CN109995444A - A kind of RSRP weak-strong test point fault recognition method and device - Google Patents

A kind of RSRP weak-strong test point fault recognition method and device Download PDF

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Publication number
CN109995444A
CN109995444A CN201711481850.8A CN201711481850A CN109995444A CN 109995444 A CN109995444 A CN 109995444A CN 201711481850 A CN201711481850 A CN 201711481850A CN 109995444 A CN109995444 A CN 109995444A
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China
Prior art keywords
antenna
weak
sampled point
reference signal
signal received
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CN201711481850.8A
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Chinese (zh)
Inventor
李威
陈洁
苏文斐
吴七灵
赵辉
何蕊馨
豆小元
康晨林
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China Mobile Communications Group Co Ltd
China Mobile Group Design Institute Co Ltd
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China Mobile Communications Group Co Ltd
China Mobile Group Design Institute Co Ltd
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Priority to CN201711481850.8A priority Critical patent/CN109995444A/en
Publication of CN109995444A publication Critical patent/CN109995444A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/10Monitoring; Testing of transmitters
    • H04B17/15Performance testing
    • H04B17/17Detection of non-compliance or faulty performance, e.g. response deviations
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/20Monitoring; Testing of receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/20Monitoring; Testing of receivers
    • H04B17/29Performance testing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/309Measuring or estimating channel quality parameters
    • H04B17/318Received signal strength
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

The embodiment of the present invention provides a kind of RSRP weak-strong test point fault recognition method and device.Meet the weak sampled point of weak covering the method includes obtaining all Reference Signal Received Power in room area;Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;According to the distributed antenna system figure and all problem antennas prestored, determine problem device, the antenna being wherein connected with described problem device is problem antenna, the embodiment of the present invention obtains weak sampled point by the detection to Reference Signal Received Power, and obtain corresponding problem antenna, problem device is quickly positioned by distributed antenna system figure again, saves a large amount of investigation work.

Description

A kind of RSRP weak-strong test point fault recognition method and device
Technical field
The present embodiments relate to wireless communication technology field more particularly to a kind of RSRP weak-strong test point fault identification sides Method and device.
Background technique
With constantly improve for 4G network, depth covering problem has become the main short slab of the 4G network coverage.LTE test report It accuses (LTE Measurement Report, LTE MR) coverage rate=Reference Signal Received Power RSRP and is more than or equal to -110dbm The total sampling number of sampling number/RSRP.If certain cell MR coverage rate is less than a reference value (such as 90%), then it is assumed that the cell There are weak coverings.In addition, in practical Design of Indoor Signal Distributed System, antenna bit map/bitmap is a kind of generally acknowledged software and of can use There is regular, specification the drawing that algorithm is realized.
It is usually to check entirely weak cover one by one due to lacking the investigation method of specification when checking indoors at present The mode of device involved in cover area.A large amount of manpower and material resources can be undoubtedly expended in this way, cause respective resources that can not efficiently use, It is low for the location efficiency of problem device.
Summary of the invention
The embodiment of the present invention provides a kind of RSRP weak-strong test point fault recognition method and device, to solve the prior art It is middle to expend a large amount of manpower and material resources, cause respective resources that can not efficiently use, it is low for the location efficiency of problem device.
In a first aspect, the embodiment of the invention provides a kind of RSRP weak-strong test point fault recognition methods, comprising:
Obtain the weak sampled point that all Reference Signal Received Power in room area meet weak covering;
Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;
According to the distributed antenna system figure and all problem antennas prestored, problem device is determined, wherein with described problem The connected antenna of device is problem antenna.
Second aspect, the embodiment of the invention provides a kind of RSRP weak-strong test point fault identification devices, comprising:
Acquisition module meets the weak sampled point of weak covering for obtaining all Reference Signal Received Power in room area;
Analysis module, for obtaining problem antenna corresponding with each weak sampled point according to weak sampled point;
Enquiry module, for determining problem device according to the distributed antenna system figure and all problem antennas prestored, In the antenna that is connected with described problem device be problem antenna.
The third aspect, the embodiment of the invention also provides a kind of electronic equipment, comprising:
Processor, memory, communication interface and bus;Wherein,
The processor, memory, communication interface complete mutual communication by the bus;
The communication interface is for the information transmission between the communication equipment of the electronic equipment;
The memory is stored with the program instruction that can be executed by the processor, and the processor calls described program to refer to Order is able to carry out following method:
Obtain the weak sampled point that all Reference Signal Received Power in room area meet weak covering;
Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;
According to the distributed antenna system figure and all problem antennas prestored, problem device is determined, wherein with described problem The connected antenna of device is problem antenna.
Fourth aspect, the embodiment of the invention also provides a kind of storage mediums, are stored thereon with computer program, the calculating Machine program realizes following method when being executed by processor:
Obtain the weak sampled point that all Reference Signal Received Power in room area meet weak covering;
Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;
According to the distributed antenna system figure and all problem antennas prestored, problem device is determined, wherein with described problem The connected antenna of device is problem antenna.
RSRP weak-strong test point fault recognition method and device provided in an embodiment of the present invention, by being received to reference signal The detection of power obtains weak sampled point, and obtains corresponding problem antenna, then by distributed antenna system figure come to problem device Part is quickly positioned, and a large amount of investigation work is saved.
Detailed description of the invention
Fig. 1 is the RSRP weak-strong test point fault recognition method flow chart of the embodiment of the present invention;
Fig. 2 is another RSRP weak-strong test point fault recognition method flow chart of the embodiment of the present invention;
Fig. 3 is the another RSRP weak-strong test point fault recognition method flow chart of the embodiment of the present invention;
Fig. 4 is the distributed antenna system figure of the embodiment of the present invention;
Fig. 5 is the RSRP weak-strong test point fault identification device flow chart of the embodiment of the present invention;
Fig. 6 is the electronic devices structure schematic diagram of the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is the RSRP weak-strong test point fault recognition method of the embodiment of the present invention, and Fig. 4 is the antenna of the embodiment of the present invention Compartment system figure, as shown in Figure 1, which comprises
Step S01, the weak sampled point that all Reference Signal Received Power in room area meet weak covering is obtained;
Indoors in the process of construction of cordless communication network, due to the complexity of indoor environment, the construction of network also compared to Outdoor environment is similarly increasingly complex, any one device, such as antenna or coupler etc., failure can all lead to cell Weak covering.Reference Signal Received Power everywhere can be obtained by traversal carries out signal detection everywhere in room area (Reference Signal Receiving Power, RSRP).Then whether the RSRP received is determined according to preset condition Meet weak covering.The preset condition can be preset power threshold, once the RSRP received is less than the power threshold, It is determined that the test terminal position for sending the RSRP is the weak sampled point for meeting weak covering.By in room area All weak sampled points in the available room area of detection everywhere.
Step S02, problem antenna corresponding with each weak sampled point is obtained according to weak sampled point.
What indoor wireless communication network was realized particular by antenna throughout the room is distributed in, by weak being adopted to each The distribution situation of sampling point perimeter antenna, available antenna corresponding with the weak sampled point position, and determine the day Line is problem antenna.
Step S03, according to the distributed antenna system figure and all problem antennas prestored, problem device is determined, wherein with The connected antenna of described problem device is problem antenna.
Check that the distributed antenna system figure prestored, the distributed antenna system figure include the distribution feelings of indoor all antennas Condition, and the device being connected with all antennas, such as can connect the coupler of two-way antenna and can connect the function of No. four antennas Divide device etc..The problem of obtaining, antenna was labeled on the distributed antenna system figure, the antenna being connected if it exists with device It is noted as problem antenna, then can be determined that the device is problem device, i.e. the failure of correlation problem antenna may be by institute State caused by problem device rather than problem antenna itself.There is also associated relations between certain device and device, then with it is described The connected underlying components of problem device are also problem device.
As shown in figure 4, the A01-A15 is antenna, the B01-B09 is device, if the A04-A09, A13, A14 are Problem antenna is problem device antenna with the device B03 A07-A09 being connected, is then sentenced due to the A04-A06 being connected with device B02 Determining device B02 and B03 is problem device;And there was only A13 and A14 in the antenna being connected with device B05 is problem antenna, then B05 It is not problem device;In addition, since the device B02 and B03 that are connected with the device B06 are problem device, then described in judgement Device B06 is also problem device.
It thus can be subsequent to help to leading to the problem of weak covering antenna or problem device is accurately positioned Further detect work.
The embodiment of the present invention obtains weak sampled point by the detection to Reference Signal Received Power, and obtains corresponding ask Antenna is inscribed, then problem device is quickly positioned by distributed antenna system figure, saves a large amount of investigation work.
Fig. 2 is another RSRP weak-strong test point fault recognition method flow chart of the embodiment of the present invention, as shown in Fig. 2, institute State step S01 specifically:
Step S011, the Reference Signal Received Power of each antenna pre-determined distance is obtained.
If can clearly obtain each antenna present position, and be easy to find in room area, letter can will be used for Number detection test terminal be placed in from antenna pre-determined distance threshold value, such as the position of 1m.Since indoor antenna is arranged in mostly Ceiling, it is possible to which test terminal is placed in immediately below antenna at distance 1m.Then the reference signal for testing the sampled point connects Receive power.
If theoretical reception power of step S012, the described Reference Signal Received Power less than the antenna, described in judgement Antenna is problem antenna.
The theoretical of sampled point, which can be calculated, according to the output power of antenna and distance receives power.If the reference signal connects It receives power and is more than or equal to the theoretical reception power, then the signal of the sampled point is unsatisfactory for weak covering, and if the ginseng It examines signal reception power and is less than the theoretical reception power, then the signal of the sampled point meets weak covering, which is weak Sampled point, the antenna are problem antenna.
Such as following problem antenna is obtained by comparing:
The test field strength of each antenna, i.e. Reference Signal Received Power in can seeing the above table, it is respectively less than theoretical to receive power
Further, the theoretical power that receives obtains in the following way:
P.out-L.path-P.threshold,
Wherein the P.out is the output power of the antenna, and the L.path is the antenna in the pre-determined distance The path loss of lower transmission, the P.threshold are the fluctuation threshold of the preset antenna.
Each antenna has in the presence of determining transmission power P .out, is lost by the spatial of pre-determined distance threshold value L.path considers further that power swing situation of antenna during space propagation, the fluctuation threshold provided with antenna P.threshold, such as 20dB, the fluctuation threshold are that signal is received as caused by indoor complex environment in certain model Interior fluctuation is enclosed, can specifically be set according to the practical situations of region.It is hereby achieved that test terminal Theory receives power and can obtain in the following way:
P.out-L.path-P.threshold,
If the Reference Signal Received Power P.test that the test terminal obtains is less than the theoretical reception power, i.e., such as Under:
P.test < P.out-L.path-P.threshold,
Then corresponding antenna is problem antenna.
The embodiment of the present invention is by receiving the Reference Signal Received Power at each antenna pre-determined distance threshold value with theoretical Power is compared, can accurately, quick must judge whether the antenna is problem antenna.
Fig. 3 is the another RSRP weak-strong test point fault recognition method flow chart of the embodiment of the present invention, as shown in figure 3, institute State step S01 specifically:
Step S013, the Reference Signal Received Power of all sampled points of room area is obtained.
If can not clearly obtain each antenna present position in room area or antenna is not easy to find, example Such as underground parking.It can then be tested in room area everywhere with test terminal traversal, and timing or real-time report.To The Reference Signal Received Power distribution map of sampled point everywhere in the room area.
If step S014, the described Reference Signal Received Power is less than preset power threshold, determine that the sampled point is Weak sampled point.
To the Reference Signal Received Power RSRP of each sampled pointiWith preset power threshold Dσ, such as -90dBm compared Compared with if the RSRPi<DσThen determine the sampled point meet it is weak be covered as weak sampled point, otherwise, then it is weak to determine that the sampling site is not met Covering is normal sampled point.It is hereby achieved that the state scattergram of each sampled point.
Further, the value range of the power threshold is [- 100dBm, -85dBm].
The selection of the value range of the power threshold can be configured according to the actual needs, can be [- 100dBm, -85dBm] in value.
Step S015, according to the antenna distribution map prestored, it will be determined as problem with the weak immediate antenna of sampled point Antenna.
It by the state scattergram of the sampled point, is compared with the antenna distribution map prestored, wherein the antenna is distributed Figure includes each aerial position.Pass through the meter to aerial position in weak sampled point each in state scattergram and antenna distribution map It calculates, the antenna nearest from the weak sampled point can be determined as problem antenna.
The embodiment of the present invention obtains weak sampling point position by testing the traversal in room area, and by dividing with antenna The comparison of Butut will be determined as problem antenna with the weak immediate antenna of sampled point, must judge so as to accurate, quick Whether the antenna is problem antenna.
Fig. 5 is the RSRP weak-strong test point fault identification device flow chart of the embodiment of the present invention, as shown in figure 5, the dress Set includes: acquisition module 10, analysis module 11 and enquiry module 12, in which:
The acquisition module 10 meets the weak of weak covering for obtaining all Reference Signal Received Power in room area and adopts Sampling point;The analysis module 11 is used to obtain problem antenna corresponding with each weak sampled point according to weak sampled point;It is described to look into Module 12 is ask to be used to problem device is determined, wherein with described according to the distributed antenna system figure and all problem antennas that prestore The connected antenna of problem device is problem antenna.Specifically:
By the way that traversal carries out signal detection everywhere in room area, the acquisition module 10 obtains reference signal everywhere It receives power (Reference Signal Receiving Power, RSRP).Then it is received according to preset condition judgement Whether RSRP meets weak covering.The preset condition can be preset power threshold, once the RSRP received is less than described Power threshold, so that it may which judgement sends the test terminal position of the RSRP as the weak sampled point for meeting weak covering.By right All weak sampled points in the available room area of detection in room area everywhere.The acquisition module 10 will acquire all Weak sampled point is sent to analysis module 11.
The analysis module 11 is available weak to adopt with described by the distribution situation to each weak sampled point perimeter antenna The corresponding antenna in sampling point position, and determine the antenna for problem antenna.Then described problem antenna is sent into inquiry mould Block 12.
The enquiry module 12 checks that the distributed antenna system figure prestored, the distributed antenna system figure include indoor institute There are the distribution situation of antenna, and the device being connected with all antennas, such as can connect the coupler of two-way antenna and can connect Connect the power splitter etc. of No. four antennas.The problem of obtaining, antenna was labeled on the distributed antenna system figure, if it exists with The connected antenna of device is noted as problem antenna, then can be determined that the device is problem device, i.e. correlation problem antenna Failure may be as caused by described problem device rather than problem antenna itself.There is also be connected between certain device and device Relationship, the then underlying components being connected with described problem device are also problem device.
Device provided in an embodiment of the present invention for executing the above method, function with specific reference to above method embodiment, Its specific method process repeats no more here.
The embodiment of the present invention obtains weak sampled point by the detection to Reference Signal Received Power, and obtains corresponding ask Antenna is inscribed, then problem device is quickly positioned by distributed antenna system figure, saves a large amount of investigation work.
Based on the above embodiment, further, the acquisition module is specifically used for:
Obtain the Reference Signal Received Power of each antenna pre-determined distance;
If the Reference Signal Received Power, which is less than the theoretical of the antenna, receives power, determine the antenna for problem Antenna.
If can clearly obtain each antenna present position, and be easy to find in room area, letter can will be used for Number detection test terminal be placed in from antenna pre-determined distance threshold value, such as the position of 1m.Since indoor antenna is arranged in mostly Ceiling, it is possible to which test terminal is placed in immediately below antenna at distance 1m.Then the reference signal for testing the sampled point connects Receive power.
The acquisition module can calculate the theoretical of sampled point according to the output power and distance of antenna and receive power.If institute It states Reference Signal Received Power and is more than or equal to the theoretical reception power, then the signal of the sampled point is unsatisfactory for weak cover Lid, and if the Reference Signal Received Power be less than it is described it is theoretical receive power, the signal of the sampled point meets weak covering, The sampled point is weak sampled point, which is problem antenna.
Further, the theoretical power that receives obtains in the following way:
P.out-L.path-P.threshold,
Wherein the P.out is the output power of the antenna, and the L.path is the antenna in the pre-determined distance The path loss of lower transmission, the P.threshold are the fluctuation threshold of the preset antenna.
Each antenna has in the presence of determining transmission power P .out, is lost by the spatial of pre-determined distance threshold value L.path considers further that power swing situation of antenna during space propagation, the fluctuation threshold provided with antenna P.threshold, such as 20dB, the fluctuation threshold are that signal is received as caused by indoor complex environment in certain model Interior fluctuation is enclosed, can specifically be set according to the practical situations of region.It is hereby achieved that test terminal Theory receives power and obtains in the following way:
P.out-L.path-P.threshold,
If the Reference Signal Received Power P.test that the test terminal obtains is less than the theoretical reception power, i.e., such as Under:
P.test < P.out-L.path-P.threshold,
Then corresponding antenna is problem antenna.
Device provided in an embodiment of the present invention for executing the above method, function with specific reference to above method embodiment, Its specific method process repeats no more here.
The embodiment of the present invention is by receiving the Reference Signal Received Power at each antenna pre-determined distance threshold value with theoretical Power is compared, can accurately, quick must judge whether the antenna is problem antenna.
Based on the above embodiment, further, the acquisition module is specifically used for:
Obtain the Reference Signal Received Power of all sampled points of the room area;
If the Reference Signal Received Power is less than preset power threshold, determine that the sampled point is weak sampled point;
According to the antenna distribution map prestored, it will be determined as problem antenna with the weak immediate antenna of sampled point.
If can not clearly obtain each antenna present position in room area or antenna is not easy to find, example Such as underground parking.It can then be tested in room area everywhere with test terminal traversal, and timing or real-time report.To institute It states acquisition module and obtains the Reference Signal Received Power distribution map of sampled point everywhere in the room area.
To the Reference Signal Received Power RSRP of each sampled pointiWith preset power threshold Dσ, such as -90dBm compared Compared with if the RSRPi<DσThen determine the sampled point meet it is weak be covered as weak sampled point, otherwise, then it is weak to determine that the sampling site is not met Covering is normal sampled point.It is hereby achieved that the state scattergram of each sampled point.
Further, the value range of the power threshold is [- 100dBm, -85dBm].
The selection of the value range of the power threshold can be configured according to the actual needs, can be [- 100dBm, -85dBm] in value.
The state scattergram of the sampled point is compared by the acquisition module with the antenna distribution map prestored, wherein The antenna distribution map includes each aerial position.By in weak sampled point each in state scattergram and antenna distribution map The antenna nearest from the weak sampled point can be determined as problem antenna by the calculating of aerial position.
Device provided in an embodiment of the present invention for executing the above method, function with specific reference to above method embodiment, Its specific method process repeats no more here.
The embodiment of the present invention obtains weak sampling point position by testing the traversal in room area, and by dividing with antenna The comparison of Butut will be determined as problem antenna with the weak immediate antenna of sampled point, must judge so as to accurate, quick Whether the antenna is problem antenna.
Fig. 6 is the electronic devices structure schematic diagram of the embodiment of the present invention.As shown in fig. 6, the electronic equipment, comprising: place Manage device (processor) 601, memory (memory) 602 and bus 603;
Wherein, the processor 601 and the memory 602 complete mutual communication by the bus 603;
The processor 601 is used to call the program instruction in the memory 602, to execute above-mentioned each method embodiment Provided method, for example, obtain the weak sampled point that all Reference Signal Received Power in room area meet weak covering; Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;According to the distributed antenna system figure prestored and own The problem of antenna, problem device is determined, wherein the antenna being connected with described problem device is problem antenna.
Further, the embodiment of the present invention discloses a kind of computer program product, and the computer program product includes depositing The computer program in non-transient computer readable storage medium is stored up, the computer program includes program instruction, when described When program instruction is computer-executed, computer is able to carry out method provided by above-mentioned each method embodiment, for example, obtains All Reference Signal Received Power in room area are taken to meet the weak sampled point of weak covering;According to weak sampled point obtain with it is each weak The corresponding problem antenna of sampled point;According to the distributed antenna system figure and all problem antennas prestored, problem device is determined, The antenna being wherein connected with described problem device is problem antenna.
Further, the embodiment of the present invention provides a kind of non-transient computer readable storage medium, the non-transient calculating Machine readable storage medium storing program for executing stores computer instruction, and the computer instruction makes the computer execute above-mentioned each method embodiment institute The method of offer, for example, obtain the weak sampled point that all Reference Signal Received Power in room area meet weak covering;Root Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;According to the distributed antenna system figure that prestores and all Problem antenna determines problem device, wherein the antenna being connected with described problem device is problem antenna.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer readable storage medium, the program When being executed, step including the steps of the foregoing method embodiments is executed;And storage medium above-mentioned includes: ROM, RAM, magnetic disk or light The various media that can store program code such as disk.
The embodiments such as electronic equipment described above are only schematical, wherein it is described as illustrated by the separation member Unit may or may not be physically separated, and component shown as a unit may or may not be object Manage unit, it can it is in one place, or may be distributed over multiple network units.It can select according to the actual needs Some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying wound In the case where the labour for the property made, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation Method described in certain parts of example or embodiment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features; And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims (10)

1. a kind of RSRP weak-strong test point fault recognition method characterized by comprising
Obtain the weak sampled point that all Reference Signal Received Power in room area meet weak covering;
Problem antenna corresponding with each weak sampled point is obtained according to weak sampled point;
According to the distributed antenna system figure and all problem antennas prestored, problem device is determined, wherein with described problem device Connected antenna is problem antenna.
2. the method according to claim 1, wherein all reference signals receive function in the acquisition room area Rate meets the weak sampled point of weak covering, specifically:
Obtain the Reference Signal Received Power of each antenna pre-determined distance;
If the Reference Signal Received Power, which is less than the theoretical of the antenna, receives power, determine the antenna for problem day Line.
3. the method according to claim 1, wherein all reference signals receive function in the acquisition room area Rate meets the weak sampled point of weak covering, specifically:
Obtain the Reference Signal Received Power of all sampled points of the room area;
If the Reference Signal Received Power is less than preset power threshold, determine that the sampled point is weak sampled point;
According to the antenna distribution map prestored, it will be determined as problem antenna with the weak immediate antenna of sampled point.
4. according to the method described in claim 2, its feature is in the theoretical power that receives obtains in the following way:
P.out-L.path-P.threshold,
Wherein the P.out is the output power of the antenna, and the L.path is that the antenna passes under the pre-determined distance Defeated path loss, the P.threshold are the fluctuation threshold of the preset antenna.
5. according to the method described in claim 3, it is characterized in that, the value range of the power threshold be [- 100dBm ,- 85dBm]。
6. a kind of RSRP weak-strong test point fault identification device characterized by comprising
Acquisition module meets the weak sampled point of weak covering for obtaining all Reference Signal Received Power in room area;
Analysis module, for obtaining problem antenna corresponding with each weak sampled point according to weak sampled point;
Enquiry module, for determining problem device according to the distributed antenna system figure and all problem antennas prestored, wherein with The connected antenna of described problem device is problem antenna.
7. device according to claim 6, which is characterized in that the acquisition module is specifically used for:
Obtain the Reference Signal Received Power of each antenna pre-determined distance;
If the Reference Signal Received Power, which is less than the theoretical of the antenna, receives power, determine the antenna for problem day Line.
8. device according to claim 6, which is characterized in that the acquisition module is specifically used for:
Obtain the Reference Signal Received Power of all sampled points of the room area;
If the Reference Signal Received Power is less than preset power threshold, determine that the sampled point is weak sampled point;
According to the antenna distribution map prestored, it will be determined as problem antenna with the weak immediate antenna of sampled point.
9. a kind of electronic equipment, which is characterized in that including memory and processor, the processor and the memory pass through always Line completes mutual communication;The memory is stored with the program instruction that can be executed by the processor, the processor tune Method as claimed in claim 1 to 5 is able to carry out with described program instruction.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program quilt Processor realizes method as claimed in claim 1 to 5 when executing.
CN201711481850.8A 2017-12-29 2017-12-29 A kind of RSRP weak-strong test point fault recognition method and device Pending CN109995444A (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN111970068A (en) * 2020-08-03 2020-11-20 北京聚利科技有限公司 Antenna detection method, antenna detection device, electronic equipment and storage medium

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Application publication date: 20190709