CN203151494U - Optical protection switching unit with 3R amplification function - Google Patents
Optical protection switching unit with 3R amplification function Download PDFInfo
- Publication number
- CN203151494U CN203151494U CN 201320125322 CN201320125322U CN203151494U CN 203151494 U CN203151494 U CN 203151494U CN 201320125322 CN201320125322 CN 201320125322 CN 201320125322 U CN201320125322 U CN 201320125322U CN 203151494 U CN203151494 U CN 203151494U
- Authority
- CN
- China
- Prior art keywords
- module
- optical
- automatic protection
- light
- optical fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Optical Communication System (AREA)
Abstract
The utility model discloses an optical protection switching unit with a 3R amplification function. The optical protection switching unit comprises an optical power amplification module, an optical power monitoring module and an optical path automatic protection module. The optical power amplification module carries out 3R regenerative amplifier gain on a received optical 10G/2.5G signal, a small part of optical power of the amplified signal enters into the optical power monitoring module to obtain an optical power result of on-line monitoring, and a large part of optical power of the amplified signal is ready to enter into the optical path automatic protection module. At the same time, the optical power monitoring module transmits the optical power result of the on-line monitoring to the optical path automatic protection module, the optical path automatic protection module selects a suitable optical fiber to transmit the large part of optical power, and finally the large part of optical power is outputted from the optical path automatic protection module. The optical protection switching unit has the advantages of simple structure and convenient use, through the automatic switching of transmission fibers, no blocking of the communication business is ensured, the 3R amplification of light is realized through the optical power amplification module, and the insertion loss brought by optical switching is counteracted.
Description
Technical field
The utility model relates to the fiber optic protection apparatus field, specifically is a kind of light protection switch unit of the 3R of having enlarging function.
Background technology
At present, having only external several company to have the ability of researching and producing fiber optic protection equipment, mainly is JDS, E-TEK, Dicon etc., and the function that does not have light path 3R to amplify; Because Insertion Loss influences the use of product.Along with the fast development of optical communication technique, the especially development of all-optical communication network technology, the demand of fiber optic protection equipment (comprising domestic demand) will increase sharply.The fiber optic protection equipment of exploitation band enlarging function is for reducing the meaning that network node construction and upgrade cost, raising network operation reliability and safe capability to resist destruction all have particular importance.
The utility model content
The technical problems to be solved in the utility model provides a kind of light protection switch unit of the 3R of having enlarging function, can constitute the active and standby network that needs light path to switch with system and various various objectives of various paths, main line simply, economically.
The technical solution of the utility model is:
Light protection switch unit with 3R enlarging function; include the luminous power amplification module; the automatic protection module of optical power monitoring module and light path; the light 10G/2.5G signal 3R regenerative amplification gain that described luminous power amplification module will receive; the fraction luminous power of amplified signal enters the luminous power result that the optical power monitoring module obtains on-line monitoring; most of luminous power of amplified signal waits to enter the automatic protection module of light path; the optical power monitoring module is given the automatic protection module of light path with the luminous power result transmission of on-line monitoring simultaneously; the selected appropriate optical fibers of the automatic protection module of light path is carried most of luminous power then, and final most of luminous power is from the automatic protection module output of light path.
Described optical power monitoring module includes PIN photo-detector, programmable filter, A/D converter and the microprocessor that connects in turn, and described programmable filter is connected with microprocessor, and the automatic protection module of described light path is connected with microprocessor.
The light protection switch unit of the described 3R of having enlarging function also includes the automatic protection module of power down that is connected with the automatic protection module of light path, and described most of luminous power is by exporting from the automatic protection module of power down behind the automatic protection module of light path.
The light of the described 3R of having enlarging function protection switch unit also includes the panel control that is connected with described microprocessor respectively and display module, serial communication modular, network interface communication module.
Be connected with Tx optical fiber input interface and Tx optical fiber output interface on the described luminous power amplification module; be connected with Rx optical fiber input interface and Rx optical fiber output interface on the automatic protection module of described light path; described Tx optical fiber output interface is connected with Rx optical fiber input interface, PIN photo-detector respectively; described Tx optical fiber input interface is connected with the transmission transmission equipment, and Rx optical fiber output interface is connected with the reception transmission equipment.
Advantage of the present utility model:
(1), the utility model is led with optical fiber working by monitoring module and is protected the luminous power of standby optical fiber to monitor in real time, when the luminous power that monitors satisfies switching threshold, the automatic protection module of light path can be in the time of Millisecond main switch to the standby optical fiber of protection with optical fiber with light signal from working automatically, guarantees that communication service do not have blocking-up;
(2), because in fibre circuit, because the light with 3R enlarging function is protected the adding of the optical switch of switch unit, cause the fibre circuit Insertion Loss to increase, the utility model can realize that the 3R of light amplifies, and offsets the big Insertion Loss that brings when light switches by the luminous power amplification module;
(3), during power down of the present utility model automatic protection module when the power down of this protection instrument, the automatic protection module of light path can not done any switching, the path at the optical switch place when directly resting on by power down, automatic protection module when light signal directly enters power down by the automatic protection module of light path then, automatic protection module output during at last from power down, the normal use when having guaranteed the power down of protection instrument;
(4), panel control of the present utility model and display module, serial communication modular, network interface communication module are conveniently artificially by panel or long-range to protecting instrument to control.
The utility model is simple in structure, easy to use, by the automatic switchover Transmission Fibers, has guaranteed that communication service do not have blocking-up, and realizes that by the luminous power amplification module 3R of light amplifies, and offsets the big Insertion Loss that brings when light switches.
Description of drawings
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is use structural representation of the present utility model, wherein, "
" the main connection with optical fiber of expression, "
" expression standby optical fiber connection.
Embodiment
See Fig. 1, light protection switch unit with 3R enlarging function, include luminous power amplification module 1, optical power monitoring module 2, the automatic protection module 3 of light path, the automatic protection module 4 of power down that is connected with the automatic protection module 3 of light path, panel control and display module 5, serial communication modular 6, network interface communication module 7, optical power monitoring module 2 includes the PIN photo-detector 21 that connects in turn, programmable filter 22, A/D converter 23 and microprocessor 24, programmable filter 22 is connected with microprocessor 24, panel control and display module 5, serial communication modular 6, network interface communication module 7 all is connected with microprocessor 24; Be connected with Tx optical fiber input interface 8 and Tx optical fiber output interface 9 on the power amplifier module 1; be connected with Rx optical fiber input interface 10 and Rx optical fiber output interface 11 on the automatic protection module 3 of light path; Tx optical fiber output interface 9 is connected with Rx optical fiber input interface 10, PIN photo-detector 21 respectively; Tx optical fiber input interface 8 is seen Fig. 2 with transmission transmission equipment 12 or 13() be connected, Rx optical fiber output interface 11 is seen Fig. 2 with reception transmission equipment 13 or 12() be connected.
Before the use; luminous power amplification module 1 and optical power monitoring module 2 are connected in transmission transmission equipment 12 and main with between optical fiber/standby optical fiber front end, and the automatic protection module 4 of power down and panel control and display module 5 are connected in the master with optical fiber/standby optical fiber rear end and accept between the transmission equipment 13.
The light 10G/2.5G signal 3R regenerative amplification gain that luminous power amplification module 1 receives Tx optical fiber input interface 8; the fraction luminous power of amplified signal enters PIN photo-detector 21 by Tx optical fiber output interface 9 successively; PIN photo-detector 21 detects the fraction luminous power and is converted to photoelectric current; carry out I/V conversion and amplification; after programmable filter 22 filtering copped wave additional components and interference signal; deliver to A/D converter 23; become the digital signal corresponding to the input optical power level; the microprocessor 24 treated luminous power results that obtain on-line monitoring; optical power monitoring module 2 is given the automatic protection module 3 of light path with the luminous power result transmission of on-line monitoring then; the automatic protection module 3 of light path is relatively differentiated the selected appropriate optical fibers in back (main with optical fiber or standby optical fiber) according to the switches light performance number of setting in advance and is carried most of luminous power; most of luminous power of amplified signal is successively by Tx optical fiber output interface 9; Rx optical fiber input interface 10 enters the automatic protection module 3 of light path, and final most of luminous power is from 11 outputs of Rx optical fiber output interface.
When device looses power, the automatic protection module 3 of light path is not done any optical fiber and is switched, the path at the optical switch place when directly resting on by power down, and the luminous power of amplified signal is directly exported from the automatic protection module 4 of power down by the automatic protection module 3 of light path.
Claims (5)
1. the light protection switch unit that has the 3R enlarging function; it is characterized in that: include the luminous power amplification module; the automatic protection module of optical power monitoring module and light path; the light 10G/2.5G signal 3R regenerative amplification gain that described luminous power amplification module will receive; the fraction luminous power of amplified signal enters the luminous power result that the optical power monitoring module obtains on-line monitoring; most of luminous power of amplified signal waits to enter the automatic protection module of light path; the optical power monitoring module is given the automatic protection module of light path with the luminous power result transmission of on-line monitoring simultaneously; the selected appropriate optical fibers of the automatic protection module of light path is carried most of luminous power then, and final most of luminous power is from the automatic protection module output of light path.
2. the light with 3R enlarging function according to claim 1 is protected switch unit; it is characterized in that: described optical power monitoring module includes PIN photo-detector, programmable filter, A/D converter and the microprocessor that connects in turn; described programmable filter is connected with microprocessor, and the automatic protection module of described light path is connected with microprocessor.
3. the light with 3R enlarging function according to claim 1 is protected switch unit; it is characterized in that: the light protection switch unit of the described 3R of having enlarging function also includes the automatic protection module of power down that is connected with the automatic protection module of light path, and described most of luminous power is by exporting from the automatic protection module of power down behind the automatic protection module of light path.
4. the light protection switch unit with 3R enlarging function according to claim 2 is characterized in that: the light protection switch unit of the described 3R of having enlarging function also includes the panel control that is connected with described microprocessor respectively and display module, serial communication modular, network interface communication module.
5. the light with 3R enlarging function according to claim 2 is protected switch unit; it is characterized in that: be connected with Tx optical fiber input interface and Tx optical fiber output interface on the described luminous power amplification module; be connected with Rx optical fiber input interface and Rx optical fiber output interface on the automatic protection module of described light path; described Tx optical fiber output interface is connected with Rx optical fiber input interface, PIN photo-detector respectively; described Tx optical fiber input interface is connected with the transmission transmission equipment, and Rx optical fiber output interface is connected with the reception transmission equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320125322 CN203151494U (en) | 2013-03-19 | 2013-03-19 | Optical protection switching unit with 3R amplification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320125322 CN203151494U (en) | 2013-03-19 | 2013-03-19 | Optical protection switching unit with 3R amplification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203151494U true CN203151494U (en) | 2013-08-21 |
Family
ID=48978985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320125322 Expired - Fee Related CN203151494U (en) | 2013-03-19 | 2013-03-19 | Optical protection switching unit with 3R amplification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203151494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138831A (en) * | 2013-03-19 | 2013-06-05 | 安徽省电力公司信息通信分公司 | Light protection switch unit with 3R amplifying function |
-
2013
- 2013-03-19 CN CN 201320125322 patent/CN203151494U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138831A (en) * | 2013-03-19 | 2013-06-05 | 安徽省电力公司信息通信分公司 | Light protection switch unit with 3R amplifying function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101895337B (en) | Double-fiber hot backup radio-frequency intelligent optical module | |
| CN202696605U (en) | PON light module detecting device | |
| CN104753585A (en) | Intelligent optical fiber distribution device | |
| CN102263595B (en) | Many nets merge Fiber Access System | |
| CN201243290Y (en) | Inserting/pulling type light transmit-receive integrated module for Ether passive optical network | |
| CN204615827U (en) | A kind of Intelligent optical fiber distributor and system | |
| CN203537389U (en) | Antenna feed system of dual-channel satellite earth station | |
| CN203151494U (en) | Optical protection switching unit with 3R amplification function | |
| CN203608203U (en) | High-speed electronic switch type optical cable protector | |
| CN203352595U (en) | Bypass device and network system | |
| KR20170095387A (en) | Optical module preventing laser beam leakage, and control method | |
| CN110266376B (en) | Remote passive gain module capable of realizing state monitoring and relay-free transmission system | |
| CN202949425U (en) | Intelligent multi-fiber signal amplifier | |
| CN203933633U (en) | A kind of portable light fiber communication wavelength-division multiplex system emergency first-aid repair equipment | |
| CN103138831A (en) | Light protection switch unit with 3R amplifying function | |
| CN205051696U (en) | Optical cable activestandby routing control ware | |
| CN212115328U (en) | High-power optical fiber amplifier | |
| CN205792602U (en) | A kind of optical network unit managing little ray machine terminal based on OAM mode | |
| CN202841140U (en) | Double frequency one-drag-eight intelligent optical module repeater | |
| CN207589068U (en) | A kind of rack OLT device | |
| CN203014823U (en) | Dual-frequency intelligent optical radio frequency integrated terminal | |
| CN201937594U (en) | Optical module for Ethernet passive optical network (EPON) optical line terminal | |
| CN204481821U (en) | A kind of G/EPON bimodulus link amplifier | |
| CN201594810U (en) | Signal processing circuit and optical module | |
| CN104836622A (en) | Gpon link amplifier and control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20180319 |