CN109392149A - Determination method, apparatus, storage medium and the processor of resource pool subframe - Google Patents
Determination method, apparatus, storage medium and the processor of resource pool subframe Download PDFInfo
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- CN109392149A CN109392149A CN201710687872.3A CN201710687872A CN109392149A CN 109392149 A CN109392149 A CN 109392149A CN 201710687872 A CN201710687872 A CN 201710687872A CN 109392149 A CN109392149 A CN 109392149A
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- subframe
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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
Abstract
The present invention provides determination method, apparatus, storage medium and the processors of a kind of resource pool subframe, comprise determining that the first sequence of subframes of side chain road resource pool, wherein, the union of the subframe of subframe and Secondary resource pond in first sequence of subframes including first resource pond, side chain road resource pool is for carrying out side link communication；It determines the subframe in the first resource pond, and determines the subframe in the Secondary resource pond according to the subframe in the first resource pond in first sequence of subframes.Through the invention, it solves the problems, such as subframe distribution conflict between resource pool in the related technology, and then achievees the effect that flexible configuration resource pool subframe.
Description
Technical field
The present invention relates to the communications fields, are situated between in particular to a kind of determination method, apparatus of resource pool subframe, storage
Matter and processor.
Background technique
In the communication system of device-to-device (Device to Device, referred to as D2D), user equipment (User
Equipment, referred to as UE) between business datum can without the forwarding of base station, directly by data source UE pass through side chain road
(Sidelink) it is transferred to target UE.D2D technology can work have the network coverage, subnetwork covering and without covering etc. it is a variety of
Scene.The application of D2D technology, the burden that can mitigate cellular network, improve data speed at the battery power consumption for reducing user equipment
Rate, and improve the robustness of network infrastructure, meet the requirement of high data rate traffic and adjacent service well, and
It supports to can satisfy the specific communications demand such as public safety without direct communication under network coverage scene.
In the D2D resource pool of the prior art, including PSCCH resource pool and PSSCH resource pool, all have periodically, PSCCH
Resource pool is identical as the period of PSSCH resource pool.Within each period, in PSCCH resource pool include several subframes and RB,
Comprising several subframes and RB in PSSCH resource pool, as shown in Figure 1.
The direct communication of D2D communication or other equipment and equipment needs to define for side in order to facilitate the reception of target UE
The resource pool of the transmission of link control message (Sidelink Control Information, referred to as SCI) and data, i.e. object
Manage side link control channel (Phyical Sidelink Control Channel, referred to as PSCCH) resource pool and physics side
Link shared channels (Phyical Sidelink Share Channel, referred to as PSSCH) resource pool.Existing resource pool is matched
Set in method, PSCCH resource pool is configured with PSSCH resource pool by independent parameter, such as in one cycle, PSCCH when
The subframe of domain subframe and PSSCH are indicated by different bitmap respectively.PSCCH and PSSCH are not accounted in a week
More flexible configuration in time domain in phase, therefore can not support the higher scheduling of resource of timeliness and use.In addition, if not having
Comprehensively consider the time-domain resource position of PSCCH and PSSCH, in fact it could happen that PSCCH and the included resource contention of PSSCH resource pool
Problem partially has been configured as the subframe of PSCCH again while being designated as PSSCH subframe.
Between the resource pool present in the relevant technologies aiming at the problem that subframe distribution conflict, effective solution is not yet proposed at present
Certainly scheme.
Summary of the invention
The embodiment of the invention provides determination method, apparatus, storage medium and the processors of a kind of resource pool subframe, so that
Subframe distribution conflict between resource pool in the related technology is solved the problems, such as less.
According to one embodiment of present invention, a kind of determination method of resource pool subframe is provided, comprising: determine side chain road
First sequence of subframes of resource pool, wherein subframe and Secondary resource pond in first sequence of subframes including first resource pond
Subframe union, side chain road resource pool is for carrying out side link communication；Determine the subframe in the first resource pond, and
The subframe in the Secondary resource pond is determined in first sequence of subframes according to the subframe in the first resource pond.
Optionally, before the first sequence of subframes for determining side chain road resource pool, the method also includes: determine resource pool
Configuration information, wherein the resource pool configuration information in first sequence of subframes for determining the first resource pond
Subframe, the resource pool configuration information includes at least one of: the first sequence of mapping, the second sequence of mapping, resource pool time domain
Starting location offset.
Optionally, the resource pool configuration information determines one of in the following manner: radio resource control RRC message is matched
It sets, system information block SIB message arrangement, Downlink Control Information DCI message arrangement.
Optionally, when the resource pool configuration information includes the first sequence of mapping, side chain road resource pool is determined
First sequence of subframes includes: within the side chain road resource pool configuration period, to the subframe progress for side link communication
Sequence, composition can be used for configuring the sub-frame set S of side chain road resource pool, first sequence of mapping successively mapped to the son
In frame set S, and first sequence of subframes is determined according to the corresponding subframe of the first preset value in first sequence of mapping.
Optionally, when the resource pool configuration information includes the second sequence of mapping, the son in the first resource pond is determined
Frame includes: to map to second sequence of mapping in first sequence of subframes, and in first sequence of subframes, according to
The corresponding subframe of the second preset value determines the subframe in the first resource pond in second sequence of mapping.
Optionally, when the resource pool configuration information includes the second sequence of mapping, the son in the first resource pond is determined
Frame includes: to be ranked up to the subframe for side link communication, composition can be used within the side chain road resource pool configuration period
The sub-frame set S for configuring side chain road resource pool, second sequence of mapping is successively mapped in the sub-frame set S, according to
The corresponding subframe of third preset value determines the subframe in the first resource pond in second sequence of mapping.
Optionally it is determined that the subframe in the first resource pond, and according to first money in first sequence of subframes
The subframe in source pond determines that the subframe in the Secondary resource pond includes: in first sequence of subframes, by excluding described the
The subframe of one resource pool determines the subframe in the Secondary resource pond.
Optionally, when the resource pool configuration information includes resource pool time domain starting location offset, determine that side chain road provides
First sequence of subframes in source pond include: when in the resource pool configuration information include resource pool time domain starting location offset refer to
When showing domain, the starting subframe position of the first sequence of subframes mapping is determined according to the resource pool time domain starting location offset；
Within the side chain road resource pool configuration period, the subframe for side link communication is ranked up, composition can be used for side chain road
The sub-frame set S of resource pool successively reflects first sequence of mapping after deviating the resource pool time domain starting location offset
It is incident upon the sub-frame set S, obtains first sequence of subframes.
Optionally, the first resource pond is physics side link control channel PSCCH, and the Secondary resource pond is physics side
Link shared channels PSSCH；Alternatively, the first resource pond is physics side link shared channels PSSCH, the Secondary resource pond
For physics side link control channel PSCCH.
According to another embodiment of the invention, a kind of determining device of resource pool subframe is also provided, comprising: first determines
Module, for determining the first sequence of subframes of side chain road resource pool, wherein include first resource pond in first sequence of subframes
Subframe and Secondary resource pond subframe union, side chain road resource pool is for carrying out side link communication；Second determines mould
Block, for determining the subframe in the first resource pond, and according to the son in the first resource pond in first sequence of subframes
Frame determines the subframe in the Secondary resource pond.
Optionally, described device further include: third determining module, in the first subframe sequence for determining side chain road resource pool
Before column, resource pool configuration information is determined, wherein the resource pool configuration information is used to determine in first sequence of subframes
The subframe in the first resource pond, the resource pool configuration information include: the first sequence of mapping, the second sequence of mapping, resource pool
Time domain starting location offset.
Optionally, first determining module includes: the first determination unit, for configuring week in side chain road resource pool
In phase, the subframe for side link communication is ranked up, composition can be used for configuring the sub-frame set S of side chain road resource pool, will
First sequence of mapping successively maps in the sub-frame set S, and according to the first preset value in first sequence of mapping
Corresponding subframe determines first sequence of subframes.
Optionally, second determining module includes: the second determination unit, for mapping to second sequence of mapping
In first sequence of subframes, and in first sequence of subframes, according to the second preset value pair in second sequence of mapping
The subframe answered determines the subframe in the first resource pond.
Optionally, second determining module includes: third determination unit, for configuring week in side chain road resource pool
In phase, the subframe for side link communication is ranked up, composition can be used for configuring the sub-frame set S of side chain road resource pool, will
Second sequence of mapping successively maps in the sub-frame set S, according to third preset value pair in second sequence of mapping
The subframe answered determines the subframe in the first resource pond.
Optionally, second determining module includes: the 4th determination unit, in first sequence of subframes,
By excluding the subframe in the first resource pond, the subframe in the Secondary resource pond is determined.
According to still another embodiment of the invention, a kind of storage medium is additionally provided, the storage medium includes storage
Program, wherein described program executes method described in any of the above embodiments when running.
According to still another embodiment of the invention, a kind of processor is additionally provided, the processor is used to run program,
In, described program executes method described in any of the above embodiments when running.
Through the invention, since terminal is after the first sequence of subframes for determining side chain road resource pool, wherein the first subframe sequence
The union of the subframe of subframe and Secondary resource pond in column including first resource pond, side chain road resource pool are logical for carrying out side chain road
Letter；It determines the subframe in first resource pond, and Secondary resource pond is determined according to the subframe in first resource pond in the first sequence of subframes
Subframe.So that being the subframe interacted between resource pool.Therefore, it can solve subframe distribution conflict between resource pool
The problem of, reach the conflict for avoiding that subframe is distributed between resource pool, achievees the effect that flexible configuration resource pool subframe.
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 in resource pool period in the related technology；
Fig. 2 is a kind of hardware block diagram of the mobile terminal of the determination method of resource pool subframe of the embodiment of the present invention；
Fig. 3 is the flow chart of the determination method of resource pool subframe according to an embodiment of the present invention；
Fig. 4 is the schematic diagram of the resource pool of determining PSCCH according to an embodiment of the present invention or the resource pool subframe of PSSCH
(1)；
Fig. 5 is the schematic diagram of the resource pool of determining PSCCH according to an embodiment of the present invention or the resource pool subframe of PSSCH
(2)；
Fig. 6 determines the resource pool of PSCCH or the resource pool of PSSCH when being subframe position according to an embodiment of the present invention offset
The schematic diagram of subframe；
Fig. 7 is the structural block diagram of the determining device of resource pool subframe according to an embodiment of the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
Embodiment of the method provided by the embodiment of the present application one can be in mobile terminal, terminal or similar fortune
It calculates and is executed in device.For running on mobile terminals, Fig. 2 is a kind of determination side of resource pool subframe of the embodiment of the present invention
The hardware block diagram of the mobile terminal of method.As shown in Fig. 2, mobile terminal 20 may include one or more (only shows in Fig. 2
One) (processor 202 can include but is not limited to the place of Micro-processor MCV or programmable logic device FPGA etc. to processor 202
Manage device), memory 204 for storing data and the transmitting device 206 for communication function.Ordinary skill
Personnel are appreciated that structure shown in Fig. 2 is only to illustrate, and do not cause to limit to the structure of above-mentioned electronic device.For example, moving
Dynamic terminal 20 may also include than shown in Fig. 2 more perhaps less component or with the configuration different from shown in Fig. 2.
Memory 204 can be used for storing the software program and module of application software, such as the resource in the embodiment of the present invention
Corresponding program instruction/the module of the determination method of pond frame, the software that processor 202 is stored in memory 204 by operation
Program and module realize above-mentioned method thereby executing various function application and data processing.Memory 204 can wrap
Include high speed random access memory, may also include nonvolatile memory, as one or more magnetic storage device, flash memory or
Other non-volatile solid state memories.In some instances, memory 204 can further comprise long-range relative to processor 202
The memory of setting, these remote memories can pass through network connection to mobile terminal 20.The example of above-mentioned network include but
It is not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Transmitting device 206 is used to that data to be received or sent via a network.Above-mentioned network specific example may include
The wireless network that the communication providers of mobile terminal 20 provide.In an example, transmitting device 206 includes a Network adaptation
Device (Network Interface Controller, referred to as NIC), can be connected by base station with other network equipments to
It can be communicated with internet.In an example, transmitting device 206 can for radio frequency (Radio Frequency, referred to as
RF) module is used to wirelessly be communicated with internet.
A kind of determination method of resource pool subframe is provided in the present embodiment, and Fig. 3 is money according to an embodiment of the present invention
The flow chart of the determination method of source pond frame, as shown in figure 3, the process includes the following steps:
Step S302 determines the first sequence of subframes of side chain road resource pool, wherein includes the in above-mentioned first sequence of subframes
The union of the subframe of the subframe and Secondary resource pond of one resource pool, above-mentioned side chain road resource pool is for carrying out side link communication；
Step S304 determines the subframe in above-mentioned first resource pond, and according to above-mentioned first in above-mentioned first sequence of subframes
The subframe of resource pool determines the subframe in above-mentioned Secondary resource pond.
Through the above steps, since terminal is after the first sequence of subframes for determining side chain road resource pool, wherein the first subframe
The union of the subframe of subframe and Secondary resource pond in sequence including first resource pond, side chain road resource pool is for carrying out side chain road
Communication；It determines the subframe in first resource pond, and Secondary resource is determined according to the subframe in first resource pond in the first sequence of subframes
The subframe in pond.So that being the subframe interacted between resource pool.Therefore, it can solve subframe distribution punching between resource pool
Prominent problem reaches the conflict for avoiding that subframe is distributed between resource pool, achievees the effect that flexible configuration resource pool subframe.
Optionally, the executing subject of above-mentioned steps can be terminal, but not limited to this.
In the present embodiment, side chain road resource pool among the above is equivalent to the first sequence of subframes, i.e., side chain road resource pool with
First sequence of subframes can not be the relationship for mutually including, and be meant that identical.Side chain road resource pool and the first sequence of subframes
Contribute to side link communication.Part subframe in the resource pool of side chain road can be used as the subframe of the first sequence of subframes.It can also
To be subframe of whole subframes as the first sequence of subframes.
In an alternative embodiment, before the first sequence of subframes for determining side chain road resource pool, the above method is also
Comprise determining that resource pool configuration information, wherein above-mentioned resource pool configuration information is used to determine in above-mentioned first sequence of subframes
The subframe in first resource pond is stated, above-mentioned resource pool configuration information includes at least one of: the first sequence of mapping, the second mapping sequence
Column, resource pool time domain starting location offset.
In an alternative embodiment, above-mentioned resource pool configuration information determines one of in the following manner: radio resource
Control RRC information configuration, system information block SIB message arrangement, Downlink Control Information DCI message arrangement.In the present embodiment, on
What the resource pool configuration information stated was also possible to about to be shaped as between base station and terminal.It is also possible to configure message and agreement
Mode mixed configuration.
In an alternative embodiment, when resource pool configuration information includes the first sequence of mapping, above-mentioned side chain is determined
Above-mentioned first sequence of subframes of road resource pool includes: within the above-mentioned side chain road resource pool configuration period, to for side link communication
Subframe be ranked up, composition can be used for configuring the sub-frame set S of side chain road resource pool, and above-mentioned first sequence of mapping is successively reflected
It is incident upon in above-mentioned sub-frame set S, and determines above-mentioned first according to the corresponding subframe of the first preset value in above-mentioned first sequence of mapping
Sequence of subframes.In the present embodiment, the part subframe in sub-frame set S can form side chain road resource pool, be also possible to whole
Subframe form side chain road resource pool.Subframe in the resource pool of the side chain road, as the first sequence of subframes.Wherein, S is only represented
Sub-frame set, there is no specific values.First preset value is preferably 1, is also possible to 0.
In an alternative embodiment, when resource pool configuration information includes the second sequence of mapping, above-mentioned first is determined
The subframe of resource pool includes: to map to above-mentioned second sequence of mapping in above-mentioned first sequence of subframes, and in above-mentioned first subframe
In sequence, the subframe in above-mentioned first resource pond is determined according to the corresponding subframe of the second preset value in above-mentioned second sequence of mapping.?
In the present embodiment, the second preset value is preferably 1, is also possible to 0.
In an alternative embodiment, when resource pool configuration information includes the second sequence of mapping, above-mentioned first is determined
The subframe of resource pool includes: to be ranked up within the above-mentioned side chain road resource pool configuration period to the subframe for side link communication,
Composition can be used for configuring the sub-frame set S of side chain road resource pool, and above-mentioned second sequence of mapping is successively mapped to above-mentioned subframe collection
It closes in S, the subframe in above-mentioned first resource pond is determined according to the corresponding subframe of third preset value in above-mentioned second sequence of mapping.At this
In embodiment, side chain road resource pool configuration the period can be it is customized, be also possible to default period.The mode of sequence can be with
It is ranked up according to the serial number of subframe, is also possible to the sortord of other definition.Third is preferably 1, is also possible to 0.First
Preset value, the second preset value and third preset value can be identical.
In an alternative embodiment, the subframe in above-mentioned first resource pond is determined, and in above-mentioned first sequence of subframes
According to the subframe in above-mentioned first resource pond determine above-mentioned Secondary resource pond subframe include: in the first above-mentioned sequence of subframes,
By excluding the subframe in above-mentioned first resource pond, the subframe in above-mentioned Secondary resource pond is determined.In the present embodiment, the second mapping sequence
Subframe when being 1 in column in corresponding First ray can be the subframe in first resource pond, exclude to be 1 pair in the second sequence of mapping
Except the subframe answered, other subframes can be the subframe in Secondary resource pond, that is, existing is 0 corresponding son in the second sequence of mapping
Frame is the subframe in Secondary resource pond.The subframe in first resource pond can be used from the subframe in Secondary resource pond in the sequence different
Mark is distinguished.It, can be using the subframe in different mark difference different resource ponds if there is the subframe of other identifier.It can
To increase the flexibility of distribution resource pool subframe.
In an alternative embodiment, when resource pool configuration information includes resource pool time domain starting location offset, really
Above-mentioned first sequence of subframes in deckle link circuit resource pond include: when in the resource pool configuration information include resource pool time domain originate
When the starting subframe position of positional shift instructions field, i.e., above-mentioned first sequence of subframes shifts, according to above-mentioned resource pool time domain
Starting location offset determines the starting subframe position of mapping；Within the above-mentioned side chain road resource pool configuration period, to for side chain road
The subframe of communication is ranked up, and composition can be used for the sub-frame set S of side chain road resource pool, is deviating above-mentioned resource pool time domain starting
After positional shift, above-mentioned first sequence of mapping is successively mapped into above-mentioned sub-frame set S, obtains above-mentioned first sequence of subframes.?
In the present embodiment, when the starting subframe position of the first sequence of subframes shifts, need again according to new starting subframe position
Set the subframe in determining first resource pond and the subframe in Secondary resource pond.
In an alternative embodiment, above-mentioned first resource pond be physics side link control channel PSCCH, above-mentioned second
Resource pool is physics side link shared channels PSSCH；Alternatively, above-mentioned first resource pond is physics side link shared channels PSSCH,
Above-mentioned Secondary resource pond is physics side link control channel PSCCH.In the present embodiment, in addition to two resource pools among the above it
Outside, it can be handled using identical method between other resource pools.It is the presence of interaction between resource pool.Effectively
It avoids and distributes subframe existing conflict between resource pool.
The present invention is described in detail combined with specific embodiments below:
Specific embodiment 1:
Lower mask body is illustrated the present embodiment with PSCCH resource pool and PSSCH resource pool.
It is configured with PSSCH resource pool by independent parameter in existing PSCCH resource pool, i.e., in a cycle
Interior, the subframe of PSCCH and the subframe of PSSCH are indicated by different bitmap bitmap respectively.PSCCH is not accounted for
With configuration more flexible in the time domain of PSSCH in one cycle, therefore the higher scheduling of resource of timeliness can not be supported, this
Outside, if being not bound with the time-domain resource position for considering PSCCH and PSSCH, in fact it could happen that PSCCH is asked with PSSCH resource contention
Topic.The present embodiment proposes a kind of more flexible resource pool configuration method, supports PSCCH and PSSCH in time domain and frequency domain more
Flexible configuration, and avoid the problem of PSCCH is with PSSCH resource potentially conflicting.
The specific method of the present embodiment includes: to map by first, indicates the available subframe of Sidelink, including
The shared all subframes of PSCCH and PSSCH resource pool pass through the second mapping, it is indicated that PSCCH resource pool subframe or PSSCH resource
Pond frame, and then PSSCH resource pool subframe is obtained by PSCCH resource pool subframe, or obtain according to PSSCH resource pool subframe
PSCCH resource pool subframe.
Preferably, there are two types of mapping methods:
Method one configures period Sidelink resource pool configuration in side chain road resource pool
In cycle, all subframes that can be used for Sidelink communication are successively sorted, are denoted as S (corresponding to sub-frame set among the above
S S successively), and by the first mapping bitmap sequence A (corresponding to the first sequence of mapping among the above) is mapped to, wherein bit in A
New sequence of subframes G (corresponding the first sequence of subframes among the above) is formed for 1 corresponding subframe.Bitmap D is mapped by second again
(corresponding to the second sequence of mapping among the above) is sequentially mapped to G, the money that wherein bit is 1 corresponding subframe composition PSCCH in G
The resource pool of source pond or PSSCH.Specifically, it as shown in figure 4, S is all subframes that can be used for Sidelink communication, is denoted as
(s0,s1,s2,...sN-1), the isometric bitmap sequence B with its quantity N can be obtained by the first mapping bitmap A, such as bj=
ajMod M, wherein A is denoted as (a0,a1,...aM-1), the length of A is M.Period cycle is configured in a sidelink resource pool
It is interior, bj=1 corresponding ljSubframe belongs to PSCCH or PSSCH resource pool, and this type subframe is successively sorted, and is denoted as sequence of subframes G.
The isometric bitmap sequence C with G quantity L can be obtained by the second mapping bitmap D, such as ci=diMod K, wherein D is denoted as
(d0,d1,...dK-1), the length of D is K.If 1 indicates that its correspondence subframe is PSCCH subframe in the second mapping bitmap D,
ci=1 corresponding giSubframe belongs to PSCCH resource pool (corresponding first resource pond frame among the above), correspondingly, G sub-frame set
In, other subframes belong to PSSCH resource pool (corresponding Secondary resource pond frame among the above)；On the contrary, if the second mapping
1 indicates that its correspondence subframe is PSSCH subframe in bitmap D, then ci=1 corresponding giSubframe belongs to PSSCH resource pool, accordingly
, in G sub-frame set, other subframes belong to PSCCH resource pool.
First mapping bitmap A can be by RRC information or SIB message or DCI message arrangement, wherein aj=1, expression pair
The subframe answered is PSCCH or PSSCH subframe.
Second mapping bitmap D can be by RRC information or SIB message or DCI message arrangement, wherein di=1, it can indicate
Corresponding subframe is PSCCH subframe, di=0, it is expressed as PSSCH subframe；Alternatively, di=1, it is expressed as PSSCH subframe, di=0,
It is expressed as PSCCH subframe.
Method two: period Sidelink resource pool configuration is configured in side chain road resource pool
In cycle, all subframes that can be used for Sidelink communication are successively sorted, are denoted as S (corresponding to sub-frame set among the above
S S successively), and by the first mapping bitmap sequence A (corresponding to the first sequence of mapping among the above) is mapped to, wherein bit in A
It is the shared subframe of PSCCH and PSSCH resource pool for 1 corresponding subframe, all such subframes are denoted as PSCCH and PSSCH subframe
Set Q (corresponding the first sequence of subframes among the above).The second mapping bitmap D is sequentially mapped to S again, wherein bit is 1 in D
The resource pool (corresponding first resource pond frame among the above) of corresponding subframe composition PSCCH or the resource pool of PSSCH are (in correspondence
Secondary resource pond frame in stating).Specifically, as shown in figure 5, all subframes that can be used for Sidelink communication are successively arranged
Sequence is denoted as sequence of subframes S, is denoted as (s0,s1,s2,...sN-1), the isometric bitmap sequence B with its quantity N can be reflected by first
It penetrates bitmap A to obtain, such as bj=ajMod M, wherein A is denoted as (a0,a1,...aM-1), the length of A is M.In a sidelink
In resource pool configured length, bj=1 corresponding ljSubframe belongs to PSCCH or PSSCH resource pool, and all such subframes are denoted as PSCCH
With PSSCH sub-frame set Q.The isometric bitmap sequence E with sequence S quantity N can be obtained, such as by the second mapping bitmap D
ei=diMod K, wherein D is denoted as (d0,d1,...dK-1), the length of D is K.Work as di=1 indicates that it corresponds to subframe as PSCCH
Frame, then ei=1 corresponding siSubframe is PSCCH subframe, correspondingly, other subframes in Q sub-frame set, other than PSCCH subframe
For PSSCH subframe.Work as di=1 indicates that its correspondence subframe is PSSCH subframe, then ei=1 corresponding siSubframe is PSSCH subframe, phase
It answers, in Q sub-frame set, other subframes other than PSSCH subframe are PSCCH subframe.
First mapping bitmap A can be by RRC information or SIB message or DCI message arrangement, wherein aj=1, expression pair
The subframe answered is PSCCH or PSSCH subframe.
Second mapping bitmap D can be by RRC information or SIB message or DCI message arrangement, wherein di=1, it can indicate
Corresponding subframe is PSCCH；Alternatively, di=1, it is expressed as PSSCH subframe.The part of blank is only intended to subframe in Fig. 5
The mark of position is not offered as the subframe that the subframe that value is 0 is all PSSCH, the subframe for being only PSSCH that oblique line square indicates.
Specific embodiment 2:
Base station (or diverting user equipment Relay UE or other network nodes) notifies UE Sidelink by RRC information
The resource pool configuration information of communication；Resource pool configuration information include at least following one: the first time-domain resource position bitmap or
Bitmap index；Second time-domain resource position bitmap or bitmap index；Resource pool time domain starting location offset offset.
UE receives resource pool configuration information.
UE obtains PSCCH resource pool and PSSCH resource pool according to resource pool configuration parameter.Specific step is as follows:
1, in a sidelink resource pool configuration circulation, all subframes that can be used for Sidelink communication are successively arranged
Sequence, such as all sub-frame of uplink, are denoted as sequence of subframes S, are expressed as (s0,s1,s2,...sN-1).The sidelink resource pool configuration
Circulation refers to that the resource pool configuration method carries out the periodic regime of resource pool configuration, until next resource pool configuration circulation, weight
Identical resource pool configuration method is used again.
2, it is obtained according to the first mapping bitmap A in resource pool configuration parameter isometric with sequence of subframes S quantity N
Bitmap sequence B, such as bj=ajMod M, wherein A is denoted as (a0,a1,...aM-1), the length of A is M.In Fig. 4 example,
Bitmap A sequence is (11001101001010101100), length 20.
3, bj=1 corresponding SjSubframe is identified as PSCCH or PSSCH subframe, and successively sorts, and is denoted as sequence of subframes G.
4, the isometric bitmap sequence C with sequence of subframes G quantity L can be obtained by the second mapping bitmap D, such as ci=
diMod K, wherein D is denoted as (d0,d1,...dK-1), the length of D is K.In Fig. 4 example, D sequence is (100010), and length is
6.Bimap D can directly be notified in RRC information, can also be obtained by bitmap index according to index and predefined rule
Know bitmap sequence.
5, work as di=1 indicates that its correspondence subframe is PSCCH subframe, then ci=1 corresponding giSubframe is PSCCH subframe, i.e. group
At the time-domain position of PSCCH resource pool；Correspondingly, other subframes are PSSCH subframe in G sub-frame set, i.e. composition PSSCH is provided
The time-domain position in source pond.Work as di=1 indicates that its correspondence subframe is PSSCH subframe, then ci=1 corresponding giSubframe is PSSCH
Frame forms the time-domain position of PSSCH resource pool；Correspondingly, other subframes are PSCCH subframe in G sub-frame set, that is, form
The time-domain position of PSSCH resource pool.
Specific embodiment 3:
Base station notifies the resource pool configuration information of UE communication by RRC information；
Resource pool configuration information includes at least following one: the first time-domain resource position bitmap；Second time-domain resource position
Set bitmap；Resource pool time domain starting location offset offset.
UE receives resource pool configuration information.
UE obtains PSCCH resource pool and PSSCH resource pool according to resource pool configuration parameter.Specific step is as follows:
1, in a sidelink resource pool configuration circulation, all subframes that can be used for Sidelink communication are successively arranged
Sequence is denoted as sequence of subframes S, is expressed as (s0,s1,s2,...sN-1)。
2, it is obtained according to the first mapping bitmap A in resource pool configuration parameter isometric with sequence of subframes S quantity N
Bitmap sequence B, such as bj=ajMod M, wherein A is denoted as (a0,a1,...aM-1), the length of A is M.In Fig. 5 example, A's
Bit sequence is (1100110100), length 10.
3, bj=1 corresponding sjSubframe belongs to PSCCH or PSSCH resource pool, and all such subframes are denoted as sub-frame set Q.
4, the isometric bitmap sequence E with sequence S quantity N are obtained by the second mapping bitmap D, such as ei=diMod K,
Wherein D is denoted as (d0,d1,...dK-1), the length of D is K.In Fig. 5 example, the bit sequence of D is (1000010000), and length is
10。
5, work as di=1 indicates that its correspondence subframe is PSCCH subframe, then ei=1 corresponding siSubframe is PSCCH subframe, i.e. group
At the time-domain position of PSCCH resource pool；Correspondingly, other subframes other than PSCCH subframe are PSSCH in Q sub-frame set
Frame forms the time-domain position of PSSCH resource pool.Work as di=1 indicates that its correspondence subframe is PSSCH subframe, then ei=1 is corresponding
siSubframe is PSSCH subframe, that is, forms the time-domain position of PSSCH resource pool；Correspondingly, in Q sub-frame set, in addition to PSSCH
Other subframes outside frame are PSCCH subframe, that is, form the time-domain position of PSCCH resource pool.
Specific embodiment 4:
Base station notifies the resource pool configuration information of UE communication by RRC information；
Resource pool configuration information includes at least following one: the first time-domain resource position bitmap；Second time-domain resource position
Set bitmap；Resource pool time domain starting location offset offset.
Wherein, resource pool time domain starting location offset is O1。
UE receives resource pool configuration information.
UE obtains PSCCH resource pool and PSSCH resource pool according to resource pool configuration parameter.Tool
Steps are as follows for body:
1, in a sidelink resource pool configuration circulation, all subframes that can be used for Sidelink communication are successively arranged
Sequence is denoted as sequence of subframes S, is expressed as (s0,s1,s2,...sN-1)。
2, according to resource pool time domain starting location offset in resource pool configuration parameter, the subframe position offset of bitmap mapping
O1A subframe, i.e., first maps bitmap A from O1Subframe starts to map, until resource pool configuration circulation terminates.As shown in fig. 6,
O1=5.
Other steps are identical as specific embodiment 2.
Specific embodiment 5:
Resource pool configures in two steps, and the first step only configures Sidelink resource pool, and second step updates or instruction PSCCH resource
Pond, and then know PSSCH resource pool.Specifically:
Step 1: base station (or Relay UE or other network nodes) notify what UE Sidelink was communicated by RRC information
Resource pool configuration information；
The resource pool configuration information includes at least following one: the first time-domain resource position bitmap or bitmap rope
Draw；Resource pool time domain starting location offset offset.UE receives resource pool configuration information.
UE obtains Sidelink resource pool according to resource pool configuration parameter, wherein Sidelink resource pool be PSCCH and
The intersection of PSSCH resource.Specific step is as follows:
1, in a sidelink resource pool configuration circulation, all subframes that can be used for Sidelink communication are successively arranged
Sequence, such as all sub-frame of uplink, are denoted as sequence of subframes S, are expressed as (s0,s1,s2,...sN-1).The sidelink resource pool configuration
Circulation refers to that the resource pool configuration method carries out the periodic regime of resource pool configuration, until next resource pool configuration circulation, weight
Identical resource pool configuration method is used again.
2, it is obtained according to the first mapping bitmap A in resource pool configuration parameter isometric with sequence of subframes S quantity N
Bitmap sequence B, such as bj=ajMod M, wherein A is denoted as (a0,a1,...aM-1), the length of A is M.In Fig. 4 example,
Bitmap A sequence is (11001101001010101100), length 20.
3, bj=1 corresponding SjSubframe is the subframe of Sidelink resource pool, including PSCCH and PSSCH subframe
Step 2: base station (or Relay UE or other network nodes) are updated by RRC information or DCI message informing UE
The resource pool configuration of Sidelink communication；Specific step is as follows:
1, UE receives resource pool configuration update message, wherein at least includes the 2nd bitmap or bitmap index；
2, based on the Sidelink resource pool that the first step obtains, all sequence of subframes are denoted as G.
3, the bitmap sequence C isometric with sub-frame set G quantity L, such as c are obtained by the second mapping bitmap Di=di mod
K, wherein D is denoted as (d0,d1,...dK-1), the length of D is K.In Fig. 4 example, D sequence is (100010), length 6.Bimap
D can directly be notified in RRC information or DCI message or SIB message, can also notify bitmap index, according to index and in advance
Definition rule knows bitmap sequence.
5, work as di=1 indicates that its correspondence subframe is PSCCH subframe, then ci=1 corresponding giSubframe is PSCCH subframe, i.e. group
At the time-domain position of PSCCH resource pool；Correspondingly, other subframes are PSSCH subframe in G sub-frame set, i.e. composition PSSCH is provided
The time-domain position in source pond.Work as di=1 indicates that its correspondence subframe is PSSCH subframe, then ci=1 corresponding giSubframe is PSSCH
Frame forms the time-domain position of PSSCH resource pool；Correspondingly, other subframes are PSCCH subframe in G sub-frame set, that is, form
The time-domain position of PSSCH resource pool.
In conclusion map to obtain the subframe position of PSCCH and PSSCH by bitmap first in above-described embodiment,
On the basis of this, further indicate that PSCCH subframe position obtains PSSCH subframe position in conjunction with the mapping result of the first step；Or into
One step indicates that PSSCH subframe position obtains PSCCH subframe position in conjunction with the mapping result of the first step.The method can be thus achieved
Flexible PSCCH resource pool and the instruction of PSSCH resource pool time-domain position are avoided also in relation with the positional relationship for considering the two
PSCCH and the collision problem of PSSCH resource location in the time domain.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical solution of the present invention is substantially in other words to existing
The part that technology contributes can be embodied in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, calculate
Machine, server or network equipment etc.) execute method described in each embodiment of the present invention.
A kind of determining device of resource pool subframe is additionally provided in the present embodiment, and the device is for realizing above-described embodiment
And preferred embodiment, the descriptions that have already been made will not be repeated.As used below, term " module " may be implemented to make a reservation for
The combination of the software and/or hardware of function.It is hard although device described in following embodiment is preferably realized with software
The realization of the combination of part or software and hardware is also that may and be contemplated.
Fig. 7 is the structural block diagram of the determining device of resource pool subframe according to an embodiment of the present invention, as shown in fig. 7, the dress
Setting includes: the first determining module 702 and the second determining module 704, and the device is described in detail below:
First determining module 702, for determining the first sequence of subframes of side chain road resource pool, wherein first subframe
The union of the subframe of subframe and Secondary resource pond in sequence including first resource pond, side chain road resource pool is for carrying out side
Link communication；Second determining module 704 is connected to the first determining module 702 among the above, for determining the first resource pond
Subframe, and the son in the Secondary resource pond is determined in first sequence of subframes according to the subframe in the first resource pond
Frame.
In an alternative embodiment, above-mentioned apparatus is before the first sequence of subframes for determining side chain road resource pool, also
For determining resource pool configuration information, wherein the resource pool configuration information is used to determine institute in first sequence of subframes
The subframe in first resource pond is stated, the resource pool configuration information includes at least one of: the first sequence of mapping, the second mapping sequence
Column, resource pool time domain starting location offset.
In an alternative embodiment, resource pool configuration information determines one of in the following manner: wireless heterogeneous networks
RRC information configuration, system information block SIB message arrangement, Downlink Control Information DCI message arrangement.
In an alternative embodiment, described device further include: third determining module, for being configured when the resource pool
When information includes the first sequence of mapping, before the first sequence of subframes for determining side chain road resource pool, determine resource pool with confidence
Breath, wherein the resource pool configuration information in first sequence of subframes for determining the subframe in the first resource pond, institute
Stating resource pool configuration information includes: the first sequence of mapping, the second sequence of mapping, resource pool time domain starting location offset.
In an alternative embodiment, first determining module 702 includes: the first determination unit, for when described
When resource pool configuration information includes the second sequence of mapping, within the side chain road resource pool configuration period, to logical for side chain road
The subframe of letter is ranked up, and composition can be used for configuring the sub-frame set S of side chain road resource pool, successively by first sequence of mapping
It maps in the sub-frame set S, and determines described according to the corresponding subframe of the first preset value in first sequence of mapping
One sequence of subframes.
In an alternative embodiment, second determining module 704 includes: the second determination unit, for when described
When resource pool configuration information includes the second sequence of mapping, second sequence of mapping is mapped in first sequence of subframes,
And in first sequence of subframes, described first is determined according to the corresponding subframe of the second preset value in second sequence of mapping
The subframe of resource pool.
In an alternative embodiment, second determining module 704 includes: third determination unit, for described
Side chain road resource pool configured in the period, was ranked up to the subframe for side link communication, and composition can be used for configuring side chain road money
The sub-frame set S in source pond successively maps to second sequence of mapping in the sub-frame set S, according to second mapping
The corresponding subframe of third preset value determines the subframe in the first resource pond in sequence.
In an alternative embodiment, second determining module 704 includes: the 4th determination unit, for described
The first sequence of subframes in, by excluding the subframe in the first resource pond, determine the subframe in the Secondary resource pond.
In an alternative embodiment, first sequence of subframes for determining side chain road resource pool includes: to work as resource pool
It is true according to the resource pool time domain starting location offset when in configuration information including resource pool time domain starting location offset instructions field
The starting subframe position of fixed first sequence of subframes mapping；Within the side chain road resource pool configuration period, to logical for side chain road
The subframe of letter is ranked up, and composition can be used for the sub-frame set S of side chain road resource pool, is deviating the resource pool time domain start bit
After setting offset, first sequence of mapping is successively mapped into the sub-frame set S, obtains first sequence of subframes.
In an alternative embodiment, the first resource pond be physics side link control channel PSCCH, described second
Resource pool is physics side link shared channels PSSCH；Alternatively, the first resource pond is physics side link shared channels PSSCH,
The Secondary resource pond is physics side link control channel PSCCH.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this: above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with any
Combined form is located in different processors.
The embodiments of the present invention also provide a kind of storage medium, which includes the program of storage, wherein above-mentioned
Program executes method described in any of the above embodiments when running.
Optionally, in the present embodiment, above-mentioned storage medium can be set to store for executing above each step
Program code.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to: USB flash disk, read-only memory (Read-
Only Memory, referred to as ROM), it is random access memory (Random Access Memory, referred to as RAM), mobile hard
The various media that can store program code such as disk, magnetic or disk.
The embodiments of the present invention also provide a kind of processor, the processor is for running program, wherein program operation
Step in Shi Zhihang any of the above-described method.
Optionally, the specific example in the present embodiment can be with reference to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.It is all within principle of the invention, it is made it is any modification, etc.
With replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (16)
1. a kind of determination method of resource pool subframe characterized by comprising
Determine the first sequence of subframes of side chain road resource pool, wherein include the son in first resource pond in first sequence of subframes
The union of the subframe in frame and Secondary resource pond, side chain road resource pool is for carrying out side link communication；
Determine the subframe in the first resource pond, and the subframe in first sequence of subframes according to the first resource pond is true
The subframe in the fixed Secondary resource pond.
2. the method according to claim 1, wherein the first sequence of subframes for determining side chain road resource pool it
Before, the method also includes:
Determine resource pool configuration information, wherein the resource pool configuration information is used to determine institute in first sequence of subframes
The subframe in first resource pond is stated, the resource pool configuration information includes at least one of: the first sequence of mapping, the second mapping sequence
Column, resource pool time domain starting location offset.
3. according to the method described in claim 2, it is characterized in that, the resource pool configuration information one of in the following manner really
It is fixed:
Radio resource control RRC message arrangement, system information block SIB message arrangement, Downlink Control Information DCI message arrangement.
4. according to the method described in claim 2, it is characterized in that, when the resource pool configuration information includes the first sequence of mapping
When, determine that first sequence of subframes of side chain road resource pool includes:
Within the side chain road resource pool configuration period, the subframe for side link communication is ranked up, composition can be used for matching
The sub-frame set S for setting side chain road resource pool successively maps to first sequence of mapping in the sub-frame set S, and according to
The corresponding subframe of the first preset value determines first sequence of subframes in first sequence of mapping.
5. according to the method described in claim 2, it is characterized in that, when the resource pool configuration information includes the second sequence of mapping
When, determine that the subframe in the first resource pond includes:
Second sequence of mapping is mapped in first sequence of subframes, and in first sequence of subframes, according to institute
State the subframe that the corresponding subframe of the second preset value in the second sequence of mapping determines the first resource pond.
6. according to the method described in claim 2, it is characterized in that, when the resource pool configuration information includes the second sequence of mapping
When, determine that the subframe in the first resource pond includes:
Within the side chain road resource pool configuration period, the subframe for side link communication is ranked up, composition can be used for matching
The sub-frame set S for setting side chain road resource pool successively maps to second sequence of mapping in the sub-frame set S, according to institute
State the subframe that the corresponding subframe of third preset value in the second sequence of mapping determines the first resource pond.
7. according to the described in any item methods of claim 4-6, which is characterized in that determine the subframe in the first resource pond, and
The subframe for determining the Secondary resource pond according to the subframe in the first resource pond in first sequence of subframes includes:
In first sequence of subframes, by excluding the subframe in the first resource pond, the Secondary resource pond is determined
Subframe.
8. according to the method described in claim 2, it is characterized in that, when the resource pool configuration information includes that resource pool time domain rises
When beginning positional shift, determine that first sequence of subframes of side chain road resource pool includes:
When in the resource pool configuration information including resource pool time domain starting location offset instructions field, when according to the resource pool
Domain starting location offset determines the starting subframe position of the first sequence of subframes mapping；
Within the side chain road resource pool configuration period, the subframe for side link communication is ranked up, composition can be used for side
The sub-frame set S in link circuit resource pond, after deviating the resource pool time domain starting location offset, by first sequence of mapping according to
It is secondary to map to the sub-frame set S, obtain first sequence of subframes.
9. the method according to claim 1, wherein
The first resource pond is physics side link control channel PSCCH, and the Secondary resource pond is physics side link sharing letter
Road PSSCH；Alternatively,
The first resource pond is physics side link shared channels PSSCH, and the Secondary resource pond is physics side chain road control letter
Road PSCCH.
10. a kind of determining device of resource pool subframe characterized by comprising
First determining module, for determining the first sequence of subframes of side chain road resource pool, wherein wrapped in first sequence of subframes
The union of the subframe in first resource pond and the subframe in Secondary resource pond is included, side chain road resource pool is logical for carrying out side chain road
Letter；
Second determining module, for determining the subframe in the first resource pond, and in first sequence of subframes according to
The subframe in first resource pond determines the subframe in the Secondary resource pond.
11. device according to claim 10, which is characterized in that described device further include:
Third determining module, for determining resource pool configuration information before the first sequence of subframes for determining side chain road resource pool,
Wherein, the resource pool configuration information is described for determining the subframe in the first resource pond in first sequence of subframes
Resource pool configuration information includes at least one of: the first sequence of mapping, the second sequence of mapping, resource pool time domain initial position are inclined
It moves.
12. device according to claim 11, which is characterized in that first determining module includes:
First determination unit is used for when the resource pool configuration information includes the first sequence of mapping, in the side link circuit resource
Pond configured in the period, was ranked up to the subframe for side link communication, and composition can be used for configuring the subframe of side chain road resource pool
Set S successively maps to first sequence of mapping in the sub-frame set S, and according in first sequence of mapping
The corresponding subframe of one preset value determines first sequence of subframes.
13. device according to claim 11, which is characterized in that second determining module includes:
Second determination unit, for mapping sequence for described second when the resource pool configuration information includes the second sequence of mapping
Column map in first sequence of subframes, and in first sequence of subframes, according to second in second sequence of mapping
The corresponding subframe of preset value determines the subframe in the first resource pond.
14. device according to claim 11, which is characterized in that second determining module includes:
Third determination unit is used for when the resource pool configuration information includes the second sequence of mapping, in the side link circuit resource
Pond configured in the period, was ranked up to the subframe for side link communication, and composition can be used for configuring the subframe of side chain road resource pool
Set S successively maps to second sequence of mapping in the sub-frame set S, according to third in second sequence of mapping
The corresponding subframe of preset value determines the subframe in the first resource pond.
15. the described in any item devices of 2-14 according to claim 1, which is characterized in that second determining module includes:
4th determination unit, for by excluding the subframe in the first resource pond, determining in first sequence of subframes
The subframe in the Secondary resource pond.
16. a kind of storage medium, which is characterized in that the storage medium includes the program of storage, wherein when described program is run
Method described in any one of perform claim requirement 1 to 8.
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