CN201118575Y - Optical terminal host dry hanging monitoring device for mobile communication - Google Patents
Optical terminal host dry hanging monitoring device for mobile communication Download PDFInfo
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- CN201118575Y CN201118575Y CNU2007201225101U CN200720122510U CN201118575Y CN 201118575 Y CN201118575 Y CN 201118575Y CN U2007201225101 U CNU2007201225101 U CN U2007201225101U CN 200720122510 U CN200720122510 U CN 200720122510U CN 201118575 Y CN201118575 Y CN 201118575Y
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Abstract
Disclosed is a mobile communication repeater master computer trunk amplification external monitoring device, consisting of a RF detection module and an external monitoring master computer which are connected for communication by a RS-485 bus. The RF detection module includes a standing wave radio detection circuit and a second coupler matched with the standing wave radio detection circuit; wherein the standing wave radio detection circuit includes a forward output power detection circuit, a backward output power detection circuit and an analog-digital conversion circuit. The external monitoring master computer comprises an environmental temperature detection circuit. A wireless remote RF module is a wireless MODEM. The external monitoring master computer is also provided with backup battery and a plurality of external monitoring slave computers; wherein the external monitoring slave computers have the same structure as the structure of the external monitoring master computer; every two of the master computer and the slave computers are connected by a RS-485 bus. The external monitoring device of the utility model can give an alarm and has the advantages of timely and accurate alarm, complete functions and wide application range; compared with the current repeater master computer trunk amplification external monitoring devices, the utility model is more novel, advanced and practical.
Description
[technical field]
The utility model relates to the supervising device of the communications field, especially relates to the dried circumscribed supervising device of putting of a kind of TD-SCDMA/WCDMA/CDMA/GSM Mobile communication direct base station main frame.
[background technology]
The dried remote control of putting of TD-SCDMA/WCDMA/CDMA/GSM Mobile communication direct base station main frame experienced grow out of nothing, a series of evolutions from wired to wireless.In order in time to obtain the dried operating state of putting of WCDMA/CDMA/GSM Mobile communication direct base station main frame, under unattended situation, can monitor in real time equipment; In order to guarantee when unusual situation appears in the equipment that detects, can in time fault message be transmitted to the management platform of Surveillance center by wireless data transmission device, make Surveillance center write down and to notify the keeper to carry out troubleshooting in time, loss is reduced to minimum, relevant manufacturer and work sutdy personnel there's no one who doesn't or isn't seek solution painstakingly." the dried external hanging type supervising device of putting in mobile communication repeater " by name, the patent No. held by Dongfang Xinlian Science-Technology Co., Ltd., Beijing are in the Chinese patent of " 200520000186.7 ", disclosed the dried external hanging type supervising device of putting in a kind of mobile communication repeater, it is made up of circuit and structure two parts, and structure comprises casing, panel, status indicator lamp, mains switch, RS-485 data-interface, SMA radio frequency interface, power interface, wireless remote radio-frequency communication interface; Circuit part includes: CDMA/GSM RF power sensing circuit, microcontroller circuit, serial EEPROM data storage circuit, 12BIT analog-digital converter circuit, RS-485 communicating circuit, condition indication circuit, AC power state detection circuit, DC power supply state detection circuit.Can uninterruptedly carry out the detection of operating state in 24 hours to detected equipment, when equipment breaks down, can be in time by wireless data transfer module alarm signal be transferred to the network management center software platform of far-end, the line item of going forward side by side waits for that the keeper solves.The dried plug-in supervising device of putting in this mobile communication repeater can solve certain problem, such as the real-time detection of up-downgoing power output, and function such as warning automatically.Yet, only know that these all still are not enough, when the degree of coupling of repeater power output between antenna is very low, emission of radio frequency signals is gone out just very little, cause the repeater cisco unity malfunction or do not reach effect, or under the situation of having broken to the link of antenna, the external hanging type supervising device can not judged, and the down output power demonstration is normal, can mislead operator or attendant and judge that the repeater is an operate as normal; Simultaneously, since the repeater need be in certain temperature range can operate as normal, if therefore bigger variation has taken place the temperature of operational environment, the repeater may occur at abnormal operating state, but warning device but can not in time, accurately feed back this information; In addition, on the function of plug-in supervising device, the function of this plug-in supervising device is not sufficiently complete yet, and range of application also has limitation.
[utility model content]
The utility model is intended to overcome the defective of above-mentioned prior art, provides a kind of repeater main frame of reporting to the police timely, accurate and multiple functional, complete the dried external hanging type supervising device of putting.
For achieving the above object, technical scheme provided by the utility model is:
The dried external hanging type supervising device of putting of a kind of Mobile communication direct base station main frame comprises radio frequency detection module and plug-in monitoring host computer two parts,
The radio frequency detection module comprises: a MCU, and an end of ouput power detection circuit connects a MCU, and the other end connects first coupler, and an end of first coupler connects the cloudy head of N type, and the RS-485 bus also is connected on the MCU first;
Plug-in monitoring host computer comprises: cabinet, RS-485 bus, FLASH, EEPROM, SRAM, toggle switch, AC power testing circuit, DC power supply testing circuit place in the cabinet and are connected with the 2nd MCU in the cabinet, the end of RS-232 connects the 2nd MCU one end and connects the wireless remote radio-frequency module, the other end of wireless remote radio-frequency module connects the sub-miniature A connector that places on the cabinet casing, and cabinet is provided with the communication indicator light of warning usefulness;
Radio frequency detection module and plug-in monitoring host computer two parts RS-485 bus by separately interconnects communicates by letter,
It is characterized in that: described radio frequency detection module also comprises the standing-wave ratio testing circuit and joins the second suitable coupler with it, a MCU, standing-wave ratio testing circuit, second coupler, and the series connection successively of N type sun head, second coupler connects first coupler.
Described standing-wave ratio testing circuit comprises forward ouput power detection circuit and reverse ouput power detection circuit and analog to digital conversion circuit.
In the technical program, owing to increased the standing-wave ratio testing circuit, so under the situation of having broken when the degree of coupling of repeater power output between antenna is very low or to the link of antenna, the external hanging type supervising device can accurately be known fault and warning in time.
As a kind of optimal technical scheme, also comprise ambient temperature detection circuit in the described plug-in monitoring host computer, this ambient temperature connecting circuit is connected with the 2nd MCU; Wherein said ambient temperature detection circuit comprises ambient temperature detector and analog to digital conversion circuit.
In the technical program, ambient temperature detection circuit can judge whether the operating ambient temperature of repeater is normal.
Further, described wireless remote radio-frequency module is a wireless modem; Also be provided with backup battery on the described plug-in monitoring host computer; Also have additional some plug-in monitoring slaves on the described plug-in monitoring host computer, plug-in monitoring slave is identical with plug-in monitoring host computer structure, and main frame is connected by the RS-485 bus between any two with slave.
Wireless modem can make this external hanging type supervising device can increase BSIC, BCCH FREQ, RXLEV and the cdma wireless environmental parameter of gsm wireless environmental parameter and maximum six adjacent areas, working power when backup battery can provide power down, set up plug-in monitoring slave, the function of this external hanging type supervising device that these are all perfect.
In sum, the utility model not only can report to the police and report to the police in time, accurately, and is simultaneously multiple functional, complete, applied range, and dried to put the external hanging type supervising device novel more, progressive and practical for the employed repeater of colleague main frame at present.
[description of drawings]
Fig. 1 is the utility model and the dried connection diagram of putting of repeater main frame;
Fig. 2 is the internal structure block diagram of the utility model radio frequency detection module;
Fig. 3 is the internal structure block diagram of the plug-in monitoring host computer of the utility model;
Fig. 4 is the plug-in monitoring host computer cabinet of a utility model outside lead schematic diagram;
The view that Fig. 5 uses for the utility model.
[embodiment]
The purpose of this utility model is to provide a kind of repeater main frame of reporting to the police timely, accurate and multiple functional, complete the dried external hanging type supervising device of putting.
Below in conjunction with specific embodiment and accompanying drawing in detail the utility model is described in detail.
Fig. 1 is the utility model and the dried connection diagram of putting of repeater main frame, as shown in the figure, the dried external hanging type supervising device of putting of a kind of Mobile communication direct base station main frame that part in Fig. 1 in the frame of broken lines provides for the utility model, comprise plug-in monitoring host computer and radio frequency detection module two parts, these two parts interconnect communication by RS-485 bus separately.Fig. 1 illustrates mainly that repeater main frame/dried puts 1, radio frequency detection module 2, external hanging type monitoring host computer/slave 4 and antenna 3 residing position and annexations.Wherein radio frequency detection module 2 is serially connected on Mobile communication direct base station main frame/dried cable of putting between 1 descending output port and the antenna 35, and radio frequency detection module 2 is connected communication with plug-in monitoring host computer/slave 4 usefulness RS-485 buses 11; Among the figure 12 is Mobile communication direct base station/dried input signal port of putting, and also is incoming end usually.
As shown in Figure 2, radio frequency detection module of the present utility model comprises: a MCU, and an end of ouput power detection circuit connects a MCU, and the other end connects first coupler, and an end of first coupler connects the cloudy head of N type, and the RS-485 bus also is connected on the MCU; Wherein said radio frequency detection module also comprises the standing-wave ratio testing circuit and joins the second suitable coupler with it, a MCU, standing-wave ratio testing circuit, second coupler, and the series connection successively of N type sun head, second coupler connects first coupler; Described standing-wave ratio testing circuit comprises forward ouput power detection circuit and reverse ouput power detection circuit.
In the radio frequency detection module, a MCU is the microprocessor of the whole module of control and management, and N type sun head is connected with second, first coupler respectively with the cloudy head of N type, and major function is to connect the radiofrequency signal that repeater main frame output comes.In the present embodiment, first, second coupler is a directional coupler, and major function is to be coupled out certain radiofrequency signal to deliver to standing-wave ratio testing circuit and ouput power detection circuit respectively from the radiofrequency signal link.The standing-wave ratio testing circuit comprises forward ouput power detection circuit, reverse ouput power detection circuit and analog to digital conversion circuit, forward and reverse testing circuit is by detecting the radiofrequency signal that second coupler is coupled out, and a numerical value that detects converts a certain proportion of magnitude of voltage to, be fed to the analog to digital conversion circuit in the standing-wave ratio testing circuit, data after the conversion are delivered to a MCU, and a MCU goes out the size of standing-wave ratio by the numerical computations of the positive and negative power output collected.Ouput power detection circuit also is to convert a certain proportion of magnitude of voltage to by the radiofrequency signal that first coupler is coupled out, and is fed to the analog to digital conversion circuit in the ouput power detection circuit, and the data after the conversion are delivered to a MCU equally.The data transaction of a MCU in the total line traffic control radio frequency of the RS-485 detection module becomes the communication that links to each other with plug-in monitoring host computer of RS-485 bus data.
As shown in Figure 3, plug-in monitoring host computer of the present utility model comprises: cabinet, RS-485 bus, FLASH, EEPROM, SRAM, toggle switch, AC power testing circuit, DC power supply testing circuit place in the cabinet and are connected with the 2nd MCU in the cabinet, the end of RS-232 connects the 2nd MCU one end and connects the wireless remote radio-frequency module, the other end of wireless remote radio-frequency module connects the sub-miniature A connector that places on the cabinet casing, and cabinet is provided with the communication indicator light of warning usefulness; Also comprise ambient temperature detection circuit in the wherein plug-in monitoring host computer, this ambient temperature connecting circuit is connected with the 2nd MCU; Ambient temperature detection circuit comprises ambient temperature detector and analog to digital conversion circuit; Wherein the wireless remote radio-frequency module is a wireless modem.
In plug-in monitoring host computer, the 2nd MCU is the same with the effect of a MCU, is the microprocessor of the whole device of control and management, comprises the microprocessor of framework core series such as C51, ARM.FLASH can be the arbitrary FLASH in the series such as NAND FLASH, NORFLASH, DATAFLASH, and its main effect is the program of storage the 2nd MCU operation.Data when SRAM mainly is storage the 2nd MCU operation.Two RS-485 buses directly link to each other with the 2nd MCU, major function is the TTL or the CMOS level of RS-485 level conversion one-tenth and the 2nd MCU level match, wherein, RS-485 bus is connected with RS-485 bus in the radio frequency detection module, being connected from plug-in supervising device of another one RS-485 bus control chip and other.The AC power testing circuit comprises to exchange changes DC circuit, dc voltage filtering circuit, analog to digital conversion circuit, the data/address bus of D/A converting circuit links to each other with the 2nd MCU, during circuit working, ac conversion circuit at first converts alternating voltage to direct voltage according to certain ratio, after analog to digital conversion circuit obtains data by the collection direct voltage, the data that obtain are delivered to above the data/address bus that is connected with the 2nd MCU, given the 2nd MCU by data/address bus.The DC power supply testing circuit mainly comprises dc voltage filtering circuit and analog to digital conversion circuit, and the data/address bus of analog to digital conversion circuit directly links to each other with the 2nd MCU.Ambient temperature detection circuit comprises ambient temperature detector and analog to digital conversion circuit, during work, the ambient temperature monitor can become certain magnitude of voltage to temperature transition according to certain ratio, after analog to digital conversion circuit was gathered this magnitude of voltage, the temperature data that obtains was delivered to the data/address bus that is connected with the 2nd MCU and is got on.EEPROM preserves in the plug-in supervising device running data that some need to revise, power down need be preserved.Toggle switch mainly is the input of parameter of the plug-in supervising device equipment of control and the state of the 2nd MCU program running, also comprises the geocoding that plug-in supervising device is set.RS-232 is a level shifting circuit, the TTL/CMOS level end of RS-232 circuit and the data/address bus of the 2nd MCU are connected, the RS-232 data port of an other end and wireless modem is connected, and major function is the RS-232 level conversion becomes and MCU mates TTL or the CMOS level that the conversion wireless modem sends.The antenna opening of wireless modem is connected to sub-miniature A connector on the wall of computer case by radio frequency cable, major function is wireless data transmission and test wireless field density, such as gsm wireless environmental parameter: LAC, CI, BSIC, BCCH FREQ, RXLEV, RXQUAL, the BSIC of TA and maximum six adjacent areas, BCCH FREQ, RXLEV and cdma wireless environmental parameter: Channel Number, SID, NID, Pilot PN Offset, Base Station ID, Ec/Io, Rx power, Tx power, TX-Voc-Rate, Rx-Voc-Rate, FER, Active PN Count.
In the utility model, owing in the radio frequency detection module, increased the standing-wave ratio testing circuit, in the external hanging type monitoring host computer, increased ambient temperature detection circuit, so put under the situation that the degree of coupling of power output between antenna broken when very low or to the link of antenna at repeater main frame/dried, and the temperature of repeater main frame/dried operational environment of putting is when changing, and the external hanging type supervising device can accurately be known fault and in time report to the police.
Also be provided with backup battery on the described plug-in monitoring host computer simultaneously, the working power when it can provide power down guarantees repeater main frame/dried operate as normal of putting.
As shown in Figure 4, establish 220V AC power input port 6, power supply indicator 7, sub-miniature A connector 8, main-machine communication indicator light 9 and DB9 joint 10 on the cabinet of plug-in monitoring host computer, the antenna of sub-miniature A connector 8 external wireless modems, in connect wireless modem, DB9 joint 10 connects the data wire of the total line traffic control of RS-485 of radio frequency detection modules and plug-in monitoring slave.
In the utility model, plug-in monitoring equipment can be for one or more, as shown in Figure 5, first generally all is to use as main frame, remaining is to use as slave, all be to be connected by RS-485 bus 11 between main frame and the slave, each slave all has independent geocoding, and a main frame can be with 31 slaves at most.
Above-described only is the utility model preferred implementation, and it describes comparatively concrete and detailed, can not therefore be interpreted as the restriction to the utility model claim.Should be understood that; for the person of ordinary skill of the art; under the prerequisite that does not break away from the utility model design; in the scope of technical solutions of the utility model; utilize the technology contents of above-mentioned announcement to make some changes or be modified to the equivalent embodiment of equivalent variations, these all belong to protection range of the present utility model.
Claims (7)
1, the dried external hanging type supervising device of putting of a kind of Mobile communication direct base station main frame comprises radio frequency detection module and plug-in monitoring host computer two parts,
The radio frequency detection module comprises: a MCU, and an end of ouput power detection circuit connects a MCU, and the other end connects first coupler, and an end of first coupler connects the cloudy head of N type, and the RS-485 bus also is connected on the MCU;
Plug-in monitoring host computer comprises: cabinet, RS-485 bus, FLASH, EEPROM, SRAM, toggle switch, AC power testing circuit, DC power supply testing circuit place in the cabinet and are connected with the 2nd MCU in the cabinet, the end of RS-232 connects the 2nd MCU one end and connects the wireless remote radio-frequency module, the other end of wireless remote radio-frequency module connects the sub-miniature A connector that places on the cabinet casing, and cabinet is provided with the communication indicator light of warning usefulness;
Radio frequency detection module and plug-in monitoring host computer two parts RS-485 bus by separately interconnects communicates by letter,
It is characterized in that: described radio frequency detection module also comprises the standing-wave ratio testing circuit and joins the second suitable coupler with it, a MCU, standing-wave ratio testing circuit, second coupler, and the series connection successively of N type sun head, second coupler connects first coupler.
2, the dried external hanging type supervising device of putting of Mobile communication direct base station main frame according to claim 1 is characterized in that: described standing-wave ratio testing circuit comprises forward ouput power detection circuit and reverse ouput power detection circuit and analog to digital conversion circuit.
3, the dried external hanging type supervising device of putting of Mobile communication direct base station main frame according to claim 1 and 2, it is characterized in that: also comprise ambient temperature detection circuit in the described plug-in monitoring host computer, this ambient temperature connecting circuit is connected with the 2nd MCU.
4, the dried external hanging type supervising device of putting of Mobile communication direct base station main frame according to claim 3, it is characterized in that: described ambient temperature detection circuit comprises ambient temperature detector and analog to digital conversion circuit.
5, according to claim 1,2, the dried external hanging type supervising device of putting of 4 arbitrary described Mobile communication direct base station main frames, it is characterized in that: described wireless remote radio-frequency module is a wireless modem.
6, the dried external hanging type supervising device of putting of Mobile communication direct base station main frame according to claim 5 is characterized in that: also be provided with backup battery on the described plug-in monitoring host computer.
7, the dried external hanging type supervising device of putting of Mobile communication direct base station main frame according to claim 6, it is characterized in that: also have additional some plug-in monitoring slaves on the described plug-in monitoring host computer, plug-in monitoring slave is identical with plug-in monitoring host computer structure, and main frame is connected by the RS-485 bus between any two with slave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201225101U CN201118575Y (en) | 2007-08-27 | 2007-08-27 | Optical terminal host dry hanging monitoring device for mobile communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201225101U CN201118575Y (en) | 2007-08-27 | 2007-08-27 | Optical terminal host dry hanging monitoring device for mobile communication |
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| Publication Number | Publication Date |
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| CN201118575Y true CN201118575Y (en) | 2008-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201225101U Expired - Fee Related CN201118575Y (en) | 2007-08-27 | 2007-08-27 | Optical terminal host dry hanging monitoring device for mobile communication |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014114171A1 (en) * | 2013-01-25 | 2014-07-31 | 大唐移动通信设备有限公司 | Temperature detection method and device for radio remote unit |
| CN105388371A (en) * | 2015-10-20 | 2016-03-09 | 北京中科飞鸿科技有限公司 | SCM standing-wave ratio monitoring circuit applied to power amplifier |
| CN109412540A (en) * | 2018-10-19 | 2019-03-01 | 成都中科天御通信技术有限公司 | A kind of wideband power amplifer |
| CN111901444A (en) * | 2020-09-01 | 2020-11-06 | 莱盟通信科技(上海)有限公司 | Repeater monitoring device based on broadband IP (Internet protocol) backhaul |
-
2007
- 2007-08-27 CN CNU2007201225101U patent/CN201118575Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014114171A1 (en) * | 2013-01-25 | 2014-07-31 | 大唐移动通信设备有限公司 | Temperature detection method and device for radio remote unit |
| US10185334B2 (en) | 2013-01-25 | 2019-01-22 | Datang Mobile Communications Equipment Co., Ltd. | Method and device for detecting temperature of radio remote unit |
| CN105388371A (en) * | 2015-10-20 | 2016-03-09 | 北京中科飞鸿科技有限公司 | SCM standing-wave ratio monitoring circuit applied to power amplifier |
| CN109412540A (en) * | 2018-10-19 | 2019-03-01 | 成都中科天御通信技术有限公司 | A kind of wideband power amplifer |
| CN111901444A (en) * | 2020-09-01 | 2020-11-06 | 莱盟通信科技(上海)有限公司 | Repeater monitoring device based on broadband IP (Internet protocol) backhaul |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20080917 Termination date: 20100827 |