CN108173789A - Disturbance restraining method and device, communication system - Google Patents
Disturbance restraining method and device, communication system Download PDFInfo
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- CN108173789A CN108173789A CN201611116873.4A CN201611116873A CN108173789A CN 108173789 A CN108173789 A CN 108173789A CN 201611116873 A CN201611116873 A CN 201611116873A CN 108173789 A CN108173789 A CN 108173789A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
Abstract
An embodiment of the present invention provides a kind of disturbance restraining method and device, communication system, wherein, above-mentioned disturbance restraining method, including：BBU obtains the quantity of intra-cell users terminal to be measured；When the quantity is less than first threshold and the cell to be measured has interference, the specify information of the cell to be measured is sent to RRU, so that the RRU carries out AF panel to the cell to be measured.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of disturbance restraining method and device, communication system.
Background technology
Universal Mobile Communication System (Universal Mobile Telecommunications System, abbreviation at present
For UMTS) uplink narrowband interference the defects of being relatively common influence service feature index, outfield major part performance indicator is bad
All it is since the narrowband interference of uplink causes.
Normal multiple users can cause uplink interference, global system for mobile communications (Global System for
Mobile communication, referred to as GSM) uplink interference, broadcast singal or other signals can be also caused to UMTS
Emission source can also interfere with the uplink signal of UMTS.Method based on the interference of current identification uplink narrowband is all according to frequency pilot sign
Channel estimate matrix and noise jamming matrix obtain correcting noise jamming corresponding to the precomputation factor of frequency pilot sign, not
It is all effective for all scenes.A kind of strategy is just needed to be identified these uplink interferences and inhibits to interfere,
So as to reduce the influence to regular traffic, but in the relevant technologies, effective solution is had no.
Invention content
An embodiment of the present invention provides a kind of disturbance restraining method and device, communication system, at least to solve the relevant technologies
Middle AF panel scheme adapts to the problem of scene is limited.
According to one embodiment of present invention, a kind of disturbance restraining method is provided, including：Baseband processing unit
(Building Baseband Unit, referred to as BBU) obtains the quantity of intra-cell users terminal to be measured；It is less than in the quantity
When first threshold and the cell presence interference to be measured, the specify information of the cell to be measured is sent to remote radio unit (RRU)
(Radio Remote Unit, referred to as RRU), so that the RRU carries out AF panel to the cell to be measured.
According to another embodiment of the invention, a kind of disturbance restraining method is provided, including：RRU receives what BBU was sent
The specify information of interfered cell, wherein, the interfered cell is less than for the BBU in the quantity of intra-cell users terminal to be measured
The cell determined when one threshold value and the cell presence interference to be measured；The RRU carries out AF panel to the interfered cell.
According to another embodiment of the invention, a kind of disturbance restraining method is provided, including：It obtains in cell to be measured and uses
The quantity of family terminal；When the quantity is less than first threshold and the cell to be measured has interference, to the cell to be measured into
Row AF panel.
According to another embodiment of the invention, a kind of interference rejection unit is provided, applied to BBU, including：Obtain mould
Block, for obtaining the quantity of intra-cell users terminal to be measured；Sending module, for being less than first threshold and described in the quantity
When cell to be measured has interference, the specify information of the cell to be measured is sent to RRU, so that the RRU is to described to be measured small
Area carries out AF panel.
According to another embodiment of the invention, a kind of interference rejection unit is provided, applied to RRU, described device packet
It includes：Receiving module, for receiving the specify information of the interfered cell of BBU transmissions, wherein, the interfered cell exists for the BBU
The quantity of intra-cell users terminal to be measured is less than first threshold and the cell to be measured has the cell determined during interference；Interference suppression
Molding block, for carrying out AF panel to the interfered cell according to the specify information.
According to another embodiment of the invention, a kind of interference rejection unit is provided, including：Acquisition module, for obtaining
Take the quantity of intra-cell users terminal to be measured；AF panel module, for being less than first threshold and described to be measured in the quantity
When cell has interference, AF panel is carried out to the cell to be measured.
According to still another embodiment of the invention, a kind of communication system is provided, including：BBU, for obtaining cell to be measured
The quantity of interior user terminal；It, will be described to be measured small when the quantity is less than first threshold and the cell to be measured has interference
The specify information in area is sent to RRU；And it receives the RRU and interference suppression is carried out to the cell to be measured according to the specify information
The AF panel result being made；The RRU for receiving the specify information, and carries out interference suppression to the cell to be measured
System.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses
In the program code for performing following steps：BBU obtains the quantity of intra-cell users terminal to be measured；It is less than the first threshold in the quantity
When value and the cell presence interference to be measured, the specify information of the cell to be measured is sent to RRU；Described in the BBU is received
RRU carries out the cell to be measured the AF panel result that AF panel obtains according to the specify information and is less than in the quantity
When first threshold and the cell presence interference to be measured, the specify information of the cell to be measured is sent to RRU；The BBU connects
It receives the RRU and carries out the AF panel result that AF panel obtains to the cell to be measured according to the specify information.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses
In the program code for performing following steps：
RRU receives the specify information for the interfered cell that baseband processing unit BBU is sent, wherein, the interfered cell is institute
State BBU determined when the quantity of intra-cell users terminal to be measured is less than first threshold and the cell to be measured has interference it is small
Area；The RRU carries out AF panel to the interfered cell.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses
In the program code for performing following steps：Obtain the quantity of intra-cell users terminal to be measured；It is less than first threshold in the quantity
And the cell to be measured carries out AF panel when there is interference to the cell to be measured.
By the present invention, since base station can be determined according to user terminal quantity and cell with the presence or absence of the situation of interference
Whether AF panel is carried out to cell to be measured, therefore, interference analysis is carried out by adaptive mode, determines conflicting mode, and
Inhibited, both reduced the personnel cost of O＆M in this way, be also conducive to improve the performance indicator of whole net, and then solve AF panel side
Case adapts to the problem of scene is limited.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and forms the part of the application, this hair
Bright illustrative embodiments and their description do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structure diagram of modules in node B (Node B) according to embodiments of the present invention；
Fig. 2 is the work flow diagram of the according to embodiments of the present invention 1 each intermodule in optional NodeB inside；
Fig. 3 is the flow diagram of the disturbance restraining method of the embodiment of the present invention 1；
Fig. 4 is the flow chart of according to embodiments of the present invention 2 disturbance restraining method；
Fig. 5 is the structure diagram of according to embodiments of the present invention 3 interference rejection unit；
Fig. 6 is another structure diagram of according to embodiments of the present invention 3 interference rejection unit；
Fig. 7 is the flow chart of according to embodiments of the present invention 4 disturbance restraining method；
Fig. 8 is the structure diagram of according to embodiments of the present invention 5 interference rejection unit；
Fig. 9 is another structure diagram of according to embodiments of the present invention 5 interference rejection unit；
Figure 10 is the flow chart of according to embodiments of the present invention 6 disturbance restraining method；
Figure 11 is the structure diagram of according to embodiments of the present invention 7 interference rejection unit.
Specific embodiment
Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that do not conflicting
In the case of, the feature in embodiment and embodiment in the application can be combined with each other.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be the object for distinguishing similar, and specific sequence or precedence are described without being used for.
Embodiment 1
The present embodiment provides a kind of Node B (base station), as shown in Figure 1, the Node B include：Message control module 10 is done
Scan module 12, AF panel module 14 are disturbed, wherein：
If user's number community user number that the message control module 10 of BBU counts each cell is excessive, there is interference
Belong to normal condition, when the number of users of cell is few, but has strong jamming, then need by the specify information of interfered cell (including
But it is not limited to channel and carrier frequency) the RRU units where it are sent to further to investigate；12 basis of interference scan module of RRU
Message control module 10 reports up noisy cell, and FTT (quick Fu is carried out to sampled point to the carrier frequency where it and channel
Vertical leaf transformation), if it find that have interference, the inhibition that AF panel module 14 is notified to be interfered；The AF panel module of RRU
14 progress AF panels simultaneously notify message control module 10 to detect the effect of AF panel；The detection of message control module 10 is done
Disturb whether a period of time after inhibiting also has interference, if there is the AF panel module 14 for illustrating inhibition Notice Of Nonavailability RRU
Cancel and inhibit operation.
It is illustratively how comprehensive detection is interfered and carries out AF panel in NodeB with reference to Fig. 2 and Fig. 3.
Step 1：As shown in Figures 2 and 3, with n hours for the period, BBU message control modules are by monitoring the business of cell
Amount, if cell business volume if it exceeds being skipped if threshold value k1, if cell business volume less if judge whether that RTWP is more than
Threshold value RTWP_max, the cell for illustrating to have interference and RRU is notified to need frequency sweep if greater than threshold value.
Step 2：The interference scan module of RRU is scanned according to the specify information of the cell of transmission indicated by the specify information
Channel and carrier wave, the method for decision is：It extracts sampled point and carries out FTT (Fast Fourier Transform), if detecting interference,
It is sent to AF panel module and inhibits instruction message, indicate to need to inhibit carrier frequency and port numbers in message.
Step 3：The AF panel module of RRU is indicated according to the inhibition that scan module issues and the interference of NodeB itself
Both self-adaptive switch is inhibited to open decision simultaneously and carry out AF panel, message control module detection suppression is notified if being inhibited
The effect of system.
Step 4：The carrier frequency and channel number for the inhibition that the message control module of BBU reports up according to suppression module, detection
RTWP differences before corresponding carrier frequency and channel start and startup are then kept more than threshold value RTWP_delta；Otherwise it notifies
The AF panel module of RRU closes AF panel until next cycle.
The embodiment of the present invention carries out interference analysis by adaptive mode, and frequency sweep determines to interfere, and is inhibited, finally
Inhibition detects.Interference is eliminated with a series of operation of automations, had both reduced the personnel cost of O＆M in this way, is also conducive to improve
The performance indicator of whole net.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on such understanding, technical scheme of the present invention is substantially in other words to existing
The part that technology contributes can be embodied in the form of software product, which is stored in a storage
In medium (such as ROM/RAM, magnetic disc, CD), used including some instructions so that a station terminal equipment (can be mobile phone, calculate
Machine, server or network equipment etc.) perform method described in each embodiment of the present invention.
Embodiment 2
Based on embodiment 1, a kind of disturbance restraining method is additionally provided in the present embodiment, as shown in figure 4, this method packet
It includes：
Step S402, BBU obtain the quantity of intra-cell users terminal to be measured；
Step S404, will be above-mentioned to be measured small when above-mentioned quantity is less than first threshold and above-mentioned cell to be measured has interference
The specify information in area is sent to RRU.Optionally, determine that above-mentioned cell to be measured has interference in a case where：Above-mentioned BBU detections
When being less than the RTWP of second threshold and above-mentioned cell to be measured to the portfolio of above-mentioned cell to be measured and be more than third threshold value, determine above-mentioned
There is interference in cell to be measured；Wherein, if the quantity of above-mentioned user terminal is less than above-mentioned first threshold, illustrate cell business volume
It is not very big, still, if at this time if when the RTWP of cell to be measured is more than threshold value (i.e. above-mentioned second threshold), then it is assumed that deposit
It is interfering.
It should be noted that above-mentioned first threshold, second threshold, third threshold value and the 4th threshold value are can be according to practical need
It is flexibly setting or being determined according to limited trials.
The step above-mentioned RRU of S406, BBU reception carries out AF panel to above-mentioned cell to be measured according to above-mentioned specify information and obtains
AF panel result.
It should be noted that step S406 is an optional step, i.e., it, can be as needed in actual application
It determines the need for performing the step.
Optionally, above-mentioned specify information includes but not limited to：Channel and/or carrier frequency used in above-mentioned cell to be measured.
In one alternate embodiment, the effect for detection AF panel, above-mentioned BBU receive above-mentioned RRU according to above-mentioned finger
After determining the AF panel result that information obtains above-mentioned cell progress AF panel to be measured, in above-mentioned AF panel result meaning
When the difference shown is less than predetermined threshold value, above-mentioned BBU notifies above-mentioned RRU to cancel AF panel, wherein, above-mentioned difference is treats to above-mentioned
The difference of RTWP and the RTWP before interfering above-mentioned cell to be measured after survey cell progress AF panel.
Embodiment 3
A kind of interference rejection unit is additionally provided in the present embodiment, and applied to BBU, which is used to implement above-mentioned implementation
Example and preferred embodiment had carried out repeating no more for explanation.As used below, term " module " can be realized pre-
Determine the combination of the software and/or hardware of function.Although following embodiment described device is preferably realized with software,
The realization of the combination of hardware or software and hardware is also what may and be contemplated.As shown in figure 5, the device includes：
Acquisition module 50, for obtaining the quantity of intra-cell users terminal to be measured；
Sending module 52, will be above-mentioned for when above-mentioned quantity is less than first threshold and above-mentioned cell to be measured has interference
The specify information of cell to be measured is sent to remote radio unit (RRU) RRU；
Receiving module 54 carries out AF panel according to above-mentioned specify information for receiving above-mentioned RRU to above-mentioned cell to be measured
Obtained AF panel result.
It should be noted that receiving module 54 is an optional module, i.e., it can be according to reality in actual application
Border is necessary to determine whether to need to set the module.
Optionally, as shown in fig. 6, above device further includes：Notification module 56, in above-mentioned AF panel result meaning
When the difference shown is less than predetermined threshold value, above-mentioned RRU is notified to cancel AF panel, wherein, above-mentioned difference is to above-mentioned cell to be measured
The difference of RTWP and the RTWP before interfering above-mentioned cell to be measured after progress AF panel.
It should be noted that acquisition module 50, sending module 52, receiving module 54 and notification module in the present embodiment
56 functions of being realized are suitable with the message control module 10 in embodiment 1, but message control module 10 can be realized than above-mentioned
The more function of module.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
In the following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary
The form of combination is located in different processors respectively.
Embodiment 4
The present embodiment also provides a kind of disturbance restraining method, as shown in fig. 7, this method includes：
Step S702, RRU receive the specify information for the interfered cell that baseband processing unit BBU is sent, wherein, above-mentioned interference
Cell is true when the quantity of intra-cell users terminal to be measured is less than first threshold and above-mentioned cell to be measured has interference for above-mentioned BBU
Fixed cell；
Step S704, RRU carry out AF panel to above-mentioned interfered cell.
Optionally, after above-mentioned RRU carries out AF panel to above-mentioned interfered cell, above-mentioned RRU is periodically sent out to above-mentioned BBU
Send AF panel result；Above-mentioned RRU receives the notice that above-mentioned BBU is sent, wherein, it is dry which is used to indicate above-mentioned RRU cancellations
Inhibition is disturbed, above-mentioned notice is the notice sent when the difference indicated by above-mentioned AF panel result is less than predetermined threshold value, above-mentioned
Difference is the RTWP and RTWP before interfering above-mentioned interfered cell carried out to above-mentioned interfered cell after AF panel
Difference.
Optionally, before above-mentioned RRU carries out AF panel to above-mentioned interfered cell, above-mentioned RRU is to above-mentioned interfered cell institute
The carrier wave and/or channel used is sampled, and carries out Fast Fourier Transform (FFT) FFT to sampled value, and the result according to FFT determines
Conflicting mode；AF panel is carried out to above-mentioned interfered cell according to above-mentioned conflicting mode.
It should be noted that the preferred embodiment in the present embodiment may refer to the associated description in embodiment 1 or 2,
Details are not described herein again.
Embodiment 5
The present embodiment provides a kind of interference rejection units, and applied to RRU, which is used to implement above-mentioned side in embodiment 4
Method, as shown in figure 8, above device includes：
Receiving module 80, for receiving the specify information of the interfered cell of BBU transmissions, wherein, the interfered cell is upper
State BBU determined when the quantity of intra-cell users terminal to be measured is less than first threshold and above-mentioned cell to be measured has interference it is small
Area；
AF panel module 82, for carrying out AF panel to above-mentioned interfered cell according to above-mentioned specify information.
Optionally, as shown in figure 9, above device further includes：Sending module 84 sends to above-mentioned BBU for periodicity and does
Disturb histamine result；
Receiving module 80 is additionally operable to receive the notice that above-mentioned BBU is sent, wherein, which is used to indicate above-mentioned RRU and cancels
AF panel, above-mentioned notice are the notice sent when the difference indicated by above-mentioned AF panel result is less than predetermined threshold value, on
It is to the RTWP after above-mentioned interfered cell progress AF panel and before interfering above-mentioned interfered cell to state difference
The difference of RTWP.
It should be noted that the receiving module 80 in the present embodiment is equivalent to the interference scan module described in embodiment 1
12, but interfere scan module 12 that can realize the function more more than receiving module 80；AF panel module 82 and sending module 84
The AF panel module 14 being equivalent in embodiment 1, but AF panel module 14 can be realized than AF panel module 82 and hair
The function of sending module 84 more.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
In the following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary
The form of combination is located in different processors respectively.
Embodiment 6
The present embodiment provides a kind of disturbance restraining methods, and as shown in Figure 10, this method includes：
Step S1002, base station obtain the quantity of intra-cell users terminal to be measured；
Step S1004, when above-mentioned quantity is less than first threshold and above-mentioned cell to be measured has interference, above-mentioned base station is to upper
It states cell to be measured and carries out AF panel.
Optionally, after AF panel is carried out to cell to be measured, above-mentioned base station is periodically acquired to above-mentioned cell to be measured
AF panel result；When the difference indicated by above-mentioned AF panel result is less than predetermined threshold value, above-mentioned base station is cancelled to upper
State the AF panel of interfered cell, wherein, above-mentioned difference be to above-mentioned interfered cell carry out AF panel after RTWP with it is right
Above-mentioned interfered cell interfered before RTWP difference.
Embodiment 7
The present embodiment also provides a kind of interference rejection unit, and as shown in figure 11, which includes：
Acquisition module 110, for obtaining the quantity of intra-cell users terminal to be measured；
AF panel module 112 is right for when above-mentioned quantity is less than first threshold and above-mentioned cell to be measured has interference
Above-mentioned cell to be measured carries out AF panel.
Optionally, above-mentioned acquisition module 110 is additionally operable to periodically acquire the AF panel result to above-mentioned cell to be measured；
Above-mentioned AF panel module 112 is additionally operable to when the difference indicated by above-mentioned AF panel result is less than predetermined threshold value, cancellation pair
The AF panel of above-mentioned interfered cell, wherein, above-mentioned difference be to above-mentioned interfered cell carry out AF panel after RTWP with
The difference of RTWP before interfering above-mentioned interfered cell.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
In the following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary
The form of combination is located in different processors respectively.
Embodiment 8
The present embodiment also provides a kind of communication system, including：BBU, for obtaining the quantity of intra-cell users terminal to be measured；
When above-mentioned quantity is less than first threshold and above-mentioned cell to be measured has interference, the specify information of above-mentioned cell to be measured is sent to
Remote radio unit (RRU) RRU；And it receives above-mentioned RRU and above-mentioned cell progress AF panel to be measured is obtained according to above-mentioned specify information
AF panel result；RRU for receiving above-mentioned specify information, and carries out AF panel to above-mentioned cell to be measured.
Optionally, above-mentioned BBU is additionally operable to, when the difference indicated by above-mentioned AF panel result is less than predetermined threshold value, lead to
Know that above-mentioned RRU cancels AF panel, wherein, above-mentioned difference be above-mentioned cell to be measured is carried out RTWP after AF panel with it is right
Above-mentioned cell to be measured interfered before RTWP difference.
Embodiment 9
The embodiment of the present invention additionally provides a kind of storage medium.The storage medium is set as storage for performing following step
Rapid program code：BBU obtains the quantity of intra-cell users terminal to be measured；It is less than first threshold and described to be measured in the quantity
When cell has interference, the specify information of the cell to be measured is sent to RRU；The BBU receives the RRU according to the finger
Determine the AF panel result that information obtains the cell progress AF panel to be measured and be less than first threshold and institute in the quantity
When stating cell to be measured in the presence of interference, the specify information of the cell to be measured is sent to RRU；The BBU receives the RRU foundations
The specify information carries out the cell to be measured the AF panel result that AF panel obtains.
Embodiment 10
The present embodiment additionally provides a kind of storage medium.The storage medium is set as storing the journey for performing following steps
Sequence code：RRU receives the specify information for the interfered cell that baseband processing unit BBU is sent, wherein, the interfered cell is described
The cell that BBU is determined when the quantity of intra-cell users terminal to be measured is less than first threshold and the cell to be measured exists and interferes；
The RRU carries out AF panel to the interfered cell.
Embodiment 11
The present embodiment additionally provides a kind of storage medium.The storage medium is set as storing the journey for performing following steps
Sequence code：Obtain the quantity of intra-cell users terminal to be measured；It is less than first threshold in the quantity and the cell to be measured exists
During interference, AF panel is carried out to the cell to be measured.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or
The various media that can store program code such as CD.
Optionally, the specific example in the present embodiment can be referred to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general
Computing device realize that they can concentrate on single computing device or be distributed in multiple computing devices and be formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed in the storage device by computing device, and in some cases, it can be to be different from shown in sequence herein performs
The step of going out or describing they are either fabricated to each integrated circuit modules respectively or by multiple modules in them or
Step is fabricated to single integrated circuit module to realize.It to be combined in this way, the present invention is not limited to any specific hardware and softwares.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (18)
1. a kind of disturbance restraining method, which is characterized in that including：
Baseband processing unit BBU obtains the quantity of intra-cell users terminal to be measured；
When the quantity is less than first threshold and the cell to be measured has interference, the specify information of the cell to be measured is sent out
It send to remote radio unit (RRU) RRU, so that the RRU carries out AF panel to the cell to be measured.
2. it according to the method described in claim 1, is done it is characterized in that, determining that the cell to be measured exists in a case where
It disturbs：
The BBU detects that the portfolio of the cell to be measured is less than second threshold and the broadband reception total work of the cell to be measured
When rate RTWP is more than third threshold value, determine that the cell to be measured has interference.
3. according to the method described in claim 1, it is characterized in that, the specify information includes：The cell to be measured is used
Channel and/or carrier frequency.
4. according to the method in any one of claims 1 to 3, which is characterized in that by the specify information of the cell to be measured
It is sent to after RRU, the method further includes：
The BBU receives the RRU and carries out the interference suppression that AF panel obtains to the cell to be measured according to the specify information
Result processed；And
When the difference indicated by the AF panel result is less than predetermined threshold value, the BBU notifies the RRU to cancel interference suppression
System, wherein, the difference is with being done to the cell to be measured to the RTWP after the cell progress AF panel to be measured
The difference of RTWP before disturbing.
5. a kind of disturbance restraining method, which is characterized in that including：
Remote radio unit (RRU) RRU receives the specify information of the specify information for the interfered cell that baseband processing unit BBU is sent,
In, the interfered cell is less than first threshold and the cell to be measured for the BBU in the quantity of intra-cell users terminal to be measured
The cell determined during in the presence of interference；
The RRU carries out AF panel according to the specify information to the interfered cell.
6. according to the method described in claim 5, it is characterized in that, the RRU is small to the interference according to the specify information
After area carries out AF panel, the method further includes：
The RRU periodically sends AF panel result to the BBU；
The RRU receives the notice that the BBU is sent when the difference indicated by the AF panel result is less than predetermined threshold value,
Wherein, which is used to indicate the RRU and cancels AF panel, the difference be the interfered cell is carried out AF panel it
The difference of RTWP afterwards and the RTWP before interfering the interfered cell.
7. according to the method described in claim 5, it is characterized in that, the specify information includes：The cell to be measured is used
Channel and/or carrier frequency.
8. method according to any one of claims 5 to 7, which is characterized in that the RRU is according to the specify information pair
Before the interfered cell carries out AF panel, the method further includes：
The RRU samples carrier wave and/or channel used in the interfered cell, and quick by being carried out to sampled value
The sampled value is converted to frequency-region signal by Fourier transformation FFT by time-domain signal, and corresponding interference source is searched on frequency domain, right
The interference source carries out AF panel.
9. a kind of disturbance restraining method, which is characterized in that including：
Base station obtains the quantity of intra-cell users terminal to be measured；
When the quantity is less than first threshold and the cell to be measured has interference, the base station carries out the cell to be measured
AF panel.
10. according to the method described in claim 9, it is characterized in that, the base station carries out AF panel to the cell to be measured
Later, the method further includes：
The base station periodically acquires the AF panel result to the cell to be measured；
When the difference indicated by the AF panel result is less than predetermined threshold value, the base station is cancelled to the interfered cell
AF panel, wherein, the difference is to the RTWP after interfered cell progress AF panel and to the interfered cell
The difference of RTWP before being interfered.
11. a kind of interference rejection unit, applied to baseband processing unit BBU, which is characterized in that including：
Acquisition module, for obtaining the quantity of intra-cell users terminal to be measured；
Sending module, will be described to be measured small for when the quantity is less than first threshold and the cell to be measured has interference
The specify information in area is sent to remote radio unit (RRU) RRU, so that the RRU carries out AF panel to the cell to be measured.
12. according to the devices described in claim 11, which is characterized in that described device further includes：
Notification module, for when the difference indicated by the AF panel result is less than predetermined threshold value, the RRU being notified to cancel
AF panel, wherein, the difference is to the RTWP after the cell progress AF panel to be measured and to the cell to be measured
The difference of RTWP before being interfered.
13. a kind of interference rejection unit, applied to remote radio unit (RRU) RRU, which is characterized in that described device includes：
Receiving module, for receiving the specify information of the interfered cell of baseband processing unit BBU transmissions, wherein, the interference is small
Area is determined for the BBU when the quantity of intra-cell users terminal to be measured is less than first threshold and the cell to be measured has interference
Cell；
AF panel module, for carrying out AF panel to the interfered cell according to the specify information.
14. device according to claim 13, which is characterized in that
Described device further includes：Sending module sends AF panel result for periodicity to the BBU；
The receiving module is additionally operable to receive the notice that the BBU is sent, wherein, it is dry which is used to indicate the RRU cancellations
Inhibition is disturbed, the notice is the notice sent when the difference indicated by the AF panel result is less than predetermined threshold value, described
Difference is the RTWP and RTWP before interfering the interfered cell carried out to the interfered cell after AF panel
Difference.
15. a kind of interference rejection unit, which is characterized in that including：
Acquisition module, for obtaining the quantity of intra-cell users terminal to be measured；
AF panel module, for when the quantity is less than first threshold and the cell to be measured has interference, being treated to described
It surveys cell and carries out AF panel.
16. device according to claim 15, which is characterized in that
The acquisition module is additionally operable to periodically acquire the AF panel result to the cell to be measured；The AF panel mould
Block is additionally operable to, when the difference indicated by the AF panel result is less than predetermined threshold value, cancel and do the interfered cell
Disturb inhibition, wherein, the difference be to the interfered cell carry out AF panel after RTWP with to the interfered cell into
The difference of RTWP before row interference.
17. a kind of communication system, which is characterized in that including：
Baseband processing unit BBU, for obtaining the quantity of intra-cell users terminal to be measured；The quantity be less than first threshold and
When the cell to be measured has interference, the specify information of the cell to be measured is sent to remote radio unit (RRU) RRU；And it receives
The RRU carries out the cell to be measured according to the specify information AF panel result that AF panel obtains；
The RRU for receiving the specify information, and carries out AF panel to the cell to be measured.
18. communication system according to claim 17, which is characterized in that the BBU is additionally operable in the AF panel knot
When difference indicated by fruit is less than predetermined threshold value, the RRU is notified to cancel AF panel, wherein, the difference is treats to described
The difference of RTWP and the RTWP before interfering the cell to be measured after survey cell progress AF panel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611116873.4A CN108173789A (en) | 2016-12-07 | 2016-12-07 | Disturbance restraining method and device, communication system |
| PCT/CN2017/111032 WO2018103511A1 (en) | 2016-12-07 | 2017-11-15 | Interference suppression method and device, and telecommunication system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611116873.4A CN108173789A (en) | 2016-12-07 | 2016-12-07 | Disturbance restraining method and device, communication system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111245486A (en) * | 2018-11-29 | 2020-06-05 | 中国移动通信集团四川有限公司 | Method, device and equipment for reducing signal crosstalk |
| CN114499570A (en) * | 2021-12-31 | 2022-05-13 | 华为技术有限公司 | Method for transmitting information, radio frequency device and control device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130017852A1 (en) * | 2011-05-17 | 2013-01-17 | Huawei Technologies Co., Ltd. | Communication system and management method thereof |
| CN103596216A (en) * | 2012-08-17 | 2014-02-19 | 中国移动通信集团设计院有限公司 | Method and apparatus for determining cell capacity enhancing capability |
| CN103947142A (en) * | 2011-09-30 | 2014-07-23 | 英特尔公司 | Multicast service using unicast subframe |
| CN104244335A (en) * | 2013-06-13 | 2014-12-24 | 索尼公司 | Interference coordination method, interference coordination device and measuring device |
| CN105519180A (en) * | 2013-09-10 | 2016-04-20 | Lg电子株式会社 | Method of obtaining RRU information by BBU, and BBU |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101925080B (en) * | 2009-06-12 | 2013-04-10 | 中国移动通信集团上海有限公司 | Method and device for testing forming interference inhibiting performance of multi-antenna system |
| CN102752767B (en) * | 2012-07-02 | 2014-12-10 | 厦门大学 | Method for improving performance of cell edge users by using multi-objective genetic algorithm |
| CN105792373B (en) * | 2014-12-24 | 2020-11-06 | 电信科学技术研究院 | Interference information indication method, interference suppression method and device |
-
2016
- 2016-12-07 CN CN201611116873.4A patent/CN108173789A/en active Pending
-
2017
- 2017-11-15 WO PCT/CN2017/111032 patent/WO2018103511A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130017852A1 (en) * | 2011-05-17 | 2013-01-17 | Huawei Technologies Co., Ltd. | Communication system and management method thereof |
| CN103947142A (en) * | 2011-09-30 | 2014-07-23 | 英特尔公司 | Multicast service using unicast subframe |
| CN103596216A (en) * | 2012-08-17 | 2014-02-19 | 中国移动通信集团设计院有限公司 | Method and apparatus for determining cell capacity enhancing capability |
| CN104244335A (en) * | 2013-06-13 | 2014-12-24 | 索尼公司 | Interference coordination method, interference coordination device and measuring device |
| CN105519180A (en) * | 2013-09-10 | 2016-04-20 | Lg电子株式会社 | Method of obtaining RRU information by BBU, and BBU |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111245486A (en) * | 2018-11-29 | 2020-06-05 | 中国移动通信集团四川有限公司 | Method, device and equipment for reducing signal crosstalk |
| CN111245486B (en) * | 2018-11-29 | 2021-06-18 | 中国移动通信集团四川有限公司 | Method, device and equipment for reducing signal crosstalk |
| CN114499570A (en) * | 2021-12-31 | 2022-05-13 | 华为技术有限公司 | Method for transmitting information, radio frequency device and control device |
| 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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| Publication number | Publication date |
|---|---|
| WO2018103511A1 (en) | 2018-06-14 |
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