应用电子学研究所 | A kind of remote measuring and controlling system based on fiber optic communication |
| CN107247277A (en) * | 2017-07-05 | 2017-10-13 | 京信通信系统（中国）有限公司 | GPS/ Big Dipper dual mode datas shunt, branch control system and branch control method |
| CN107612793A (en) * | 2017-08-29 | 2018-01-19 | 中邮建技术有限公司 | One kind is suitable for the multiple services front end overall-in-one control schema case that communicates |
| CN107634802A (en) * | 2017-11-01 | 2018-01-26 | 四川智邦系统集成有限公司 | A kind of fiber optical transceiver centralized manager |
| CN115314113A (en) * | 2022-07-08 | 2022-11-08 | 长芯盛（武汉）科技有限公司 | Signal transmission device and communication system |
-
2009
- 2009-11-24 CN CN200910234398A patent/CN101719791A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102594349A (en) * | 2011-01-05 | 2012-07-18 | 成都元创测控技术股份有限公司 | Measurement and control signal conversion method and equipment |
| CN104487802A (en) * | 2012-07-20 | 2015-04-01 | 赫克斯冈技术中心 | Measuring machine communication |
| CN104487802B (en) * | 2012-07-20 | 2017-04-26 | 赫克斯冈技术中心 | measuring machine communication |
| US9660820B2 (en) | 2012-07-20 | 2017-05-23 | Hexagon Technology Center Gmbh | Measuring machine communication |
| CN104333414A (en) * | 2014-11-18 | 2015-02-04 | 深圳市达士信息数据有限公司 | Method and device for reporting faults of optical fiber communication links |
| CN104333414B (en) * | 2014-11-18 | 2017-06-13 | 深圳市达士科技股份有限公司 | The method and device that a kind of optic communication links failure is reported |
| WO2016086700A1 (en) * | 2014-12-05 | 2016-06-09 | 中兴通讯股份有限公司 | Rack and communication method |
| CN105721956A (en) * | 2014-12-05 | 2016-06-29 | 中兴通讯股份有限公司 | Frame and communication method |
| CN106790319A (en) * | 2015-11-19 | 2017-05-31 | 上海巴安水务股份有限公司 | A kind of remote transmission method and its system for realizing industrial control equipment data |
| CN106341203A (en) * | 2016-10-18 | 2017-01-18 | 潘致远 | Multi-program addressable fiber transmission public broadcast system |
| CN106788733A (en) * | 2016-11-29 | 2017-05-31 | 中国电子科技集团公司第三十四研究所 | A kind of time triggered Ethernet wireless optical transmission terminal and system |
| CN106953693A (en) * | 2017-05-18 | 2017-07-14 | 中国工程物理研究院应用电子学研究所 | A kind of remote measuring and controlling system based on fiber optic communication |
| CN106953693B (en) * | 2017-05-18 | 2023-06-20 | 中国工程物理研究院应用电子学研究所 | Remote measurement and control system based on optical fiber communication |
| CN107247277A (en) * | 2017-07-05 | 2017-10-13 | 京信通信系统（中国）有限公司 | GPS/ Big Dipper dual mode datas shunt, branch control system and branch control method |
| CN107612793A (en) * | 2017-08-29 | 2018-01-19 | 中邮建技术有限公司 | One kind is suitable for the multiple services front end overall-in-one control schema case that communicates |
| CN107634802A (en) * | 2017-11-01 | 2018-01-26 | 四川智邦系统集成有限公司 | A kind of fiber optical transceiver centralized manager |
| CN115314113A (en) * | 2022-07-08 | 2022-11-08 | 长芯盛（武汉）科技有限公司 | Signal transmission device and communication system |
| CN115314113B (en) * | 2022-07-08 | 2024-05-03 | 长芯盛（武汉）科技有限公司 | Signal transmission device and communication system |
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Application publication date: 20100602 |