CN108112024A - The Notification Method and system of interference information - Google Patents
The Notification Method and system of interference information Download PDFInfo
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- CN108112024A CN108112024A CN201711295829.9A CN201711295829A CN108112024A CN 108112024 A CN108112024 A CN 108112024A CN 201711295829 A CN201711295829 A CN 201711295829A CN 108112024 A CN108112024 A CN 108112024A
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- resource block
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- interference information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
Abstract
The present invention relates to wireless communication technology field, more particularly to the Notification Method and system of a kind of interference information.The initial position for the jamming resource block that this programme is currently communicated by acquisition with user terminal and length value；Interference information notification information is obtained according to the initial position of jamming resource block and length value, wherein, the initial position of at least two bit record jamming resource blocks in interference information notification information, the length value of at least two bit record jamming resource blocks；Interference information notification information is issued to user terminal to parse, so that user terminal obtains current interference information.Interference information notification information saves the description of the resource block to narrowband interference is not present in said program, reduces control information so that the disturbed condition of resource block will be more accurately notified to user terminal in system bandwidth.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to the Notification Method and system of a kind of interference information.
Background technology
In private communication field, Long Term Evolution (Long Term Evolution, LTE) system usually can there are strong narrowbands
Interference, the common narrowband for different system disturbs, such as malicious interference.In the case where being disturbed there are strong narrowband, base station needs logical
Overscanning gets the interference information in working frequency range, and interference information is sent to user terminal by broadcast message, makes
User terminal knows interference detection results, carries out frequency spectrum shift to control signal to realize, avoids interference, while realizes finer
The scheduling strategy of change.
Inventor has found, in traditional communication technology, base station mainly utilizes host system message block (Master
Information Block, MIB) in reserve 10bit interference information is notified to user terminal, wherein, 10bit is uniform
Represent the disturbed condition of resource block (Resource Block, RB) under different bandwidth.Such as in 20MHz, 100 are shared
A resource block, 1bit represent the disturbed condition (such as 1 indicates interference, 0 expression is noiseless) of 10 resource blocks.But if
With the presence of several resource block narrowband interference in resource block, no matter bit is 1 at this time, represents resource block there are narrowbands to do
It disturbs or bit is 0, represent resource block there is no narrowbands to disturb, it all can there are the control informations of multiple resource blocks, it is difficult to
The disturbed condition of resource block in system bandwidth is notified to user terminal exactly.
The content of the invention
Based on this, it is necessary to big for the Notification Method error of traditional interference information, it is difficult to exactly by system bandwidth
The problem of disturbed condition of interior resource block is notified to user terminal provides the Notification Method and system of a kind of interference information.
A kind of Notification Method of interference information, comprises the following steps：
Obtain initial position and the length value of the jamming resource block currently to communicate with user terminal；
Interference information notification information is obtained according to the initial position of the jamming resource block and length value, wherein, it is described
At least two bits record the initial position of the jamming resource block, at least two bit notes in interference information notification information
Record the length value of the jamming resource block；
The interference information notification information is issued to the user terminal to parse, so that the user terminal obtains
Obtain interference information currently.
The Notification Method of above-mentioned interference information carries jamming resource block start position information and length information by transmitting
Interference information notification information to user terminal, wherein interference information notification information saves the resource block to narrowband interference is not present
Description, reduce control information so that in system bandwidth the disturbed condition of resource block more accurately will notice to user terminal.
In one of the embodiments, preceding n bits of the interference information notification information record the jamming resource
The initial position of block, n+1~m bits record the length value of the jamming resource block, n >=2, m >=4, and m represents the interference
The bit sum of information notification information.
In one of the embodiments, it is described the interference information notification information is issued to the user terminal to solve
The step of analysis, comprises the following steps：
The interference information notification information is issued to the user terminal in the reserved bit position of host system message block
It is parsed.
In one of the embodiments, the start bit for obtaining the jamming resource block currently to communicate with user terminal
It puts and the step of length value, comprises the following steps：
Obtain the jamming power of the resource block currently to communicate with user terminal；
Judge that each resource block is disturbed with the presence or absence of narrowband according to the jamming power；
If the resource block judges the resource block for jamming resource block there are narrowband interference；
Obtain initial position and the length value of the jamming resource block.
In one of the embodiments, it is described to judge that each resource block is done with the presence or absence of narrowband according to the jamming power
The step of disturbing comprises the following steps：
Obtain jamming power average value in preset time threshold；
Judge that the jamming power average value is more than default jamming power threshold value；
If so, judge that the resource block has interference；Otherwise, it is determined that there is no interference for the resource block.
In one of the embodiments, it is described that interference is obtained according to the initial position of the jamming resource block and length value
The step of information notification information, comprise the following steps：
Each resource block is divided into 2nEqual portions obtain the corresponding quantized value in the jamming resource block initial position；
The quantized value is converted into value of the binary value as the n bit of n-bit；
Resource block behind the jamming resource block initial position is divided into 2m-nEqual portions obtain the jamming resource block length
Spend corresponding length quantized value；
The length quantized value is converted into value of the binary value as the n+1~m bit of m-n bits.
A kind of acquisition methods of interference information, comprise the following steps：
Receive the interference information notification information that the base station currently connected is sent；Wherein, in the interference information notification information
At least two bits record the initial position of the jamming resource block, and at least two bits record the jamming resource block
Length value；
Parsing is carried out to the interference information notification information and obtains current interference information.
The acquisition methods of above-mentioned interference information, the carrying jamming resource block initial position sent by obtaining and parsing base station
The interference information notification information of information and length information, wherein interference information notification information are saved to narrowband interference is not present
The description of resource block reduces control information so that user terminal can accurately know the disturbed condition of resource block in system bandwidth.
In one of the embodiments, preceding n bits of the interference information notification information record the jamming resource
The initial position of block, the n+1~m length values for recording the jamming resource block, n >=2, m >=4, m represent that the interference information is led to
Know the bit sum of information.
A kind of notice system of interference information, including：
Interference information acquisition module, for obtaining the initial position of the jamming resource block currently to communicate with user terminal
And length value；
Interference information notification information acquisition module obtains for the initial position according to the jamming resource block and length value
Interference information notification information is taken, wherein, at least two bits record the jamming resource in the interference information notification information
The initial position of block, at least two bits record the length value of the jamming resource block；
Interference information notification module solves for the interference information notification information to be issued to the user terminal
Analysis, so that the user terminal obtains current interference information.
The notice system of above-mentioned interference information, interference information notification information acquisition module are obtained according to interference information acquisition module
The initial position of the jamming resource block obtained and length value obtain interference information notification information generation interference information notification information, lead to
It crosses interference information notification module and is issued to user terminal, wherein interference information notification information saves the money to narrowband interference is not present
The description of source block reduces control information so that the disturbed condition of resource block will be more accurately notified to user in system bandwidth
Terminal.
A kind of acquisition system of interference information, including：
Interference information receiving module, for receiving the interference information notification information that the base station currently connected is sent；Wherein, institute
It states at least two bits in interference information notification information and records the initial position of the jamming resource block, at least two bits
Record the length value of the jamming resource block；
Interference information parsing module obtains current interference letter for carrying out parsing to the interference information notification information
Breath.
The acquisition system of above-mentioned interference information is obtained by interference information parsing module and parses interference information receiving module
The interference information notification information of acquisition, wherein interference information notification information save retouching for the resource block to narrowband interference is not present
It states, reduces control information so that user terminal can accurately know the disturbed condition of resource block in system bandwidth.
A kind of computer equipment including memory, processor and is stored on the memory and can be in the processing
The computer program run on device, the processor realize the notice side such as above-mentioned interference information when performing the computer program
Method.
Above computer equipment, by the computer program run on the processor, transmission carries jamming resource block and rises
The interference information notification information of beginning location information and length information to user terminal, save pair by wherein interference information notification information
There is no the descriptions of the resource block of narrowband interference, reduce control information so that the disturbed condition of resource block is more in system bandwidth
It will notify to user terminal exactly.
A kind of computer storage media, is stored thereon with computer program, is realized as above when which is executed by processor
State the Notification Method of interference information.
Above computer storage medium, by the computer program of its storage, transmission carries jamming resource block initial position
The interference information notification information of information and length information to user terminal, wherein interference information notification information is saved to being not present
The description of the resource block of narrowband interference, reduces control information so that the disturbed condition of resource block is more accurately in system bandwidth
It will notify to user terminal.
A kind of computer equipment including memory, processor and is stored on the memory and can be in the processing
The computer program run on device, the processor realize the acquisition side such as above-mentioned interference information when performing the computer program
Method.
Above computer equipment by the computer program run on the processor, obtains the carrying that base station is sent and does
Disturb the interference information notification information of resource block start position information and length information, wherein interference information notification information saving pair
There is no the descriptions of the resource block of narrowband interference, reduce control information so that user terminal can be accurately known in system bandwidth
The disturbed condition of resource block.
A kind of computer storage media, is stored thereon with computer program, is realized as above when which is executed by processor
State the acquisition methods of interference information.
Above computer storage medium by the computer program of its storage, obtains the carrying jamming resource that base station is sent
The interference information notification information of block start position information and length information, wherein interference information notification information are saved to being not present
The description of the resource block of narrowband interference, reduces control information so that user terminal can accurately know resource block in system bandwidth
Disturbed condition.
Description of the drawings
Fig. 1 is the flow chart of the Notification Method of the interference information of one embodiment of the invention；
Fig. 2 is the frame format of interference information notification information in one embodiment of the invention；
Fig. 3 is the flow chart of the Notification Method of the interference information of another embodiment of the present invention；
Fig. 4 is the flow chart of the Notification Method of the interference information of another embodiment of the present invention；
Fig. 5 is the flow chart of the acquisition methods of the interference information of one embodiment of the invention；
Fig. 6 is the structure diagram of the notice system of the interference information of one embodiment of the invention；
Fig. 7 is the structure diagram of the acquisition system of the interference information of one embodiment of the invention.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not intended to limit the scope of the invention.
Referring to Fig. 1, Fig. 1 is the flow chart of the Notification Method of the interference information of one embodiment of the invention.In the embodiment
Interference information Notification Method, comprise the following steps：
Step S110：Obtain initial position and the length value of the jamming resource block currently to communicate with user terminal.
In this step, jamming resource block refers to there are the resource block of narrowband interference, when in system bandwidth there are during narrowband interference,
Often a certain frequency range in bandwidth is had an impact, is corresponded on resource block, i.e., several continuous resource blocks are by narrowband interference effect.
Pass through the position of jamming resource block for knowing starting and the quantity of jamming resource block, it is possible to determine the information of narrowband interference.
Step S120：Interference information notification information is obtained according to the initial position of jamming resource block and length value, wherein,
The initial position of at least two bit record jamming resource blocks in interference information notification information, at least two bit records are dry
Disturb the length value of resource block.
Step S130：Interference information notification information is issued to user terminal to parse, so that user terminal obtains
Current interference information.
In the present embodiment, the interference information that jamming resource block start position information and length information are carried by transmitting is led to
Information is known to user terminal, and wherein interference information notification information is saved the description of the resource block to narrowband interference is not present, reduced
Control information so that the disturbed condition of resource block will be more accurately notified to user terminal in system bandwidth.
Specifically, when system is there are during strong narrowband stepwise derivation signal, base station can be by disturbing scanning that can obtain
It unites frequency range of the bandwidth memory in interference, the different frequency range of bandwidth corresponds to different resource block, i.e. base station can know that there are narrowbands
The initial position of the resource block of interference signal and length transmit initial position and length by interference information notification information
To user terminal so that interference information is notified to user terminal.Wherein, few two bits record in interference information notification information
The initial position of jamming resource block, the length value of at least two bit record jamming resource blocks, can save to not interfering with
The description of the frequency range of information so that interference information notification information can more accurately represent narrowband interference in system bandwidth
Position, base station and user terminal can accurately know disturbed condition, so as to improve the reliability of system transmission, improve time-frequency money
The utilization ratio in source.
For example, when user terminal not yet networks, interference information notification information can be received, and parses interference information
Afterwards, base station and user terminal can be caused to have unified cognition to interference information, base station can in transmission downgoing control signal
Running time-frequency resource is scheduled, avoids, there are the bandwidth of strong narrowband interference, helping user terminal unsuccessful demodulation downgoing control signal,
Establish Radio Link access cell.
In one of the embodiments, the starting of the preceding n bits record jamming resource block of interference information notification information
Position, the length value of n+1~m bit record jamming resource blocks, n >=2, m >=4, m represent the ratio of interference information notification information
Special position sum.
In the present embodiment, as shown in Fig. 2, representing that there are narrowbands to do using 1 to n bit in interference information notification information
The initial position for the resource block disturbed represents the initial position of interference, using n+1 to m bits, represent that there are narrowband interference
Resource block length, that is, the length disturbed, wherein, the value ranges of m values in system no more than can be used for transmission interference
The bit sum of information notification information.Interference information notification information saves retouching for the resource block to narrowband interference is not present
It states, reduces control information so that the disturbed condition of resource block will be more accurately notified to user terminal in system bandwidth.
Below with n=5, the present embodiment is illustrated exemplified by m=10.
The number of bits of interference information notification information is 10, wherein, 1 to 5 bits record that there are narrowband interference
Resource block initial position, the 6 to 10th bit record there are narrowband interference resource block length.Ordinary circumstance
Under, n is bigger, and number of bits is more, can more clearly show that the initial position of jamming resource block, and m is bigger, and bit is more,
It can more clearly show that the length of jamming resource block, specify the final position of jamming resource block.
The present embodiment saves the description of the resource block to narrowband interference is not present, and reduces control information so that system band
The disturbed condition of resource block will be more accurately notified to user terminal in width.
Referring to Fig. 3, Fig. 3 is the flow chart of the Notification Method of the interference information of another embodiment of the present invention.In the implementation
In example, according to the step of the initial position of jamming resource block and length value acquisition interference information notification information, including following step
Suddenly：
Step S121：Each resource block is divided into 2nEqual portions obtain the corresponding quantized value in jamming resource block initial position；
Step S122：Quantized value is converted into value of the binary value as n bits of n-bit；
Step S123：Resource block behind jamming resource block initial position is divided into 2m-nEqual portions obtain jamming resource block length
Spend corresponding length quantized value；
Step S124：Length quantized value is converted into value of the binary value as n+1~m bits of m-n bits.
In the present embodiment, the resource block in system bandwidth can be divided into 2 according to n valuesnEqual portions, the interference originated
The Location quantization is binary value by the position of resource block, as the value of n bits, likewise, according to m values by system band
Jamming resource block after the jamming resource block of wide inherent starting is divided into 2m-nObtain the binary value of the length of jamming resource block
Quantized value, remaining bit information can be saved there is no the information before representing initial position to not interfering with information
The description of resource block more accurately represents position and the length of interference.
Specifically, the resource block in system bandwidth can be averagely divided into 2 according to default n valuesnEqual portions, initial position
Granularity be ceil (BW/2n), wherein, BW is system bandwidth, the downward rounding of granularity or is rounded up.It will starting
Resource block after position is evenly dividing as 2m-nEqual portions, likewise, the downward rounding of the granularity of each equal portions or rounding up
.
With n=4, exemplified by m=10, in LTE system, when system bandwidth is 20MHz, 100 resources altogether in bandwidth
Block.As n=4, initial position is quantified with 4 bits, and the bandwidth of system is segmented into 16 equal portions, i.e., 100 money in system
Source block can be divided into 16 equal portions, be 6 resource blocks per portion, and last 4 resource blocks are also classified as last group.Assuming that initial position
For the 4th equal portions, i.e. the value of the 4 of initial position bit is 0100, and the resource block of initial position is the 24th resource block.Starting
There is 100-24=76 resource block after the resource block of position, as m=10,6 bits of resource block after initial position
Quantify, then the granularity of each equal portions is ceil (76/26)=2 resource block, i.e. remainder have 76 and resource block, Mei Yibu
Rank is 2 resource blocks, and 38 steps, are indicated with 64 information altogether.If residual interference length is 10 resource blocks,
Corresponding quantized value is 5, i.e. 2*5=10 resource block, i.e., the value of 6 bits below is 000101.So interference information
Notification information is 0,100 000101, represents that the 24th to 34 resource blocks have interference.
In one of the embodiments, interference information notification information is issued to the step of user terminal is parsed, wrapped
Include following steps：
Interference information notification information is issued to user terminal in the reserved bit position of host system message block to parse.
In the present embodiment, interference information notification information is transmitted using the reserved bit position in host system message block,
In the case where not increasing the expense of interface-free resources, interference information is efficiently and accurately notified into user terminal.
Wherein, interference information notification information can be sent by public interface-free resources, and LTE system is existing available
Bit numbers it is very limited, have the reserved bit position that digit is 10 in host system message block, base station can utilize this reserved 10 ratio
Interference information notification information is issued in user terminal by special position, and the expense that can not increase interface-free resources notifies interference information
To user terminal.
Referring to Fig. 4, Fig. 4 is the flow chart of the Notification Method of the interference information of another embodiment of the present invention.In the implementation
In example, the step of obtaining the initial position of jamming resource block currently to communicate with user terminal and length value, including with
Lower step：
Step S111：Obtain the jamming power of the resource block currently to communicate with user terminal；
Step S112：Judge that each resource block is disturbed with the presence or absence of narrowband according to jamming power；
Step S113：If resource block judges resource block for jamming resource block there are narrowband interference；
Step S114：Obtain initial position and the length value of jamming resource block.
In the present embodiment, base station judges each resource block by the jamming power of each resource block according to jamming power
Disturbed condition is obtained there are the initial position of the resource block of narrowband interference and length value, so as to the notice of subsequent interference information.
Specifically, base station carries out interference scanning, the interference information in system bandwidth is obtained, this interference information can use interference
Power represents, corresponding with the resource block of whole system bandwidth；Judge in system bandwidth whether is each resource block according to jamming power
There are narrowband interference, if resource block has interference, which are determined as jamming resource block, to each resource block in bandwidth all
After being judged, the position of starting jamming resource block and the length of jamming resource block are obtained.
In one of the embodiments, the step of resource block is with the presence or absence of narrowband interference is judged according to jamming power, including
Following steps：
Obtain jamming power average value in preset time threshold；
Judge that jamming power average value is more than default jamming power threshold value；
If so, judge that resource block has interference；Otherwise, it is determined that there is no interference for resource block.
In the present embodiment, by obtaining the interference mean power of resource block in preset time threshold, mean power will be disturbed
Compared with default jamming power threshold value, judge that the resource block is disturbed with the presence or absence of narrowband, to obtain the interference of resource block
Information.
In order to filter the burr of jamming power, a time window can be defined, in time window, obtains each resource
The average value of block jamming power.
In order to judge that the resource block is disturbed with the presence or absence of narrowband, a jamming power threshold value can be defined, when interference is average
When power is more than jamming power threshold value, the band segment is can determine that there are narrowband interference, there are narrowband interference for corresponding resource block；
It is on the contrary then can determine that the band segment there is no interference, there is no narrowband interference for corresponding resource block.
Further, for the influence of exclusive PCR power secondary lobe, jamming power can be filtered.One can be defined
A sets of filter coefficients (α1, α2..., αn), it is multiplied with jamming power, i.e. P_average=P1* α1+P2*α2+......Pn*αn,
So as to obtain interference mean power.
In one embodiment, base station side is by disturbing the interference information for scanning and obtaining in system bandwidth.This interference information
It is generally represented with jamming power, unit dBm, corresponding to the resource block of whole system bandwidth.In order to filter the burr of jamming power,
A time window T_window is defined, in time window T_window, obtains the average value of jamming power.In order to exclude to do
The influence of power secondary lobe is disturbed, jamming power is filtered, sets of filter coefficients (α1, α2..., αn) and jamming power average value
It is multiplied, i.e. P_average=P1* α1+P2*α2+......Pn*αn.Pre-selection defines a jamming power threshold value, works as jamming power
Average value be more than jamming power threshold value when, judge the band segment exist interference, it is on the contrary then judge the band segment there is no do
It disturbs, so as to obtain the length value of the position of starting jamming resource block and jamming resource block.
According to the initial position of the jamming resource block acquired and length value, interference information notification information volume is carried out
Code, is represented with 10 bits, and wherein n values are equal to 4, m values and are equal to 10, and the interference information notification information can be in MIB message
In reserve 10 bits in transmit.For example, when system bandwidth is 20MHz, the resource block in system bandwidth is 100,
Assuming that the position of jamming resource block for the 31st~47 resource block position when, 100 resource blocks are divided into 16 equal portions, each
6 resource blocks of equal portions, last 4 resource blocks are grouped into last group, then the initial position of jamming resource block is the 5th part of resource
Block, then preceding 4 bits be expressed as " 0101 ".It there remains 70 resource blocks after starting resource block, quantified with 6 bits,
70 resource blocks are divided into 26Group rounds up, and each group has 2 resource blocks.The length of actual jamming resource block is 17
RB, then the value of residue 6bit is ceil (17/2)=9, and quantized value is " 001001 ".Then the value after encoding is " 0101
001001 ", represent that the 31st~48 resource block has interference.
In the present embodiment, the deviation disturbed there are 1 RB of interference information notification information and reality.In this parameter configuration
In, the maximum deviation of initial position is 3 resource blocks, and final position maximum deviation is 1 resource block.
Referring to Fig. 5, Fig. 5 is the flow chart of the acquisition methods of the interference information of one embodiment of the invention.In the present embodiment
The acquisition methods of interference information, comprise the following steps：
Step S210：Receive the interference information notification information that the base station currently connected is sent；Wherein, interference information notice letter
The initial position of at least two bit record jamming resource blocks in breath, the length of at least two bit record jamming resource blocks
Value；
Step S220：Parsing is carried out to interference information notification information and obtains current interference information.
In the present embodiment, jamming resource block start position information and length information are carried by obtain that base station sends
Interference information notification information, wherein interference information notification information save the description of the resource block to narrowband interference is not present, and reduce
Control information so that user terminal can accurately know the disturbed condition of resource block in system bandwidth.
When system is there are during strong narrowband stepwise derivation signal, base station can be by disturbing scanning that can obtain in system bandwidth
There are the frequency range of interference, the different frequency range of bandwidth corresponds to different resource block, i.e. base station can know that there are narrow-band interference signals
Resource block initial position and length, initial position and length are transmitted to user's end by interference information notification information
End, user terminal obtains interference information notification information, so as to know the interference information in system bandwidth.
Wherein, the initial position of at least two bit record jamming resource blocks of interference information notification information, at least two
Bit records the length value of jamming resource block, can save the description of the frequency range to not interfering with information so that interference information
Notification information can more accurately represent that narrowband disturbs the position in system bandwidth, and user terminal is notified to interference information
Information can obtain the smaller interference information of error after being parsed.When user terminal not yet networks, interference can be received
Information notification information, and after parsing interference information, can have unified cognition to interference information with base station, base station is under transmission
Row control signal can avoid strong narrowband jamming bandwidth, and user terminal can be controlled according to interference information unsuccessful demodulation downlink to be believed
Number, establish Radio Link with base station.
In one of the embodiments, interference information is obtained in the reserved bit position of the host system message block sent in base station
Notification information.
In one of the embodiments, the starting of the preceding n bits record jamming resource block of interference information notification information
Position, the length value of n+1~m record jamming resource blocks, n >=2, m >=4, m represent that the bit of interference information notification information is total
Number.
In the present embodiment, represent there are the initial position of the resource block of narrowband interference, that is, to represent using 1 to n bit
The initial position of interference using n+1 to m bits, amounts to (10-n) position bit, represents that there are the resource blocks of narrowband interference
Length, that is, the length disturbed, interference information notification information save to be not present narrowband interference resource block description, reduce miss
Poor information so that user terminal can more accurately obtain the disturbed condition of resource block in system bandwidth.
With n=5, the present embodiment is illustrated exemplified by m=10, the number of bits of interference information notification information is 10,
Then 1 to 5 bits are record there are the initial position of the resource block of narrowband interference, and the 6 to 10th bit records presence
The length of the resource block of narrowband interference.
According to the Notification Method of above-mentioned interference information, the present invention also provides a kind of notice system of interference information, below
The embodiment of the notice system of the interference information of the present invention is described in detail.
Referring to Fig. 6, Fig. 6 is the structure diagram of the notice system of the interference information of one embodiment of the invention.This implementation
The notice system of interference information includes in example：
Interference information acquisition module 301, for obtaining the starting of the jamming resource block currently to communicate with user terminal
Position and length value；
Interference information notification information acquisition module 302, is obtained for the initial position according to jamming resource block and length value
Interference information notification information is taken, wherein, the starting of at least two bit record jamming resource blocks in interference information notification information
Position, the length value of at least two bit record jamming resource blocks；
Interference information notification module 303 parses for interference information notification information to be issued to user terminal, so that
It obtains user terminal and obtains current interference information.
In the present embodiment, interference information notification information acquisition module 302 obtains dry according to interference information acquisition module 301
It disturbs the initial position of resource block and length value obtains interference information notification information generation interference information notification information, pass through interference
Information notification module 303 is issued to user terminal, and wherein interference information notification information saves the resource to narrowband interference is not present
The description of block reduces control information so that the disturbed condition of resource block will more accurately notify whole to user in system bandwidth
End.
In one of the embodiments, the starting of the preceding n bits record jamming resource block of interference information notification information
Position, the length value of n+1~m bit record jamming resource blocks, n >=2, m >=4, m represent the ratio of interference information notification information
Special position sum.
In one of the embodiments, interference information notification module 303 by interference information notification information in primary system information
User terminal is issued in the reserved bit position of block to be parsed.
In one of the embodiments, interference information acquisition module 301 obtains the money currently to communicate with user terminal
The jamming power of source block；Judge that each resource block is disturbed with the presence or absence of narrowband according to jamming power；If resource block there are narrowband interference,
Then judge resource block for jamming resource block；Obtain initial position and the length value of jamming resource block.
In one of the embodiments, interference information acquisition module 301 obtains jamming power in preset time threshold and is averaged
Value；Judge that jamming power average value is more than default jamming power threshold value；If so, judge that resource block has interference；Otherwise, it is determined that money
There is no interference for source block.
In one of the embodiments, each resource block is divided into 2 by interference information notification information acquisition module 302nDeng
Part, obtain the corresponding quantized value in jamming resource block initial position；Quantized value is converted into the binary value of n-bit as n ratios
The value of special position；Resource block behind jamming resource block initial position is divided into 2m-nIt is corresponding to obtain jamming resource block length for equal portions
Length quantized value；Length quantized value is converted into value of the binary value as n+1~m bits of m-n bits.
The notice system of the interference information of the present invention and the Notification Method of the interference information of the present invention correspond, above-mentioned
The technical characteristic and its advantage that the embodiment of the Notification Method of interference information illustrates are suitable for the notice system of interference information
In the embodiment of system, hereby give notice that
According to the acquisition methods of above-mentioned interference information, the present invention also provides a kind of acquisition system of interference information, below
The embodiment of the acquisition system of the interference information of the present invention is described in detail.
Referring to Fig. 7, Fig. 7 is the structure diagram of the acquisition system of the interference information of one embodiment of the invention.This implementation
The acquisition system of interference information includes in example：
Interference information receiving module 401, for receiving the interference information notification information that the base station currently connected is sent；Its
In, the initial position of at least two bit record jamming resource blocks in interference information notification information, at least two bit notes
Record the length value of jamming resource block；
Interference information parsing module 402 obtains current interference information for carrying out parsing to interference information notification information.
In the present embodiment, obtained by interference information parsing module 402 and parse the acquisition of interference information receiving module 401
Interference information notification information, wherein interference information notification information save the description of the resource block to narrowband interference is not present, and reduce
Control information enables user terminal accurately to know the disturbed condition of resource block in system bandwidth.
In one of the embodiments, the starting of the preceding n bits record jamming resource block of interference information notification information
Position, the length value of n+1~m bit record jamming resource blocks, n >=2, m >=4, m represent the ratio of interference information notification information
Special position sum.
In one of the embodiments, the host system message block that interference information receiving module 401 is sent in base station is reserved
Interference information notification information is obtained in bit.
The acquisition system of the interference information of the present invention and the acquisition methods of the interference information of the present invention correspond, above-mentioned
The technical characteristic and its advantage that the embodiment of the acquisition methods of interference information illustrates are suitable for the acquisition system of interference information
In the embodiment of system, hereby give notice that.
In one of the embodiments, a kind of computer equipment is also provided, which includes memory, processor
And the computer program that can be run on a memory and on a processor is stored, wherein, processor is realized as above when performing program
State the Notification Method of any one interference information in each embodiment.
The computer equipment, when processor performs program, by realizing as any one in the various embodiments described above is dry
The Notification Method of information is disturbed, so as to transmit the interference information notice for carrying jamming resource block start position information and length information
Information to user terminal, wherein interference information notification information saves the description of the resource block to narrowband interference is not present, and reduces and misses
Poor information so that the disturbed condition of resource block will be more accurately notified to user terminal in system bandwidth.
In addition, one of ordinary skill in the art will appreciate that realize above-described embodiment method in all or part of flow,
That relevant hardware can be instructed to complete by computer program, program can be stored in a non-volatile computer can
It reads in storage medium, in the embodiment of the present invention, which can be stored in the storage medium of computer system, and be counted by this
At least one processor in calculation machine system performs, and is included with realizing in the Notification Method example such as above-mentioned each interference information, also carried
For a kind of storage medium, computer program is stored thereon with, wherein, such as above-mentioned each implementation is realized when which is executed by processor
The Notification Method of any one interference information in example.Wherein, storage medium can be magnetic disc, CD, read-only memory
(Read-Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..
The computer storage media, the computer program of storage include leading to such as above-mentioned each interference information by realizing
The flow of the embodiment of perception method, so as to transmit the interference information for carrying jamming resource block start position information and length information
Notification information to user terminal, wherein interference information notification information saves the description of the resource block to narrowband interference is not present, and subtracts
Small control information so that the disturbed condition of resource block will be more accurately notified to user terminal in system bandwidth.
In one embodiment, a kind of computer equipment is also provided, which includes memory, processor and deposit
The computer program that can be run on a memory and on a processor is stored up, wherein, processor is realized when performing program as above-mentioned each
The acquisition methods of any one interference information in embodiment.
The computer equipment, when processor performs program, by realizing as any one in the various embodiments described above is dry
The acquisition methods of information are disturbed, so as to which obtain base station transmission carries the dry of jamming resource block start position information and length information
Information notification information is disturbed, wherein interference information notification information saves the description of the resource block to narrowband interference is not present, and reduces and misses
Poor information enables user terminal accurately to know the disturbed condition of resource block in system bandwidth.
In addition, one of ordinary skill in the art will appreciate that realize above-described embodiment method in all or part of flow,
That relevant hardware can be instructed to complete by computer program, program can be stored in a non-volatile computer can
It reads in storage medium, in the embodiment of the present invention, which can be stored in the storage medium of computer system, and be counted by this
At least one processor in calculation machine system performs, and is included with realizing such as the embodiment of the acquisition methods of above-mentioned each interference information
Flow.
In one embodiment, a kind of storage medium is also provided, is stored thereon with computer program, wherein, the program quilt
It is realized when processor performs such as the acquisition methods of any one interference information in the various embodiments described above.Wherein, storage medium
Can be magnetic disc, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random
Access Memory, RAM) etc..
The computer storage media, the computer program of storage include obtaining such as above-mentioned each interference information by realizing
The flow of the embodiment of method is taken, so as to obtain the carrying jamming resource block start position information and length information of base station transmission
Interference information notification information, wherein interference information notification information save to be not present narrowband interference resource block description, subtract
Small control information enables user terminal accurately to know the disturbed condition of resource block in system bandwidth.
Each technical characteristic of above example can be combined arbitrarily, to make description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield is all considered to be the scope of this specification record.
Above example only expresses the several embodiments of the present invention, and description is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
On the premise of not departing from present inventive concept, various modifications and improvements can be made, these belong to protection scope of the present invention.
Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of Notification Method of interference information, which is characterized in that comprise the following steps：
Obtain initial position and the length value of the jamming resource block currently to communicate with user terminal；
Interference information notification information is obtained according to the initial position of the jamming resource block and length value, wherein, the interference
At least two bits record the initial position of the jamming resource block, at least two bit record institutes in information notification information
State the length value of jamming resource block；
The interference information notification information is issued to the user terminal to parse, so that the user terminal is worked as
Preceding interference information.
2. the Notification Method of interference information according to claim 1, which is characterized in that the interference information notification information
Preceding n bit records the initial position of the jamming resource block, and n+1~m bits record the length of the jamming resource block
Angle value, n >=2, m >=4, m represent the bit sum of the interference information notification information.
3. the Notification Method of interference information according to claim 1 or 2, which is characterized in that described by the interference information
Notification information is issued to the step of user terminal is parsed, and comprises the following steps：
The interference information notification information is issued to the user terminal in the reserved bit position of host system message block to carry out
Parsing.
4. the Notification Method of interference information according to claim 1, which is characterized in that the acquisition is currently and user terminal
The step of initial position of the jamming resource block to communicate and length value, comprise the following steps：
Obtain the jamming power of the resource block currently to communicate with user terminal；
Judge that each resource block is disturbed with the presence or absence of narrowband according to the jamming power；
If the resource block judges the resource block for jamming resource block there are narrowband interference；
Obtain initial position and the length value of the jamming resource block.
5. the Notification Method of interference information according to claim 4, which is characterized in that described to be sentenced according to the jamming power
The step of each resource block that breaks is disturbed with the presence or absence of narrowband, comprises the following steps：
Obtain jamming power average value in preset time threshold；
Judge that the jamming power average value is more than default jamming power threshold value；
If so, judge that the resource block has interference；Otherwise, it is determined that there is no interference for the resource block.
6. the Notification Method of interference information according to claim 2, which is characterized in that described according to the jamming resource block
Initial position and length value obtain interference information notification information the step of, comprise the following steps：
Each resource block is divided into 2nEqual portions obtain the corresponding quantized value in the jamming resource block initial position；
The quantized value is converted into value of the binary value as the n bit of n-bit；
Resource block behind the jamming resource block initial position is divided into 2m-nEqual portions obtain the jamming resource block length pair
The length quantized value answered；
The length quantized value is converted into value of the binary value as the n+1~m bit of m-n bits.
7. a kind of acquisition methods of interference information, which is characterized in that comprise the following steps：
Receive the interference information notification information that the base station currently connected is sent；Wherein, in the interference information notification information at least
Two bits record the initial position of the jamming resource block, and at least two bits record the length of the jamming resource block
Value；
Parsing is carried out to the interference information notification information and obtains current interference information.
8. the acquisition methods of interference information according to claim 7, which is characterized in that the interference information notification information
Preceding n bit records the initial position of the jamming resource block, the n+1~m length values for recording the jamming resource block, n
>=2, m >=4, m represent the bit sum of the interference information notification information.
9. a kind of notice system of interference information, which is characterized in that including：
Interference information acquisition module, for obtain the initial position of the jamming resource block currently to communicate with user terminal and
Length value；
Interference information notification information acquisition module obtains dry for the initial position according to the jamming resource block and length value
Information notification information is disturbed, wherein, at least two bits record the jamming resource block in the interference information notification information
Initial position, at least two bits record the length value of the jamming resource block；
Interference information notification module parses for the interference information notification information to be issued to the user terminal, with
So that the user terminal obtains current interference information.
10. a kind of acquisition system of interference information, which is characterized in that including：
Interference information receiving module, for receiving the interference information notification information that the base station currently connected is sent；Wherein, it is described dry
It disturbs at least two bits in information notification information and records the initial position of the jamming resource block, at least two bit records
The length value of the jamming resource block；
Interference information parsing module obtains current interference information for carrying out parsing to the interference information notification information.
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| CN101541012A (en) * | 2008-03-21 | 2009-09-23 | 夏普株式会社 | Interference overload indication generating method, interference overload indication triggering method, interference overload indication method and base station |
| CN104348600A (en) * | 2013-08-02 | 2015-02-11 | 中国移动通信集团公司 | Indication method, system and device for dynamic idle frequency |
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