CN109474399A - A kind of configuration method of sounding reference signal resource, device and base station - Google Patents
A kind of configuration method of sounding reference signal resource, device and base station Download PDFInfo
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- CN109474399A CN109474399A CN201710805498.2A CN201710805498A CN109474399A CN 109474399 A CN109474399 A CN 109474399A CN 201710805498 A CN201710805498 A CN 201710805498A CN 109474399 A CN109474399 A CN 109474399A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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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
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
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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
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
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Abstract
The embodiment of the invention provides a kind of configuration method of sounding reference signal resource, device and base stations, the configuration method of sounding reference signal resource comprises determining that the user terminal UE for needing to be reconfigured short cycle SRS resource, wherein, short cycle is the SRS configuration period for each business demand for meeting UE；According to the remaining situation of short cycle SRS resource, the configuration of short cycle SRS resource is carried out to the UE for needing to be reconfigured short cycle SRS resource.The configuration method can give short cycle SRS resource the user with greater need for short cycle SRS resource, it can solve in the case where short cycle SRS resource is limited, not the problem of not can guarantee the demand relative to the time-domain position of uplink scheduling request of period or sub-frame offset for being unsatisfactory for correlation function for SRS resource there are each UE SRS resource actually required and SRS resource.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of detection reference signal (Sounding Reference
Signal, SRS) resource configuration method, device and base station.
Background technique
Long term evolution (Long term Evolution, LTE) system evolved base station (evolved NodeB,
ENodeB) with the 5th Generation Mobile Communication System (the Fifth-Generation Mobile Communication System,
Base station gNodeB 5G) estimates the uplink signal-channel quality of different frequency range using SRS.The scheduler of base station side can be according to SRS
The uplink channel status of feedback is estimated, the good resource block of instantaneous channel state (Resource Block, RB) is distributed to user
Terminal (User Equipment, UE) Physical Uplink Shared Channel (Physical Uplink Shared Channel,
PUSCH) it is used to transmit information, while can choose different configured transmissions, such as instantaneous data rates, and selection corresponds to
The relevant different parameters of row multi-antenna transmission are selectively dispatched for upstream frequency.SRS can also be used to estimate uplink timing
(timing), and assuming that downlink/up channel is mutually beneficial, especially time division duplex (Time Division
Duplex, TDD) under, down channel quality is estimated using channel symmetry；And it is used for down beam shaping
The detection of (Beamforming, BF) and uplink loss.
The method that base station manufacturer realizes SRS resource configuration at present is substantially one of following two:
1. the SRS resource that all UE under the cell of base station are distributed all is the identical period；
2. although the SRS resource of the cell of base station can configure multiple SRS periods, but system will not be according to user terminal
Business (or function of referred to as user terminal) demand dynamic adjustment SRS period.
And the distribution of SRS resource is sequence of the base station according to UE access, and the mode for arriving first and first obtaining is taken to be allocated, it is this
Mode has the disadvantage that
1. especially for TDD system, sub-frame of uplink is less, and SRS resource is more limited, nothing because SRS resource is limited
Method guarantees that there are subsequent each UE in SRS resource actually required；
2. even if there are SRS resources by UE, but its resource is unsatisfactory for period or subframe of the correlation function for SRS resource
Deviate the demand of the time-domain position relative to uplink scheduling request (Scheduling Request, SR).
Summary of the invention
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of configuration sides of sounding reference signal resource
Method, device and base station can be solved in the case where short cycle SRS resource is limited, not can guarantee that there are each UE SRS actually required
Resource.
One aspect according to an embodiment of the present invention provides a kind of configuration method of SRS resource, comprising:
Determine the user terminal UE for needing to be reconfigured short cycle SRS resource；
According to the remaining situation of short cycle SRS resource, short cycle SRS is carried out to the UE for needing to be reconfigured short cycle SRS resource
The configuration of resource；
Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
Other side according to an embodiment of the present invention additionally provides a kind of configuration dress of detection reference signal SRS resource
It sets, comprising:
Determining module, for the determining user terminal UE for needing to be reconfigured short cycle SRS resource；
Resource adjusts module, for the remaining situation according to short cycle SRS resource, to needing to be reconfigured short cycle SRS resource
UE carry out short cycle SRS resource configuration；
Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
Another aspect according to an embodiment of the present invention additionally provides a kind of base station, including SRS resource as described above
Configuration device.
Another aspect according to an embodiment of the present invention additionally provides a kind of base station, comprising: memory, processor and deposits
The computer program that can be run on a memory and on a processor is stored up, the processor realizes institute as above when executing described program
Step in the configuration method for the SRS resource stated.
Another aspect according to an embodiment of the present invention additionally provides a kind of computer readable storage medium, stores thereon
There is computer program, which realizes the step in the configuration method of SRS resource as described above when being executed by processor.
The embodiment of the present invention has the following beneficial effects:
The method of salary distribution of traditional SRS resource be base station by the sequence of UE access take arrive first first in the way of divided
Match, but when SRS resource is limited, less especially for TDD system sub-frame of uplink, SRS resource is more limited, can go out at this time
It not can guarantee now and there are problems that subsequent each UE in SRS resource actually required.In order to solve this problem, the embodiment of the present invention mentions
The configuration method of confession determines the user terminal UE for needing to be reconfigured short cycle SRS resource first, and then according to short cycle SRS resource
Remaining situation carries out the configuration of short cycle SRS resource to the UE for needing to be reconfigured short cycle SRS resource.In this way, the configuration method can
Short cycle SRS resource is given the user with greater need for short cycle SRS resource, situation about being limited in short cycle SRS resource can be solved
Under, it not can guarantee that there are the weeks that each UE SRS resource actually required and SRS resource are unsatisfactory for correlation function for SRS resource
The problem of demand relative to the time-domain position of uplink scheduling request of phase or sub-frame offset.
Secondly, the business (or being function) currently done according to each UE is right in the case where short cycle SRS resource is limited
The demand of SRS resource arranges.Such as, according to the VoLTE of each UE (Voice over LTE, the voice based on LTE), CoMP
(Coordinated Multiple Points Transmission/Reception, coordinated multipoint transmission), BF, MM
Business such as (Massive MIMO, extensive antenna space division multiplexings) arrange the business demand of SRS resource, and it is corresponding to obtain each UE
The priority of the business demand of SRS resource, the UE grade configuration of flexibly adjustment SRS meet each UE for SRS resource reality to reach
The purpose of border demand guarantees that the function of each UE has optimal performance.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the configuration method of SRS resource provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the configuration method of another SRS resource provided in an embodiment of the present invention；
Fig. 3 is that cell SRS resource time domain provided in an embodiment of the present invention initializes schematic diagram；
Fig. 4 is the flow chart of the configuration method of another SRS resource provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of the configuration device of SRS resource provided in an embodiment of the present invention；
Fig. 6 be another embodiment of the present invention provides base station structural schematic diagram.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
Term " first ", " second " in description and claims of this specification etc. are for distinguishing similar right
As without being used to describe a particular order or precedence order.It should be understood that the data used in this way in the appropriate case can be with
It exchanges, so that the embodiment of the present invention described herein can be with the sequence reality other than those of illustrating or describe herein
It applies.
Since short cycle SRS resource is limited, system needs to guarantee that those need most short-period UE and can preferentially be assigned to
Short cycle SRS resource, in order to guarantee that the overall performance of system has better promotion, the embodiment of the invention provides a kind of SRS moneys
The configuration method in source.Fig. 1 is a kind of flow chart of the configuration method of SRS resource provided in an embodiment of the present invention, referring to Fig. 1, institute
The configuration method for stating SRS resource includes:
S101 determines the user terminal UE for needing to be reconfigured short cycle SRS resource.
Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
Specifically, the statistics available UE for needing to be reconfigured short cycle SRS resource obtains the reconfiguration list of UE short cycle SRS resource, institute
The UE in the reconfiguration list of UE short cycle SRS resource is stated according to the priority ranking of reconfiguration short cycle SRS resource, is limited certainly and not only
In this.
For example, base station can be ranked up the demand of SRS resource according to the current work done of each UE, UE short cycle is obtained
List is reconfigured in SRS resource, and as shown in table 1, the bigger expression priority of index (index) value is higher.Wherein, the UE includes but not
It is limited to following functions: voice (Voice over LTE, VoLTE), coordinated multipoint transmission (Coordinated based on LTE
Multiple Points Transmission/Reception, CoMP), BF and/or extensive antenna space division multiplexing
(Massive MIMO, MM) etc..List is reconfigured according to UE short cycle SRS resource, the UE grade of flexibly adjustment SRS resource configures,
To achieve the purpose that meet each UE for SRS resource actual demand, guarantee that the function of each UE has optimal performance.
Referring to table 1, the function of UE is main for the demand of SRS resource are as follows:
11) for the UE of VoLTE, need SRS resource at discontinuous reception (Discontinuous Reception, DRX)
In the case where opening, the measured value on all SRS resource Measurement bandwidths is obtained as far as possible, and the configuration period of SRS resource is small
It just can guarantee the needs of VoLTE in being equal to 40ms.
12) for the UE of BF, SRS resource of the period less than or equal to 20ms is needed to configure, just can guarantee the performance of BF function.
13) for the UE of MM, SRS resource of the period less than or equal to 20ms is needed to configure, to guarantee the performance of MM.
14) for the UE of CoMP, SRS resource of the period less than or equal to 40ms is needed to configure, to guarantee the property of CoMP function
Energy.
Table 1
S102 carries out short week to the UE for needing to be reconfigured short cycle SRS resource according to the remaining situation of short cycle SRS resource
The configuration of phase SRS resource.
According to the remaining situation of short cycle SRS resource, short cycle SRS is carried out to the UE for needing to be reconfigured short cycle SRS resource
There are many implementations for the configuration of resource, are next illustrated with one such preferential implementation.
Wherein, the remaining situation according to short cycle SRS resource carries out the UE for needing to be reconfigured short cycle SRS resource
The configuration of short cycle SRS resource, comprising the following steps:
21) remaining short cycle SRS resource is judged whether there is；
22) if there is currently remaining short cycle SRS resource, release needs to be reconfigured the length of the UE of short cycle SRS resource
Period SRS resource, and remaining short cycle SRS resource is distributed into the UE for needing to be reconfigured short cycle SRS resource；
23) if there is currently no remaining short cycle SRS resource, inquiry, which currently whether there is, does not need reconfiguration short cycle
The UE of SRS resource has been assigned short cycle SRS resource；
24) if there is currently the UE for not needing reconfiguration short cycle SRS resource to be assigned short cycle SRS resource, discharge
The short cycle SRS resource of the UE for not needing reconfiguration short cycle SRS resource, so as to the short cycle SRS resource point that will be discharged
Dispensing needs to be reconfigured the UE of short cycle SRS resource；
Wherein, the long period is greater than the SRS configuration period of each business demand of UE.
It will appreciated by the skilled person that implement the method for the above embodiments be can be with
Relevant hardware is instructed to complete by program, the program can store in computer-readable storage medium, should
Program when being executed, including S101 to S102.Wherein, the storage medium can be ROM/RAM, magnetic disk, CD etc..
In embodiments of the present invention, it is first determined need to be reconfigured the user terminal UE of short cycle SRS resource, and then according to short
The remaining situation of period SRS resource carries out the configuration of short cycle SRS resource to the UE for needing to be reconfigured short cycle SRS resource.This
Sample can give short cycle SRS resource the user with greater need for short cycle SRS resource, can solve short cycle SRS resource be limited
In the case of, it not can guarantee that there are each UE SRS resources actually required and SRS resource to be unsatisfactory for correlation function for SRS resource
Demand relative to the time-domain position of uplink scheduling request of period or sub-frame offset the problem of.
Possibly, in the case where short cycle SRS resource is limited, business that base station is currently done according to each UE (or be
Function) demand to SRS resource arranges, such as needs according to VoLTE, CoMP, BF, MM business of each UE to the business of SRS resource
Arrangement is asked, the priority of the business demand of the corresponding SRS resource of each UE, the UE grade configuration of flexibly adjustment SRS, to reach are obtained
Meet each UE for the purpose of SRS resource actual demand, guarantees that the function of each UE has optimal performance.In this way, the configuration side
Method, can take into account cell-level demand and user class demand more intelligent service is provided, it can be achieved that base station to VoLTE, BF of UE, MM,
The guarantee of the functions such as CoMP is, it can be achieved that the performance of system has biggish promotion.
Fig. 2 is the flow chart of the configuration method of another SRS resource provided in an embodiment of the present invention, referring to fig. 2, described
The configuration method of SRS resource includes:
When S201, UE are initially accessed, initial SRS resource is distributed in the way of arriving first and first obtaining to UE in base station.
Fig. 3 is cell SRS resource time domain initialization schematic diagram provided in an embodiment of the present invention, as shown in figure 3, SRS resource
It is divided into 20ms, 40ms and 80ms in time domain, the time-domain resource number within each configuration period is respectively 1,2 and 16, can really be matched
It sets.The SRS resource configuration period of UE can be configured to 1 in these three periods.
UE when being initially accessed, by arrive first first and from short cycle to macrocyclic mode distribute SRS resource.For example, SRS
When the configuration period of resource is respectively configured as 20ms, 40ms and 80ms, i.e., according to 20ms- > 40ms- > 80ms sequence to UE points
It is such as without idle SRS resource, then initial not distribute SRS resource to UE with initial SRS resource.
The business (or being function) carried out according to user terminal, scheduling times, MCS (Modulation and
Coding Scheme, modulation and coding strategy), BSR (Buffer status report, buffer status reporting) size and
The conditional filterings such as signal quality go out those UE lists for needing most short cycle SRS resource, and the UE list of system cyclic polling is given
Short cycle SRS resource is reconfigured in UE in UE list, so that the performance of the functions such as VoLTE, BF, MM, CoMP of system is optimal.
S202 needs to be reconfigured the UE of short cycle SRS resource, obtains according to the priority statistics of UE reconfiguration short cycle SRS resource
List is reconfigured to UE short cycle SRS resource, the UE in the UE short cycle SRS resource reconfiguration list is according to reconfiguration short cycle SRS
The priority ranking of resource.Wherein, UE short cycle SRS resource reconfiguration list may be simply referred to as UE list.For example, base station is periodically united
Meter needs the UE list (such as including the first UE in UE list) of preferential distribution short cycle SRS resource.
In embodiments of the present invention, short cycle SRS resource can be given the user with greater need for short cycle SRS resource.?
That is can carry out long period to SRS resource in order to dynamically adjust SRS resource and short cycle is grouped, base station is periodically screened
The user list of short cycle SRS resource is needed out, and system redistributes short-period SRS resource to the user in user list.
Optionally, according to the business of UE, modulation and coding mode, buffer status reporting BSR size, scheduling times and signal
The priority of one or more determining UE reconfiguration short cycle SRS resources in quality；
The UE for needing to be reconfigured short cycle SRS resource is arranged according to the priority that short cycle SRS resource is reconfigured in the UE
Sequence obtains the reconfiguration list of UE short cycle SRS resource.
For example, can be according to the corresponding priority of business of the business and predefined UE of each UE, to each UE's
The business demand of SRS resource is ranked up；The identical UE of priority if it exists, then according to the modulation of each UE and coding mode, slow
Rush state report (BSR) size, scheduling times and/or signal quality, the business demand of the SRS resource of UE identical to priority
Comprehensive subdivision sequence is carried out again, finally obtains the reconfiguration list of UE short cycle SRS resource.Wherein, modulation can be with coding mode
MCS.It is the UE for needing to be reconfigured short cycle SRS resource that UE of the priority more than or equal to 1 in list, which is reconfigured, in UE short cycle SRS resource.
Optionally, each UE can be counted the period for the demand of SRS resource, and priority of disposing order, short cycle SRS will be needed to provide
The long period SRS resource of the user terminal in source replaces with short cycle SRS resource, and replacement here is paid the utmost attention to using idle short
Period SRS resource is replaced, if leisureless short cycle resource, seizes and list is not reconfigured in UE short cycle SRS resource
In low priority UE SRS short cycle resource.
It should be noted that the reconfiguration list of UE short cycle SRS resource can be obtained in several ways, it is above about obtaining
The description that the process of list is reconfigured in UE short cycle SRS resource is only one such.It is understood that in inventive embodiments
Not specific limit obtains the mode of UE short cycle SRS resource reconfiguration list.
S203, base station judge whether there is remaining short cycle SRS resource, if there is currently remaining short cycle SRS moneys
Source executes S206；Otherwise, S204 is executed.
S204, if judging whether there is and not provided in the UE short cycle SRS there is currently no remaining short cycle SRS resource
The 2nd UE of short cycle SRS resource is configured in source reconfiguration list (the UE list for needing to distribute short cycle SRS resource).If
There is the 2nd UE for not being configured with short cycle SRS resource in UE short cycle SRS resource reconfiguration list, then executes S205；
Otherwise, S207 is executed.
S205 is not configured with the second of short cycle SRS resource in UE short cycle SRS resource reconfiguration list if having
UE discharges the short cycle SRS resource of the 2nd UE, configures long period SRS resource to the 2nd UE.
S206, if there is currently remaining short cycle SRS resource, to first in the reconfiguration list of UE short cycle SRS resource
UE configures short cycle SRS resource, and the first UE is to be reconfigured in list from the UE short cycle SRS resource according to reconfiguration short cycle
What the priority of SRS resource successively determined from high to low.
Wherein, the long period is greater than the SRS configuration period of each business demand of UE.
S207, SRS resource reconfiguration terminate.
Fig. 4 is the flow chart of the configuration method of another SRS resource provided in an embodiment of the present invention, referring to fig. 4, described
The configuration method of SRS resource includes:
S401, setting SRS resource dynamic adjustment timer；If being held after the SRS resource dynamic adjustment timer expiry being arranged
Row S402.
S402, obtains the reconfiguration short-period UE list of SRS, successively obtains the UEi in UE list.I.e. statistics needs to be reconfigured short
The UE of period SRS resource forms UE list, and successively takes out the UE recorded in UE list.
In embodiments of the present invention, UE list is the reconfiguration list of UE short cycle SRS resource.Wherein, in the UE list
In have one or more UE for needing to be reconfigured short cycle SRS resource, UEi can be used and be indicated, each of described UE list
UE corresponds to an i value.
S403 judges whether to need that short cycle SRS resource is reconfigured to UEi.If necessary to give UEi reconfiguration short cycle SRS money
Source then executes S404, otherwise, returns to S402, next UE in UE list is taken to be handled.
S404, judgement is currently with the presence or absence of idle short cycle SRS resource.If current with the presence or absence of idle short cycle
SRS resource then executes S407, otherwise, executes S405.
S405 is judged whether there is and is configured with short cycle SRS resource without list (i.e. UE is reconfigured in UE short cycle SRS resource
List) in UEj.If there is being configured with short cycle SRS resource without the UEj in the reconfiguration list of UE short cycle SRS resource, then
S406 is executed, otherwise, executes S409.
Long period SRS resource is reconfigured to UEj in S406.
If leisureless long period SRS resource, the short cycle SRS resource of UEj is directly discharged.
Short cycle SRS resource is reconfigured to UEi in S407.
S408 judges whether current period UE reconfiguration number has reached the maximum value of setting or the cpu load of signal command board is
No is more than scheduled threshold value, if current period UE reconfiguration number has reached the maximum value of setting or the cpu load of signal command board
More than scheduled threshold value, S409 is executed, otherwise, S401 is executed, next UE in UE list is taken to be handled.
In embodiments of the present invention, in order not to cause signaling storm and congestion of eating dishes without rice or wine, default each cycle is reconfigured most
Big UE number.
The dynamic adjustment process flow of S409, the period terminate, and wait the SRS resource dynamic adjustment processing in next period fixed
When device (SRS be reconfigured timer) time-out.
In short cycle SRS resource by prescribing a time limit, in order to guarantee that the overall performance of system has better promotion, the embodiment of the present invention
A kind of configuration device of SRS resource is provided, referring to Fig. 5, the configuration device 500 comprises determining that module 501 and resource adjustment
Module 502.
Wherein, the determining module 501, for the determining user terminal UE for needing to be reconfigured short cycle SRS resource；
The resource adjusts module 502, for the remaining situation according to short cycle SRS resource, to needing that short cycle is reconfigured
The UE of SRS resource carries out the configuration of short cycle SRS resource；
Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
Optionally, the determining module 501, comprising: statistic submodule.
Wherein, the statistic submodule, it is short for needing to be reconfigured according to the priority statistics of UE reconfiguration short cycle SRS resource
The UE of period SRS resource obtains the reconfiguration list of UE short cycle SRS resource, the UE in the UE short cycle SRS resource reconfiguration list
According to the priority ranking of reconfiguration short cycle SRS resource；
Optionally, the statistic submodule includes: sequencing unit.
Wherein, the sequencing unit, for big according to the business of UE, modulation and coding mode, buffer status reporting BSR
The priority of one or more determining UE reconfiguration short cycle SRS resources in small, scheduling times and signal quality；
The UE for needing to be reconfigured short cycle SRS resource is arranged according to the priority that short cycle SRS resource is reconfigured in the UE
Sequence obtains the reconfiguration list of UE short cycle SRS resource.
Optionally, the resource adjustment module 502 includes: the first judging submodule, the first configuration submodule, the second judgement
Submodule and the second configuration submodule.
Wherein, first judging submodule, for judging whether there is remaining short cycle SRS resource；
The first configuration submodule, if being provided for there is currently remaining short cycle SRS resources to UE short cycle SRS
Source is reconfigured the first UE in list and configures short cycle SRS resource, and the first UE is to be reconfigured to arrange from the UE short cycle SRS resource
It is successively determined from high to low in table according to the priority of reconfiguration short cycle SRS resource；
The second judgment submodule, if for judging whether there is and not existing there is currently no remaining short cycle SRS resource
The 2nd UE of short cycle SRS resource is configured in the UE short cycle SRS resource reconfiguration list；
The second configuration submodule, if not being configured in UE short cycle SRS resource reconfiguration list for having
2nd UE of short cycle SRS resource discharges the short cycle SRS resource of the 2nd UE, configures long period SRS to the 2nd UE
Resource；Wherein, the long period is greater than the SRS configuration period of each business demand of UE.
Alternatively, the resource adjusts module 502, comprising: third judging submodule, third configuration submodule, the 4th judgement
Submodule and the 4th configuration submodule.
Wherein, the third judging submodule, for judging whether there is remaining short cycle SRS resource；
The third configures submodule, if for there is currently remaining short cycle SRS resource, release needs to be reconfigured short
The long period SRS resource of the UE of period SRS resource, and remaining short cycle SRS resource is distributed to and described needs to be reconfigured short week
The UE of phase SRS resource；
4th judging submodule, if for there is currently no remaining short cycle SRS resource, inquiry it is current whether
Short cycle SRS resource has been assigned in the presence of the UE for not needing reconfiguration short cycle SRS resource；
The 4th configuration submodule, if for there is currently the UE for not needing reconfiguration short cycle SRS resource to be assigned
Short cycle SRS resource does not need the short cycle SRS resource of the UE of reconfiguration short cycle SRS resource, then to be released described in release
The short cycle SRS resource put distributes to the UE for needing to be reconfigured short cycle SRS resource；Wherein, the long period is greater than each of UE
The SRS of business demand configures the period.
Optionally, on the basis of structure shown in Fig. 5, the configuration device 500 further include: timer module judges mould
Block, execution module and original allocation module.
Wherein, the timer module, for SRS resource dynamic adjustment timer to be arranged；If the SRS resource dynamic being arranged
After adjusting timer expiry, triggering statistic submodule, which is executed, needs weight according to the priority statistics of UE reconfiguration short cycle SRS resource
UE with short cycle SRS resource obtains the reconfiguration list of UE short cycle SRS resource.
The judgment module, for judging that the maximum value whether number has reached setting is reconfigured in the SRS resource of current period UE
Or whether the cpu load of signal command board is more than scheduled thresholding；
The execution module, if for current period UE SRS resource reconfiguration number reached setting maximum value or
The central processor CPU load of signal command board is more than scheduled thresholding, and SRS resource reconfiguration terminates；Otherwise, statistic submodule is triggered
The UE for needing to be reconfigured short cycle SRS resource according to the priority statistics of UE reconfiguration short cycle SRS resource is executed, UE short cycle is obtained
List is reconfigured in SRS resource.
The original allocation module, for for be initially accessed the UE of base station according to arrive first first mode is distributed initial SRS and is provided
Source.
It should be noted that the configuration device of the SRS resource of the embodiment of the present invention can realize matching for SRS resource as described above
The each step for setting method, is not repeating herein.
The embodiment of the invention also provides a kind of base station, the configuration device including SRS resource as described above.
In embodiments of the present invention, determine that the user for needing to be reconfigured short cycle SRS resource is whole by the determining module 501
Hold UE.In turn, module 502 is adjusted according to the remaining situation of short cycle SRS resource by the resource, to needing that short cycle is reconfigured
The UE of SRS resource carries out the configuration of short cycle SRS resource.In this way, the configuration device, which can give short cycle SRS resource, more to be needed
The user of short cycle SRS resource is wanted, can be solved in the case where short cycle SRS resource is limited, it is practical not can guarantee that there are each UE
The SRS resource and SRS resource needed is unsatisfactory for correlation function for the period of SRS resource or sub-frame offset relative to upper
The problem of demand of the time-domain position of row scheduling request.
Possibly, in the case where short cycle SRS resource is limited, the configuration device of SRS resource is currently done according to each UE
Demand arrangement of the business (or be function) to SRS resource, such as according to each UE VoLTE, CoMP, BF, MM business to SRS
The business demand of resource arranges, and obtains the priority of the business demand of the corresponding SRS resource of each UE, the UE of flexibly adjustment SRS
Grade configuration, to achieve the purpose that meet each UE for SRS resource actual demand, guarantees that the function of each UE has optimal performance.
Fig. 6 be another embodiment of the present invention provides a kind of base station structural schematic diagram, as shown in fig. 6, base station 600 wrap
It includes: processor 601, transceiver 602, memory 603, user interface 604 and bus interface, in which:
In embodiments of the present invention, base station 600 further include: be stored on memory 603 and can be run on processor 601
Computer program, computer program realizes following steps when being executed by processor 601: determining that needing to be reconfigured short cycle SRS provides
The user terminal UE in source；According to the remaining situation of short cycle SRS resource, the UE for needing to be reconfigured short cycle SRS resource is carried out short
The configuration of period SRS resource；Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
In Fig. 6, bus architecture may include the bus and bridge of any number of interconnection, specifically be represented by processor 601
One or more processors and the various circuits of memory that represent of memory 603 link together.Bus architecture can be with
Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like are linked together, these are all these
Well known to field, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 602 can be
Multiple element includes transmitter and receiver, provides the unit for communicating over a transmission medium with various other devices.Needle
To different user equipmenies, user interface 604, which can also be, external the interface for needing equipment is inscribed, and the equipment of connection includes
But be not limited to keypad, display, loudspeaker, microphone, control stick etc..
Processor 601, which is responsible for management bus architecture and common processing, memory 603, can store processor 601 and is holding
Used data when row operation.
Optionally, following steps be can also be achieved when computer program is executed by processor 601:
The UE for needing to be reconfigured short cycle SRS resource according to the priority statistics of UE reconfiguration short cycle SRS resource, it is short to obtain UE
List is reconfigured in period SRS resource, and the UE in the UE short cycle SRS resource reconfiguration list is according to reconfiguration short cycle SRS resource
Priority ranking；Judge whether there is remaining short cycle SRS resource；If giving UE there is currently remaining short cycle SRS resource
Short cycle SRS resource is reconfigured the first UE in list and configures short cycle SRS resource, and the first UE is from the UE short cycle
It is successively determined from high to low in SRS resource reconfiguration list according to the priority of reconfiguration short cycle SRS resource；If there is currently no
Remaining short cycle SRS resource judges whether there is and is not configured with short cycle in UE short cycle SRS resource reconfiguration list
2nd UE of SRS resource；Short cycle SRS resource is not configured in UE short cycle SRS resource reconfiguration list if having
2nd UE discharges the short cycle SRS resource of the 2nd UE, configures long period SRS resource to the 2nd UE；Wherein, described
Long period is greater than the SRS configuration period of each business demand of UE.
Optionally, following steps be can also be achieved when computer program is executed by processor 601:
According in the business of UE, modulation and coding mode, buffer status reporting BSR size, scheduling times and signal quality
One or more determining UE reconfiguration short cycle SRS resources priority；The preferential of short cycle SRS resource is reconfigured according to the UE
Grade is ranked up the UE for needing to be reconfigured short cycle SRS resource, obtains the reconfiguration list of UE short cycle SRS resource.
Optionally, following steps be can also be achieved when computer program is executed by processor 601:
SRS resource dynamic adjustment timer is set；If execution is pressed after the SRS resource dynamic adjustment timer expiry being arranged
The UE for needing to be reconfigured short cycle SRS resource according to the priority statistics of UE reconfiguration short cycle SRS resource, obtains UE short cycle SRS money
The step of list is reconfigured in source.
Optionally, following steps be can also be achieved when computer program is executed by processor 601:
Judge whether the SRS resource reconfiguration number of current period user terminal has reached the maximum value or signal command board set
Whether cpu load is more than scheduled thresholding；If the SRS resource reconfiguration number of current period user terminal has reached the maximum of setting
The central processor CPU load of value or signal command board is more than scheduled thresholding, and SRS resource reconfiguration terminates；Otherwise, execute according to
The priority statistics of UE reconfiguration short cycle SRS resource needs to be reconfigured the UE of short cycle SRS resource, obtains UE short cycle SRS resource
The step of list is reconfigured.
Optionally, following steps be can also be achieved when computer program is executed by processor 601:
Judge whether there is remaining short cycle SRS resource；If being discharged there is currently remaining short cycle SRS resource
It needs to be reconfigured the long period SRS resource of the UE of short cycle SRS resource, and remaining short cycle SRS resource is distributed into the need
The UE of short cycle SRS resource is reconfigured；If judgement is not currently with the presence or absence of there is currently no remaining short cycle SRS resource
The UE for needing to be reconfigured short cycle SRS resource has been assigned short cycle SRS resource；If there is currently do not need reconfiguration short cycle SRS
The UE of resource has been assigned short cycle SRS resource, then the short cycle of the UE of reconfiguration short cycle SRS resource is not needed described in release
The short cycle SRS resource discharged is distributed to the UE for needing to be reconfigured short cycle SRS resource by SRS resource；Wherein, the long week
Phase is greater than the SRS configuration period of each business demand of UE.
Optionally, following steps be can also be achieved when computer program is executed by processor 601:
For be initially accessed base station UE according to arrive first first mode distribute initial SRS resource.
In embodiments of the present invention, the user terminal for needing to be reconfigured short cycle SRS resource is determined by the processor 601
UE.In turn, by the processor 601 according to the remaining situation of short cycle SRS resource, to needing to be reconfigured short cycle SRS resource
UE carry out short cycle SRS resource configuration.The base station can give short cycle SRS resource with greater need for short cycle SRS resource
User can solve in the case where short cycle SRS resource is limited, not can guarantee that there are each UE SRS resources actually required, and
SRS resource is unsatisfactory for correlation function for the time domain position relative to uplink scheduling request of period or sub-frame offset of SRS resource
The problem of demand set.
Possibly, in the case where short cycle SRS resource is limited, business that base station is currently done according to each UE (or be
Function) demand to SRS resource arranges, such as needs according to VoLTE, CoMP, BF, MM business of each UE to the business of SRS resource
Arrangement is asked, the priority of the business demand of the corresponding SRS resource of each UE, the UE grade configuration of flexibly adjustment SRS, to reach are obtained
Meet each UE for the purpose of SRS resource actual demand, guarantees that the function of each UE has optimal performance.
The embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, the journey
The step in the configuration method of SRS resource as described above is realized when sequence is executed by processor.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment
A particular feature, structure, or characteristic is included at least one embodiment of the present invention.Therefore, occur everywhere in the whole instruction
" in one embodiment " or " in one embodiment " not necessarily refer to identical embodiment.In addition, these specific features, knot
Structure or characteristic can combine in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be appreciated that magnitude of the sequence numbers of the above procedures are not meant to execute suitable
Sequence it is successive, the execution of each process sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention
Process constitutes any restriction.
In embodiment provided herein, it should be appreciated that " B corresponding with A " indicates that B is associated with A, can be with according to A
Determine B.It is also to be understood that determine that B is not meant to determine B only according to A according to A, it can also be according to A and/or other information
Determine B.
In several embodiments provided herein, it should be understood that disclosed method and apparatus, it can be by other
Mode realize.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
For a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine
Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase
Coupling, direct-coupling or communication connection between mutually can be through some interfaces, the INDIRECT COUPLING or communication of device or unit
Connection can be electrical property, mechanical or other forms.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or network side equipment etc.) executes transmitting-receiving side described in each embodiment of the present invention
The part steps of method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, letter
Claim ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. is various to deposit
Store up the medium of program code.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (14)
1. a kind of configuration method of detection reference signal SRS resource characterized by comprising
Determine the user terminal UE for needing to be reconfigured short cycle SRS resource；
According to the remaining situation of short cycle SRS resource, short cycle SRS resource is carried out to the UE for needing to be reconfigured short cycle SRS resource
Configuration；
Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
2. configuration method according to claim 1, which is characterized in that the determination needs to be reconfigured short cycle SRS resource
User terminal, comprising:
The UE for needing to be reconfigured short cycle SRS resource according to the priority statistics of UE reconfiguration short cycle SRS resource, obtains UE short cycle
List is reconfigured in SRS resource, and the UE in the UE short cycle SRS resource reconfiguration list is according to the preferential of reconfiguration short cycle SRS resource
Grade sequence.
3. configuration method according to claim 2, which is characterized in that the remaining situation according to short cycle SRS resource,
The configuration of short cycle SRS resource is carried out to the UE for needing to be reconfigured short cycle SRS resource, comprising:
Judge whether there is remaining short cycle SRS resource；
If configuring short week to the first UE in the reconfiguration list of UE short cycle SRS resource there is currently remaining short cycle SRS resource
Phase SRS resource, the first UE are to be reconfigured in list from the UE short cycle SRS resource according to reconfiguration short cycle SRS resource
What priority successively determined from high to low；
If judging whether there is and list not being reconfigured in the UE short cycle SRS resource there is currently no remaining short cycle SRS resource
In and be configured with the 2nd UE of short cycle SRS resource；
If there is the 2nd UE for not being configured with short cycle SRS resource in UE short cycle SRS resource reconfiguration list, institute is discharged
The short cycle SRS resource of the 2nd UE is stated, configures long period SRS resource to the 2nd UE；
Wherein, the long period is greater than the SRS configuration period of each business demand of UE.
4. configuration method according to claim 2, which is characterized in that described according to the excellent of UE reconfiguration short cycle SRS resource
First grade statistics needs to be reconfigured the UE of short cycle SRS resource, obtains the reconfiguration list of UE short cycle SRS resource, comprising:
According to one in the business of UE, modulation and coding mode, buffer status reporting BSR size, scheduling times and signal quality
The priority of item or multinomial determining UE reconfiguration short cycle SRS resource；
The UE for needing to be reconfigured short cycle SRS resource is ranked up according to the priority that short cycle SRS resource is reconfigured in the UE, is obtained
List is reconfigured to UE short cycle SRS resource.
5. configuration method according to claim 2, which is characterized in that according to the preferential of UE reconfiguration short cycle SRS resource
It is described to match before the step of grade statistics needs to be reconfigured the UE of short cycle SRS resource, obtains the reconfiguration list of UE short cycle SRS resource
Set method further include:
SRS resource dynamic adjustment timer is set；If the SRS resource dynamic adjustment timer expiry being arranged, executes according to UE weight
Priority statistics with short cycle SRS resource needs to be reconfigured the UE of short cycle SRS resource, obtains the reconfiguration of UE short cycle SRS resource
The step of list.
6. configuration method according to claim 2, which is characterized in that if having not in the UE short cycle SRS resource weight
With the 2nd UE for being configured with short cycle SRS resource in list, the short cycle SRS resource of the 2nd UE is discharged, to described the
After two UE configure the step of long period SRS resource, the configuration method further include:
Judge whether the SRS resource reconfiguration number of current period UE has reached the maximum value of setting or the cpu load of signal command board is
No is more than scheduled thresholding；
If the SRS resource reconfiguration number of current period UE has reached the maximum value of setting or the central processor CPU of signal command board
Load is more than scheduled thresholding, and SRS resource reconfiguration terminates；
Otherwise, the UE for needing to be reconfigured short cycle SRS resource according to the priority statistics of UE reconfiguration short cycle SRS resource is executed, is obtained
The step of list is reconfigured to UE short cycle SRS resource.
7. configuration method according to claim 1, which is characterized in that the remaining situation according to short cycle SRS resource,
The configuration of short cycle SRS resource is carried out to the UE for needing to be reconfigured short cycle SRS resource, comprising:
Judge whether there is remaining short cycle SRS resource；
If release needs to be reconfigured the long period SRS of the UE of short cycle SRS resource there is currently remaining short cycle SRS resource
Resource, and remaining short cycle SRS resource is distributed into the UE for needing to be reconfigured short cycle SRS resource；
If judgement, which currently whether there is, does not need reconfiguration short cycle SRS resource there is currently no remaining short cycle SRS resource
UE be assigned short cycle SRS resource；
If there is currently the UE for not needing reconfiguration short cycle SRS resource to be assigned short cycle SRS resource, it is not required to described in release
The short cycle SRS resource of the UE of short cycle SRS resource is reconfigured, the short cycle SRS resource discharged is distributed to and needs to be reconfigured
The UE of short cycle SRS resource；
Wherein, the long period is greater than the SRS configuration period of each business demand of UE.
8. described in any item configuration methods according to claim 1~6, which is characterized in that the configuration method further include:
For be initially accessed base station UE according to arrive first first mode distribute initial SRS resource.
9. a kind of configuration device of detection reference signal SRS resource characterized by comprising
Determining module, for the determining user terminal UE for needing to be reconfigured short cycle SRS resource；
Resource adjusts module, for the remaining situation according to short cycle SRS resource, to the UE for needing to be reconfigured short cycle SRS resource
Carry out the configuration of short cycle SRS resource；
Wherein, the short cycle is the SRS configuration period for each business demand for meeting UE.
10. configuration device according to claim 9, which is characterized in that the determining module, comprising:
Statistic submodule, for needing to be reconfigured short cycle SRS resource according to the priority statistics of UE reconfiguration short cycle SRS resource
UE obtains the reconfiguration list of UE short cycle SRS resource, and the UE in the UE short cycle SRS resource reconfiguration list is according to reconfiguration short week
The priority ranking of phase SRS resource.
11. configuration device according to claim 10, which is characterized in that the resource adjusts module and includes:
First judging submodule, for judging whether there is remaining short cycle SRS resource；
First configuration submodule, if giving UE short cycle SRS resource reconfiguration column for there is currently remaining short cycle SRS resources
The first UE in table configures short cycle SRS resource, and the first UE is that basis in list is reconfigured from the UE short cycle SRS resource
What the priority of reconfiguration short cycle SRS resource successively determined from high to low；
Second judgment submodule, if for judging whether there is not short in the UE there is currently no remaining short cycle SRS resource
The 2nd UE of short cycle SRS resource is configured in the reconfiguration list of period SRS resource；
Second configuration submodule, if not being configured with short cycle SRS in UE short cycle SRS resource reconfiguration list for having
2nd UE of resource discharges the short cycle SRS resource of the 2nd UE, configures long period SRS resource to the 2nd UE；
Wherein, the long period is greater than the SRS configuration period of each business demand of UE.
12. a kind of base station, which is characterized in that the configuration device including the described in any item SRS resources of such as claim 8~11.
13. a kind of base station characterized by comprising memory, processor and storage can transport on a memory and on a processor
Capable computer program, the processor realize SRS resource as described in any one of claims 1 to 8 when executing described program
Configuration method in step.
14. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The step in the configuration method of SRS resource as described in any one of claims 1 to 8 is realized when execution.
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