CN109327906A - A kind of resource distribution, control method for sending information and device, equipment - Google Patents
A kind of resource distribution, control method for sending information and device, equipment Download PDFInfo
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- CN109327906A CN109327906A CN201710647988.4A CN201710647988A CN109327906A CN 109327906 A CN109327906 A CN 109327906A CN 201710647988 A CN201710647988 A CN 201710647988A CN 109327906 A CN109327906 A CN 109327906A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000011664 signaling Effects 0.000 claims abstract description 84
- 238000004590 computer program Methods 0.000 claims description 18
- 238000013468 resource allocation Methods 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000004891 communication Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 12
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- 230000010267 cellular communication Effects 0.000 description 1
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Classifications
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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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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Abstract
A kind of resource distribution, control method for sending information and device, equipment when resource distribution, by first the first channel resource of signal deployment, indicate call number of first channel resource in the first channel resource pattern in first signaling；Wherein, the first channel resource pattern is determined on the basis of subframe where first signaling.When controlling information transmission, the first signaling of the first channel resource of configuration is received, control information is sent on first channel resource.The application can be more flexible configuration instruction control channel resource, realize flexible and efficient resource distribution, be conducive to improve resource utilization, meet diversified UE business demand.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of resource allocation method and device, equipment.
Background technique
In device-to-device (Device to Device, referred to as D2D) communication system, user equipment (User
Equipment, referred to as UE) between when thering is business to need to transmit, business datum between UE without base station forwarding, but
Target UE is directly transferred to by side chain road (Sidelink) by data source UE, Fig. 1 is the D2D communication structure according to the relevant technologies
Schematic diagram, as shown in Figure 1, this device-to-device carry out direct communication mode have be clearly distinguishable from conventional cellular systems
The feature of communication pattern, for the short-range communication user that can apply D2D communication mode, D2D transmission is not only saved
Radio spectrum resources, and the data transmission pressure of core net is reduced, system resource occupancy can be reduced, cellular communication is increased
System spectral efficiency reduces terminal transmission power consumption, and largely saves network operation cost.
By taking long term evolution (LTE) system as an example, radio resource divides resource, Mei Gewu as unit of radio frames in the time domain
Line frame is 10ms, includes 10 subframes.Each subframe is 1ms, is divided into 2 time slots (slot) of 0.5ms, as shown in Figure 2.In frequency
On domain, resource is divided as unit of subcarrier, each subcarrier includes 15kHz or 7.5kHz resource.
According to the dividing unit of above-mentioned time domain and frequency domain resource, when eNB is that UE dispatches resource, in time domain as unit of subframe
The scheduling instruction of resource is carried out, is indicated on frequency domain with resource block (Resource Block, referred to as RB) for unit, Fig. 3
Shown is the resource structures of LTE system, and RB is defined as in time domain that (1 slot includes comprising 1 slotA SC-FDMA symbol
Number, in figure withFor), comprising continuous on frequency domainA subcarrier,According to dispatching requirement,
ENB can be neatly UE scheduling instruction one or more RB resource.
In the D2D communication means of the relevant technologies, eNB is that UE dispatches instruction resource in the resource pool of side chain road.Side chain road
Resource pool includes physics side link control channel (PSCCH, Physical Sidelink Control Channel) resource pool,
For carrying side link control message and physics side link shared channels (PSSCH, Physical Sidelink Shared
Channel) resource pool, for carrying side chain circuit-switched data business information.
In the D2D communication means of the relevant technologies, eNB is UE scheduling configuration side chain road money within each resource pool period
Source.Such side link resource structure and configuration method limit the flexibility and adaptability of scheduling of resource, communicate in some D2D
Be not available in scene, for such issues that, currently no effective solution has been proposed.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of resource allocation methods, comprising:
By first the first channel resource of signal deployment, indicate first channel resource in first signaling
Call number in one channel resource pattern；
Wherein, the first channel resource pattern is determined on the basis of subframe where first signaling.
In view of this, the embodiment of the invention also provides a kind of device for allocating resources, comprising:
Call number determining module, on the basis of subframe, determining the where the first signaling for configuring the first channel resource
One channel resource pattern, and determine call number of first channel resource of configuration in the first channel resource pattern；
Resource configuration module indicates the first channel money for sending first signaling in first signaling
The call number in source.
In view of this, the embodiment of the invention provides a kind of base station, including memory, processor and it is stored in the storage
Device and the computer program that can be run on the processor, the processor realize above-mentioned money when executing the computer program
The processing of source configuration method.
In view of this, being stored thereon with computer journey the embodiment of the invention provides a kind of computer readable storage medium
Sequence, the computer program realize the processing of above-mentioned resource allocation method when being executed by processor.
Above-described embodiment scheme can be more flexible configuration instruction control channel resource, realize flexible and efficient resource and match
It sets, is conducive to improve resource utilization, meets diversified UE business demand.
In view of this, the embodiment of the invention also provides a kind of control method for sending information, comprising:
The first signaling of the first channel resource of configuration is received, first signaling carries first channel resource first
Call number in channel resource pattern, wherein the first channel resource pattern is on the basis of subframe where first signaling
It determines；
Control information is sent on first channel resource.
In view of this, the embodiment of the invention also provides a kind of control information transmitting apparatus, comprising:
Signaling receiving module, for receiving the first signaling of the first channel resource of configuration, described in first signaling carries
Call number of first channel resource in the first channel resource pattern；
Resource determination module, for determining the first channel resource figure on the basis of subframe where first signaling
Sample determines first channel resource in the first channel resource pattern according to the call number of first channel resource；
Sending module, for sending control information on first channel resource.
In view of this, the embodiment of the invention also provides a kind of terminal, including memory, processor and it is stored in described deposit
Reservoir and the computer program that can be run on the processor, the processor are realized above-mentioned when executing the computer program
Control the processing of method for sending information.
In view of this, being stored thereon with computer the embodiment of the invention also provides a kind of computer readable storage medium
Program, the computer program realize the processing of above-mentioned control method for sending information when being executed by processor.
Above-described embodiment scheme can identify the control channel resource instruction of network side flexible configuration, be conducive to improve resource
Utilization rate meets diversified UE business demand.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the D2D communication structure of the relevant technologies；
Fig. 2 is the LTE system frame structure schematic diagram according to the relevant technologies；
Fig. 3 is the LTE system resource structures schematic diagram according to the relevant technologies；
Fig. 4 is the Sidelink PSCCH/PSSCH resource pool configuration schematic diagram according to the relevant technologies；
Fig. 5 is the schematic diagram for dispatching Sidelink PSCCH/PSSCH resource for UE according to the eNB of the relevant technologies；
Fig. 6 is the Sidelink PSCCH/PSSCH resource pool configuration schematic diagram of the embodiment of the present invention；
Fig. 7 is the schematic diagram that the example one of PSCCH resource is configured in the embodiment of the present invention two；
Fig. 8 is the schematic diagram that the example two of PSCCH resource is configured in the embodiment of the present invention two；
Fig. 9 is the schematic diagram that the example three of PSCCH resource is configured in the embodiment of the present invention three；
Figure 10 is the schematic diagram that the example four of PSCCH resource is configured in the embodiment of the present invention three；
Figure 11 is the schematic diagram that the example five of PSCCH resource is configured in the embodiment of the present invention four；
Figure 12 is the schematic diagram that the example six of PSCCH resource is configured in the embodiment of the present invention five；
Figure 13 is the flow chart of the resource allocation method of one network equipment side of the embodiment of the present invention；
Figure 14 is the flow chart of the control method for sending information of one terminal side of the embodiment of the present invention；
Figure 15 is the module map of the device for allocating resources of one network equipment side of the embodiment of the present invention；
Figure 16 is the module map of the control information transmitting apparatus of one terminal side of the embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
Embodiment one
In D2D communication system, the transmission of data is carried out between UE using side link circuit resource, transmitting terminal UE is provided in PSCCH
The side link control message (SCI:Sidelink Control Information) that D2D communication is sent on source, to receiving end UE
Indicate PSSCH resource and relevant configuration information used in transmitted D2D communication service data information, and further
Side chain road (Sidelink) data are sent in the PSSCH resource shown in meaning.When network side is transmitting terminal UE scheduling configuration
When Sidelink resource, eNB is needed through high-level signaling or physical layer signaling such as Downlink Control Information (DCI, Downlink
Control Information) the PSCCH resource and/or PSSCH resource that configure are indicated by transmitting terminal UE.
It in the related art, is the PSCCH scheduling of resource instruction that D2D is carried out according to the PSCCH resource pool period, in each week
Include one or more subframes in phase, in PSCCH resource pool, there are one or more RB for carrying PSCCH in each subframe, this
A little frame is known as PSCCH subframe, as shown in Figure 4.When eNB configures PSCCH resource by DCI for terminal (UE) scheduling, with PSCCH
The resource pool period is range, indicates one or more PSCCH resources in a PSCCH resource pool periodic regime for UE, such as
Shown in Fig. 5.One PSCCH resource includes 1 subframe in the time domain, includes m RB on frequency domain, m is positive integer.
In some D2D communications applications scenes, data may have it is sudden, but using the PSCCH resource pool period as range
When configuring PSCCH resource, a cycle can only be configured once, and real-time is not high, and configurable sub-frame number is also by week
The limitation of phase property is not able to satisfy the needs of flexible configuration.
In the present embodiment, PSCCH resource pool refers to one group of resource for carrying Sidelink control information, by network side
It is pre-configured by high-level signaling configuration or system.PSCCH resource pool includes one or more subframes in the time domain, each
Subframe in PSCCH resource pool is known as PSCCH subframe, can be continuously or discontinuously between each PSCCH subframe.PSCCH resource
Pond is used to carry PSCCH comprising one or more RB on frequency domain, and the position for these RB that each PSCCH subframe includes is identical,
The multiple RB for being included can be continuously or discontinuously.Unlike the relevant technologies, the PSCCH resource pool of the present embodiment is not used
In the periodicity of limitation PSCCH scheduling of resource, referred in the related technology with the PSCCH scheduling of resource that the resource pool period is scheduling range
Show that method is no longer applicable in, needs to propose corresponding solution.
The resource allocation method of the present embodiment network side equipment is by first the first channel resource of signal deployment, described the
Call number of first channel resource in the first channel resource pattern is indicated in one signaling；Wherein, the first channel money
Source pattern is determined on the basis of subframe where first signaling.As shown in figure 13, which comprises step 110, with first
The first channel resource pattern is determined on the basis of subframe where signaling；Step 120, it is provided by first channel of the first signal deployment
Source indicates call number of first channel resource in the first channel resource pattern in first signaling.
Before the present embodiment terminal sends control information, the first signaling of reception the first channel resource of configuration, described first
Signaling carries call number of first channel resource in the first channel resource pattern, wherein the first channel resource figure
Sample is determined on the basis of subframe where first signaling；Then control information is sent on first channel resource.Such as figure
Shown in 14, the control method for sending information of terminal side includes: step 210, receives the first signaling of the first channel resource of configuration, institute
It states the first signaling and carries call number of first channel resource in the first channel resource pattern；Step 220, with described first
The first channel resource pattern is determined on the basis of subframe where signaling, and first channel resource is determined according to the call number
First channel resource in pattern；Step 230, control information is sent on first channel resource.
The network side equipment of the present embodiment by taking the eNB in LTE system as an example but it is also possible to be the base station of other systems, in
After station etc..First channel resource of the present embodiment refers to PSCCH resource, and the first signaling is DCI signaling, but the application is not limited to
This.When eNB dispatches configuration PSCCH resource to UE by DCI signaling, with subframe where DCI (sending the subframe of DCI) for base
Accurately determine PSCCH resource pattern, in determining PSCCH resource pattern, by indicating the call number of PSCCH resource, refers to for UE
Show configured PSCCH resource.Each PSCCH resource includes a subframe or a slot in the time domain, is wrapped on frequency domain
It is positive integer containing m RBs, m, m is fixed value or is predefined by system.
It is assumed that eNB sends DCI in subframe #n, and the call number for the PSCCH resource that it is configured is designated as to UE in DCI.
UE blind examination receives DCI information, obtains the call number of the PSCCH resource (the PSCCH resource configured) indicated in DCI, UE is with DCI
PSCCH resource pattern is determined on the basis of the subframe #n at place, can determine according to the call number of indicated PSCCH resource
The PSCCH resource configured in PSCCH resource pattern determines the PSCCH resource of configuration in PSCCH resource pattern in other words
Position.Wherein, it for determining that the rule of PSCCH resource pattern is predefined by system, or is configured and is determined by network side.
In the present embodiment, network side equipment and terminal can determine the first channel resource figure one of in the following way
Sample:
Mode one, within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts
All first channel resources for including determine each in all first channel resources according to predefined coding rule
The call number of one channel resource obtains the first channel resource pattern；
Mode two, T the first channel subframes models that k-th of subframe after subframe where determining first signaling starts
All first channel resources for including in enclosing, determine each in all first channel resources according to predefined coding rule
The call number of a first channel resource obtains the first channel resource pattern；
Mode three, subframe originates the first channel subframes, the first channel of the starting later where determining first signaling
Subframe is that the sub-frame interval between the subframe where first signaling is more than or equal to k, or first the first channel greater than k
Subframe determines the first channel subframes of the starting and its subsequent first channel subframe according to the coding rule of time domain after first frequency domain
In include each the first channel resource call number, obtain the first channel resource pattern；
Wherein, k, T are positive integer.
The present embodiment also provides a kind of device for allocating resources of network equipment side, as shown in figure 15, comprising:
Call number determining module 10, for determining on the basis of subframe where the first signaling for configuring the first channel resource
First channel resource pattern, and determine call number of the first channel resource of configuration in the first channel resource pattern；
Resource configuration module 20 indicates first channel for sending first signaling in first signaling
The call number of resource.
In the present embodiment, the call number determining module determines the first letter on the basis of subframe where first signaling
Road resource pattern, comprising:
Include within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts
All first channel resources determine each first channel in all first channel resources according to predefined coding rule
The call number of resource obtains the first channel resource pattern；Or
It is wrapped within the scope of T the first channel subframes that k-th of subframe after subframe where determining first signaling starts
All first channel resources contained, according to predefined coding rule determine in all first channel resources each first
The call number of channel resource obtains the first channel resource pattern；Or
Originate the first channel subframes after subframe where determining first signaling, the first channel subframes of the starting be with
The sub-frame interval between subframe where first signaling is more than or equal to k, or first the first channel subframes greater than k, presses
According to the coding rule of time domain after first frequency domain, determines in the first channel subframes of the starting and its subsequent first channel subframe and include
The call number of each the first channel resource obtains the first channel resource pattern；
Wherein, k, T are positive integer.
The present embodiment also provides a kind of control information transmitting apparatus of terminal side, as shown in figure 16, comprising:
Signaling receiving module 50, for receiving the first signaling of the first channel resource of configuration, first signaling carries institute
State call number of first channel resource in the first channel resource pattern；
Resource determination module 60, for determining the first channel resource figure on the basis of subframe where first signaling
Sample determines first channel resource in the first channel resource pattern according to the call number of first channel resource.
Sending module 70, for sending control information on first channel resource.
In the present embodiment, the resource determination module determines first letter on the basis of subframe where first signaling
Road resource pattern, comprising:
Include within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts
All first channel resources determine each first channel in all first channel resources according to predefined coding rule
The call number of resource obtains the first channel resource pattern；Or
It is wrapped within the scope of T the first channel subframes that k-th of subframe after subframe where determining first signaling starts
All first channel resources contained, according to predefined coding rule determine in all first channel resources each first
The call number of channel resource obtains the first channel resource pattern；Or
The first channel subframes of starting after subframe where determining first signaling, the first channel subframes of the starting are
Sub-frame interval between the subframe where first signaling is more than or equal to k, or first the first channel subframes greater than k,
According to the coding rule of time domain after first frequency domain, determines in the first channel subframes of the starting and its subsequent first channel subframe and include
Each the first channel resource call number, obtain the first channel resource pattern；
Wherein, k, T are positive integer.
In above-mentioned apparatus embodiment, first channel resource is physics side link control channel PSCCH resource.
The present embodiment also provides a kind of base station, including memory, processor and is stored in the memory and can be described
The computer program run on processor, wherein the processor is realized when executing the computer program such as the present embodiment institute
State the processing of any resource allocation method in network equipment side.
The present embodiment also provides a kind of computer readable storage medium, is stored thereon with computer program, wherein the meter
The processing such as any resource allocation method in the present embodiment network equipment side is realized when calculation machine program is executed by processor.
The present embodiment also provides a kind of terminal, including memory, processor and is stored in the memory and can be described
The computer program run on processor, wherein the processor is realized when executing the computer program as the present embodiment is whole
The processing of any control method for sending information in end side.
The present embodiment also provides a kind of computer readable storage medium, is stored thereon with computer program, wherein the meter
The processing such as any control method for sending information in the present embodiment terminal side is realized when calculation machine program is executed by processor.
The present embodiment, which can achieve, flexibly and effectively indicates PSCCH resource, on the basis of the subframe where DCI, not by
The limitation in PSCCH resource pool period, thus PSCCH resource can be indicated for UE flexible dispatching.
Embodiment two
The present embodiment describes the scheme that PSCCH resource pattern is determined using mode one in embodiment one.
In the present embodiment on the basis of the subframe #n where DCI, continuous T that k-th of subframe after subframe #n starts
In all PSCCH resources for including within the scope of a subframe, each PSCCH resource is numbered, is advised according to predefined number
Then, the corresponding call number of each PSCCH resource that determination includes in T subframe, i.e. composition PSCCH resource pattern.As
The call number of PSCCH resource can uniquely find a PSCCH resource, namely the call number of difference PSCCH resource is different
's.The determination of the resource pattern of the present embodiment also based on the configuration of PSCCH resource pool, but is not only restricted to its configuration, no matter provides
How source pond concrete configuration can be used.
It is illustrated below with several.
Example one
In this example, the rule of the predefined PSCCH resource pattern of system are as follows: Sidelink resource is indicated to UE with eNB
On the basis of subframe #n where DCI, all PSCCH for including in the continuous T subframe that k-th of subframe after subframe #n starts
In resource, PSCCH resource is numbered according to the sequence of frequency domain after first time domain, determines PSCCH resource pattern.Wherein, when first
The serial number of frequency domain refers in all PSCCH resources for including in T subframe behind domain, first according to subframe sequence to phase
PSCCH resource number consecutively on same frequency domain resource (RB index minimum or maximum frequency domain resource), it is suitable according still further to frequency domain resource
Sequence, to the PSCCH resource in adjacent frequency domain resource according to subframe sequence number consecutively, and so on, as shown in Figure 7.
According to the corresponding unique PSCCH resource index number of PSCCH resource each in the determining T subframe of above-mentioned rule.In this example, k
=4, T=10 include a subframe in each PSCCH resource time domain, include 1RB on frequency domain.
As shown in fig. 7, including one or more PSCCH subframe, each PSCCH in the PSCCH resource pool of network side configuration
It include one or more RB in subframe.ENB sends DCI on subframe #n, this DCI is used to dispatch configuration Sidelink to UE
PSCCH resource.Wherein, configured PSCCH resource, indicated PSCCH are indicated by the call number of PSCCH resource in DCI
Resource index=9 is then configured according to the predefined rule of above system and PSCCH resource pool, the PSCCH money that eNB is configured
Source is the RB index#s+2 on subframe #n+6, i.e., the corresponding PSCCH resource of corresponding PSCCH resource index=9.Wherein, when
After resource pool configuration determines, it can determine the RB index (index) for including in resource pool, resource pool is indicated with index#s here
In include all RB in the smallest RB of index index, be drawn in figure bottom, upwards sequentially serial number increase.
The DCI that UE is sent by blind Detecting eNB receives the DCI that eNB is used to indicate Sidelink resource on subframe #n
Instruction, and therefrom obtain the call number of indicated PSCCH resource, PSCCH resource index=9.Further, UE is according to being
Predefined PSCCH resource map control gauge unite then, on the basis of subframe #n, is configured in conjunction with PSCCH resource pool, since subframe #n+4
Continuous T=10 subframe on, determine the RB in PSCCH subframe wherein included and each PSCCH subframe.It wherein, altogether include 4
A PSCCH subframe, 4 RB in each PSCCH subframe since RB index#s are PSCCH resource, by these PSCCH resources
According to the sequence number consecutively of frequency domain after first time domain, determines PSCCH resource pattern, i.e., provide the PSCCH in 4 PSCCH subframes
As a whole, sequence is numbered in source RB in such a way that logic is continuous, as shown in fig. 7, determining that each PSCCH resource is corresponding
Resource index number.Based on this, UE can obtain PSCCH resource corresponding to the PSCCH resource index=9 indicated in DCI,
That is the PSCCH resource that the RB index#s+2 on subframe #n+6, as eNB are configured.
Example two
In the present embodiment, the rule of the predefined PSCCH resource pattern of system are as follows: Sidelink resource is indicated to UE with eNB
DCI where subframe #n on the basis of, include in the continuous T subframe that k-th of subframe after subframe #n starts is all
In PSCCH resource, PSCCH resource is numbered according to the sequence of time domain after first frequency domain, determines PSCCH resource pattern.Wherein,
The serial number of time domain refers in all PSCCH resources for including in T subframe after first frequency domain, first according to frequency domain resource sequence
To the PSCCH resource number consecutively in first PSCCH subframe, according still further to subframe sequence, to the latter PSCCH subframe
On PSCCH resource according to frequency domain resource sequence number consecutively, and so on, as shown in Figure 8.T is determined according to above-mentioned rule
The corresponding unique PSCCH resource index number of each PSCCH resource in a subframe.Wherein, k=1, T=8, each PSCCH resource
Include a subframe in time domain, includes 2 RB on frequency domain.
As shown in figure 8, comprising in multiple subframes and each PSCCH subframe in the PSCCH resource pool of network side configuration
Multiple RB.ENB sends DCI on subframe #n, this DCI is used to dispatch configuration Sidelink PSCCH resource and PSSCH to UE
Resource.Wherein, configured PSCCH resource, indicated PSCCH resource are indicated by the call number of PSCCH resource in DCI
Index=6 is then configured according to the predefined rule of above system and PSCCH resource pool, the PSCCH resource that eNB is configured
For the RB index#s and #s+1 on subframe #n+5, i.e., the corresponding resource of corresponding PSCCH resource index=6.
The DCI that UE is sent by blind Detecting eNB receives the DCI that eNB is used to indicate Sidelink resource on subframe #n
Instruction, and therefrom obtain the call number of indicated PSCCH resource, PSCCH resource index=6.Further, UE is according to being
Predefined PSCCH resource map control gauge unite then, on the basis of subframe #n, is configured in conjunction with PSCCH resource pool, since subframe #n+1
Continuous T=8 subframe on, determine the RB in PSCCH subframe wherein included and each PSCCH subframe.It wherein, altogether include 3
12 RB in a PSCCH subframe and each PSCCH subframe since RB index#s are PSCCH resource, by these
PSCCH resource determines PSCCH resource pattern according to the sequence number consecutively of time domain after first frequency domain, i.e., by 3 PSCCH subframes and
As a whole sequence is numbered, as shown in figure 8, really in 12 RB in each PSCCH subframe in such a way that logic is continuous
Determine the corresponding resource index number of each PSCCH resource.Based on this, UE can obtain the PSCCH resource index=6 indicated in DCI
Corresponding PSCCH resource, i.e. RBindex#s and #s+1 on subframe #n+5, the PSCCH resource that as eNB is configured.
It should be noted that the number order in above example is only exemplary, for the application, actually only
Any method for numbering serial of the call number to distinguish different PSCCH is compiled for each PSCCH in PSCCH resource pattern, all
It can be used.
Embodiment three
The present embodiment describes the scheme that PSCCH resource pattern is determined using mode two in embodiment one.
For the present embodiment on the basis of the subframe #n where DCI, the T PSCCH that k-th of subframe after subframe #n starts is sub
In all PSCCH resources for including in frame, each PSCCH resource is numbered, according to predefined coding rule, is determined
The corresponding unique number of each PSCCH resource for including in T PSCCH subframe, i.e. composition PSCCH resource pattern.If subframe #
K-th of subframe after n is PSCCH subframe, then T PSCCH subframe includes k-th of subframe.
The method can be flexible and efficient instruction of the realization to PSCCH resource, and be not only restricted to matching for PSCCH resource pool
It sets, on the basis of the subframe #n where DCI, realizes the instruction to the PSCCH resource within the scope of T PSCCH subframe, and advantageous
In indicating PSCCH resource in DCI with fixed expense, be conducive to control DCI instruction expense.
This embodiment scheme is illustrated with several below.
Example three
Network side configures the rule of PSCCH resource pattern by high-level signaling are as follows: indicates Sidelink resource to UE with eNB
DCI where subframe #n on the basis of, all PSCCH in T PSCCH subframe that k-th of subframe after subframe #n starts
In resource, PSCCH resource is numbered according to the sequence of frequency domain after first time domain, determines PSCCH resource pattern, it is determined that T
The corresponding unique PSCCH resource index number of each PSCCH resource in PSCCH subframe.Wherein, k=4, T=4, each
Include a subframe in PSCCH resource time domain, includes 1RB on frequency domain.
As shown in figure 9, comprising in multiple subframes and each PSCCH subframe in the PSCCH resource pool of network side configuration
Multiple RB.ENB sends DCI on subframe #n, this DCI is used to dispatch configuration Sidelink PSCCH resource and PSSCH to UE
Resource.Wherein, configured PSCCH resource, indicated PSCCH resource are indicated by the call number of PSCCH resource in DCI
Index=15 is then configured according to the predefined rule of above system and PSCCH resource pool, the PSCCH resource that eNB is configured
For the RB index#s+3 on subframe #n+10, i.e., the corresponding resource of corresponding PSCCH resource index=15.
The DCI that UE is sent by blind Detecting eNB receives the DCI that eNB is used to indicate Sidelink resource on subframe #n
Instruction, and therefrom obtain the call number of indicated PSCCH resource, PSCCH resource index=15.Further, UE is according to being
Predefined PSCCH resource map control gauge unite then, on the basis of subframe #n, configures, is determined from subframe #n+4 in conjunction with PSCCH resource pool
4 RB in T=4 PSCCH subframe of beginning and in each PSCCH subframe since RB index#s are PSCCH money
Source determines PSCCH resource pattern, i.e., by 4 by these PSCCH resources according to the sequence number consecutively of frequency domain after first time domain
PSCCH resource RB in PSCCH subframe and each PSCCH subframe is numbered in such a way that logic is continuous as a whole
Sequence, as shown in figure 9, determining the corresponding resource index number of each PSCCH resource.Based on this, UE can be obtained to be indicated in DCI
PSCCH resource corresponding to PSCCH resource index=15, i.e. RB index#s+3 on subframe #n+10, as eNB are configured
PSCCH resource.
Example four
The rule of the predefined PSCCH resource pattern of system are as follows: where eNB to the DCI of UE instruction Sidelink resource
On the basis of subframe #n, in all PSCCH resources for including in the T PSCCH subframe that k-th of subframe after subframe #n starts,
PSCCH resource is numbered according to the sequence of time domain after first frequency domain, determines PSCCH resource pattern, it is determined that is every in T subframe
The corresponding unique PSCCH resource index number of a PSCCH resource.Wherein, k=4, T=3 include in each PSCCH resource time domain
One slot includes 2 RB on frequency domain.
As shown in Figure 10, comprising in multiple subframes and each PSCCH subframe in the PSCCH resource pool of network side configuration
Multiple RB.ENB sends DCI on subframe #n, this DCI be used for UE dispatch configuration Sidelink PSCCH resource and
PSSCH resource.Wherein, configured PSCCH resource, indicated PSCCH are indicated by the call number of PSCCH resource in DCI
Resource index=24 is then configured according to the predefined rule of above system and PSCCH resource pool, the PSCCH that eNB is configured
Resource is the slot#0, RB index#s and #s+1 on subframe #n+9, i.e., the corresponding money of corresponding PSCCH resource index=24
Source.
The DCI that UE is sent by blind Detecting eNB receives the DCI that eNB is used to indicate Sidelink resource on subframe #n
Instruction, and therefrom obtain the call number of indicated PSCCH resource, PSCCH resource index=24.Further, UE is according to being
Predefined PSCCH resource map control gauge unite then, on the basis of subframe #n, configures, is determined from subframe #n+4 in conjunction with PSCCH resource pool
12 RB in T=3 PSCCH subframe of beginning and in each PSCCH subframe since RB index#s are PSCCH money
Source determines PSCCH resource pattern, i.e., by 3 by these PSCCH resources according to the sequence number consecutively of time domain after first frequency domain
Sequence is numbered as a whole in 12 RB in PSCCH subframe and each PSCCH subframe in such a way that logic is continuous,
As shown in Figure 10, the corresponding resource index number of each PSCCH resource is determined.Based on this, UE can be obtained to be indicated in DCI
PSCCH resource corresponding to PSCCH resource index=24, i.e. RB index#s and #s+1 in subframe #n+9 on slot#0, i.e.,
The PSCCH resource configured by eNB.
Example IV
The present embodiment the present embodiment describes the scheme that PSCCH resource pattern is determined using mode three in embodiment one.
The sub-frame interval between subframe #n in the present embodiment, on the basis of the subframe #n where DCI, after subframe #n
First PSCCH subframe more than or equal to k, or greater than k starts, successively to each PSCCH resource in subsequent PSCCH subframe
It is numbered, according to the coding rule of time domain after first frequency domain, each PSCCH resource that determination includes in PSCCH subframe is corresponding
Call number, i.e., composition PSCCH resource pattern.
In the present embodiment, the range to form the PSCCH subframe of PSCCH resource pattern is not provided from the angle of system, because
For be PSCCH subframe according to the serial number of time domain after first frequency domain, in PSCCH resource pattern call number not with
The range of PSCCH subframe and change.It can be selected according to the PSCCH resource of configuration when realizing, so that forming PSCCH resource
The range of the PSCCH subframe of pattern includes the PSCCH resource of configuration, or a range is determined by specific implementation person.
This embodiment scheme is illustrated below by example.
Example five
Network side configures the rule of PSCCH resource pattern by high-level signaling are as follows: indicates Sidelink resource to UE with eNB
DCI where subframe #n on the basis of, the sub-frame interval between subframe #n after subframe #n is more than or equal to k, or greater than k's
First PSCCH subframe starts, according to the sequence of time domain after first frequency domain, successively to the PSCCH resource in each PSCCH subframe into
Row number determines PSCCH resource pattern.Wherein, k=4 includes a subframe in each PSCCH resource time domain, includes on frequency domain
1 RB.
It as shown in figure 11, include multiple subframes in the PSCCH resource pool of network side configuration, it is more in each PSCCH subframe
A RB.ENB sends DCI on subframe #n, this DCI is used to dispatch configuration Sidelink PSCCH resource and PSSCH money to UE
Source.Wherein, configured PSCCH resource, indicated PSCCH resource are indicated by the call number of PSCCH resource in DCI
Index=10 is then configured according to the predefined rule of above system and PSCCH resource pool, the PSCCH resource that eNB is configured
For the RB index#s+2 on subframe #n+9, i.e., the corresponding resource of corresponding PSCCH resource index=10.
The DCI that UE is sent by blind Detecting eNB receives the DCI that eNB is used to indicate Sidelink resource on subframe #n
Instruction, and therefrom obtain the call number of indicated PSCCH resource, PSCCH resource index=10.Further, UE is according to being
Predefined PSCCH resource map control gauge unite then, on the basis of subframe #n, configures, is determined from subframe #n+4 in conjunction with PSCCH resource pool
4 RB in PSCCH subframe later and in each PSCCH subframe since RB index#s are PSCCH resource, successively
By the PSCCH resource in PSCCH subframe according to the serial number of time domain after first frequency domain, PSCCH resource pattern is determined, such as Figure 11 institute
Show, determines the corresponding resource location of PSCCH resource index number indicated in DCI.Based on this, UE can be obtained in DCI and be indicated
PSCCH resource index=10 corresponding to PSCCH resource, i.e. RB index#s+2 on subframe #n+9, as eNB are matched
The PSCCH resource set.
When using the scheme for determining PSCCH resource pattern on the basis of the subframe where DCI, eNB is to PSCCH resource
Scheduling need to take into consideration PSCCH resource map control gauge then and send DCI subframe between relationship, according to scheduled PSCCH
Resource and the subframe #n for sending DCI, indicate corresponding PSCCH resource index number in DCI.
Embodiment five
In this crane, eNB passes through the subframe position (or the position slot) for directly indicating configured PSCCH resource in DCI,
And the position of frequency domain RB, the PSCCH resource scheduled to UE instruction.
ENB indicates the PSCCH resource configured by UE in the DCI of scheduling Sidelink resource, when instruction information includes
To where PSCCH resource on the instruction of the position slot of subframe position or place where PSCCH resource and frequency domain on domain
The position RB instruction.
Specifically, including: instruction subframe numbers to the instruction of the subframe position where PSCCH resource, or instruction and DCI institute
In the sub-frame interval of subframe；Instruction to the position slot includes, on the basis of indicating the subframe position where slot, into one
Position of the step instruction slot in subframe, i.e. first in subframe where PSCCH resource or second slot.To PSCCH
The instruction of the position RB where resource includes indicating corresponding RB call number, or indicate the sub-channel index where RB
Number.
This embodiment scheme is illustrated below by example.
Example six
ENB indicates configured PSCCH resource to UE by DCI, wherein includes the time-frequency and frequency to PSCCH resource in DCI
The instruction of domain resource.Indicated in time domain, in DCI subframe and the DCI where configured PSCCH resource subframe across the sub-frames
It is spaced k, the RB index where configured PSCCH resource is indicated on frequency domain, in DCI.In addition, system can define each PSCCH
Resource includes RB, such as 2RB of fixed quantity, then only needs to indicate RB index in DCI, then it represents that indicated RB index is opened
Continuous 2 RB to begin is are configured PSCCH resource.
As shown in figure 12, eNB sends DCI in subframe #n, indicates k=6, RB index=9 in DCI.Then UE receives DCI
Afterwards, the rule defined according to system determines in the 6th subframe after subframe where DCI, RB index=9,10 2 RB
For the PSCCH resource configured.
The resource allocation proposal that the embodiment of the present invention proposes solves the problems, such as that resource distribution is inflexible in D2D communication, can
To be suitable under more flexible PSCCH/PSSCH resource pool configuration condition, efficient Sidelink resource tune more flexible to provide
Degree.
It will appreciated by the skilled person that whole or certain steps, system, dress in method disclosed hereinabove
Functional module/unit in setting may be implemented as software, firmware, hardware and its combination appropriate.In hardware embodiment,
Division between the functional module/unit referred in the above description not necessarily corresponds to the division of physical assemblies；For example, one
Physical assemblies can have multiple functions or a function or step and can be executed by one or more physical assemblies cooperations.
Certain physical assemblies or all physical assemblies may be implemented as by processor, as central processing unit, digital signal processor or
The software that microprocessor executes, is perhaps implemented as hardware or is implemented as integrated circuit, such as specific integrated circuit.In this way
Software can be distributed on a computer-readable medium, computer-readable medium may include computer storage medium (or it is non-temporarily
When property medium) and communication media (or fugitive medium).As known to a person of ordinary skill in the art, term computer storage is situated between
Matter is included in any side for storing information (such as computer readable instructions, data structure, program module or other data)
The volatile and non-volatile implemented in method or technology, removable and nonremovable medium.Computer storage medium includes but not
It is limited to RAM, ROM, EEPROM, flash memory or other memory technologies, CD-ROM, digital versatile disc (DVD) or other CDs to deposit
Storage, magnetic holder, tape, disk storage or other magnetic memory apparatus or it can be used for storing desired information and can be counted
Any other medium of calculation machine access.In addition, known to a person of ordinary skill in the art be, communication media generally comprises calculating
In the modulated data signal of machine readable instruction, data structure, program module or such as carrier wave or other transmission mechanisms etc
Other data, and may include any information delivery media.
Claims (14)
1. a kind of resource allocation method, comprising:
By first the first channel resource of signal deployment, indicate first channel resource in the first letter in first signaling
Call number in road resource pattern；
Wherein, the first channel resource pattern is determined on the basis of subframe where first signaling.
2. the method as described in claim 1, it is characterised in that:
The first channel resource pattern determines in the following way:
Include within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts is all
First channel resource determines each first channel resource in all first channel resources according to predefined coding rule
Call number, obtain the first channel resource pattern；Or
Include within the scope of T the first channel subframes that k-th of subframe after subframe where determining first signaling starts
All first channel resources determine each first channel in all first channel resources according to predefined coding rule
The call number of resource obtains the first channel resource pattern；Or
The first channel subframes of starting after subframe where determining first signaling, the first channel subframes of the starting are and institute
State the first signaling sub-frame interval across the sub-frames be more than or equal to k, or first the first channel subframes greater than k, according to elder generation
The coding rule of time domain after frequency domain, determine it is described starting the first channel subframes and its subsequent first channel subframe in include it is each
The call number of a first channel resource obtains the first channel resource pattern；
Wherein, k, T are positive integer.
3. the method as described in claim 1, it is characterised in that:
First channel resource is physics side link control channel PSCCH resource.
4. a kind of control method for sending information, comprising:
The first signaling of the first channel resource of configuration is received, first signaling carries first channel resource in the first channel
Call number in resource pattern, wherein the first channel resource pattern is determined on the basis of subframe where first signaling；
Control information is sent on first channel resource.
5. method as claimed in claim 4, it is characterised in that:
The first channel resource pattern determines in the following way:
Include within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts is all
First channel resource determines each first channel resource in all first channel resources according to predefined coding rule
Call number, obtain the first channel resource pattern；Or
Include within the scope of T the first channel subframes that k-th of subframe after subframe where determining first signaling starts
All first channel resources determine each first channel in all first channel resources according to predefined coding rule
The call number of resource obtains the first channel resource pattern；Or
The first channel subframes of starting after subframe where determining first signaling, the first channel subframes of the starting are and institute
The sub-frame interval stated between the subframe where the first signaling is more than or equal to k, or first the first channel subframes greater than k, according to
The coding rule of time domain after first frequency domain, determine it is described starting the first channel subframes and its subsequent first channel subframe in include it is every
The call number of one the first channel resource obtains the first channel resource pattern；
Wherein, k, T are positive integer.
6. a kind of device for allocating resources characterized by comprising
Call number determining module, for determining the first letter on the basis of subframe where the first signaling for configuring the first channel resource
Road resource pattern, and determine call number of first channel resource of configuration in the first channel resource pattern；
Resource configuration module indicates first channel resource for sending first signaling in first signaling
Call number.
7. device as claimed in claim 6, it is characterised in that:
The call number determining module determines the first channel resource pattern on the basis of subframe where first signaling, comprising:
Include within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts is all
First channel resource determines each first channel resource in all first channel resources according to predefined coding rule
Call number, obtain the first channel resource pattern；Or
Include within the scope of T the first channel subframes that k-th of subframe after subframe where determining first signaling starts
All first channel resources determine each first channel in all first channel resources according to predefined coding rule
The call number of resource obtains the first channel resource pattern；Or
The first channel subframes of starting after subframe where determining first signaling, the first channel subframes of the starting are and institute
The sub-frame interval stated between the subframe where the first signaling is more than or equal to k, or first the first channel subframes greater than k, according to
The coding rule of time domain after first frequency domain, determine it is described starting the first channel subframes and its subsequent first channel subframe in include it is every
The call number of one the first channel resource obtains the first channel resource pattern；
Wherein, k, T are positive integer.
8. device as claimed in claims 6 or 7, it is characterised in that:
First channel resource is physics side link control channel PSCCH resource.
9. a kind of control information transmitting apparatus characterized by comprising
Signaling receiving module, for receiving the first signaling of the first channel resource of configuration, first signaling carries described first
Call number of the channel resource in the first channel resource pattern；
Resource determination module, for determining the first channel resource pattern, root on the basis of subframe where first signaling
First channel resource in the first channel resource pattern is determined according to the call number of first channel resource；
Sending module, for sending control information on first channel resource.
10. device as claimed in claim 9, it is characterised in that:
The resource determination module determines the first channel resource pattern, packet on the basis of subframe where first signaling
It includes:
Include within the scope of the continuous T subframe that k-th of subframe after subframe where determining first signaling starts is all
First channel resource determines each first channel resource in all first channel resources according to predefined coding rule
Call number, obtain the first channel resource pattern；Or
Include within the scope of T the first channel subframes that k-th of subframe after subframe where determining first signaling starts
All first channel resources determine each first channel in all first channel resources according to predefined coding rule
The call number of resource obtains the first channel resource pattern；Or
The first channel subframes of starting after subframe where determining first signaling, the first channel subframes of the starting are and institute
The sub-frame interval stated between the subframe where the first signaling is more than or equal to k, or first the first channel subframes greater than k, according to
The coding rule of time domain after first frequency domain, determine it is described starting the first channel subframes and its subsequent first channel subframe in include it is every
The call number of one the first channel resource obtains the first channel resource pattern；
Wherein, k, T are positive integer.
11. a kind of base station, including memory, processor and the meter that is stored in the memory and can run on the processor
Calculation machine program, which is characterized in that the processor is realized when executing the computer program such as any one of claim 1-3 institute
The processing for the method stated.
12. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The processing of method as claimed in any one of claims 1-3 is realized when being executed by processor.
13. a kind of terminal, including memory, processor and the meter that is stored in the memory and can run on the processor
Calculation machine program, which is characterized in that the processor realizes side as described in claim 4 or 5 when executing the computer program
The processing of method.
14. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The processing of method as described in claim 4 or 5 is realized when being executed by processor.
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| CN201710647988.4A CN109327906B (en) | 2017-08-01 | 2017-08-01 | Resource allocation and control information sending method, device and equipment |
| PCT/CN2018/097988 WO2019024865A1 (en) | 2017-08-01 | 2018-08-01 | Method, apparatus and device for resource configuration and control information transmission |
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| CN201710647988.4A CN109327906B (en) | 2017-08-01 | 2017-08-01 | Resource allocation and control information sending method, device and equipment |
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Also Published As
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| CN109327906B (en) | 2023-04-07 |
| WO2019024865A1 (en) | 2019-02-07 |
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