CN205051696U - Optical cable activestandby routing control ware - Google Patents
Optical cable activestandby routing control ware Download PDFInfo
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- CN205051696U CN205051696U CN201520733532.6U CN201520733532U CN205051696U CN 205051696 U CN205051696 U CN 205051696U CN 201520733532 U CN201520733532 U CN 201520733532U CN 205051696 U CN205051696 U CN 205051696U
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- 230000005611 electricity Effects 0.000 claims abstract description 41
- 238000012544 monitoring process Methods 0.000 claims abstract description 33
- 230000008054 signal transmission Effects 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 239000013307 optical fiber Substances 0.000 claims description 13
- 238000012546 transfer Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 238000012937 correction Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000004148 unit process Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 10
- 230000037431 insertion Effects 0.000 abstract description 10
- 238000004891 communication Methods 0.000 abstract description 9
- 239000000835 fiber Substances 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 4
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model discloses an optical cable activestandby routing control ware, it listens the control unit, equipment monitoring unit, electricity and changes solely unit and electrical unit to change electric unit, second light translation unit, 3R including first light, light changes electric unit to be received and mainly with the optical cable sent to give first place to power consumption signal transmission with optical cable light signal and conversion and listen the control unit for 3R, and sent simultaneously light changes the electricity owner with status signal for the equipment monitoring unit, light is received to the equipment monitoring unit changes that the electricity is main to be changeed electric reserve status signal with status signal, light and handle the back and obtain switching control signal and sent by CPLD and listen the control unit for 3R, 3R listens the control unit and selects all the way the signal of telecommunication to change the light unit for the electricity as the required electric signal transmission of optical cable termination equipment, the electricity changes optical cable termination equipment was given signal of telecommunication simultaneous transmission to the light unit receipts light end and equipment monitoring unit. Light signal insertion loss can effectively be avoided to this controller to make the light signal transmit under the non -destructive condition, guarantee the fiber optic cable communications safe operation.
Description
Technical field
The utility model relates to the route protection in light fiber optic communications field, specifically the active and standby path control deivce of a kind of optical cable.
Background technology
The protection of SDH ring network is all adopted in the fiber optic cable plant handoff technique of current operation, but helpless for exchange ether business, also helpless to point-to-point optical communication optical cable.The active and standby path control deivce of light path based on mechanical optical switch inevitably brings junction loss at mechanical connection place, and mechanical dimension can not crash consistency, light signal is caused to have the Insertion Loss of the 3-5dbm caused because of light splitting at least, insertion loss is large, and this loss also may cause original optical cable transmission to interrupt; The relay that mechanical optical switch adopts needs current drives to produce magnetic force to carry out control switch and carry out action, the inevitable drop-out of all light signals, therefore light signal switching time is long, the lossing signal time is long, useful life and environment receive restriction greatly, cannot adapt to the field conditions of various fiber optic cable communications.
Summary of the invention
For above-mentioned prior art Problems existing, the utility model provides a kind of optical cable active and standby path control deivce, this controller can effectively avoid light signal insertion loss, amplifying optical signals simultaneously, shorten light signal switching time, reduce dropout, thus light signal is transmitted when harmless, ensure fiber optic cable communications safe operation.
To achieve these goals, the utility model provides a kind of optical cable active and standby path control deivce, comprises that the first light turns electric unit, the second optical conversion element, 3R detect control unit, monitoring of tools unit, electricity turn light unit and power subsystem;
Described first light turns electric unit and receives primary optical fiber cables signal that primary optical cable sends and be converted to the primary signal of telecommunication and send to described 3R to detect control unit, sends light simultaneously and turns electric master state signal to described monitoring of tools unit;
Described second light turns electric unit and receives the reserve cable light signal that sends of reserve cable and be converted to standby electricity signal and send to described 3R to detect control unit, sends light simultaneously and turns electric stand-by state signal to described monitoring of tools unit;
Described monitoring of tools unit is made up of webmaster plate, wireless transport module, CPLD and MPU, and described MPU receives that described light turns electric master state signal, light turns electric stand-by state signal and carries out processing rear acquisition switch-over control signal and send to described 3R to detect control unit by described CPLD;
Described 3R detects control unit and receives the described primary signal of telecommunication, standby electricity signal and switch-over control signal, and selects the described primary signal of telecommunication and the standby electricity signal Zhong mono-road signal of telecommunication to send to described electricity to turn light unit as the signal of telecommunication needed for optical fiber cable termination equipment according to described switch-over control signal;
Described 3R detects control unit and is made up of switch unit and three 3R amplifying units, described switch unit is by comparator, microprocessor and electronic switch composition, the switch-over control signal that microprocessor is sent according to described CPLD by comparator carries out Quality estimation to through the primary signal of telecommunication of 3R amplifying unit process and standby electricity signal and compares, if the primary signal of telecommunication and standby electricity signal all exist, then by comparator to select in the primary signal of telecommunication and standby electricity signal current value comparatively the great mono-road signal of telecommunication transmit through 3R amplifying unit to electronic switch as electrical signal transfer needed for optical fiber cable termination equipment,
Described 3R amplifying unit is used for when resetting the signal of telecommunication, heavily regenerate and weigh Shape correction;
Described electricity turns light unit and receives described 3R and detect the electrical signal transfer that sends of control unit to the receipts light end of described optical fiber cable termination equipment; Electricity is turned light state signal simultaneously and send to described monitoring of tools unit;
Received electricity is turned light signal state by the MPU of described monitoring of tools unit, light turns the electric primary signal of telecommunication and light turn electric stand-by state signal transmission give described webmaster plate carry out changing and send to described monitoring host computer to show through described wireless transport module, wireless mesh network;
Described power subsystem be used for for described first light turn electric unit, the second light turns electric unit, 3R detects control unit, monitoring of tools unit and electricity and turns light unit and provide system power supply.
Electronic switch is made up of two triode gate circuit, and the control electrode of electronic switch is exported by Microprocessor S3C44B0X 0 or 1 to control break-make.
Described wireless mesh network is interconnected by multiple wireless exchange board and forms.
The utility model adopts 3R to detect control unit, and shorten the switching time of 1/2 than the light path protection instrument of traditional mechanical optical switch, electronic switch is less than 10ms instantaneous switching time; lossing signal is less than 10ms; not interrupt communication business, thus shorten light signal switching time, reduce dropout.Mechanical optical switch needs motor to drive, and time and the contact point of Mechanical Moving are uncontrollable, and useful life is limited; And electronic type optical switch of the present utility model does not need to drive, substantially reduce switching time.3R amplifying unit is all provided with at two inputs of switch unit and output in the present invention, the time domain distortion of digit pulse is eliminated when adopting 3R amplifying unit to reset light signal, heavily regenerate the power output ensureing that signal transmits in every bar optical cable, carry out the pulse distortion that reformation shape eliminates the factor generations such as dispersion, thus can effectively avoid light signal insertion loss, amplifying optical signals simultaneously, improve intensity and the quality of light signal, the insertion loss caused because of light splitting can not be introduced, affect circuit to run, adopt three 3R amplifying units, can effectively reduce the wastage, ensure the quality of Signal transmissions.And traditional mechanical optical switch is added among system due to the inevitable insertion loss of optical switch, and system is not powered, amplification strengthens function, cannot use when original system does not have sufficient luminous power redundancy, add light reflection and the influence of light of contact point simultaneously.The utility model can be widely used in the private line services such as electric power, telecommunications, bank, public security, video conferencing, or in other important data service, for user provides highly reliable, high performance light signal to protect transmission channel.The business supported comprises: gigabit main line active-standby system, SDH/PDH/FC/POS Optical Channel Protection system, visual line-monitoring system etc.
Comprehensively above-mentioned, the utility model adopts 3R to detect control unit and realizes ultrahigh speed switching, speed-sensitive switch routing is carried out for important two ways of optical signals circuit, and 3R amplification is carried out to the light signal after routing product and routing, within the time of Microsecond grade, complete TURP change, be much better than the 50ms of mechanical optical switch switching time.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the structured flowchart of middle switch unit of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, the active and standby path control deivce of a kind of optical cable, comprises that the first light turns electric unit, the second optical conversion element, 3R detect control unit, monitoring of tools unit, electricity turn light unit and power subsystem;
Described first light turns electric unit and receives primary optical fiber cables signal that primary optical cable sends and be converted to the primary signal of telecommunication and send to described 3R to detect control unit, sends light simultaneously and turns electric master state signal to described monitoring of tools unit;
Described second light turns electric unit and receives the reserve cable light signal that sends of reserve cable and be converted to standby electricity signal and send to described 3R to detect control unit, sends light simultaneously and turns electric stand-by state signal to described monitoring of tools unit;
It is for the ease of the process of hardware circuit to signal that two light turn electric unit, and its composition comprises optical secondary module (OpticalSubassembly; And electronics secondary module (ElectricalSubassembly OSA); ESA) two large divisions; First optical secondary module part is using GaAs (GaAs), indium phosphide (InP), InGaAsP (InGaAs) etc. as luminous and inspection luminescent material, forms light signal; Electronics secondary module inside comprises transmits drive IC and receives drive IC, respectively in order to drive laser diode and inspection optical diode, forms the signal of telecommunication; Thus the light signal making main road be come by standby route optical cable can be converted to the signal of telecommunication.
Described monitoring of tools unit is made up of webmaster plate, wireless transport module, CPLD and MPU, and described MPU receives that described light turns electric master state signal, light turns electric stand-by state signal and carries out processing rear acquisition switch-over control signal and send to described 3R to detect control unit by described CPLD;
Described 3R detects control unit and receives the described primary signal of telecommunication, standby electricity signal and switch-over control signal, and selects the described primary signal of telecommunication and the standby electricity signal Zhong mono-road signal of telecommunication to send to described electricity to turn light unit as the signal of telecommunication needed for optical fiber cable termination equipment according to described switch-over control signal;
If main road is lost by the signal of telecommunication and the standby route signal of telecommunication Zhong You mono-road signal of telecommunication, then another road signal of telecommunication is transmitted as electrical signal transfer needed for optical fiber cable termination equipment to electronic switch; If light main road is all lost by the signal of telecommunication and the standby route signal of telecommunication, then electronic switch attonity.
Described 3R detects control unit and is made up of switch unit and three 3R amplifying units, described switch unit is by comparator, microprocessor and electronic switch composition, the switch-over control signal that microprocessor is sent according to described CPLD by comparator carries out Quality estimation to through the primary signal of telecommunication of 3R amplifying unit process and standby electricity signal and compares, if the primary signal of telecommunication and standby electricity signal all exist, then by comparator to select in the primary signal of telecommunication and standby electricity signal current value comparatively the great mono-road signal of telecommunication transmit through 3R amplifying unit to electronic switch as electrical signal transfer needed for optical fiber cable termination equipment,
Described 3R amplifying unit is used for when resetting the signal of telecommunication, heavily regenerate and weigh Shape correction; 3R amplifying unit adopts Maxim3872 as main process chip, for equipment de-sign provides discrete velocity, multiple speed and continuously adjustable clock and data recovery integrated circuit, can the application of light integrated protocol the unknown, and automatically lock speed and turn electric data flow at the input light of 12.3Mbps ~ 2.7Gbps, without the need to reference clock, simultaneously by the photosignal data rate of serial line interface report acquisition.
Described electricity turns light unit and receives described 3R and detect the electrical signal transfer that sends of control unit to the receipts light end of described optical fiber cable termination equipment; Electricity is turned light state signal simultaneously and send to described monitoring of tools unit;
Received electricity is turned light signal state by the MPU of described monitoring of tools unit, light turns the electric primary signal of telecommunication and light turn electric stand-by state signal transmission give described webmaster plate carry out changing and send to described monitoring host computer to show through described wireless transport module, wireless mesh network;
Described power subsystem be used for for described first light turn electric unit, the second light turns electric unit, 3R detects control unit, monitoring of tools unit and electricity and turns light unit and provide system power supply.Power subsystem alternating current 220V, or/and direct current-48V, then exports the power supply required for each unit; Ensure that protection instrument backs up power supply while obtaining alternating current 220V and direct current-48 power supply, guarantee the reliable and stable operation protecting instrument.
Electronic switch is made up of two triode gate circuit, and the control electrode of electronic switch is exported by Microprocessor S3C44B0X 0 or 1 to control break-make.
Described wireless mesh network is interconnected by multiple wireless exchange board and forms.Wireless mesh Network Communication has the advantage of applied range and high reliability.
Adopt 3R to detect control unit, shorten the switching time of 1/2 than the light path protection instrument of traditional mechanical optical switch, electronic switch is less than 10ms instantaneous switching time; lossing signal is less than 10ms; not interrupt communication business, thus shorten light signal switching time, reduce dropout.Mechanical optical switch needs motor to drive, and time and the contact point of Mechanical Moving are uncontrollable, and useful life is limited; And electronic type optical switch of the present utility model does not need to drive, substantially reduce switching time.3R amplifying unit is all provided with at two inputs of switch unit and output in the present invention, the time domain distortion of digit pulse is eliminated when adopting 3R amplifying unit to reset light signal, heavily regenerate the power output ensureing that signal transmits in every bar optical cable, carry out the pulse distortion that reformation shape eliminates the factor generations such as dispersion, thus can effectively avoid light signal insertion loss, amplifying optical signals simultaneously, improve intensity and the quality of light signal, the insertion loss caused because of light splitting can not be introduced, affect circuit to run, adopt three 3R amplifying units, can effectively reduce the wastage, ensure the quality of Signal transmissions.And traditional mechanical optical switch is added among system due to the inevitable insertion loss of optical switch, and system is not powered, amplification strengthens function, cannot use when original system does not have sufficient luminous power redundancy, add light reflection and the influence of light of contact point simultaneously.The utility model can be widely used in the private line services such as electric power, telecommunications, bank, public security, video conferencing, or in other important data service, for user provides highly reliable, high performance light signal to protect transmission channel.The business supported comprises: gigabit main line active-standby system, SDH/PDH/FC/POS Optical Channel Protection system, visual line-monitoring system etc.Adopt 3R to detect control unit and realize ultrahigh speed switching, speed-sensitive switch routing is carried out for important two ways of optical signals circuit, and 3R amplification is carried out to the light signal after routing product and routing, within the time of Microsecond grade, complete TURP change, be much better than the 50ms of mechanical optical switch switching time.
During concrete networking is implemented, if need multy-way switching, the system configuration of blocking can be adopted, make the one the second photoelectric conversion units, electrooptic switching element, 3R detect control unit, monitoring of tools unit and power subsystem and monitoring host computer forms an organic whole.Between two light end equipment at two ends, insert two active and standby path control deivces of optical cable, between the active and standby path control deivce of optical cable, access a pair protection reserve cable, namely can be implemented between primary optical cable and reserve cable and carry out harmless automatic instantaneous switching.And can every state of remote real-time monitoring equipment, the conscientiously stable operation of protection electric power communication device.
Claims (3)
1. the active and standby path control deivce of optical cable, comprises that the first light turns electric unit, the second optical conversion element, monitoring of tools unit, electricity turn light unit and power subsystem, it is characterized in that, also comprises 3R and detect control unit;
Described first light turns electric unit and receives primary optical fiber cables signal that primary optical cable sends and be converted to the primary signal of telecommunication and send to described 3R to detect control unit, sends light simultaneously and turns electric master state signal to described monitoring of tools unit;
Described second light turns electric unit and receives the reserve cable light signal that sends of reserve cable and be converted to standby electricity signal and send to described 3R to detect control unit, sends light simultaneously and turns electric stand-by state signal to described monitoring of tools unit;
Described monitoring of tools unit is made up of webmaster plate, wireless transport module, CPLD and MPU, and described MPU receives that described light turns electric master state signal, light turns electric stand-by state signal and carries out processing rear acquisition switch-over control signal and send to described 3R to detect control unit by described CPLD;
Described 3R detects control unit and receives the described primary signal of telecommunication, standby electricity signal and switch-over control signal, and selects the described primary signal of telecommunication and the standby electricity signal Zhong mono-road signal of telecommunication to send to described electricity to turn light unit as the signal of telecommunication needed for optical fiber cable termination equipment according to described switch-over control signal;
Described 3R detects control unit and is made up of switch unit and three 3R amplifying units, described switch unit is by comparator, microprocessor and electronic switch composition, the switch-over control signal that microprocessor is sent according to described CPLD by comparator carries out Quality estimation to through the primary signal of telecommunication of 3R amplifying unit process and standby electricity signal and compares, if the primary signal of telecommunication and standby electricity signal all exist, then by comparator to select in the primary signal of telecommunication and standby electricity signal current value comparatively the great mono-road signal of telecommunication transmit through 3R amplifying unit to electronic switch as electrical signal transfer needed for optical fiber cable termination equipment,
Described 3R amplifying unit is used for when resetting the signal of telecommunication, heavily regenerate and weigh Shape correction;
Described electricity turns light unit and receives described 3R and detect the electrical signal transfer that sends of control unit to the receipts light end of described optical fiber cable termination equipment; Electricity is turned light state signal simultaneously and send to described monitoring of tools unit;
Received electricity is turned light signal state by the MPU of described monitoring of tools unit, light turns the electric primary signal of telecommunication and light turn electric stand-by state signal transmission give described webmaster plate carry out changing and send to described monitoring host computer to show through described wireless transport module, wireless mesh network;
Described power subsystem be used for for described first light turn electric unit, the second light turns electric unit, 3R detects control unit, monitoring of tools unit and electricity and turns light unit and provide system power supply.
2. the active and standby path control deivce of a kind of optical cable according to claim 1, is characterized in that, electronic switch is made up of two triode gate circuit, and the control electrode of electronic switch is exported by Microprocessor S3C44B0X 0 or 1 to control break-make.
3. the active and standby path control deivce of a kind of optical cable according to claim 1 and 2, is characterized in that, described wireless mesh network is interconnected by multiple wireless exchange board and forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520733532.6U CN205051696U (en) | 2015-09-21 | 2015-09-21 | Optical cable activestandby routing control ware |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520733532.6U CN205051696U (en) | 2015-09-21 | 2015-09-21 | Optical cable activestandby routing control ware |
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| Publication Number | Publication Date |
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| CN205051696U true CN205051696U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520733532.6U Expired - Fee Related CN205051696U (en) | 2015-09-21 | 2015-09-21 | Optical cable activestandby routing control ware |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119652A (en) * | 2015-09-21 | 2015-12-02 | 国网安徽省电力公司宿州供电公司 | Optical cable main/standby routing controller |
| CN106374997A (en) * | 2016-08-26 | 2017-02-01 | 上海电信工程有限公司 | System and method for maintaining uninterrupted optical cable signal |
-
2015
- 2015-09-21 CN CN201520733532.6U patent/CN205051696U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119652A (en) * | 2015-09-21 | 2015-12-02 | 国网安徽省电力公司宿州供电公司 | Optical cable main/standby routing controller |
| CN106374997A (en) * | 2016-08-26 | 2017-02-01 | 上海电信工程有限公司 | System and method for maintaining uninterrupted optical cable signal |
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| 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: 20160224 Termination date: 20190921 |