CN204761442U - Distant pumping system based on fiber cable joint box - Google Patents
Distant pumping system based on fiber cable joint box Download PDFInfo
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- CN204761442U CN204761442U CN201520439053.3U CN201520439053U CN204761442U CN 204761442 U CN204761442 U CN 204761442U CN 201520439053 U CN201520439053 U CN 201520439053U CN 204761442 U CN204761442 U CN 204761442U
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- 238000005086 pumping Methods 0.000 title claims abstract description 52
- 239000000835 fiber Substances 0.000 title claims abstract description 49
- 230000003287 optical effect Effects 0.000 claims abstract description 156
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 102100020786 Adenylosuccinate synthetase isozyme 2 Human genes 0.000 claims 4
- 230000005540 biological transmission Effects 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 6
- 239000013307 optical fiber Substances 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 2
- 229940052961 longrange Drugs 0.000 abstract 6
- 230000008901 benefit Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model discloses a distant pumping system based on fiber cable joint box relates to the optical fiber transmission field, can prolong the distance of optical transmission to guarantee multi -wavelength overlength apart from the section of striding transmission. The utility model discloses a main technical scheme does: the transmitting terminal for through composite fiber -optic overhead ground wi OPGW optical cable output light signal, the fiber cable joint box, the fiber cable joint box contains three interface, and wherein, no. 1 interface is used for connecting the input of OPGW optical cable, no. 3 interfaces are used for connecting long -range gain splice box, and no. 2 interfaces are used for exporting the light signal after enlargeing through the OPGW optical cable, long -range gain splice box, it is right to be used for the light signal of transmitting terminal output enlargies, contain long -range gain unit, receiving terminal in the long -range gain splice box for receive the process through the OPGW optical cable light signal after long -range gain splice box enlargies, the receiving terminal passes through OPGW optical cable and long -range pumping unit connection. The utility model discloses the mainly used long distance transmission light signal.
Description
Technical field
The present invention relates to Optical Fiber Transmission field, particularly relate to a kind of Remote optical pumping amplifier based on cable splice closure.
Background technology
Along with optical fiber communication distance lengthens gradually, the construction of relay station, management and operation maintenance can become more difficult.Overlength span all-optical transmission system is network security, stable, economical operation provides powerful guarantee.Because overlength span all-optical transmission system can reduce light/electric conversion times, and the bandwidth resources that optical fiber is abundant can be utilized, therefore ultra-long span transmission technology greatly reduces the cost of long range propagation, and reliability and the transmission quality of simultaneity factor are also obtained for guarantee.Distant pump technology is adopted can greatly to expand single spanning distance distance.
At present, existing distant pump amplifying technique mainly embeds one section of erbium-doped fiber, the pump light provided by remote station, to the amplification of transmitting optical signal when laying Transmission Fibers.But existing distant pump amplifying technique is when reducing light loss and providing high-gain, is difficult to control light amplifier gain flat degree, causes each channel performance widely different, thus limit the raising of transmission range.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of Remote optical pumping amplifier based on cable splice closure, and main purpose is the distance that can extend optical transport, thus ensures that multi-wavelength ultra long haul transmits across section.
Achieve the above object, the present invention mainly provides following technical scheme:
On the one hand, embodiments provide a kind of Remote optical pumping amplifier based on cable splice closure, this system comprises:
Transmitting terminal, for passing through OPGW optical cable output optical signal;
Cable splice closure, described cable splice closure comprises three interfaces, and wherein, No. 1 interface is for connecting the input of described OPGW optical cable, and No. 3 interfaces are for connecting remote gain connector box, and No. 2 interfaces are used for exporting the light signal after amplifying by OPGW optical cable;
Remote gain connector box, amplifies for the light signal exported described transmitting terminal, comprises remote gain unit in described remote gain connector box,
Receiving terminal, for receiving the light signal after described remote gain connector box amplifies by OPGW optical cable, described receiving terminal is connected with remotely pumping unit by OPGW optical cable.
Preferably, described remote gain connector box also comprises a connection jaws, described connection jaws exports ADSS optical cable for connecting, described ADSS optical cable accesses in described cable splice closure by described cable splice closure No. 3 mouth, is connected with the OPGW optical cable accessed in described cable splice closure by described cable splice closure No. 1 mouth.
Preferably, described transmitting terminal is by the first preset fibre core output optical signal in OPGW optical cable.
Preferably, described ADSS optical cable is connected with the first preset fibre core in described OPGW optical cable by the first preset inner core.
Preferably, described receiving terminal connects described remotely pumping unit according to the preset smooth core in described OPGW optical cable, and described preset smooth core is different from described first preset fibre core.
Preferably, preset smooth core in described OPGW optical cable is after described remotely pumping unit, export pump light by the preset smooth core in OPGW optical cable, and the preset smooth core exporting pump light is connected with the second preset inner core of the ADSS optical cable in described cable splice closure by described cable splice closure No. 2 interface.
Preferably, described receiving terminal receives the light signal after the amplification exported through described remote gain connector box by the first preset fibre core in OPGW optical cable.
Preferably, when described receiving terminal sends light signal to described transmitting terminal, OPGW optical cable used when using described transmitting terminal to send light signal to described receiving terminal.
Preferably, described receiving terminal sends light signal by the second preset fibre core in OPGW optical cable to described transmitting terminal, described second preset fibre core difference and described first preset fibre core.
Preferably, when described receiving terminal sends light signal to described transmitting terminal, when described receiving terminal sends light signal to described transmitting terminal, described transmitting terminal uses the preset smooth core in OPGW optical cable to connect described remotely pumping unit, when described transmitting terminal and described receiving terminal send light signal, the preset smooth core shared in OPGW optical cable connects described remotely pumping unit.
Preferably, described remotely pumping unit is bypass pump unit.
By technique scheme, the technical scheme that the embodiment of the present invention provides at least has following advantages:
A kind of Remote optical pumping amplifier based on cable splice closure that the embodiment of the present invention provides, described system comprises: transmitting terminal, for passing through OPGW optical cable output optical signal; Cable splice closure, described cable splice closure comprises three interfaces, and wherein, No. 1 interface is for connecting the input of described OPGW optical cable, and No. 3 interfaces are for connecting remote gain connector box, and No. 2 interfaces are used for exporting the light signal after amplifying by OPGW optical cable; Remote gain connector box, light signal for exporting described transmitting terminal amplifies, remote gain unit is comprised in described remote gain connector box, receiving terminal, for receiving the light signal after described remote gain connector box amplifies by OPGW optical cable, described receiving terminal is connected with remotely pumping unit by OPGW optical cable.With the transmission of light signal realizing two ends website in current Remote optical pumping amplifier, two ends website exports pump light by different light cores and is loaded into remote gain unit and realizes optical signal transmission and compare, the two ends website of the transmitting optical signal of the embodiment of the present invention exports pump light by same smooth core and is loaded into remote gain unit, to realize the transmission of light signal, and then the embodiment of the present invention improves the utilance of optical cable, and the distance of optical transport can be extended, thus ensure that multi-wavelength ultra long haul transmits across section.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification, and can become apparent, below especially exemplified by the specific embodiment of the present invention to allow above and other objects of the present invention, feature and advantage.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit will become cheer and bright for those of ordinary skill in the art.Accompanying drawing only for illustrating the object of preferred implementation, and does not think limitation of the present invention.And in whole accompanying drawing, represent identical parts by identical reference symbol.In the accompanying drawings:
The structural representation of a kind of Remote optical pumping amplifier based on cable splice closure that Fig. 1 provides for the embodiment of the present invention;
The circuit connection diagram of a kind of Remote optical pumping amplifier based on cable splice closure that Fig. 2 provides for the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, embodiments provide a kind of structural representation of the Remote optical pumping amplifier based on cable splice closure, described system comprises: transmitting terminal 1, cable splice closure 2, remote gain connector box 3, receiving terminal 4, remotely pumping unit 5, OPGW (Optical Fiber composite overhead Ground Wire) optical cable 6 and ADSS (All Dielectric self-support) optical cable 7.For the embodiment of the present invention, described transmitting terminal 1 is for passing through OPGW optical cable 6 output optical signal; Described cable splice closure 2 comprises three interfaces, be respectively No. 1 mouth 21, No. 3 mouths 22 and No. 2 mouths 23, wherein, No. 1 mouth 21 connects the OPGW optical cable 6 of described transmitting terminal 1 output, and for receiving the light signal that described transmitting terminal 1 exports, No. 3 mouths 22 in described cable splice closure 2 are for connecting described remote gain connector box 3, light signal after amplifying for exporting the light signal after amplifying by described OPGW optical cable 6, and is input in receiving terminal 4 by No. 2 interfaces 33 in described cable splice closure 2.Remote gain connector box 3, light signal for inputting described transmitting terminal 1 amplifies, further, remote gain unit 31 is comprised in described remote gain connector box 3, with connection jaws 32, described connection jaws 32 is for exporting ADSS optical cable 7, be connected with the OPGW optical cable 6 be connected in described cable splice closure 2 by No. 3 interfaces 22 in described cable splice closure 2, receiving terminal 4 is for the light signal of receiving optical signals after the amplification that described remote gain unit 31 exports, and described receiving terminal 4 is connected with remotely pumping unit 5.
In embodiments of the present invention, after described transmitting terminal 1 sends light signal, light signal is transmitted by OPGW optical cable 6, because the distance of OPGW optical cable 6 is longer, signal attenuation phenomenon can be there is in transmitting procedure, therefore remote gain box 3 is needed further to amplify the input optical signal after decay, light signal after amplification is sent in receiving terminal 4 through OPGW optical cable 6 transmission again, the pump light of the reverse transfer that figure medium-long range pump unit 5 provides power larger, described remotely pumping unit 5 has input signal photo detecting unit, pump light and reflected optical power probe unit are to ensure security of system, remotely pumping unit 5 is connected with described remote gain connector box 3 by described cable splice closure 2, the output of described OPGW optical cable 6 connects described receiving terminal 4.
For the embodiment of the present invention, as shown in Figure 1, first transmitting terminal 1 is by OPGW optical cable 6 output optical signal, is then connected in cable splice closure 2 by the OPGW optical cable 6 of output optical signal by cable splice closure 2 No. 1 mouth 21, described ADSS optical cable 7 for exporting ADSS optical cable 7, and is connected in described cable splice closure 2 by cable splice closure 2 No. 3 mouth 22 by the connection jaws 32 of remote gain connector box 3, described receiving terminal 4 connects remotely pumping unit 5 and sends pump light, and transmits described pump light by OPGW optical cable 6, and described pump light transmits in OPGW optical cable 6, and is linked in described cable splice closure 2 by No. 2 mouths 23 in described cable splice closure 2, in described cable splice closure 2, the OPGW optical cable 6 that described transmitting terminal 1 inputs is connected with the ADSS optical cable 7 that described remote gain connector box 3 inputs, and the ADSS optical cable 7 that described remote gain connector box 3 inputs is connected with the OPGW optical cable 6 that receiving terminal 4 inputs, after having connected, the light signal that described transmitting terminal 1 sends is amplified by remote gain unit 3, and export the light signal after amplifying by No. 2 mouths 23 in cable splice closure 2, then the signal after amplification is transferred to receiving terminal 4 by OPGW optical cable 6, thus complete the amplification of light signal, and then the transmission range of light signal can be extended, and ensure that multi-wavelength ultra long haul transmits across section.
For the embodiment of the present invention, as shown in Figure 1, described remote gain joint 3 box also comprises a connection jaws 32, described connection jaws 32 exports All Dielectric self-support ADSS optical cable 7 for connecting, described ADSS optical cable 7 is linked in described cable splice closure 2 by No. 3 mouths 22 in described cable splice closure 2, is connected with the OPGW optical cable accessed by No. 1 mouth 21 in described cable splice closure 2.
Further, as shown in Figure 2, described transmitting terminal 1, by the first preset fibre core 61 output optical signal in OPGW optical cable 6, comprises multiple fibre core in described OPGW optical cable 6.Wherein, described first preset fibre core 61 is fibre cores for multiple fibre core in described OPGW optical cable 6, described first preset fibre core 61 can be configured according to the actual requirements, as as described in fibre core can be configured to: No. 2 fibre cores in OPGW optical cable 6, No. 2 fibre cores, No. 5 fibre cores etc., the embodiment of the present invention is not specifically limited.In embodiments of the present invention, described first preset fibre core 61 can adopt OPGW24-7 core.It should be noted that, described ADSS optical cable 7 is connected with the preset fibre core 61 of first in described OPGW optical cable 6 by the first preset inner core 71, wherein, multiple inner core is comprised in described ADSS optical cable 7, described first preset inner core 71 is inner cores in described ADSS optical cable 7, described first preset inner core 71 can be configured according to the actual requirements, and the embodiment of the present invention is not specifically limited.
In embodiments of the present invention, described receiving terminal 4 connects described remotely pumping unit 5 according to the preset smooth core 62 in described OPGW optical cable 6, and described preset smooth core 62 is different from described first preset fibre core 61.Preset smooth core 62 in described OPGW optical cable 6 is after described remotely pumping unit 5, export pump light by the preset smooth core 62 in OPGW optical cable 6, and the preset smooth core 62 in OPGW optical cable 6 is connected with the second preset inner core 72 of the ADSS optical cable 7 in described cable splice closure by No. 2 interfaces 23 in described cable splice closure 2.
Further, described receiving terminal receives the light signal after the amplification of described remote gain connector box 3 output by the first preset fibre core 61 in OPGW optical cable 6.
For the embodiment of the present invention, when described receiving terminal 4 sends light signal to described transmitting terminal 1, OPGW optical cable 6 used when using described transmitting terminal 1 to send light signal to described receiving terminal 4.Described receiving terminal sends light signal by the second preset fibre core in OPGW optical cable 6 to described transmitting terminal.Described second preset fibre core is different from described first preset fibre core.Such as, when A end station point transmits light signal to B end station point, the transmitting terminal 1 of A end station point uses OPGW optical cable 6 to transmit light signal, and when B end station point transmits light signal to A end station point, the same OPGW optical cable 6 that uses transmits light signal.Further, when A end station point transmits light signal to B end station point, use the in OPGW optical cable 6 first preset fibre core 61, described first preset fibre core 61 is specifically as follows OPGW24-7 core, and B end station point to A end station point transmit light signal time, can use the in OPGW optical cable 6 second preset fibre core, described second preset fibre core is specifically as follows OPGW24-6 core, and the embodiment of the present invention is not specifically limited.In embodiments of the present invention, use same optical cable to transmit light signal mutually, and use the different fibre cores in optical cable to transmit light signal, the transmission of light signal can be made more steady.
Further, when described receiving terminal 4 sends light signal to described transmitting terminal 1, described transmitting terminal 1 uses the preset smooth core 62 in OPGW optical cable 6 to connect described remotely pumping unit 5, described transmitting terminal 1 and described receiving terminal 4 send or receiving optical signals time, same preset smooth core in OPGW optical cable 6 is all used to connect described remotely pumping unit 5, described preset smooth core is different from described first preset fibre core 61 and the second preset fibre core, and the preset smooth core 62 that described transmitting terminal 1 and described receiving terminal 4 share in OPGW optical cable 6 is connected described remotely pumping unit.Such as, when A end station point transmits light signal to B end station point, B end station point uses the OPGW24-6 core in OPGW optical cable 6 to connect described remotely pumping unit 5, and send pump light to described remote gain unit 31, the erbium-doped fiber generation violent change be embedded in make Transmission Fibers, and then complete the amplification to transmitting optical signal; When B end station point phase A end station point sends light signal, A end station point uses the OPGW24-6 core in OPGW optical cable 6 to connect described remotely pumping unit 5 equally, and send pump light to described remote gain unit 31, the erbium-doped fiber generation violent change be embedded in make Transmission Fibers, and then complete the amplification to transmitting optical signal.
Further, described remotely pumping unit is bypass pump unit.
A kind of Remote optical pumping amplifier based on cable splice closure that the embodiment of the present invention provides, described system comprises: transmitting terminal, for passing through OPGW optical cable output optical signal; Cable splice closure, described cable splice closure comprises three interfaces, and wherein, No. 1 interface is for connecting the input of described OPGW optical cable, and No. 3 interfaces are for connecting remote gain connector box, and No. 2 interfaces are used for exporting the light signal after amplifying by OPGW optical cable; Remote gain connector box, light signal for exporting described transmitting terminal amplifies, remote gain unit is comprised in described remote gain connector box, receiving terminal, for receiving the light signal after described remote gain connector box amplifies by OPGW optical cable, described receiving terminal is connected with remotely pumping unit by OPGW optical cable.With the transmission of light signal realizing two ends website in current Remote optical pumping amplifier, two ends website exports pump light by different light cores and is loaded into remote gain unit and realizes optical signal transmission and compare, the two ends website of the transmitting optical signal of the embodiment of the present invention exports pump light by same smooth core and is loaded into remote gain unit, to realize the transmission of light signal, and then the embodiment of the present invention improves the utilance of optical cable, and the distance of optical transport can be extended, thus ensure that multi-wavelength ultra long haul transmits across section.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computer, hard disk or CD etc., comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (11)
1. based on a Remote optical pumping amplifier for cable splice closure, it is characterized in that, comprising:
Transmitting terminal, for passing through OPGW optical cable output optical signal;
Cable splice closure, described cable splice closure comprises three interfaces, and wherein, No. 1 interface is for connecting the input of described OPGW optical cable, and No. 3 interfaces are for connecting remote gain connector box, and No. 2 interfaces are used for exporting the light signal after amplifying by OPGW optical cable;
Remote gain connector box, amplifies for the light signal exported described transmitting terminal, comprises remote gain unit in described remote gain connector box;
Receiving terminal, for receiving the light signal after described remote gain connector box amplifies by OPGW optical cable, described receiving terminal is connected with remotely pumping unit by OPGW optical cable.
2. the Remote optical pumping amplifier based on cable splice closure according to claim 1, it is characterized in that, described remote gain connector box also comprises a connection jaws, described connection jaws exports All Dielectric self-support ADSS optical cable for connecting, described ADSS optical cable is accessed in described cable splice closure by described cable splice closure No. 3 mouth, and is connected with the OPGW optical cable accessed in described cable splice closure by described cable splice closure No. 1 mouth.
3. the Remote optical pumping amplifier based on cable splice closure according to claim 1, is characterized in that, described transmitting terminal is by the first preset fibre core output optical signal in OPGW optical cable.
4. according to the Remote optical pumping amplifier based on cable splice closure described in Claims 2 or 3, it is characterized in that, described ADSS optical cable is connected with the first preset fibre core in described OPGW optical cable by the first preset inner core.
5. according to the Remote optical pumping amplifier based on cable splice closure described in claim 1 or 3, it is characterized in that, described receiving terminal connects described remotely pumping unit according to the preset smooth core in described OPGW optical cable, and described preset smooth core is different from described first preset fibre core.
6. according to the Remote optical pumping amplifier based on cable splice closure described in claim 5, it is characterized in that, preset smooth core in described OPGW optical cable is after described remotely pumping unit, export pump light by the preset smooth core in OPGW optical cable, and the preset smooth core exporting pump light is connected by the second preset inner core of in described cable splice closure No. 2 interface with the ADSS optical cable in the described cable splice closure of access.
7. the Remote optical pumping amplifier based on cable splice closure according to claim 6, is characterized in that, described receiving terminal receives the light signal after the amplification exported through described remote gain connector box by the first preset fibre core in OPGW optical cable.
8. the Remote optical pumping amplifier based on cable splice closure according to claim 1, is characterized in that, when described receiving terminal sends light signal to described transmitting terminal, and OPGW optical cable used when using described transmitting terminal to send light signal to described receiving terminal.
9. the Remote optical pumping amplifier based on cable splice closure according to claim 8, is characterized in that, described receiving terminal sends light signal by the second preset fibre core in OPGW optical cable to described transmitting terminal, described second preset fibre core difference and described first preset fibre core.
10. the Remote optical pumping amplifier based on cable splice closure according to claim 9, it is characterized in that, when described receiving terminal sends light signal to described transmitting terminal, described transmitting terminal uses the preset smooth core in OPGW optical cable to connect described remotely pumping unit, when described transmitting terminal and described receiving terminal send light signal, the preset smooth core shared in OPGW optical cable connects described remotely pumping unit.
11. Remote optical pumping amplifier based on cable splice closure according to claim 1, is characterized in that, described remotely pumping unit is bypass pump unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439053.3U CN204761442U (en) | 2015-06-24 | 2015-06-24 | Distant pumping system based on fiber cable joint box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439053.3U CN204761442U (en) | 2015-06-24 | 2015-06-24 | Distant pumping system based on fiber cable joint box |
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| Publication Number | Publication Date |
|---|---|
| CN204761442U true CN204761442U (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520439053.3U Expired - Fee Related CN204761442U (en) | 2015-06-24 | 2015-06-24 | Distant pumping system based on fiber cable joint box |
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| Country | Link |
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| CN (1) | CN204761442U (en) |
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2015
- 2015-06-24 CN CN201520439053.3U patent/CN204761442U/en not_active Expired - Fee Related
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee after: INFORMATION COMMUNICATION BRANCH, STATE GRID JIBEI ELECTRIC POWER Co. Patentee after: STATE GRID CORPORATION OF CHINA Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee before: INFORMATION COMMUNICATION BRANCH, STATE GRID JIBEI ELECTRIC POWER Co. Patentee before: State Grid Corporation of China |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 |