CN201369606Y - Power supply switching device for optical fiber repeater far-end machine - Google Patents
Power supply switching device for optical fiber repeater far-end machine Download PDFInfo
- Publication number
- CN201369606Y CN201369606Y CNU2009201294789U CN200920129478U CN201369606Y CN 201369606 Y CN201369606 Y CN 201369606Y CN U2009201294789 U CNU2009201294789 U CN U2009201294789U CN 200920129478 U CN200920129478 U CN 200920129478U CN 201369606 Y CN201369606 Y CN 201369606Y
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- China
- Prior art keywords
- power
- optical fiber
- fiber repeater
- monitoring unit
- transfer device
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model is suitable for the field of mobile communication and provides a power supply switching device for an optical fiber repeater far-end machine. The power supply switching device comprises a commercial power switching-in port, a spare battery and a monitoring unit. The spare battery and the monitoring unit are connected with the commercial power switching-in port, and the spare battery is connected with the monitoring unit. The power supply switching device reduces the volume and production cost of an optical fiber repeater; under the circumstance of power-off of commercial power, the power supply switching is simple; moreover, the switching reliability is ensured to some degree.
Description
Technical field
The utility model belongs to moving communicating field, relates in particular to a kind of power transfer device that is used for the optical fiber repeater remote termination.
Background technology
Repeater (repeater) belongs to the frequency multiplying arrangement, is meant to play a kind of radio transmission transferring equipment that signal strengthens in the wireless communication transmissions process.The basic function of repeater is exactly a radiofrequency signal power intensifier.The repeater by donor antenna pickoff signals from existing overlay area,, is transmitted into the signal of filtering once more after power amplifier amplifies and treats the overlay area carrying out fabulous isolation with logical outer signal by band pass filter in down link.In the uplink path, the signal of the travelling carriage in the overlay area is transmitted into corresponding base station with same working method after by up amplification link processing, thereby the signal that reaches base station and travelling carriage transmits.Compare with the base station, advantages such as that the repeater has is simple in structure, investment is less and easy for installation, can be widely used in the blind area and the weak district that are difficult to cover, as various places such as market, hotel, airport, harbour, station, gymnasium, amusement hall, subway, tunnel, highway, islands, improve communication quality, solve problems such as call drop.
According to the difference classification of transmission medium, existing repeater mainly contains wireless discharging-directly station, optical fiber repeater and frequency-shift repeater etc.As widely used a kind of in the repeater, optical fiber repeater is applicable to that planning to build the repeater district in the base station has high mountain to stop or there's a great difference between the two, possesses under the optical cable situation between the base station and the area of coverage simultaneously and builds a station.Optical fiber repeater has both functions such as broadband, choosing band, choosing band, frequency-selecting.Transmission range can reach 20Km, because space isolation is good, does not produce co-channel interference, retransmits direction and can adopt omnidirectional antenna to cover, to improve coverage effect.The beam split of application wavelength division multiplexing, bypass technology, optical fiber direct amplification machine also can be formed other using system.
Optical fiber repeater comprises near-end machine and the remote termination that is connected by optical fiber, and near-end machine and remote termination include radio frequency unit and light unit.Its operation principle is: in down link, the near-end machine receives base station signal by coupler or donor antenna, handling the back by radio frequency unit is light signal by the light cell translation, and the process Optical Fiber Transmission is to remote termination, the light unit of remote termination is converted to the signal of telecommunication to light signal, after radio frequency unit is handled amplification, send the coverage goal zone by retransmitting antenna; In up link, the signal of retransmitting antenna receiving mobile emission by being transferred to the near-end machine after the remote termination treatment conversion, transmits go back to the base station at last.
Generally speaking, the remote termination of optical fiber repeater and near-end machine all have electric power system, and Fig. 1 is that the power supply of optical fiber repeater remote termination in the prior art switches schematic diagram.Under the normal condition, remote termination can be optical module 104 power supplies by civil power access port 101, in case civil power power down, monitoring unit 105 power-on change-over panels 103, power supply incision optical module 104 with reserve battery 102 makes optical module 104 operate as normal, when treating that civil power is supplied again, monitoring unit 105 disconnects the power supply of reserve battery 102, and civil power is inserted optical module 104 once more.Prior art needs a power source conversion plate or power supply change-over device, this brings adverse effect for the volume and the cost of equipment, and, in case power source conversion plate or power supply change-over device break down, then directly cause the power supply handoff failure, optical module can't operate as normal and is transmitted power fail warning information to administrative center.
Summary of the invention
The purpose of the utility model embodiment is to provide a kind of power transfer device that is used for the optical fiber repeater remote termination, the remote termination that is intended to solve prior art needs power source conversion plate Switching power, and optical module can't operate as normal and transmitted the problem of power fail warning information to administrative center when the power supply handoff failure.
The utility model embodiment realizes like this, a kind of power transfer device that is used for the optical fiber repeater remote termination, described power transfer device comprises civil power access port, the reserve battery and the monitoring unit that link to each other with the civil power access port, and described reserve battery links to each other with described monitoring unit.
Further, described monitoring unit also comprise be used to detect civil power whether power down detection module and when the civil power power down, described reserve battery power supply is switched to the handover module of described monitoring unit.
Further, described power transfer device also comprises the optical module that links to each other with described monitoring unit.
Further, described optical module is an optical-electrical converter.
Further, described power transfer device also comprises the optical module that links to each other with described civil power access port.
Further, described optical module is an optical-electrical converter.
Another purpose of the utility model embodiment is to provide a kind of optical fiber repeater, and described optical fiber repeater comprises the above-mentioned power transfer device that is used for the optical fiber repeater remote termination.
The utility model does not additionally use the power source conversion plate, fall under the civil power situation at the optical fiber repeater remote termination, directly by monitoring unit the reserve battery power supply is switched to optical module, optical module obtains behind the power supply can operate as normal and transmit power fail warning information to administrative center.The utility model has reduced the volume and the production cost of optical fiber repeater, and power supply switches simply under the civil power power-down conditions, and guarantees the reliability of switch operating to a certain extent.
Description of drawings
Fig. 1 is that the power supply of optical fiber repeater remote termination in the prior art switches schematic diagram;
Fig. 2 is the power transfer device schematic diagram that is used for the optical fiber repeater remote termination that the utility model first embodiment provides; And
The power transfer device schematic diagram that is used for the optical fiber repeater remote termination that Fig. 3 the utility model second embodiment provides
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Core concept of the present utility model is additionally not use the power source conversion plate, fall under the civil power situation at optical module, directly by monitoring unit the reserve battery power supply is switched to optical module, optical module obtains behind the power supply can operate as normal and transmit power fail warning information to administrative center.
See also Fig. 2, the power transfer device schematic diagram that is used for the optical fiber repeater remote termination that the utility model first embodiment provides.For convenience of explanation, only show the part relevant with the utility model embodiment.
This power transfer device can be used for optical fiber repeater, comprises civil power access port 201, reserve battery 202, monitoring unit 203 and optical module 204.Wherein, monitoring unit 203 also comprises detection module 2031 and handover module 2032.Optical module 204 can be an optical-electrical converter, comprising central processing unit 2041, the far-end down link signal acquisition control module 2042 that links to each other with central processing unit and the uplink signal acquisition control module 2043 etc. that link to each other with near-end machine optical module by a remote interface plate.The annexation of each unit is: civil power access port 201 links to each other with reserve battery 202, monitoring unit 203 and optical module 204 respectively, and reserve battery 202 links to each other with monitoring unit 203.
Under normal circumstances, optical module 204 inserts civil powers by civil power access port 201 and carries out normal data processing work, for example, light/electricity/light conversion, transmits data to the near-end machine etc. by optical fiber.The civil power that the detection module 2031 of monitoring unit 203 detects civil power access port 201 at any time inserts situation, and simultaneously, reserve battery 202 charges to self by civil power access port 201.
In case the civil power power down, the detection module 2031 of monitoring unit 203 detects this abnormal conditions, and handover module 2032 is cut into local terminal with reserve battery 202 immediately.Because monitoring unit 203 and optical module 204 have annexation, therefore, in the embodiment that the utility model provides, can continue to optical module 204 power supplies by monitoring unit 203.Optical module 204 is operate as normal after obtaining power supply, and sends power fail warning information by coupled near-end machine to administrative center.In case the city power recovery is normal, monitoring unit 203 can cut off the power supply of 202 pairs of optical modules 204 of reserve battery, allows optical module 204 obtain civil power by civil power access port 201.
See also Fig. 3, the power transfer device schematic diagram that is used for the optical fiber repeater remote termination that the utility model second embodiment provides.In the present embodiment, optical module 204 can directly not link to each other with civil power access port 201, but by reserve battery 202 power supplies, perhaps, obtain civil power indirectly by monitoring unit 203 and carry out normal data processing work, for example, light/electricity/light conversion, transmit data to the near-end machine etc. by optical fiber.The civil power that the detection module 2031 of monitoring unit 203 detects civil power access port 201 at any time inserts situation, and simultaneously, reserve battery 202 charges to self by civil power access port 201.
In case the civil power power down, the detection module 2031 of monitoring unit 203 detects this abnormal conditions, and handover module 2032 is cut into local terminal with reserve battery 202 immediately.Because optical module 204 all has annexation with monitoring unit 203 and reserve battery 202, therefore, in the embodiment that the utility model provides, can continue to optical module 204 power supplies by monitoring unit 203; Perhaps, handover module 2032 directly switches to reserve battery optical module 204, and optical module 204 is operate as normal after obtaining power supply, and sends power fail warning information by coupled near-end machine to administrative center.In case the city power recovery is normal, optical module 204 can perhaps, obtain civil power by monitoring unit 203 and carry out normal data processing work indirectly by reserve battery 202 power supplies
The utility model does not additionally use the power source conversion plate, fall under the civil power situation at the optical fiber repeater remote termination, directly by monitoring unit the reserve battery power supply is switched to optical module, optical module obtains behind the power supply can operate as normal and transmit power fail warning information to administrative center.The utility model has reduced the volume and the production cost of optical fiber repeater, and power supply switches simply under the civil power power-down conditions, and guarantees the reliability of switch operating to a certain extent.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (7)
1, a kind of power transfer device that is used for the optical fiber repeater remote termination is characterized in that, described power transfer device comprises civil power access port, the reserve battery and the monitoring unit that link to each other with the civil power access port, and described reserve battery links to each other with described monitoring unit.
2, the power transfer device that is used for the optical fiber repeater remote termination as claimed in claim 1, it is characterized in that, described monitoring unit also comprise be used to detect civil power whether power down detection module and when the civil power power down, described reserve battery power supply is switched to the handover module of described monitoring unit.
3, the power transfer device that is used for the optical fiber repeater remote termination as claimed in claim 2 is characterized in that, described power transfer device also comprises the optical module that links to each other with described monitoring unit.
4, the power transfer device that is used for the optical fiber repeater remote termination as claimed in claim 3 is characterized in that, described optical module is an optical-electrical converter.
5, the power transfer device that is used for the optical fiber repeater remote termination as claimed in claim 2 is characterized in that, described power transfer device also comprises the optical module that links to each other with described civil power access port.
6, the power transfer device that is used for the optical fiber repeater remote termination as claimed in claim 5 is characterized in that, described optical module is an optical-electrical converter.
7, a kind of optical fiber repeater is characterized in that, described optical fiber repeater comprises the power transfer device that is used for the optical fiber repeater remote termination as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201294789U CN201369606Y (en) | 2009-01-16 | 2009-01-16 | Power supply switching device for optical fiber repeater far-end machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201294789U CN201369606Y (en) | 2009-01-16 | 2009-01-16 | Power supply switching device for optical fiber repeater far-end machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201369606Y true CN201369606Y (en) | 2009-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201294789U Expired - Fee Related CN201369606Y (en) | 2009-01-16 | 2009-01-16 | Power supply switching device for optical fiber repeater far-end machine |
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| CN (1) | CN201369606Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905293A (en) * | 2012-09-26 | 2013-01-30 | 浙江三维无线科技有限公司 | No-battery remote power down warning system and method for repeater |
| CN103023560A (en) * | 2011-09-28 | 2013-04-03 | 上海电信通信设备有限公司 | Control method of backup battery for terminal of telecommunication optical network |
| CN105827324A (en) * | 2016-05-24 | 2016-08-03 | 桂林市思奇通信设备有限公司 | Optical fiber repeater |
-
2009
- 2009-01-16 CN CNU2009201294789U patent/CN201369606Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023560A (en) * | 2011-09-28 | 2013-04-03 | 上海电信通信设备有限公司 | Control method of backup battery for terminal of telecommunication optical network |
| CN103023560B (en) * | 2011-09-28 | 2015-10-07 | 上海电信通信设备有限公司 | A kind of control method of backup battery for terminal of telecommunication optical network |
| CN102905293A (en) * | 2012-09-26 | 2013-01-30 | 浙江三维无线科技有限公司 | No-battery remote power down warning system and method for repeater |
| CN105827324A (en) * | 2016-05-24 | 2016-08-03 | 桂林市思奇通信设备有限公司 | Optical fiber repeater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091223 Termination date: 20120116 |