CN106559816A - Area interference detection method and device - Google Patents
Area interference detection method and device Download PDFInfo
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- CN106559816A CN106559816A CN201510633865.6A CN201510633865A CN106559816A CN 106559816 A CN106559816 A CN 106559816A CN 201510633865 A CN201510633865 A CN 201510633865A CN 106559816 A CN106559816 A CN 106559816A
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Abstract
The invention provides a kind of area interference detection method and device, wherein, the method includes：Detection task is received, wherein, the cell ID of cell to be detected is at least carried in the Detection task；Obtain multiple band limits that the antenna at the cell place described to be detected that the cell ID is indicated is covered；Obtain the interference data of the cell to be detected respectively in the range of the multiple frequency sub-band for constituting each band limits.By the present invention, in solving the problems, such as correlation technique, detection efficiency is relatively low, and then has reached the effect for improving detection efficiency.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of area interference detection method and device.
Background technology
In a communications device, uplink interference is that impact equipment is stable, affects one of user's percent of call completed and quality of service very
Crucial problem.Therefore, how quickly and easily the interference position of cell of origin is that many operators and after-sales service are all non-
The demand often paid close attention to.
Uplink interference can be present simultaneously with interior interference and out-of-band interference, wherein, this cell coverage area is positioned with interior interference
Interference, band refer to outward antenna in cell coverage.When carrying out uplink interference detection outside for little zone at present, due to covering
Lid scope is larger, thus, generally require to spend substantial amounts of detection time, so as to the problem for causing detection efficiency relatively low.
For the problems referred to above, currently available technology not yet proposes effective solution.
The content of the invention
The invention provides a kind of area interference detection method and device, relatively low at least to solve detection efficiency in correlation technique
Problem.
According to an aspect of the invention, there is provided a kind of area interference detection method, including：Detection task is received, its
In, the cell ID of cell to be detected is at least carried in above-mentioned Detection task；Obtain the above-mentioned of above-mentioned cell ID instruction
Multiple band limits that the antenna that cell to be detected is located is covered；Respectively in many height for constituting each above-mentioned band limits
The interference data of above-mentioned cell to be detected are obtained in band limits.
Alternatively, multiple frequencies that the antenna that the cell above-mentioned to be detected that the above-mentioned cell ID of above-mentioned acquisition is indicated is located is covered
Segment limit includes：The above-mentioned antenna being located with above-mentioned cell to be detected is searched according to above-mentioned cell ID corresponding multiple up
Antenna port；Obtain above-mentioned band limits corresponding with each above-mentioned uplink antenna port.
Alternatively, it is above-mentioned to obtain above-mentioned to be detected little in the range of the multiple frequency sub-band for constituting each above-mentioned band limits respectively
The interference data in area include：Obtained on each above-mentioned band limits respectively according to the bandwidth of cell of above-mentioned cell to be detected
Above-mentioned multiple frequency sub-band scopes；Center frequency point in above-mentioned frequency sub-band scope obtains above-mentioned interference data respectively.
Alternatively, above-mentioned band limits includes：Initial frequency and termination frequency, it is above-mentioned according to the little of above-mentioned cell to be detected
Above-mentioned multiple frequency sub-band scopes that zone width is obtained on each above-mentioned band limits respectively include：By each frequency sub-band model
Current central frequency of the center frequency point enclosed as current frequency sub-band scope, performs following steps, until it reaches above-mentioned termination
Frequency, the initial value of above-mentioned Current central frequency be above-mentioned bandwidth of cell 1/2nd with above-mentioned initial frequency and：Sentence
Whether the end frequency of above-mentioned current frequency sub-band scope of breaking reaches above-mentioned termination frequency, wherein, above-mentioned end frequency is above-mentioned
/ 2nd of bandwidth of cell and above-mentioned Current central frequency and；If the end frequency of above-mentioned current frequency sub-band scope does not reach
To above-mentioned termination frequency, then above-mentioned current frequency sub-band scope ((f is obtainedi- C/2), (fi+ C/2)), wherein, it is above-mentioned current
The above-mentioned Current central frequency f of frequency sub-band scopeiIncluding：fi=fi-1+ C, wherein, above-mentioned fiFor above-mentioned current frequency sub-band model
The center frequency point enclosed, above-mentioned fi-1It is for the center frequency point of the previous frequency sub-band scope of above-mentioned current frequency sub-band scope, above-mentioned
C is the bandwidth of cell of above-mentioned cell to be detected；If the end frequency of above-mentioned current frequency sub-band scope reaches above-mentioned termination frequency,
Above-mentioned current frequency sub-band scope ((f is obtained theni- C/2), (fi+ C/2)), wherein, above-mentioned current frequency sub-band scope it is above-mentioned
Current central frequency fiIncluding：fi=B-C/2, wherein, above-mentioned fiFor the center frequency point of above-mentioned current frequency sub-band scope, on
The above-mentioned termination frequency that B is above-mentioned band limits is stated, above-mentioned C is the bandwidth of cell of above-mentioned cell to be detected.
Alternatively, it is above-mentioned to include in the above-mentioned interference data of center frequency point acquisition of above-mentioned frequency sub-band scope respectively：In above-mentioned
Above-mentioned interference data of the heart frequency every scheduled transmission interval acquiring on the target sub-frame of uplink being pre-configured with.
Alternatively, respectively constitute each above-mentioned band limits multiple frequency sub-band in the range of obtain above-mentioned cell to be detected
Interference data after, also include：When reporting indicated by report cycle reaches constantly, above-mentioned cell to be detected is existed
The maximum of the above-mentioned interference data detected on the above-mentioned target sub-frame of uplink of each radio bearer and mean value conduct
The interference data for reporting are reported.
Alternatively, above-mentioned interference data include：The interference NI values of sub-frame of uplink.
According to a further aspect in the invention, there is provided a kind of area interference detection means, including：Receiving unit, is used for
Detection task is received, wherein, the cell ID of cell to be detected is at least carried in above-mentioned Detection task；First obtains single
Unit, for obtaining multiple band limits that the antenna that the cell above-mentioned to be detected that above-mentioned cell ID is indicated is located is covered；
Second acquisition unit, for respectively constitute each above-mentioned band limits multiple frequency sub-band in the range of obtain above-mentioned to be detected
The interference data of cell.
Alternatively, above-mentioned first acquisition unit includes：Searching modul, is treated with above-mentioned for being searched according to above-mentioned cell ID
The corresponding multiple uplink antenna ports of above-mentioned antenna that detection cell is located；First acquisition module, for obtain and each
The corresponding above-mentioned band limits in above-mentioned uplink antenna port.
Alternatively, above-mentioned second acquisition unit includes：Second acquisition module, for the cell according to above-mentioned cell to be detected
Bandwidth obtains the above-mentioned multiple frequency sub-band scopes on each above-mentioned band limits respectively；3rd acquisition module, for respectively
Above-mentioned interference data are obtained in the center frequency point of above-mentioned frequency sub-band scope.
Alternatively, above-mentioned band limits includes：Initial frequency and termination frequency, above-mentioned second acquisition module include：Process
Submodule, holds as the Current central frequency of current frequency sub-band scope for using the center frequency point of each frequency sub-band scope
Row following steps, until it reaches above-mentioned termination frequency, the initial value of above-mentioned Current central frequency is the two of above-mentioned bandwidth of cell
/ mono- with above-mentioned initial frequency and：Judge whether the end frequency of above-mentioned current frequency sub-band scope reaches above-mentioned termination frequency
Point, wherein, above-mentioned end frequency be above-mentioned bandwidth of cell 1/2nd with above-mentioned Current central frequency and；If above-mentioned
The end frequency of current frequency sub-band scope is not up to above-mentioned termination frequency, then obtain above-mentioned current frequency sub-band scope ((fi- C/2),
(fi+ C/2)), wherein, the above-mentioned Current central frequency f of above-mentioned current frequency sub-band scopeiIncluding：fi=fi-1+ C, wherein,
Above-mentioned fiFor the center frequency point of above-mentioned current frequency sub-band scope, above-mentioned fi-1For the previous height of above-mentioned current frequency sub-band scope
The center frequency point of band limits, above-mentioned C are the bandwidth of cell of above-mentioned cell to be detected；If above-mentioned current frequency sub-band scope
Terminate frequency and reach above-mentioned termination frequency, then obtain above-mentioned current frequency sub-band scope ((fi- C/2), (fi+ C/2)), wherein,
The above-mentioned Current central frequency f of above-mentioned current frequency sub-band scopeiIncluding：fi=B-C/2, wherein, above-mentioned fiFor above-mentioned current
The center frequency point of frequency sub-band scope, above-mentioned B are the above-mentioned termination frequency of above-mentioned band limits, and above-mentioned C is above-mentioned to be detected
The bandwidth of cell of cell.
Alternatively, above-mentioned 3rd acquisition module includes：Acquisition submodule, in above-mentioned center frequency point every scheduled transmission
Above-mentioned interference data of the interval acquiring on the target sub-frame of uplink being pre-configured with.
Alternatively, also include：Reporting unit, for respectively constitute each above-mentioned band limits multiple frequency sub-band models
After enclosing the interior interference data for obtaining above-mentioned cell to be detected, when reporting indicated by report cycle reaches constantly, will be upper
State the maximum of the above-mentioned interference data that cell to be detected is detected on the above-mentioned target sub-frame of uplink of each radio bearer
Value and mean value are reported as the interference data for reporting.
Alternatively, above-mentioned interference data include：The interference NI values of sub-frame of uplink.
By the present invention, after Detection task is received, by obtaining what the cell to be detected indicated by Detection task was located
Multiple band limits that antenna is covered, to reach respectively in the range of the multiple frequency sub-band for being constituted each band limits
The interference data of cell to be detected are obtained, it is so as to realize improving the efficiency of area interference detection, quickly and efficiently fixed to ensure
Position interference position, overcome in prior art by mobile frequency carry out detection the relatively low problem of caused detection efficiency.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, the present invention
Schematic description and description be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of a kind of optional area interference detection method according to embodiments of the present invention；
Fig. 2 is the application schematic diagram of a kind of optional area interference detection method according to embodiments of the present invention；
Fig. 3 is the flow chart of the optional area interference detection method of another kind according to embodiments of the present invention；And
Fig. 4 is the schematic diagram of a kind of optional area interference detection means according to alternative embodiment of the present invention.
Specific embodiment
Below with reference to accompanying drawing and in conjunction with the embodiments describing the present invention in detail.It should be noted that in the feelings not conflicted
Under condition, the feature in embodiment and embodiment in the application can be mutually combined.
It should be noted that description and claims of this specification and the term " first " in above-mentioned accompanying drawing, " second "
Etc. being for distinguishing similar object, without for describing specific order or precedence.
Embodiment 1
A kind of area interference detection method is provided in the present embodiment, and Fig. 1 is stream according to embodiments of the present invention
Cheng Tu, as shown in figure 1, the flow process comprises the steps：
Step S102, receives Detection task, wherein, the cell ID of cell to be detected is at least carried in Detection task；
Step S104, obtains multiple band limits that the antenna at the cell place to be detected that cell ID is indicated is covered；
Step S106, obtains the interference number of cell to be detected respectively in the range of the multiple frequency sub-band for constituting each band limits
According to.
Alternatively, in the present embodiment, above-mentioned area interference detection method is can be, but not limited to from radio frequency remoto module
Detection trigger interference is carried out in (BBU, Building Base Band Unit) side, to carrying out uplink interference detection outside little zone,
The interference data that detection gets are reported into webmaster, in order to webmaster to the interference data for reporting with data or the side of figure
Formula shows user, carries out interference analysis for user, occur interference so as to realize accurately finding out in cell uplink transmitting procedure
Interference position.Alternatively, in the present embodiment, above-mentioned interference data can be including but not limited to：Sub-frame of uplink it is dry
Disturb (NI, Noise Interference) value.It should be noted that in the present embodiment, triggered by BBU sides,
Impact of the interference to cell not only can be intuitive to see.And it is also possible that the testing result to interference for obtaining is more accurate
Really.Wherein, above-mentioned gateway includes operation maintenance center (OMC, Operation＆Maintenance Center).
Specifically, oam (OAM, Operations, Administration and Maintenance) center
The UDT channel reception full bandwidth Detection tasks by providing in OMC are can be, but not limited to, wherein, above-mentioned Detection task can
With but at least include in being not limited to：The cell ID of cell to be detected, is located to specified cell to be detected in order to OAM
Multiple band limits in the overlay area of antenna carry out the detection of full bandwidth, so as to realize that the out-of-band interference to cell is carried out
Fast and accurately position, to reach the efficiency for improving out-of-band interference detection.Alternatively, in the present embodiment, above-mentioned detection
Report cycle can also be included in task, in order to OAM when reporting indicated by report cycle reaches constantly, will be obtained
To interference data report and be shown to user, so that user therefrom analyzes interference position.
Alternatively, in the present embodiment, multiple band limits that the antenna that above-mentioned cell to be detected is located is covered can with but
It is not limited to multiple band limits corresponding with RRU.
It should be noted that cell ID and RRU and the uplink antenna end of cell to be detected has been prestored in database
The corresponding relation of mouth.After the cell ID of the cell to be detected carried in Detection task is got, can be according to cell mark
Know and obtain RRU corresponding with cell to be detected and all uplink antenna ports, so as to realize not only can detecting with interior dry
Disturb, can also to band outside interference be quickly and accurately positioned.
Alternatively, in the present embodiment, when the multiple frequency sub-band scopes in above-mentioned each band limits are obtained, can be with
But the center frequency point for obtaining each frequency sub-band scope is not limited by, the frequency point ranges of each frequency sub-band scope are determined.Example
Such as, center frequency point is 9M, and the bandwidth range of detection is 6M, then corresponding frequency sub-band may range from (6M, 12M).
Alternatively, in the present embodiment, after the Interference Detection to each band limits is completed, adjusting to up day
Before the corresponding next band limits of line end mouth, can also include but is not limited to, by the corresponding frequency in uplink antenna port
Original frequency is adjusted to, so as to realize carrying out by adjusting multiple frequency sub-band scopes of the center frequency point to obtain in band limits
The normal work of uplink antenna port after Interference Detection, can also be recovered.
Alternatively, in the present embodiment, after the Interference Detection to all band limits is completed, can also include：Upper
When reporting indicated by the report cycle reaches constantly, the interference data for detecting are reported.Wherein, it is above-mentioned according on report cycle
The interference data of report can be, but not limited to the maximum and/or mean value for interference NI values.
Specifically illustrate with reference to application scenarios shown in Fig. 2, OMC 202 will be provided for frequency sweep circle for arranging Detection task
Face sets the information of Detection task in order to user, and for example, the cell ID (i.e. cell ID) of cell to be detected is reported
Cycle.Further, step S202 as shown in Figure 2, OMC 202 issue Detection task to base station OAM 204, then,
Base station OAM 204 will forward Detection task to baseband module 208, such as step S204, further, such as step S206 root
The RRU 206 being located according to the cell in specified cell search database and uplink antenna port, and with uplink antenna port
Corresponding band limits.The center frequency point of each frequency sub-band scope is calculated respectively in above-mentioned band limits, to realize each
Individual center frequency point obtains the interference data that the corresponding radio bearer of cell to be detected is collected from the interference buffering of PHY 210,
Such as step S208.Report cycle report reach constantly when, baseband module 208 by the interference data for getting, on
OMC 202 is offered, such as step S210.After OMC 202 receives interference data, by data according to reporting form to cache.
If user have selected figure displaying, OMC will show the interference data for getting to graphically.For example, with horizontal stroke
Axle is RB or frequency, and the longitudinal axis is NI values.
Wherein, when above-mentioned band limits is obtained, can be, but not limited to：First uplink antenna end of RRU is obtained successively
Mouthful, to last uplink antenna port.
Specifically illustrate with reference to the example below, so that detection means is as frequency sweep as an example, step S302-S332 with reference to shown in Fig. 3
Illustrate that the process of cell out-of-band interference detection can be as follows：
S1, OAM search the band limits for specifying uplink antenna port from RRU【A,B】；
S2, calculates the center frequency point of RRU, the center frequency point for calculating is sent to RRU；
After S3, RRU receive center frequency point setting message, the original frequency of port is preserved.Enable newly-installed frequency.
Frequency point setting completion message is replied to OAM；
After S4, OAM receive center frequency point completion message, to frequency sweep task under baseband module, designated port is carried；
S5, after baseband module receives task, to for being field programmable gate array (FPGA, the Field of portmask
- Programmable Gate Array) message is sent out, shield other ports of this cell；
S6, starts the interference buffering collection interference data from PHY on cell is specified, and each transmission intercal TTI is gathered
NI values on whole RB,；
S7, when report cycle arrives, the data that baseband module will be gathered report OAM, stop frequency sweep.
After S8, OAM receive the interference data of collection, the center frequency point of RRU is continued to move to, repeat S2-S8, until
The frequency end of the port；
S9, OAM send frequency to the frequency sweep port specified of RRU and recover message；
After S10, RRU receive frequency recovery message, original frequency is returned to, recover frequency point setting success message to OAM；
After S11, OAM receive frequency recovery message, start the frequency sweep of next port.Repeat S1 to S11.
Alternatively, in the present embodiment, can be, but not limited to determine each frequency sub-band according to bandwidth of cell in band limits
The center frequency point of scope.Wherein, bandwidth of cell can be as follows：
1) 20M cells are configured to, bandwidth of cell is 18M
2) 15M cells are configured to, bandwidth of cell is 13.5M
3) 10M cells are configured to, bandwidth of cell is 9M
4) 5M cells are configured to, bandwidth of cell is 4.5M
5) 3M cells are configured to, bandwidth of cell is 2.7M
6) 1.4M cells are configured to, bandwidth of cell is 1.08M
Above-mentioned is only a kind of example, does not do any restriction in the present embodiment to this.
The embodiment provided by the application, it is after Detection task is received, to be checked indicated by Detection task by obtaining
Multiple band limits that the antenna at cell place is covered are surveyed, and the multiple of each band limits are being constituted respectively to reach
The interference data of cell to be detected are obtained in the range of frequency sub-band, so as to realize improving the efficiency of area interference detection, to ensure
Quickly and efficiently location interference position, overcome in prior art by mobile frequency carry out caused by detection institute detection efficiency compared with
Low problem.
As a kind of optional scheme, multiple frequencies that the antenna at the cell place to be detected that cell ID is indicated is covered are obtained
Segment limit includes：
S1, searches multiple uplink antenna ports corresponding with the antenna at cell to be detected place according to cell ID；
S2, obtains band limits corresponding with each uplink antenna port.
Alternatively, in the present embodiment, multiple band limits that the antenna that above-mentioned cell to be detected is located is covered can with but
It is not limited to corresponding with multiple uplink antenna ports respectively.By the cell ID for getting, according to cell mark in database
Know and search RRU corresponding with cell place antenna, further, obtain the corresponding uplink antenna ports of RRU, it is many to obtain
Individual band limits.
The embodiment provided by the application, by obtaining the corresponding multiple band limits of cell, is realized to each frequency range model
Enclose, to reach the purpose of the scope for expanding Interference Detection, and then realize quick positioning out-of-band interference
Interference position.
As a kind of optional scheme, obtain to be detected little in the range of the multiple frequency sub-band for constituting each band limits respectively
The interference data in area include：
S1, obtains the multiple frequency sub-band scopes on each band limits respectively according to the bandwidth of cell of cell to be detected；
S2, respectively in the center frequency point acquisition interference data of frequency sub-band scope.
Alternatively, in the present embodiment, above-mentioned band limits includes：Initial frequency and termination frequency.
Alternatively, in the present embodiment, obtaining each frequency sub-band scope can be including but not limited to：With bandwidth of cell to move
Dynamic distance, obtains multiple frequency sub-band scopes by center frequency point is sequentially adjusted in band limits.Alternatively, in this enforcement
In example, after center frequency point has been adjusted every time, begin to obtain interference data in corresponding frequency sub-band scope.
As a kind of optional scheme, obtain many on each band limits respectively according to the bandwidth of cell of cell to be detected
Individual sub- band limits includes：
S1, using the center frequency point of each frequency sub-band scope as current frequency sub-band scope Current central frequency, perform with
Lower step, until it reaches terminate frequency, the initial value of Current central frequency is 1/2nd and initial frequency of bandwidth of cell
Sum：
S12, judges whether the end frequency of current frequency sub-band scope reaches termination frequency, wherein, end frequency is cell
Bandwidth 1/2nd with Current central frequency and；
S14, if the end frequency of current frequency sub-band scope not up to terminates frequency, obtains current frequency sub-band scope
((fi- C/2), (fi+ C/2)), wherein, the Current central frequency f of current frequency sub-band scopeiIncluding：
fi=fi-1+ C,
Wherein, fiFor the center frequency point of current frequency sub-band scope, fi-1For the previous frequency sub-band scope of current frequency sub-band scope
Center frequency point, C is the bandwidth of cell of cell to be detected；
S16, if the end frequency of current frequency sub-band scope reaches termination frequency, obtains current frequency sub-band scope ((fi- C/2),
(fi+ C/2)), wherein, the Current central frequency f of current frequency sub-band scopeiIncluding：
fi=B-C/2,
Wherein, fiFor the center frequency point of current frequency sub-band scope, termination frequencies of the B for band limits, C are to be detected little
The bandwidth of cell in area.
Alternatively, in the present embodiment, can be obtaining center frequency point according to the end frequency of frequency sub-band scope.It is assumed that
The a width of C of band of cell, the computational methods of center frequency point can be as follows：
For the first time：Center frequency point=A ± C/2；Terminate frequency=A+C/2；
Subsequently：Center frequency point=last time terminates frequency+C/2；
Terminate frequency=beginning frequency+bandwidth of cell；
If terminating frequency>Terminate frequency；
Then center frequency point=termination frequency-bandwidth of cell/2；
Otherwise, center frequency point=beginning frequency+bandwidth of cell/2.
It should be noted that in the calculation the heart frequency when, can be calculated based on previous center frequency point, displacement is then
One bandwidth of cell C, it is also possible to which the end frequency based on previous frequency sub-band scope is calculated, displacement are then 1/2
Bandwidth of cell C, the present embodiment do not do any restriction to this.
Specifically illustrate with reference to the example below, it is assumed that band limits is [1880,1915], and cell to be detected is that 20M is (little
Area ID is for 1), the bandwidth of cell of the cell is 18M, and the mode for obtaining multiple frequency sub-band scopes successively in band limits can
To include：The initial value of center frequency point is fi=1880+18/2=1889.It is 1889 corresponding frequency sub-band models in center frequency point
In enclosing, it is 1898 to terminate frequency, and the end frequency of next frequency sub-band scope is 1898+18=1916, i.e. more than end
Only frequency 1915, then next center frequency point fi=1915-18/2=1907.Here only it is a kind of example, in the present embodiment
Any restriction is not done to this.
The embodiment provided by the application, is obtained in each band limits in multiple frequency sub-band scopes by the way
Heart frequency, obtains so as to realize by being sequentially adjusted in center frequency point with the interference data outside interior and band, and then is ensureing accurate
It is determined that in the case of the interference position of position, can to band outside carry out efficiently quickly Interference Detection in a big way, it is existing to avoid
The problem for having detection efficiency present in technology relatively low.
Used as a kind of optional scheme, the center frequency point acquisition in frequency sub-band scope respectively disturbs data to include：
S1, in interference data of the center frequency point every scheduled transmission interval acquiring on the target sub-frame of uplink being pre-configured with.
Alternatively, in the present embodiment, can be, but not limited to once disturb data every scheduled transmission interval acquiring, wherein,
Above-mentioned interference data can be, but not limited to the interference data to get in the fixed subframe that is pre-configured with.So as to realize accurately
The subframe that location interference position is specifically located.
As a kind of optional scheme, obtaining to be detected in the range of the multiple frequency sub-band for constituting each band limits respectively
After the interference data of cell, also include：
S1, when reporting indicated by report cycle reaches constantly, by cell to be detected each radio bearer target
The maximum and mean value of the interference data detected on sub-frame of uplink is reported as the interference data for reporting.
Alternatively, in the present embodiment, data are disturbed to include but is not limited to：The interference NI values of sub-frame of uplink.Will
The interference data that the maximum and mean value of the interference NI values for getting is reported as each radio bearer in report cycle.
The embodiment provided by the application, using the maximum and mean value of the interference data for getting as the interference for reporting
Data are reported, so as to the accuracy of interference data for ensureing to report.
Specifically with reference to following two examples illustrating：
As a kind of optional example, it is assumed that cell to be detected is a 20M cell (cell ID=1), and detection means is
Frequency sweep is as follows with the presence or absence of the method for out-of-band interference in the cell detection：
S1, on OMC, selectes cell 1 of the cell to be detected for 20M, full bandwidth frequency sweep, report cycle 5 minutes；
S2, Detection task under triggering OMC；
After S3, OAM receive this Detection task, RRU and uplink antenna port that cell 1 is located are searched in database；
S4, OAM send message to this RRU, and inquiry antenna covers frequency range.Frequency range is fed back to OAM by RRU；
It is [1880,1916] that S5, OAM receive the frequency range of RRU feedbacks；
It is 1880+9=1889 that S6, OAM arrange the center frequency point of cell；
S7, OAM are to Detection task under baseband module CMAC；
S8, baseband module are received after the Detection task of OAM, start to carry out interference data (such as NI to cell 1
Value) collection；
S9, each TTI read the interference data (such as NI values) of 100 RB from the buffering of the subframe 5 of PHY；
S10, and the interference data (such as NI values) to reading do maximum and mean value；
S11, report cycle report 5 minutes moment then, baseband module by the maximum and mean value each RB,
Totally 200 data are reported；
S12, stops data acquisition；
After S13, OAM receive interference data, retransmitted jamming data are to OMC；
The center frequency point of S14, OAM mobile cell is 1880+18+9=1907, and repeats 7 to 9；
S15, to the termination frequency of band limits, then by recover cell center frequency point for original configuration original frequency
Point；
S16, OMC receive the interference data that OAM is reported, and will disturb data buffer storage, and carry out graphical representation.
By said process, so that user can be according to the interference data for showing, it is determined that the interference position that interference is located.
It should be noted that in this example, the interference data that the interference data of collection are detected on radio bearer, institute
The implication of statement is identical, does not constitute the restriction to the present embodiment.
As another kind of optional example, it is assumed that cell to be detected is a 10M cell (cell ID=2), detection means
It is for frequency sweep, as follows with the presence or absence of the method for out-of-band interference in the cell detection：
S1, on OMC, selectes cell to be detected for 10M cells 2, full bandwidth frequency sweep, report cycle 5 minutes；
S2, Detection task under triggering OMC；
After S3, OAM receive this Detection task, RRU and uplink antenna port that cell 2 is located are searched in database；
S4, OAM send message to this RRU, and inquiry antenna covers frequency range.Frequency range is fed back to OAM by RRU；
It is [2575,2593] that S5, OAM receive the frequency range of RRU feedbacks
It is 2575+4.5=2579.5 that S6, OAM arrange the center frequency point of cell
S7, OAM are to Detection task under baseband module CMAC；
S8, baseband module are received after the Detection task of OAM, start to carry out interference data (such as NI to cell 2
Value) collection；
S9, each TTI read the interference data (such as NI values) of 50 RB from the buffering of the subframe 5 of PHY；
S10, and the interference data (such as NI values) to reading do maximum and mean value；
S11, report cycle report 5 minutes moment then, baseband module by the maximum and mean value each RB,
Totally 100 data are reported；
S12, stops data acquisition；
After S13, OAM receive interference data, retransmitted jamming data are to OMC；
The center frequency point of S14, OAM mobile cell is 2575+9+4.5=2588.5, and repeats 7 to 9；
S15, to the termination frequency of band limits, then by recover cell center frequency point for original configuration original frequency
Point；
S16, OMC receive the interference data that OAM is reported, and will disturb data buffer storage, and carry out graphical representation.
By said process, so that user can be according to the interference data for showing, it is determined that the interference position that interference is located.
Through the above description of the embodiments, those skilled in the art is can be understood that according to above-described embodiment
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but a lot
In the case of the former be more preferably embodiment.Based on such understanding, technical scheme is substantially in other words to existing
There is the part that technology contributes embody in the form of software product, the computer software product is stored in one
In storage medium (such as ROM/RAM, magnetic disc, CD), using so that a station terminal equipment including some instructions (can be with
It is mobile phone, computer, server, or network equipment etc.) perform method described in each embodiment of the invention.
Embodiment 2
Additionally provide a kind of area interference detection means in the present embodiment, the device is used to realizing above-described embodiment and preferably
Embodiment, had carried out repeating no more for explanation.As used below, term " module " can be realized making a reservation for
The combination of the software and/or hardware of function.Although the device described by following examples is preferably with software realizing,
It is hardware, or the realization of the combination of software and hardware is also what is may and be contemplated.
Fig. 4 is the schematic diagram of area interference detection means according to embodiments of the present invention, as shown in figure 4, the device includes
1) receiving unit 402, for receiving Detection task, wherein, cell to be detected is at least carried in Detection task
Cell ID；
2) first acquisition unit 404, it is many that the antenna that the cell to be detected for obtaining cell ID instruction is located is covered
Individual band limits；
3) second acquisition unit 406, for respectively constitute each band limits multiple frequency sub-band in the range of obtain to be checked
Survey the interference data of cell.
Alternatively, in the present embodiment, above-mentioned area interference detection method is can be, but not limited to from radio frequency remoto module
Detection trigger interference is carried out in (BBU, Building Base Band Unit) side, to carrying out uplink interference detection outside little zone,
The interference data that detection gets are reported into webmaster, in order to webmaster to the interference data for reporting with data or the side of figure
Formula shows user, carries out interference analysis for user, occur interference so as to realize accurately finding out in cell uplink transmitting procedure
Interference position.Alternatively, in the present embodiment, above-mentioned interference data can be including but not limited to：Sub-frame of uplink it is dry
Disturb (NI, Interference) value.It should be noted that in the present embodiment, triggered by BBU sides, not only may be used
To be intuitive to see impact of the interference to cell.And it is also possible that the testing result to interference for obtaining is more accurate.
Specifically, oam (OAM, Operations, Administration and Maintenance)
Center can be, but not limited to the UDT channel reception full bandwidth Detection tasks by providing in OMC, wherein, above-mentioned detection is appointed
Business at least includes in can be, but not limited to：The cell ID of cell to be detected, in order to OAM to specified cell to be detected
Multiple band limits in the overlay area of place antenna carry out the detection of full bandwidth, so as to realize the out-of-band interference to cell
Fast and accurately positioned, to reach the efficiency for improving out-of-band interference detection.Alternatively, in the present embodiment, it is above-mentioned
Report cycle can also be included in Detection task, in order to OAM when reporting indicated by report cycle reaches constantly, will
The interference data for getting are reported and are shown to user, so that user therefrom analyzes interference position.
Alternatively, in the present embodiment, multiple band limits that the antenna that above-mentioned cell to be detected is located is covered can with but
It is not limited to multiple band limits corresponding with RRU.
It should be noted that cell ID and RRU and the uplink antenna end of cell to be detected has been prestored in database
The corresponding relation of mouth.After the cell ID of the cell to be detected carried in Detection task is got, can be according to cell mark
Know and obtain RRU corresponding with cell to be detected and all uplink antenna ports, so as to realize not only can detecting with interior dry
Disturb, can also to band outside interference be quickly and accurately positioned.
Alternatively, in the present embodiment, when the multiple frequency sub-band scopes in above-mentioned each band limits are obtained, can be with
But the center frequency point for obtaining each frequency sub-band scope is not limited by, the frequency point ranges of each frequency sub-band scope are determined.Example
Such as, center frequency point is 9M, and the bandwidth range of detection is 6M, then corresponding frequency sub-band may range from (6M, 12M).
Alternatively, in the present embodiment, after the Interference Detection to each band limits is completed, adjusting to up day
Before the corresponding next band limits of line end mouth, can also include but is not limited to, by the corresponding frequency in uplink antenna port
Original frequency is adjusted to, so as to realize carrying out by adjusting multiple frequency sub-band scopes of the center frequency point to obtain in band limits
The normal work of uplink antenna port after Interference Detection, can also be recovered.
Alternatively, in the present embodiment, after the Interference Detection to all band limits is completed, can also include：Upper
When reporting indicated by the report cycle reaches constantly, the interference data for detecting are reported.Wherein, it is above-mentioned according on report cycle
The interference data of report can be, but not limited to the maximum and/or mean value for interference NI values.
Specifically illustrate with reference to application scenarios shown in Fig. 2, OMC 202 will be provided for frequency sweep circle for arranging Detection task
Face sets the information of Detection task in order to user, and for example, the cell ID (i.e. cell ID) of cell to be detected is reported
Cycle.Further, step S202 as shown in Figure 2, OMC 202 issue Detection task to base station OAM 204, then,
Base station OAM 204 will forward Detection task to baseband module 208, such as step S204, further, such as step S206 root
The RRU 206 being located according to the cell in specified cell search database and uplink antenna port, and with uplink antenna port
Corresponding band limits.The center frequency point of each frequency sub-band scope is calculated respectively in above-mentioned band limits, to realize each
Individual center frequency point obtains the interference data that the corresponding radio bearer of cell to be detected is collected from the interference buffering of PHY 210,
Such as step S208.Report cycle report reach constantly when, baseband module 208 by the interference data for getting, on
OMC 202 is offered, such as step S210.After OMC 202 receives interference data, by data according to reporting form to cache.
If user have selected figure displaying, OMC will show the interference data for getting to graphically.For example, with horizontal stroke
Axle is RB or frequency, and the longitudinal axis is NI values.
Wherein, when above-mentioned band limits is obtained, can be, but not limited to：First uplink antenna end of RRU is obtained successively
Mouthful, to last uplink antenna port.
Specifically illustrate with reference to the example below, so that detection means is as frequency sweep as an example, step S302-S332 with reference to shown in Fig. 3
Illustrate that the process of cell out-of-band interference detection can be as follows：
S1, OAM search the band limits for specifying uplink antenna port from RRU【A,B】；
S2, calculates the center frequency point of RRU, the center frequency point for calculating is sent to RRU；
After S3, RRU receive center frequency point setting message, the original frequency of port is preserved.Enable newly-installed frequency.
Frequency point setting completion message is replied to OAM；
After S4, OAM receive center frequency point completion message, to frequency sweep task under baseband module, designated port is carried；
S5, after baseband module receives task, to for being field programmable gate array (FPGA, the Field of portmask
- Programmable Gate Array) message is sent out, shield other ports of this cell；
S6, starts the interference buffering collection interference data from PHY on cell is specified, and each transmission intercal TTI is gathered
NI values on whole RB,；
S7, when report cycle arrives, the data that baseband module will be gathered report OAM, stop frequency sweep.
After S8, OAM receive the interference data of collection, the center frequency point of RRU is continued to move to, repeat S2-S8, until
The frequency end of the port；
S9, OAM send frequency to the frequency sweep port specified of RRU and recover message；
After S10, RRU receive frequency recovery message, original frequency is returned to, recover frequency point setting success message to OAM；
After S11, OAM receive frequency recovery message, start the frequency sweep of next port.Repeat S1 to S11.
Alternatively, in the present embodiment, can be, but not limited to determine each frequency sub-band according to bandwidth of cell in band limits
The center frequency point of scope.Wherein, bandwidth of cell can be as follows：
1) 20M cells are configured to, bandwidth of cell is 18M
2) 15M cells are configured to, bandwidth of cell is 13.5M
3) 10M cells are configured to, bandwidth of cell is 9M
4) 5M cells are configured to, bandwidth of cell is 4.5M
5) 3M cells are configured to, bandwidth of cell is 2.7M
6) 1.4M cells are configured to, bandwidth of cell is 1.08M
Above-mentioned is only a kind of example, does not do any restriction in the present embodiment to this.
The embodiment provided by the application, it is after Detection task is received, to be checked indicated by Detection task by obtaining
Multiple band limits that the antenna at cell place is covered are surveyed, and the multiple of each band limits are being constituted respectively to reach
The interference data of cell to be detected are obtained in the range of frequency sub-band, so as to realize improving the efficiency of area interference detection, to ensure
Quickly and efficiently location interference position, overcome in prior art by mobile frequency carry out caused by detection institute detection efficiency compared with
Low problem.
Used as a kind of optional scheme, first acquisition unit 404 includes：
1) searching modul, for searching multiple up days corresponding with the antenna at cell to be detected place according to cell ID
Line end mouth；
2) the first acquisition module, for obtaining band limits corresponding with each uplink antenna port.
Alternatively, in the present embodiment, multiple band limits that the antenna that above-mentioned cell to be detected is located is covered can with but
It is not limited to corresponding with multiple uplink antenna ports respectively.By the cell ID for getting, according to cell mark in database
Know and search RRU corresponding with cell place antenna, further, obtain the corresponding uplink antenna ports of RRU, it is many to obtain
Individual band limits.
The embodiment provided by the application, by obtaining the corresponding multiple band limits of cell, is realized to each frequency range model
Enclose, to reach the purpose of the scope for expanding Interference Detection, and then realize quick positioning out-of-band interference
Interference position.
Used as a kind of optional scheme, second acquisition unit includes：
1) the second acquisition module, for being obtained on each band limits respectively according to the bandwidth of cell of cell to be detected
Multiple frequency sub-band scopes；
2) the 3rd acquisition module, obtains interference data for the center frequency point respectively in frequency sub-band scope.
Alternatively, in the present embodiment, above-mentioned band limits includes：Initial frequency and termination frequency.
Alternatively, in the present embodiment, obtaining each frequency sub-band scope can be including but not limited to：With bandwidth of cell to move
Dynamic distance, obtains multiple frequency sub-band scopes by center frequency point is sequentially adjusted in band limits.Alternatively, in this enforcement
In example, after center frequency point has been adjusted every time, begin to obtain interference data in corresponding frequency sub-band scope.
Used as a kind of optional scheme, the second acquisition module includes：
1) process submodule, for using the center frequency point of each frequency sub-band scope as the current of current frequency sub-band scope
Center frequency point, performs following steps, until it reaches terminate frequency, the initial value of Current central frequency is the two of bandwidth of cell
/ mono- with initial frequency and：
S1, judges whether the end frequency of current frequency sub-band scope reaches termination frequency, wherein, end frequency is little zone
Wide 1/2nd with Current central frequency and；
S2, if the end frequency of current frequency sub-band scope not up to terminates frequency, obtains current frequency sub-band scope
((fi- C/2), (fi+ C/2)), wherein, the Current central frequency f of current frequency sub-band scopeiIncluding：
fi=fi-1+ C,
Wherein, fiFor the center frequency point of current frequency sub-band scope, fi-1For the previous frequency sub-band scope of current frequency sub-band scope
Center frequency point, C is the bandwidth of cell of cell to be detected；
S3, if the end frequency of current frequency sub-band scope reaches termination frequency, obtains current frequency sub-band scope ((fi- C/2),
(fi+ C/2)), wherein, the Current central frequency f of current frequency sub-band scopeiIncluding：
fi=B-C/2,
Wherein, fiFor the center frequency point of current frequency sub-band scope, termination frequencies of the B for band limits, C are to be detected little
The bandwidth of cell in area.
Alternatively, in the present embodiment, can be obtaining center frequency point according to the end frequency of frequency sub-band scope.It is assumed that
The a width of C of band of cell, the computational methods of center frequency point can be as follows：
For the first time：Center frequency point=A ± C/2；Terminate frequency=A+C/2；
Subsequently：Center frequency point=last time terminates frequency+C/2；
Terminate frequency=beginning frequency+bandwidth of cell；
If terminating frequency>Terminate frequency；
Then center frequency point=termination frequency-bandwidth of cell/2；
Otherwise, center frequency point=beginning frequency+bandwidth of cell/2.
It should be noted that in the calculation the heart frequency when, can be calculated based on previous center frequency point, displacement is then
One bandwidth of cell C, it is also possible to which the end frequency based on previous frequency sub-band scope is calculated, displacement are then 1/2
Bandwidth of cell C, the present embodiment do not do any restriction to this.
Specifically illustrate with reference to the example below, it is assumed that band limits is [1880,1915], and cell to be detected is that 20M is (little
Area ID is for 1), the bandwidth of cell of the cell is 18M, and the mode for obtaining multiple frequency sub-band scopes successively in band limits can
To include：The initial value of center frequency point is fi=1880+18/2=1889.It is 1889 corresponding frequency sub-band models in center frequency point
In enclosing, it is 1898 to terminate frequency, and the end frequency of next frequency sub-band scope is 1898+18=1916, i.e. more than end
Only frequency 1915, then next center frequency point fi=1915-18/2=1907.Here only it is a kind of example, in the present embodiment
Any restriction is not done to this.
The embodiment provided by the application, is obtained in each band limits in multiple frequency sub-band scopes by the way
Heart frequency, obtains so as to realize by being sequentially adjusted in center frequency point with the interference data outside interior and band, and then is ensureing accurate
It is determined that in the case of the interference position of position, can to band outside carry out efficiently quickly Interference Detection in a big way, it is existing to avoid
The problem for having detection efficiency present in technology relatively low.
Used as a kind of optional scheme, the 3rd acquisition module includes：
1), acquisition submodule, in center frequency point every scheduled transmission interval acquiring in the up son of target being pre-configured with
Interference data on frame.
Alternatively, in the present embodiment, can be, but not limited to once disturb data every scheduled transmission interval acquiring, wherein,
Above-mentioned interference data can be, but not limited to the interference data to get in the fixed subframe that is pre-configured with.So as to realize accurately
The subframe that location interference position is specifically located.
As a kind of optional scheme, also include：
S1, reporting unit, for respectively constitute each band limits multiple frequency sub-band in the range of obtain to be detected little
After the interference data in area, when reporting indicated by report cycle reaches constantly, will be cell to be detected wireless at each
The maximum and mean value of the interference data detected on the target sub-frame of uplink of carrying is carried out as the interference data for reporting
Report.
Alternatively, in the present embodiment, data are disturbed to include but is not limited to：The interference NI values of sub-frame of uplink.Will
The interference data that the maximum and mean value of the interference NI values for getting is reported as each radio bearer in report cycle.
The embodiment provided by the application, using the maximum and mean value of the interference data for getting as the interference for reporting
Data are reported, so as to the accuracy of interference data for ensureing to report.
It should be noted that above-mentioned modules can be by software or hardware to realize, for the latter, Ke Yitong
Cross in the following manner realization, but not limited to this：Above-mentioned module is respectively positioned in same processor；Or, above-mentioned module distinguishes position
In multiple processors.
Embodiment 3
Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, above-mentioned storage medium can
It is used for the program code for performing following steps to be arranged to store：
S1, receives Detection task, wherein, the cell ID of cell to be detected is at least carried in Detection task；
S2, obtains multiple band limits that the antenna at the cell place to be detected that cell ID is indicated is covered；
S3, obtains the interference data of cell to be detected respectively in the range of the multiple frequency sub-band for constituting each band limits.
Alternatively, in the present embodiment, above-mentioned storage medium can be including but not limited to：USB flash disk, read-only storage (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic
Dish or CD etc. are various can be with the medium of store program codes.
Alternatively, the specific example in the present embodiment may be referred to showing described in above-described embodiment and optional embodiment
Example, the present embodiment will not be described here.
Obviously, those skilled in the art should be understood that each module or each step of the above-mentioned present invention can be with general
Realizing, they can concentrate on single computing device computing device, or be distributed in multiple computing devices and constituted
Network on, alternatively, they can be realized with the executable program code of computing device, it is thus possible to by they
Storage in the storage device by computing device performing, and in some cases, can be holding different from order herein
The shown or described step of row, or they are fabricated to each integrated circuit modules respectively, or will be many in them
Individual module or step are fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hardware
Combine with software.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the technology of this area
For personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made it is any
Modification, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (14)
1. a kind of area interference detection method, it is characterised in that include：
Detection task is received, wherein, the cell ID of cell to be detected is at least carried in the Detection task；
Obtain multiple band limits that the antenna at the cell place described to be detected that the cell ID is indicated is covered；
The dry of the cell to be detected is obtained in the range of the multiple frequency sub-band for constituting each band limits respectively
Disturb data.
2. method according to claim 1, it is characterised in that it is described to be checked that the acquisition cell ID is indicated
Multiple band limits that the antenna that survey cell is located is covered include：
Multiple up days corresponding with the antenna at the cell place to be detected are searched according to the cell ID
Line end mouth；
Obtain the band limits corresponding with uplink antenna port each described.
3. method according to claim 1, it is characterised in that described to constitute many of each band limits respectively
The interference data that the cell to be detected is obtained in individual sub- band limits include：
Obtain the plurality of on each described band limits respectively according to the bandwidth of cell of the cell to be detected
Frequency sub-band scope；
Center frequency point in the frequency sub-band scope obtains the interference data respectively.
4. method according to claim 2, it is characterised in that the band limits includes：Initial frequency and termination frequency
Point, the bandwidth of cell according to the cell to be detected obtain described many on each described band limits respectively
Individual sub- band limits includes：
Using the center frequency point of each frequency sub-band scope as current frequency sub-band scope Current central frequency, perform with
Lower step, until it reaches the termination frequency, the initial value of the Current central frequency is the two of the bandwidth of cell
/ mono- with the initial frequency and：
Judge whether the end frequency of the current frequency sub-band scope reaches the termination frequency, wherein, it is described
Terminate frequency be the bandwidth of cell 1/2nd with the Current central frequency and；
If the end frequency of the current frequency sub-band scope is not up to the termination frequency, obtain described current
Frequency sub-band scope ((fi- C/2), (fi+ C/2)), wherein, the current frequency sub-band scope it is described current
Center frequency point fiIncluding：
fi=fi-1+ C,
Wherein, the fiFor the center frequency point of the current frequency sub-band scope, the fi-1For the current son
The center frequency point of the previous frequency sub-band scope of band limits, the C are the cell of the cell to be detected
Bandwidth
If the end frequency of the current frequency sub-band scope reaches the termination frequency, the current son is obtained
Band limits ((fi- C/2), (fi+ C/2)), wherein, the current frequency sub-band scope it is described current in
Heart frequency fiIncluding：
fi=B-C/2,
Wherein, the fiFor the center frequency point of the current frequency sub-band scope, the B is the band limits
The termination frequency, the C is the bandwidth of cell of the cell to be detected.
5. method according to claim 3, it is characterised in that it is described respectively the frequency sub-band scope center frequency point
Obtaining the interference data includes：
The center frequency point every scheduled transmission interval acquiring on the target sub-frame of uplink being pre-configured with described in
Interference data.
6. method according to claim 5, it is characterised in that constituting the multiple of each band limits respectively
After the interference data of the cell to be detected are obtained in the range of frequency sub-band, also include：
When reporting indicated by report cycle reaches constantly, by the cell to be detected in each radio bearer
The maximum and mean value of the interference data detected on the target sub-frame of uplink is used as the interference number for reporting
According to being reported.
7. the method according to any one of claim 1-6, it is characterised in that the interference data include：Up son
The interference NI values of frame.
8. a kind of area interference detection means, it is characterised in that include：
Receiving unit, for receiving Detection task, wherein, cell to be detected is at least carried in the Detection task
Cell ID；
First acquisition unit, is covered for obtaining the antenna that the cell described to be detected that the cell ID is indicated is located
Multiple band limits of lid；
Second acquisition unit, for respectively constitute each band limits multiple frequency sub-band in the range of obtain institute
State the interference data of cell to be detected.
9. device according to claim 8, it is characterised in that the first acquisition unit includes：
Searching modul, should for searching the antenna pair being located with the cell to be detected according to the cell ID
Multiple uplink antenna ports；
First acquisition module, for obtaining the band limits corresponding with uplink antenna port each described.
10. device according to claim 8, it is characterised in that the second acquisition unit includes：
Second acquisition module, for obtaining each described frequency range respectively according to the bandwidth of cell of the cell to be detected
The plurality of frequency sub-band scope in scope；
3rd acquisition module, obtains the interference data for the center frequency point respectively in the frequency sub-band scope.
11. devices according to claim 9, it is characterised in that the band limits includes：Initial frequency and termination frequency
Point, second acquisition module include：
Process submodule, for using the center frequency point of each frequency sub-band scope as the current of current frequency sub-band scope
Center frequency point, performs following steps, until it reaches the termination frequency, and the initial value of the Current central frequency is
/ 2nd of the bandwidth of cell and the initial frequency and：
Judge whether the end frequency of the current frequency sub-band scope reaches the termination frequency, wherein, it is described
Terminate frequency be the bandwidth of cell 1/2nd with the Current central frequency and；
If the end frequency of the current frequency sub-band scope is not up to the termination frequency, obtain described current
Frequency sub-band scope ((fi- C/2), (fi+ C/2)), wherein, the current frequency sub-band scope it is described current
Center frequency point fiIncluding：
fi=fi-1+ C,
Wherein, the fiFor the center frequency point of the current frequency sub-band scope, the fi-1For the current son
The center frequency point of the previous frequency sub-band scope of band limits, the C are the cell of the cell to be detected
Bandwidth；
If the end frequency of the current frequency sub-band scope reaches the termination frequency, the current son is obtained
Band limits ((fi- C/2), (fi+ C/2)), wherein, the current frequency sub-band scope it is described current in
Heart frequency fiIncluding：
fi=B-C/2,
Wherein, the fiFor the center frequency point of the current frequency sub-band scope, the B is the band limits
The termination frequency, the C is the bandwidth of cell of the cell to be detected.
12. devices according to claim 10, it is characterised in that the 3rd acquisition module includes：
Acquisition submodule, in the center frequency point every scheduled transmission interval acquiring in the target being pre-configured with
The interference data in row subframe.
13. devices according to claim 12, it is characterised in that also include：
Reporting unit, for respectively in the range of the multiple frequency sub-band for constituting each band limits described in acquisition
After the interference data of cell to be detected, when reporting indicated by report cycle reaches constantly, will be described to be detected
The maximum of the interference data that cell is detected on the target sub-frame of uplink of each radio bearer and
Mean value is reported as the interference data for reporting.
14. devices according to any one of claim 8-13, it is characterised in that the interference data include：It is up
The interference NI values of subframe.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633865.6A CN106559816A (en) | 2015-09-29 | 2015-09-29 | Area interference detection method and device |
| PCT/CN2016/076539 WO2016177123A1 (en) | 2015-09-29 | 2016-03-16 | Small cell interference detection method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633865.6A CN106559816A (en) | 2015-09-29 | 2015-09-29 | Area interference detection method and device |
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|---|---|
| CN106559816A true CN106559816A (en) | 2017-04-05 |
Family
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| WO (1) | WO2016177123A1 (en) |
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| CN114499570B (en) * | 2021-12-31 | 2023-09-29 | 华为技术有限公司 | Information transmission method, radio frequency device and control device |
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