CN103297994A - Method and device for debugging remote radio stations - Google Patents
Method and device for debugging remote radio stations Download PDFInfo
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- CN103297994A CN103297994A CN2012100483313A CN201210048331A CN103297994A CN 103297994 A CN103297994 A CN 103297994A CN 2012100483313 A CN2012100483313 A CN 2012100483313A CN 201210048331 A CN201210048331 A CN 201210048331A CN 103297994 A CN103297994 A CN 103297994A
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Abstract
The invention discloses a method for debugging remote radio stations. The method comprises the following steps: a. reducing service data transmission quantity of standard interfaces (IR interfaces), b. confirming the data flow of debug data, c. transmitting the data flow of the debug data in an idle uplink IR bandwidth. The invention further discloses a device for debugging the remote radio stations. The method and device for debugging the remote radio stations is suitable for mass data and capable of saving resources.
Description
Technical field
The present invention relates to communication technical field, more specifically, relate to a kind of method and apparatus of debugging radio frequency remote base station.
Background technology
In the radio frequency remote base station, this base station is divided into Remote Radio Unit (RRU) and baseband processing unit (BBU), and both are connected with optical fiber by open standard interface (IR interface).RRU realizes radio frequency, intermediate frequency process and IR interface protocol, and the processing of mass data, exchange and control etc.
Need at present to use the testing equipment-Remote Radio Unit (Master) of special analog BBU to the survey of transferring of radio frequency remote base station.Test to uplink comprises that from the data of antenna opening input signal source in analog BBU equipment, analyze the input data by analog BBU by Optical Fiber Transmission for each module of process RRU; Test to downlink comprises by analog BBU transmission downlink data, gives RRU through Optical Fiber Transmission, handles in antenna opening by apparatus measures and analysis through RRU.Yet the method needs extra accent testing equipment, test process more complicated.
In addition, can also be in the piling of RRU internal curing data or output.In the broadband data source of RRU inside solidification single-tone data or quarternary phase-shift keying (QPSK) signal (QPSK), export post analysis by the apparatus measures analysis or after with the tune-up data buffer memory by the CUP interface in antenna opening.This method is better simply test, and the buffer memory that need expend device is not suitable for checking of mass data for debugging.
Can also test the radio frequency remote base station by the mode of optical fiber loopback.Utilize the working method of the up-downgoing channel time-sharing multiplexing of RRU, at optical fiber place looper, send detection signal by signal source in a subframe/time slot, treated and be looped back to the emission path of radio frequency unit.Judge by detecting looping back data whether up-downgoing data path and Operation and Maintenance path be normal among the RRU.Said method only limits to certain sub-frame of uplink and certain descending sub frame amount, and need exchange the aerial position of both sides in the loopback path and buffer memory adjustment delivery time, needs extra buffer memory and complicated control logic.
As can be known, there is complexity in prior art debugging radio frequency remote base station, is not suitable for mass data and takies the problem that needs extra resource on total.
Summary of the invention
The embodiment of the invention proposes a kind of method of debugging radio frequency remote base station, and is simple, be suitable for mass data and save resource.
The embodiment of the invention also proposes a kind of device of debugging radio frequency remote base station, and is simple, be suitable for mass data and save resource.
The technical scheme of the embodiment of the invention is as follows:
A kind of method of debugging radio frequency remote base station, this method comprises:
The business data transmission amount of interface IR interface debases the standard;
Determine the data flow of tune-up data;
Transmit the data flow of described tune-up data in the up IR bandwidth of free time.
Described tune-up data comprises: the up-downgoing initial data, insert to handle in PRACH data, configuration parameter, the intermediate frequency tune-up data one or more at random.
The data flow of described definite tune-up data comprises:
Determine number of antennas to be measured by cell capacity;
Determine the data flow of antenna to be measured and tune-up data.
Describedly determine that by cell capacity number of antennas to be measured comprises:
Determine uplink business data bandwidth Q2 by cell capacity;
Number of antennas N to be measured equals the difference of maximum effective bandwidth Q1 and Q2 divided by the smallest positive integral of individual antenna bandwidth.
A kind of device of debugging radio frequency remote base station, described device comprises:
Compression module is for reducing the business data transmission amount of standard interface IR interface;
Tune-up data stream is selected module, is used for the data flow of tune-up data;
Transport module is used for the data flow at the described tune-up data of up IR bandwidth transmission of free time.
Described tune-up data stream selects module to comprise:
Computing unit is determined number of antennas to be measured by cell capacity;
Control unit is determined the data flow of antenna to be measured and tune-up data.
Described computing unit is further used for, and determines uplink business data bandwidth Q2 by cell capacity; Number of antennas N to be measured equals the difference of maximum effective bandwidth Q1 and Q2 divided by the smallest positive integral of individual antenna bandwidth.
From technique scheme, as can be seen, in embodiments of the present invention, at first reduce the business data transmission amount of IR interface, so just have remaining bandwidth can transmit tune-up data; After determining the data flow of tune-up data, transmit the data flow of described tune-up data in the up IR bandwidth of free time.Up IR bandwidth in the free time is transmitted tune-up data, directly need to select module and the antenna of debugging as required, is not only applicable to a large amount of tune-up datas, is used for the required extra resource of debugging and saved.
Description of drawings
Fig. 1 is the method flow schematic diagram of embodiment of the invention debugging radio frequency remote base station;
Fig. 2 is the data flow diagram of embodiment of the invention debugging radio frequency remote base station;
Fig. 3 is the apparatus structure schematic diagram of embodiment of the invention debugging radio frequency remote base station.
Embodiment
For making the purpose, technical solutions and advantages of the present invention express clearlyer, the present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
In embodiments of the present invention, utilize to be reduced in IR business data transmission amount at the IR interface, and then on the comparable bandwidths basis, the IR bandwidth of up free time is used for the data flow of real-time Transmission tune-up data.Utilize the IR interface of existing transport service, extra buffer memory cost and interface exploitation are not paid in the output of tune-up data.For the BBU side, also receive tune-up data when can utilize the IR data of BBU to receive business datum, utilize the DDR real-time storage a large number of services data of BBU and tune-up data etc., the processing of tune-up data is not paid the cost of additional buffered and interface.Therefore, be not only applicable to a large amount of tune-up datas, be used for the required extra resource of debugging and saved.
Realizing Base-Band Processing at RRU, is that the antenna data with frequency domain transmits between RRU and BBU by the IR interface.The data of IR interface transmission change frequency domain data into by original time domain data, and data bandwidth reduces more, and after adopting the frequency domain bandwidth compress technique, the shared bandwidth of IR business datum is further reduced.In Long Term Evolution (LTE) system, when moving on to the RRU realization on the part Base-Band Processing, the RRU treating capacity increases, the handling process complexity, processing apparatus resource anxiety, the power consumption of RRU is strict, and the construction cycle shortens, so efficient directly perceived and to take the few adjustment method of extra resource cost extremely important.
Present accent method of testing to RRU is the method for testing to the RRU integral passage, and the intermediate data that RRU handles is not all exported debugging method.And present accent method of testing all can not be exported various actual debug data in real time.
Under the technical background that IR bandwidth reduction and bandwidth of a device improve gradually, the present invention adopts IR bandwidth debugging radio frequency remote base station, specifically referring to accompanying drawing 1.
The business data transmission amount of step 101, the interface IR interface that debases the standard.
Utilize prior art compression IR bandwidth, thereby reach the purpose of the business data transmission amount that reduces the IR interface.The maximum effective bandwidth of standard IR is designated as Q1, and Q1=30720*8 antenna * 30bit/1ms has the bandwidth of 30720*8*2bit/1ms to be taken by control word in addition.Wherein, 30720 among the Q1 represents the sampled point number of each antenna in the 1ms, amounts to 8 antenna datas and needs transmission, and the bandwidth of each sampled point is 30bit among the 1ms.Compression back IR bandwidth uplink business data bandwidth is designated as Q2.Q3 is idle bandwidth, Q3=Q1-Q2.Handle the tune-up data that all has big bandwidth to be used for transmission RRU under the situation of 20M, 10M, 5M residential quarter and arbitrary networking at RRU and give BBU or other integrated circuit boards.
The data flow of step 102, definite debugging.
Determine number of antennas to be measured by cell capacity, determine the data flow of antenna to be measured and tune-up data.
Determine number of antennas to be measured by cell capacity, particularly: by the true Q2 of cell capacity; Then, number of antennas N to be measured equals the difference of Q1 and Q2 divided by the smallest positive integral of individual antenna bandwidth.The capacity of 20M, 10M, 5M residential quarter is determined Q2, further determines number of antennas to be measured.Debug according to antenna and module that concrete needs are selected to suspect fault.
The data flow of debugging is not limited only to, and the up-downgoing initial data, insert to handle in (PRACH), configuration parameter, the intermediate frequency tune-up data one or more at random.
Referring to accompanying drawing 2, comprising:
Digital Down Converter Module (DDC) 202: be used for digital signal is carried out down-conversion.
Fast Fourier transform module (FFT) 203 is used for the signal of receiving is carried out fast Fourier transform.
Up IR interface module (UL_IR) 204 is used for being connected transmit ascending data with BBU.
Tune-up data stream is selected module (MUX) 206, is used for selecting the data flow of tune-up data.
Crest factor reduce digital pre-distortion module (CFR DPD) 207, be used for realizing that crest factor reduces and digital pre-distortion.
Digital Up Convert module (DUC) 208 is used for digital signal is carried out up-conversion.
Contrary fast fourier transform module (IFFT) 209 is used for the signal of receiving is carried out inverse fast fourier transform.
Descending IR interface module (DL_IR) 210 is used for being connected transmitting downlink data with BBU.
Wherein solid line represents business data flow, and dotted line represents the data flow of tune-up data.Indicate digital dotted line and represent 6 kinds of data flow that can be used as tune-up data, they are inputs that tune-up data stream is selected module, and the dotted line data flow of mark numeral is represented the output of tune-up data selection module, namely is final tune-up data.
Dotted line 1 representative is from the tune-up data of parameter register 205 outputs; Dotted line 2 representative from CFR the tune-up data of DPD207 output; Dotted line 3 representatives are from the tune-up data of DUC208 output; Dotted line 4 representatives are from the tune-up data of IFFT209 output; Dotted line 5 representatives are from the tune-up data of DDC202 output; Dotted line 6 representatives are from the tune-up data of parch module 201 outputs.
Transmit the data flow of described tune-up data in the up IR bandwidth of free time.
Are apparatus structure schematic diagrames of debugging radio frequency remote base station referring to accompanying drawing 3, specifically comprise:
Tune-up data stream is selected module 302, is used for the data flow of tune-up data.Tune-up data stream selects module 302 to comprise:
Computing unit is determined number of antennas to be measured by cell capacity; Be further used for, determine uplink business data bandwidth Q2 by cell capacity; Number of antennas N to be measured equals the difference of maximum effective bandwidth Q1 and Q2 divided by the smallest positive integral of individual antenna bandwidth.
Control unit is determined the data flow of antenna to be measured and tune-up data.
Describe technical scheme of the present invention in detail below in conjunction with specific embodiment.
When handling 1 20M residential quarter, 14 symbol * of Q2=1200 subcarrier *, 8 antenna * 24bit/1ms, the 20M frequency domain data after wherein handling through FFT comprises 1200 subcarriers, 14 symbols are the fixing data volumes of LTE agreement.The 20M residential quarter amounts to 8 antenna work, and the bandwidth of each antenna is 24bit/1ms.
Idle IR bandwidth is Q3=Q1-Q2=2048*14*4.8214*30bit/1ms, one of them antenna occupied bandwidth is 2018*14*1*20, number of antennas N to be measured equals 4, and idle bandwidth can transmit up original antenna data and some parameters confession BBU inventory analysis of 4 antennas in this case.
A1, radio frequency remote base station normal process business.
A2, if find radio frequency remote base station cisco unity malfunction, need then to determine the debugging radio frequency remote base station.
Which residential quarter A3, selection tune-up data are derived from, 000 expression 20M residential quarter, 001 first 10M residential quarter of expression, second 10M residential quarter of 010 expression, 011 first 5M residential quarter of expression, the 3rd 5M residential quarter of 101 expressions, second 5M residential quarter of 100 expressions, the 4th 5M residential quarter of 110 expressions.
A4, rule of thumb in 6 tune-up datas, select tune-up data, the different module of different tune-up datas representative debugging.For example can select tune-up data 3 or select tune-up data 5.
A5, the antenna data amount of selecting to debug are 4 antennas, select 4 antennas as test antenna in 8 antennas; If these selected 4 antennas are without any unusually, module is also without any unusually; Can in debugging next time, select identical tune-up data, test and select other four antennas.
The data flow of A6, test data is input in the MUX module, and the MUX module sends to the UL_IR module with the tune-up data of selecting, and the UL_IR module sends regular traffic data and tune-up data packing.The other end at the radio frequency remote base station just can receive tune-up data like this, resolves this tune-up data and just can know which concrete in radio frequency remote base station module or antenna cisco unity malfunction.
Embodiment two
When handling 2 10M residential quarters, 14 symbol * of Q2=1200 subcarrier *, 8 antenna * 24bit/1ms, idle IR bandwidth is Q3=Q1-Q2=2048*14*4.8214*30bit/1ms, number of antennas N to be measured equals 4.Idle bandwidth can transmit an original antenna data BBU of the 10M cell uplink inventory analysis of 8 antennas in this case.
B1, radio frequency remote base station normal process business.
B2, if find radio frequency remote base station cisco unity malfunction, need then to determine the debugging radio frequency remote base station.
Which residential quarter B3, selection tune-up data are derived from, 000 expression 20M residential quarter, 001 first 10M residential quarter of expression, second 10M residential quarter of 010 expression, 011 first 5M residential quarter of expression, the 3rd 5M residential quarter of 101 expressions, second 5M residential quarter of 100 expressions, the 4th 5M residential quarter of 110 expressions.
B4, rule of thumb in 6 tune-up datas, select tune-up data, the different module of different tune-up datas representative debugging.For example can select tune-up data 3 or select tune-up data 5.
B5, the antenna data amount of selecting to debug are 4 antennas, select 4 antennas as test antenna in 8 antennas; If these selected 4 antennas are without any unusually, module is also without any unusually; Can in debugging next time, select identical tune-up data, test and select other four antennas.
The data flow of B6, test data is input in the MUX module, and the MUX module sends to the UL_IR module with the tune-up data of selecting, and the UL_IR module sends regular traffic data and tune-up data packing.The other end at the radio frequency remote base station just can receive tune-up data like this, resolves this tune-up data and just can know which concrete in radio frequency remote base station module or antenna cisco unity malfunction.
Embodiment three
When handling 4 5M residential quarters, or when 2 5M residential quarters and 1 10M residential quarter, 14 symbol * of Q2=1200 subcarrier *, 8 antenna * 24bit/1ms, idle IR bandwidth is Q3=Q1-Q2=2048*14*4.8214*30bit/1ms.Idle bandwidth can transmit an original antenna data of 10M cell uplink of 8 antennas or the up original antenna data of 1 5M residential quarter 8 antenna in this case.
C1, radio frequency remote base station normal process business.
C2, if find radio frequency remote base station cisco unity malfunction, need then to determine the debugging radio frequency remote base station.
Which residential quarter C3, selection tune-up data are derived from, 000 expression 20M residential quarter, 001 first 10M residential quarter of expression, second 10M residential quarter of 010 expression, 011 first 5M residential quarter of expression, the 3rd 5M residential quarter of 101 expressions, second 5M residential quarter of 100 expressions, the 4th 5M residential quarter of 110 expressions.
C4, rule of thumb in 6 tune-up datas, select tune-up data, the different module of different tune-up datas representative debugging.For example can select tune-up data 3 or select tune-up data 5.
C5, the antenna data amount of selecting to debug are 4 antennas, select 4 antennas as test antenna in 8 antennas; If these selected 4 antennas are without any unusually, module is also without any unusually; Can in debugging next time, select identical tune-up data, test and select other four antennas.
The data flow of C6, test data is input in the MUX module, and the MUX module sends to the UL_IR module with the tune-up data of selecting, and the UL_IR module sends regular traffic data and tune-up data packing.The other end at the radio frequency remote base station just can receive tune-up data like this, resolves this tune-up data and just can know which concrete in radio frequency remote base station module or antenna cisco unity malfunction.
Embodiment four
If RRU has the additional buffered can the descending tune-up data of buffer memory part, descending tune-up data (descending time domain data) is in the descending sub frame transmission, and such 8 antenna datas can not influence the transmission of uplink business data in the idle bandwidth transmission.
If RRU does not have additional buffered to be used to adjust the delivery time of descending tune-up data, the transmission period of up frequency domain data and the transmission period of descending time domain have one section overlapping, can under above-mentioned 3 arrangements, utilize idle bandwidth to pass the tune-up data amount and be respectively the descending original antenna data of 4 antennas of 20M residential quarter, the descending original antenna data of 8 antennas of 10M residential quarter, the descending original antenna data of 5M residential quarter 8 antennas.
D1, radio frequency remote base station normal process business.
D2, if find radio frequency remote base station cisco unity malfunction, need then to determine the debugging radio frequency remote base station.
Which residential quarter D3, selection tune-up data are derived from, 000 expression 20M residential quarter, 001 first 10M residential quarter of expression, second 10M residential quarter of 010 expression, 011 first 5M residential quarter of expression, the 3rd 5M residential quarter of 101 expressions, second 5M residential quarter of 100 expressions, the 4th 5M residential quarter of 110 expressions.
D4, rule of thumb in 6 tune-up datas, select tune-up data, the different module of different tune-up datas representative debugging.For example can select tune-up data 4.
D5, according to the antenna data amount that Q2 determines debugging, in 8 antennas, select antenna as test antenna.
The data flow of D6, test data is input in the MUX module, and the MUX module sends to the UL_IR module with the tune-up data of selecting, and the UL_IR module sends regular traffic data and tune-up data packing.The other end at the radio frequency remote base station just can receive tune-up data like this, resolves this tune-up data and just can know which concrete in radio frequency remote base station module or antenna cisco unity malfunction.
Embodiment five
The part algorithm process of PRACH or whole algorithm process may all move on to RRU and handle, and the debugging that PRACH handles also can be transferred to BBU storage output by the up idle bandwidth of IR.
E1, radio frequency remote base station normal process business.
E2, if find radio frequency remote base station cisco unity malfunction, need then to determine the debugging radio frequency remote base station.
Which residential quarter E3, selection tune-up data are derived from, 000 expression 20M residential quarter, 001 first 10M residential quarter of expression, second 10M residential quarter of 010 expression, 011 first 5M residential quarter of expression, the 3rd 5M residential quarter of 101 expressions, second 5M residential quarter of 100 expressions, the 4th 5M residential quarter of 110 expressions.
E4, rule of thumb in 6 tune-up datas, select tune-up data, the different module of different tune-up datas representative debugging.For example can select tune-up data 3 or select tune-up data 6.
E5, according to the antenna data amount that Q2 determines debugging, in 8 antennas, select antenna as test antenna.
The data flow of E6, test data is input in the MUX module, and the MUX module sends to the UL_IR module with the tune-up data of selecting, and the UL_IR module sends regular traffic data and tune-up data packing.The other end at the radio frequency remote base station just can receive tune-up data like this, resolves this tune-up data and just can know which concrete in radio frequency remote base station module or antenna cisco unity malfunction.
Embodiment six
Other algorithms that RRU handles can utilize the up idle bandwidth output of IR to be used for collection analysis as the processing of AC calibration, intermediate frequency data etc.
F1, radio frequency remote base station normal process business.
F2, if find radio frequency remote base station cisco unity malfunction, need then to determine the debugging radio frequency remote base station.
Which residential quarter F3, selection tune-up data are derived from, 000 expression 20M residential quarter, 001 first 10M residential quarter of expression, second 10M residential quarter of 010 expression, 011 first 5M residential quarter of expression, the 3rd 5M residential quarter of 101 expressions, second 5M residential quarter of 100 expressions, the 4th 5M residential quarter of 110 expressions.
F4, rule of thumb in 6 tune-up datas, select tune-up data, the different module of different tune-up datas representative debugging.For example can select tune-up data 1 or select tune-up data 2.
F5, according to the antenna data amount that Q2 determines debugging, in 8 antennas, select antenna as test antenna.
The data flow of F6, test data is input in the MUX module, and the MUX module sends to the UL_IR module with the tune-up data of selecting, and the UL_IR module sends regular traffic data and tune-up data packing.The other end at the radio frequency remote base station just can receive tune-up data like this, resolves this tune-up data and just can know which concrete in radio frequency remote base station module or antenna cisco unity malfunction.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. the method for a debugging radio frequency remote base station is characterized in that, this method comprises:
The business data transmission amount of interface IR interface debases the standard;
Determine the data flow of tune-up data;
Transmit the data flow of described tune-up data in the up IR bandwidth of free time.
2. according to the method for the described debugging radio frequency remote base station of claim 1, it is characterized in that described tune-up data comprises: the up-downgoing initial data, insert to handle in PRACH data, configuration parameter, the intermediate frequency tune-up data one or more at random.
3. according to the method for the described debugging radio frequency remote base station of claim 1, it is characterized in that the data flow of described definite tune-up data comprises:
Determine number of antennas to be measured by cell capacity;
Determine the data flow of antenna to be measured and tune-up data.
4. according to the method for the described debugging radio frequency remote base station of claim 3, it is characterized in that, describedly determine that by cell capacity number of antennas to be measured comprises:
Determine uplink business data bandwidth Q2 by cell capacity;
Number of antennas N to be measured equals the difference of maximum effective bandwidth Q1 and Q2 divided by the smallest positive integral of individual antenna bandwidth.
5. the device of a debugging radio frequency remote base station is characterized in that, described device comprises:
Compression module is for reducing the business data transmission amount of standard interface IR interface;
Tune-up data stream is selected module, is used for the data flow of tune-up data;
Transport module is used for the data flow at the described tune-up data of up IR bandwidth transmission of free time.
6. according to the device of the described debugging radio frequency remote base station of claim 1, its special opening is that described tune-up data stream selects module to comprise:
Computing unit is determined number of antennas to be measured by cell capacity;
Control unit is determined the data flow of antenna to be measured and tune-up data.
7. according to the device of the described debugging radio frequency remote base station of claim 1, its special opening is that described computing unit is further used for, and determines uplink business data bandwidth Q2 by cell capacity; Number of antennas N to be measured equals the difference of maximum effective bandwidth Q1 and Q2 divided by the smallest positive integral of individual antenna bandwidth.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106937314A (en) * | 2015-12-29 | 2017-07-07 | 普天信息技术有限公司 | The IR interface remotes monitoring system and method for a kind of radio frequency remote base station |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7412344B2 (en) * | 2004-12-29 | 2008-08-12 | Arcadyan Technology Corporation | System for synchronously controlling the testing of pluralities of devices and the method of the same |
| CN101668228A (en) * | 2008-09-04 | 2010-03-10 | 中国移动通信集团公司 | Device and method for testing interface |
| CN101426216B (en) * | 2008-12-09 | 2010-07-21 | 信息产业部电信传输研究所 | Test method and device for wireless access system distributed base station |
| CN101360311B (en) * | 2007-07-30 | 2011-08-31 | 大唐移动通信设备有限公司 | Test maintaining system and method |
-
2012
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7412344B2 (en) * | 2004-12-29 | 2008-08-12 | Arcadyan Technology Corporation | System for synchronously controlling the testing of pluralities of devices and the method of the same |
| CN101360311B (en) * | 2007-07-30 | 2011-08-31 | 大唐移动通信设备有限公司 | Test maintaining system and method |
| CN101668228A (en) * | 2008-09-04 | 2010-03-10 | 中国移动通信集团公司 | Device and method for testing interface |
| CN101426216B (en) * | 2008-12-09 | 2010-07-21 | 信息产业部电信传输研究所 | Test method and device for wireless access system distributed base station |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106937314A (en) * | 2015-12-29 | 2017-07-07 | 普天信息技术有限公司 | The IR interface remotes monitoring system and method for a kind of radio frequency remote base station |
| CN106937314B (en) * | 2015-12-29 | 2020-01-31 | 普天信息技术有限公司 | IR interface remote monitoring system and method for radio remote base stations |
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