CN103209097A - Communication equipment and power failure alarm method thereof - Google Patents
Communication equipment and power failure alarm method thereof Download PDFInfo
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- CN103209097A CN103209097A CN2013101164076A CN201310116407A CN103209097A CN 103209097 A CN103209097 A CN 103209097A CN 2013101164076 A CN2013101164076 A CN 2013101164076A CN 201310116407 A CN201310116407 A CN 201310116407A CN 103209097 A CN103209097 A CN 103209097A
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Abstract
The embodiment of the invention provides communication equipment and a power failure alarm method thereof for reducing the capacity of an energy storage capacitor required for power failure alarm information by the equipment. The equipment comprises a power module, a power conversion module, a functional module, a voltage detection alarm module and a power failure alarm processing module, wherein the power module is used for converting a power voltage into a main working voltage of the equipment; the power conversion module is connected with the power module and used for converting the main working voltage into a conversion voltage lower than the main working voltage; the functional module is connected with the power module and works under the drive of the main working voltage; the voltage detection alarm module is connected with the power module and the power failure alarm processing module and used for sending the power failure alarm information to the power failure alarm processing module when power fails; and the power failure alarm processing module is connected with the power conversion module and the functional module and used for working under the drive of the conversion voltage, turning off the functional module when the power failure alarm information is received and reporting the power failure alarm information.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of communication equipment and power fail warning method thereof.
Background technology
When communication equipment is managed, because communication equipment may be placed on outdoor or away from the BTS management machine room, work under bad environment, power down easily, therefore need know when communication equipment is unavailable it is that at this moment the power fail warning information of communication equipment is just very important because outside power down is unavailable or it is unavailable to damage.
The power fail warning method of prior art is to be detected by the electric power source pair of module external power source, produces the power fail warning signal after external power source drops to certain voltage and keeps certain hour, gives mainboard, and mainboard is uploaded warning information by the external interface of parts.To alarm in order guaranteeing not produce by mistake, and can inerrably to upload warning information, power module must have enough energy storage, so is provided with storage capacitor in the middle of the power module.
In the prior art, storage capacitor needs to keep whole communication equipment and works the regular hour in the power down of power input mouth and after producing the power fail warning signal, therefore the capacity of storage capacitor is very big, cause the equipment cost height, poor reliability, the power module volume is big, and uses the equipment of DC power supply to be difficult to realize uploading power fail warning information.
Summary of the invention
The embodiment of the invention provides a kind of communication equipment and power fail warning method thereof, carries out the capacity of the required storage capacitor of power fail warning information for reducing equipment.
A kind of communication equipment that the embodiment of the invention provides comprises: power module, for the main operating voltage that supply voltage is converted into equipment; The power conversion module is connected with power module, is used for described main operating voltage is converted into the changing voltage that is lower than main operating voltage; Functional module is connected with power module, is used for working under the driving of described main operating voltage; The voltage detecting alarm module is connected with the power fail warning processing module with power module, is used for sending power fail warning information to the power fail warning processing module when power supply power-fail takes place; The power fail warning processing module is connected with functional module with the power conversion module, is used under the driving of described changing voltage, working, and when receiving power fail warning information, shuts functional module, and report power fail warning information.
The power fail warning method of a kind of communication equipment that the embodiment of the invention provides comprises: when the voltage detecting alarm module is determined power supply power-fail takes place, send power fail warning information to the power fail warning processing module; The power fail warning processing module is according to power fail warning information, shuts functional module, and report power fail warning information.
As seen through the above technical solutions, the present invention is connected described voltage detecting alarm module respectively with described functional module with described power fail warning processing module, make that described power fail warning processing module can be according to the described functional module of the signal at stop of described voltage detecting alarm module; After producing power fail warning, storage capacitor does not need to be the functional module power supply, has reduced the capacity requirement of storage capacitor.The present invention has reduced equipment cost by reducing the capacity of storage capacitor, has improved equipment dependability, has reduced the volume of power module, and has reduced power fail warning and realized difficulty.
Description of drawings
The structural representation of a kind of communication equipment that Fig. 1 provides for the embodiment of the invention;
Another structural representation of a kind of communication equipment that Fig. 2 provides for the embodiment of the invention;
Another structural representation of a kind of communication equipment that Fig. 3 provides for the embodiment of the invention;
The signal schematic representation of a kind of communication equipment that Fig. 4 provides for the embodiment of the invention;
The schematic flow sheet of a kind of power fail warning method that Fig. 5 provides for the embodiment of the invention;
Structure and the signal schematic representation of the RRU that Fig. 6 provides for the specific embodiment of the invention;
The power down voltage change process schematic diagram of the RRU that Fig. 7 provides for the specific embodiment of the invention;
The power fail warning information work flow chart of the RRU that Fig. 8 provides for the specific embodiment of the invention.
Embodiment
The embodiment of the invention provides a kind of communication equipment and power fail warning method thereof, carries out the capacity of the required storage capacitor of power fail warning information for reducing equipment.
Referring to Fig. 1, a kind of communication equipment that the embodiment of the invention provides comprises: power module 01, for the main operating voltage that supply voltage is converted into equipment; Power conversion module 02 is connected with power module, is used for described main operating voltage is converted into the changing voltage that is lower than main operating voltage; Functional module 03 is connected with power module, is used for working under the driving of described main operating voltage; Voltage detecting alarm module 04 is connected with the power fail warning processing module with power module, is used for sending power fail warning information to the power fail warning processing module when power supply power-fail takes place; Power fail warning processing module 05 is connected with functional module with the power conversion module, is used under the driving of described changing voltage, working, and when receiving power fail warning information, shuts functional module, and report power fail warning information.
Preferable, described voltage detecting alarm module 04 is connected with the output of power module 01.
The voltage detecting alarm module is arranged on the output of power module, have under the scene of interference such as thunderbolt, surge at the input power supply, owing to be provided with bigger storage capacitor in the middle of the power module, can reduce voltage ripple, so the influence that the detected voltage of voltage detecting alarm module is interfered is also not obvious, the voltage detecting alarm module is arranged in the power module and detects the input of power module in the prior art, has effectively avoided the generation of mistake alarm.
Preferable, as shown in Figure 2, described voltage detecting alarm module 04 comprises: detecting unit 11, detect the main operating voltage that power module is exported; Alarm Unit 12 when the main operating voltage of power module output during less than the predeterminated voltage thresholding, sends power fail warning information to described power fail warning processing module.
Preferable, as shown in Figure 3, described power fail warning processing module 05 comprises: control unit 21 when receiving power fail warning information, sends instruction to functional module, with shuts functional module; Report unit 22, when receiving power fail warning information, report power fail warning information.
When the external power source power down causes the power module power down, because the effect of power module storage capacitor, begin to descend from voltage, dropping to the time that can not support the work of power fail warning processing module to voltage can be very not short, but general also difficulty reach the time requirement that reports power fail warning.If just close the functional module of high energy consumption when detecting main operating voltage power down at once; because the power module load sharply descends; main operating voltage descends and becomes very slow; the under-voltage point of input that drops to the power conversion module also has the long time, so the voltage of power conversion module output can be kept the power fail warning processing module and finishes uploading of power fail warning information.Wherein, the under-voltage point of the input of power conversion module is kept the parts that connect for the power conversion module and is carried out the needed minimum input voltage of work.
Preferable, described communication equipment is radio frequency remote unit RRU.
Referring to Fig. 4, be the signal schematic representation of communication equipment provided by the invention.Voltage detecting alarm module 04 judges whether to take place power down according to the output voltage of power module 01, sends power fail warning to power fail warning processing module 05 when determining power down; Power fail warning processing module 05 is carried out work according to the voltage that power conversion module 02 provides, and when receiving power fail warning, sends instruction with shuts functional module 03 to functional module 03, reports power fail warning information simultaneously.
Referring to Fig. 5, the power fail warning method of the described communication equipment that the embodiment of the invention provides comprises:
S501, when power supply power-fail determine to take place in the voltage detecting alarm module, send power fail warning information to the power fail warning processing module;
S502, power fail warning processing module be according to described power fail warning information, shuts functional module, and report described power fail warning information.
Preferable, the voltage detecting alarm module is determined power supply power-fail takes place among the S501, comprising: the voltage detecting alarm module detects the main operating voltage of power module output; When the main operational voltage value of determining power module output during less than the predeterminated voltage thresholding, determine to take place power supply power-fail.
Preferable, this method also comprises: the size of the software set predeterminated voltage thresholding by described communication equipment in advance, perhaps set the size of predeterminated voltage thresholding in advance by the hardware parameter of described voltage detecting alarm module.Wherein, the method for software set is the processor that the input interface of voltage detecting alarm module is connected the communication equipment mainboard, by processor the predeterminated voltage thresholding of voltage detecting alarm module record is adjusted.
Preferable, described predeterminated voltage thresholding is 70% of the rated output voltage of power module.Consider the normal fluctuation of the output voltage of power module, it is too high that the predeterminated voltage thresholding can not arrange.
Preferable, the power fail warning processing module reports power fail warning information, is to finish before main operating voltage in power module output drops to the under-voltage point of power conversion module.Therefore, the difference of predeterminated voltage thresholding and described under-voltage point wants enough big.
Preferable, described under-voltage point lacks 4V than the predeterminated voltage thresholding at least.
Preferable, the main operating voltage of described power module output is not less than 5 milliseconds from the time that the predeterminated voltage thresholding drops to described under-voltage point.
Provide specific embodiments of the invention below:
Be example with RRU equipment, in new RRU equipment code, the power fail warning of RRU is as a kind of necessary basic function.Present RRU power fail warning is to detect external power source by the power module among the RRU, produces the power fail warning signal after external power source drops to certain voltage and keeps certain hour, gives mainboard.(the Field Programmable Gate Array of external interface FPGA in the mainboard, field programmable gate array) this warning information is passed through IR (Interface between the RRU and the BBU, the interface of Remote Radio Unit and baseband processing unit) interface is uploaded to BBU (Bandwidth Based Unit, unit based on bandwidth), give OMC (Operation﹠amp by BBU again; Maintenance Center, the operation maintenance center).The operating time that RRU needs to keep 5ms behind the power down of power input mouth and generation power fail warning signal reports power fail warning.
As shown in Figure 6, be structure and the signal schematic representation of RUU provided by the invention.Described interface FPGA is corresponding to described power fail warning processing module, and described power amplifier module is corresponding to described functional module, and described power conversion module comprises in the mainboard power conversion 2 in the power conversion 1 and mainboard, represents that main operating voltage carried out twice conversion.
When the RRU operate as normal, power module produces power amplifier and mainboard (comprising power conversion 1 in processor, interface FPGA, voltage detecting warning circuit, the mainboard, the interior power conversion 2 of mainboard) the required operating voltage of work, operating voltage one tunnel is used for the grid voltage power supply of power amplifier to power amplifier module, another road is converted to the 5V bus power source by a power conversion 1 on mainboard, produce the required various voltages of each chip of mainboard by the 5V bus power source by power conversion 2 again, give each chip power supply of mainboard that comprises interface FPGA.The processor of RRU mainboard arranges an alarm voltage threshold for the voltage detecting warning circuit, and this thresholding is defined as 70% of main operating voltage, and namely the power supply of main power source is reduced to 70% o'clock voltage detecting warning circuit output power fail warning signal of rated voltage.After main power voltage was reduced to the under-voltage point of power conversion 1 in the plate after a period of time again, the mainboard power down was closed.Voltage change process as shown in Figure 7; Wherein, 1. be the initial moment of mainboard power down, 2. the moment that produces for the power fail warning signal, 3. 4. the moment for closing power amplifier module and reporting power fail warning is the moment of mainboard power down.
Referring to Fig. 8, RRU power fail warning workflow comprises:
S801, RRU main power source begin power down;
S802, detect power down to 70% of supply voltage;
S803, voltage detecting warning circuit output power fail warning signal;
S804, FPGA close power amplifier module, and the warning information packing is reported;
S805, BBU receiving alarm information also report OMC;
S806, integrated circuit board power down, flow process finishes.
The under-voltage point of input voltage of power supply conversion 1 must be lower than the alarm electrical voltage point in the mainboard, and each chip of mainboard can also work on a period of time after the power fail warning signal produces like this.Voltage detecting warning circuit output power fail warning is given FPGA; FPGA closes power amplifier module at once; power amplifier module is quit work; closing of power amplifier module both protected power amplifier not to be damaged in the power down process; alleviate the load of main power source simultaneously, made the interior power supply conversion 1 of mainboard that the supply voltage of longer time can be provided.In addition, FPGA relevant warning information packing, reports BBU by the IR interface when receiving the power fail warning signal, and BBU reports OMC-R again, has so just realized reporting of RRU power fail warning information.
In sum, the embodiment of the invention provides a kind of communication equipment, carries out the capacity of the required storage capacitor of power fail warning information for reducing equipment, simplifies the design of power module; The present invention has reduced equipment cost, has improved equipment dependability, has reduced the volume of power module, and has reduced power fail warning and realized difficulty; And, avoided because the mistake alarm that the input power supply has thunderbolt, surge etc. to disturb to be produced.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (11)
1. a communication equipment is characterized in that, this equipment comprises:
Power module is for the main operating voltage that supply voltage is converted into equipment;
The power conversion module is connected with power module, is used for described main operating voltage is converted into the changing voltage that is lower than main operating voltage;
Functional module is connected with power module, is used for working under the driving of described main operating voltage;
The voltage detecting alarm module is connected with the power fail warning processing module with power module, is used for sending power fail warning information to the power fail warning processing module when power supply power-fail takes place;
The power fail warning processing module is connected with functional module with the power conversion module, is used under the driving of described changing voltage, working, and when receiving power fail warning information, shuts functional module, and report power fail warning information.
2. equipment as claimed in claim 1 is characterized in that, described voltage detecting alarm module is connected with the output of power module.
3. equipment as claimed in claim 2 is characterized in that, described voltage detecting alarm module comprises:
Detecting unit detects the main operating voltage that power module is exported;
Alarm Unit when the main operating voltage of power module output during less than the predeterminated voltage thresholding, sends power fail warning information to described power fail warning processing module.
4. equipment as claimed in claim 1 is characterized in that, the power fail warning processing module comprises:
Control unit when receiving power fail warning information, sends instruction to functional module, with shuts functional module;
Report the unit, when receiving power fail warning information, report power fail warning information.
5. equipment as claimed in claim 1 is characterized in that, described communication equipment is radio frequency remote unit RRU.
6. power fail warning method as the described communication equipment of the arbitrary claim of claim 1-5 is characterized in that this method comprises:
When the voltage detecting alarm module is determined power supply power-fail takes place, send power fail warning information to the power fail warning processing module;
The power fail warning processing module is according to described power fail warning information, shuts functional module, and report described power fail warning information.
7. method as claimed in claim 6 is characterized in that, the voltage detecting alarm module is determined power supply power-fail takes place, and comprising:
The voltage detecting alarm module detects the main operating voltage of power module output;
When the main operational voltage value of determining power module output during less than the predeterminated voltage thresholding, determine to take place power supply power-fail.
8. method as claimed in claim 7 is characterized in that, this method also comprises:
The size of the software set predeterminated voltage thresholding by described communication equipment is in advance perhaps set the size of predeterminated voltage thresholding in advance by the hardware parameter of described voltage detecting alarm module.
9. method as claimed in claim 7 is characterized in that, described predeterminated voltage thresholding is 70% of the rated output voltage of power module.
10. method as claimed in claim 6 is characterized in that, the power fail warning processing module reports power fail warning information, is to finish before main operating voltage in power module output drops to the under-voltage point of power conversion module.
11. method as claimed in claim 10 is characterized in that, described under-voltage point lacks 4V than the predeterminated voltage thresholding at least.
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| CN105092942A (en) * | 2014-05-06 | 2015-11-25 | 普天信息技术有限公司 | Power down alarm system |
| CN105515148A (en) * | 2015-12-03 | 2016-04-20 | 中国联合网络通信集团有限公司 | Radio remote unit, power-off alarm method and base station |
| CN107346604A (en) * | 2017-06-01 | 2017-11-14 | 重庆世纪之光科技实业有限公司 | Meter reading network and its intelligent electric meter and power fail warning monitoring method and device |
| CN107507405A (en) * | 2017-09-22 | 2017-12-22 | 烽火通信科技股份有限公司 | Reduce the method and system of power fail warning handling duration |
| CN107566138A (en) * | 2016-06-30 | 2018-01-09 | 中国电信股份有限公司 | The power fail warning method of wave-division device and wave-division device |
| CN108733191A (en) * | 2018-04-12 | 2018-11-02 | 烽火通信科技股份有限公司 | The detecting system and method for communication equipment power fail warning |
| CN110187737A (en) * | 2019-05-15 | 2019-08-30 | 杭州迪普科技股份有限公司 | Electric time sequence control device under a kind of board |
| CN110231508A (en) * | 2019-07-09 | 2019-09-13 | 和记奥普泰通信技术有限公司 | Packetizing OTN, PTN, IPRAN, SPN and PON device looses power alarm detection method |
| CN112531876A (en) * | 2020-11-26 | 2021-03-19 | 北京锐安科技有限公司 | Power-down alarm control circuit |
| CN113224835A (en) * | 2021-06-10 | 2021-08-06 | 浙江亿邦通信科技有限公司 | Power failure protection system of 5G gateway |
| CN113395177A (en) * | 2021-06-10 | 2021-09-14 | 浙江亿邦通信科技有限公司 | Power failure protection method for 5G gateway |
| CN113553280A (en) * | 2021-06-21 | 2021-10-26 | 上海机电工程研究所 | Based on I2C bus integrated electronic platform multi-module time-sharing power-on method and system |
| CN113899939A (en) * | 2021-12-10 | 2022-01-07 | 广东省新一代通信与网络创新研究院 | Power failure warning circuit and processing method for communication equipment and communication equipment |
| CN116963135A (en) * | 2023-09-20 | 2023-10-27 | 四川恒湾科技有限公司 | O-RU power failure alarm reporting method, device and system |
| CN117389789A (en) * | 2023-12-08 | 2024-01-12 | 四川恒湾科技有限公司 | Power-down information storage and reporting method and system for O-RU equipment |
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| CN107566138A (en) * | 2016-06-30 | 2018-01-09 | 中国电信股份有限公司 | The power fail warning method of wave-division device and wave-division device |
| CN107346604A (en) * | 2017-06-01 | 2017-11-14 | 重庆世纪之光科技实业有限公司 | Meter reading network and its intelligent electric meter and power fail warning monitoring method and device |
| CN107507405A (en) * | 2017-09-22 | 2017-12-22 | 烽火通信科技股份有限公司 | Reduce the method and system of power fail warning handling duration |
| CN108733191A (en) * | 2018-04-12 | 2018-11-02 | 烽火通信科技股份有限公司 | The detecting system and method for communication equipment power fail warning |
| CN110187737A (en) * | 2019-05-15 | 2019-08-30 | 杭州迪普科技股份有限公司 | Electric time sequence control device under a kind of board |
| CN110231508A (en) * | 2019-07-09 | 2019-09-13 | 和记奥普泰通信技术有限公司 | Packetizing OTN, PTN, IPRAN, SPN and PON device looses power alarm detection method |
| CN112531876A (en) * | 2020-11-26 | 2021-03-19 | 北京锐安科技有限公司 | Power-down alarm control circuit |
| CN113224835A (en) * | 2021-06-10 | 2021-08-06 | 浙江亿邦通信科技有限公司 | Power failure protection system of 5G gateway |
| CN113395177A (en) * | 2021-06-10 | 2021-09-14 | 浙江亿邦通信科技有限公司 | Power failure protection method for 5G gateway |
| CN113553280A (en) * | 2021-06-21 | 2021-10-26 | 上海机电工程研究所 | Based on I2C bus integrated electronic platform multi-module time-sharing power-on method and system |
| CN113899939A (en) * | 2021-12-10 | 2022-01-07 | 广东省新一代通信与网络创新研究院 | Power failure warning circuit and processing method for communication equipment and communication equipment |
| CN113899939B (en) * | 2021-12-10 | 2022-03-29 | 广东省新一代通信与网络创新研究院 | Power failure warning circuit and processing method for communication equipment and communication equipment |
| WO2023104196A1 (en) * | 2021-12-10 | 2023-06-15 | 广东省新一代通信与网络创新研究院 | Power failure alarm circuit for communication device, power failure alarm processing method for communication device, and communication device |
| CN116963135A (en) * | 2023-09-20 | 2023-10-27 | 四川恒湾科技有限公司 | O-RU power failure alarm reporting method, device and system |
| CN116963135B (en) * | 2023-09-20 | 2023-12-08 | 四川恒湾科技有限公司 | O-RU power failure alarm reporting method, device and system |
| CN117389789A (en) * | 2023-12-08 | 2024-01-12 | 四川恒湾科技有限公司 | Power-down information storage and reporting method and system for O-RU equipment |
| CN117389789B (en) * | 2023-12-08 | 2024-03-08 | 四川恒湾科技有限公司 | Power-down information storage and reporting method and system for O-RU equipment |
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