CN110149685A - Grant free transmitted power control method and equipment under a kind of configuration of multi-beam - Google Patents
Grant free transmitted power control method and equipment under a kind of configuration of multi-beam Download PDFInfo
- Publication number
- CN110149685A CN110149685A CN201810150988.8A CN201810150988A CN110149685A CN 110149685 A CN110149685 A CN 110149685A CN 201810150988 A CN201810150988 A CN 201810150988A CN 110149685 A CN110149685 A CN 110149685A
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- China
- Prior art keywords
- grant free
- service type
- power control
- pusch
- dci
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0426—Power distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0426—Power distribution
- H04B7/043—Power distribution using best eigenmode, e.g. beam forming or beam steering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/08—Closed loop power control
Abstract
The invention discloses the grant free transmitted power control methods and equipment under a kind of configuration of multi-beam, the described method includes: if the grant free that exempts to dispatch under multi-beam configuration is transmitted as the type2 type activated based on down control channel DCI, and do not include sounding reference signal resource instruction SRI instruction information in DCI, if the lower grant free of multi-beam configuration be transmitted as being not based on the type1 type that DCI is activated；The grant free service type that then terminal UE is transmitted according to grant free determines the power contorl parameters of Physical Uplink Shared Channel PUSCH.
Description
Technical field
The present invention relates to the grant free under field of communication technology more particularly to a kind of configuration of multi-beam to send power
Control method and equipment.
Background technique
With the development of mobile communication business demand, ITU (International Telecommunication Union,
International Telecommunication Union's abbreviations ITU) etc. multiple tissues begin one's study new wireless communication system namely 5G
(5Generation New RAT, the 5th third-generation mobile communication) system.
5G system supports the beamforming transmission technology of downlink and uplink, passes when using the grant free of wave beam forming
When defeated, the power of PUSCH (Physical Uplink Shared Channel, physical layer Uplink Shared Channel) is needed to configure
Control parameter, to carry out effective power control, however, the scheme for how carrying out power contorl parameters configuration lacked at present.
Summary of the invention
The embodiment of the present invention provides grant free transmitted power control method and equipment under a kind of configuration of multi-beam,
For solving the problems, such as to lack the scheme for how carrying out power contorl parameters configuration at present.
In a first aspect, providing the grant free transmitted power control method under a kind of configuration of multi-beam, comprising:
If the grant free that exempts to dispatch under multi-beam configuration is transmitted as the type2 activated based on down control channel DCI
Type, and do not include sounding reference signal resource instruction SRI instruction information in DCI, or
If the grant free under multi-beam configuration is transmitted as being not based on the type1 type of DCI activation；
The grant free service type that then terminal UE is transmitted according to grant free determines Physical Uplink Shared Channel
The power contorl parameters of PUSCH.
Using the method in the embodiment of the present invention, the grant free that exempts to dispatch under multi-beam configuration is transmitted as being based on
The type2 type of down control channel DCI activation, and do not include SRI instruction information in DCI, alternatively, under multi-beam configuration
Grant free when being transmitted as being not based on the type1 type of DCI activation, what terminal can be transmitted according to grant free
Grant free service type determines the power contorl parameters of PUSCH, so, the current shortage of effective solution how into
The problem of scheme of row power contorl parameters configuration, the configuration to power contorl parameters is realized, so that UE is able to carry out
Power control.
Optionally, the power contorl parameters include: serial number j, and the serial number j is PUSCH target power parameter P0And
The associated serial number of path loss compensation factor α, the PUSCH target power parameter P0And the path loss compensation factor α
It is configured by high level；
The grant free service type that the terminal UE is transmitted according to grant free determines the power control of PUSCH
Parameter specifically includes:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is first
Service type；
According to P0And the first mapping relations of α and grant free service type, the determining and first service type
Corresponding target P0And target α, wherein first mapping relations are preset, alternatively, first mapping relations are logical
High-level signaling is crossed to be configured；
According to the target P0And the serial number of target α, determine the serial number j.
Above-mentioned optional mode describes how the serial number j in configuration power contorl parameters.
Optionally, the grant free service type includes: URLLC type and mMTC type, different grant
Free service type corresponds to different grant free resources.
Optionally, the power contorl parameters include: closed power process number l,
The grant free service type that the terminal UE is transmitted according to grant free determines the power control of PUSCH
Parameter specifically includes:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is second
Service type；
According to the transmission power control TPC command received, the close-loop power control ginseng of the second service type is determined
Number；
Using the close-loop power control parameter of the second service type as PUSCH closed power process number l；
Wherein, when terminal is configured, there are two close-loop power control rings, then are that each grant free service type configures institute
A close-loop power control ring in two close-loop power control rings is stated, and related to one close-loop power control ring
TPC command.
Above-mentioned optional mode describes how the closed power process number l in configuration power contorl parameters.
Optionally, further includes:
Reference signal resource serial number q used in the path loss measurement of the grant free transmissiondIt is configured by RRC.
Optionally, further includes:
If the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and includes in DCI
SRI indicates information, then the UE indicates information and high level configuration parameter SRI-PUSCH Power according to the SRI
Control-Mapping determines the power contorl parameters of PUSCH.
Second aspect provides a kind of equipment that the grant free lower for multi-beam configuration sends power control, wraps
It includes:
Determination unit, if the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI,
And do not include SRI instruction information in DCI, if the lower grant free of multi-beam configuration be transmitted as being not based on what DCI was activated
Type1 type；The grant free service type that then terminal UE is transmitted according to grant free determines the power control of PUSCH
Parameter.
Optionally, the power contorl parameters include: serial number j, and the serial number j is PUSCH target power parameter P0And
The associated serial number of path loss compensation factor α, the PUSCH target power parameter P0And the path loss compensation factor α
It is configured by high level；
The determination unit, is also used to:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is first
Service type；
According to P0And the first mapping relations of α and grant free service type, the determining and first service type
Corresponding target P0And target α, wherein first mapping relations are preset, alternatively, first mapping relations are logical
High-level signaling is crossed to be configured；
According to the target P0And the serial number of target α, determine the serial number j.
Optionally, the grant free service type includes: URLLC type and mMTC type, different grant
Free service type corresponds to different grant free resources.
Optionally, the power contorl parameters include: closed power process number l,
The determination unit, is also used to:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is second
Service type；
According to the TPC command received, the close-loop power control parameter of the second service type is determined；
Using the close-loop power control parameter of the second service type as PUSCH closed power process number l；
Wherein, when terminal is configured, there are two close-loop power control rings, then are that each grant free service type configures institute
A close-loop power control ring in two close-loop power control rings is stated, and related to one close-loop power control ring
TPC command.
Above-mentioned optional mode describes how the closed power process number l in configuration power contorl parameters.
Optionally, the determination unit, is also used to:
Reference signal resource serial number q used in the path loss measurement of the grant free transmissiondIt is configured by RRC.
Optionally, the determination unit, is also used to:
If the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and includes in DCI
SRI indicates information, then the UE indicates information and high level configuration parameter SRI-PUSCH Power according to the SRI
Control-Mapping determines the power contorl parameters of PUSCH.
The third aspect additionally provides a kind of equipment, comprising:
At least one processor, and
The memory being connect at least one described processor；
Wherein, the memory is stored with the instruction that can be executed by least one described processor, described at least one
The instruction that device is stored by executing the memory is managed, the grant free executed under multi-beam configuration as described above is sent
Poewr control method.
Fourth aspect, the embodiment of the invention provides a kind of readable storage medium storing program for executing, are stored thereon with computer program, institute
It states and realizes that the grant free under multi-beam configuration as described above sends power control when computer program is executed by processor
The step of method.
Said one or multiple technical solutions in the embodiment of the present application at least have following one or more technology effects
Fruit:
Grant free transmitted power control method under the multi-beam configuration provided in the embodiment of the present invention, in more waves
The grant free that exempts to dispatch under beam configuration is transmitted as the type2 type activated based on down control channel DCI, and in DCI not
Including sounding reference signal resource instruction SRI indicate information, alternatively, multi-beam configuration under grant free be transmitted as it is non-
When type1 type based on DCI activation, terminal can be determined according to the grant free service type that grant free is transmitted
The power contorl parameters of PUSCH, so, how the current shortage of effective solution carries out the scheme of power contorl parameters configuration
The problem of, the configuration to power contorl parameters is realized, so that UE is able to carry out power control.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, embodiment will be retouched below
Attached drawing needed in stating is briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention one
A little embodiments.
Fig. 1 is the grant free transmitted power control method under a kind of multi-beam configuration provided in an embodiment of the present invention
Flow chart；
Fig. 2 is a kind of structural schematic diagram of equipment provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution of the present invention is clearly and completely described, it is clear that described embodiment is skill of the present invention
A part of the embodiment of art scheme, instead of all the embodiments.Based on the embodiment recorded in present specification, this field
Those of ordinary skill's every other embodiment obtained without creative efforts, belongs to skill of the present invention
The range of art scheme protection.
With the development of mobile communication business demand, ITU etc. is multiple to organize the new wireless communication system that begins one's study,
That is 5G (5Generation New RAT, the 5th third-generation mobile communication) system.
5G system supports the beamforming transmission technology of downlink and uplink, passes when using the grant free of wave beam forming
When defeated, the power of PUSCH (Physical Uplink Shared Channel, physical layer Uplink Shared Channel) is needed to configure
Control parameter, to carry out effective power control, however, the scheme for how carrying out power contorl parameters configuration lacked at present.
The system in 5G, PUSCH carry out the PUSCH in slot i on the carrier wave f of serving cell c by following equation
Power control:
Wherein, P0_PUSCH,f,cIt (j) is the PUSCH target power of configuration high-rise on carrier wave f, by the exclusive part of cell and UE
Exclusive part combines to obtain, PLf,c(qd) it is path loss compensating parameter, qdUsed in path loss measurement for RRC configuration
Reference signal resource serial number；af,cIt (j) is path loss compensation factor； ΔTF,f,cIt (i) is power offset values；ff,c(i, j) is to close
Ring power adjustment parameters, l indicate closed power process number.
When using multiple beamforming transmissions, corresponding reference signal has been individually present on the multiple wave beam beam of downlink,
Terminal is measured it needs to be determined that in the multiple downlink reference signal using which reference signal for path loss to determine
Determine the power contorl parameters setting of PUSCH transmission；And determine the uplink beam transmission and closed loop of corresponding downlink beam
The corresponding number of power adjustment parameters.
For this purpose, the embodiment of the invention provides the grant free transmitted power control method under a kind of configuration of multi-beam,
Referring to FIG. 1, the described method includes:
Step S101: if the grant free that exempts to dispatch under multi-beam configuration is transmitted as swashing based on down control channel DCI
Type2 type living, and do not include sounding reference signal resource instruction SRI instruction information in DCI, if multi-beam configuration
Under grant free be transmitted as being not based on the type1 type of DCI activation；
Step S102: the grant free service type that then terminal UE is transmitted according to grant free determines physical uplink
The power contorl parameters of shared channel PUSCH.
Embodiment one
In embodiments of the present invention, for being transmitted as the grant free under beam configuration based on DCI activation
Type2 type, and do not include SRI (Sounding reference signal Resource Indication, detection in DCI
Reference signal resource instruction) instruction information the case where, terminal UE can according to grant free transmit grant free service class
Type determines the power contorl parameters of PUSCH, to carry out effective power control.
Preferably, the power contorl parameters include: serial number j, wherein serial number j is PUSCH target power parameter P0With
And the associated serial number of path loss compensation factor α.
During concrete practice, high level can configure multiple PUSCH target power parameter P0And multiple path losses
Compensation factor α, the grant free in the case where current transmission period terminal is using beam configuration is transmitted, and the grant free is passed
The defeated type2 type to be activated based on DCI, and when not including SRI instruction information in DCI, terminal is it needs to be determined that the grant
Grant free service type belonging to free transmission.
In general, grant free service type includes: URLLC type, mMTC type etc., different grant free
Service type corresponds to different grant free resources.
In embodiments of the present invention, P can be preset0And the mapping relations of α and grant free service type,
Certainly, P0And the mapping relations of α and grant free service type can also be configured by high-level signaling, herein with
Preset P0And for the mapping relations of α and grant free service type.Determining above-mentioned grant free transmission institute
After the grant free service type of category, so that it may according to determining service type and pre-set P0And α with
The mapping relations of grant free service type find the target P of determining service type mapping0And target α, target P0
And the serial number of target α is just the required serial number j solved of power contorl parameters.
For example, when terminal determines that the grant free service type of above-mentioned grant free transmission is URLLC type, root
According to pre-set P0And the mapping relations of α and grant free service type, find the target P with URLLC Type mapping0
And target α, target P0And the serial number of target α is just the required serial number j solved of power contorl parameters.
Preferably, the power contorl parameters include: closed power process number l.
In embodiments of the present invention, terminal is configured there are two close-loop power control ring, to each grant free
A close-loop power control ring being configured in above-mentioned two close-loop power control ring, and be configured in two TPC commands
TPC command relevant to one close-loop power control ring, wherein TPC order is indicated by group common DCI.
When determining power contorl parameters include closed power process number l, terminal is also required to determine UE current transmission
Grant free service type belonging to the grant free transmission in period, then, terminal is according to the TPC command received, really
Fixed close-loop power control ring relevant to the TPC command, the close-loop power control ring are the closed power control of second service type
Parameter processed；Using the close-loop power control parameter of the second service type as PUSCH closed power process number l.
Preferably, the power contorl parameters further include: reference signal resource serial number qd。
Wherein, reference signal resource serial number q used in the path loss measurement of the grant free transmissiondBy RRC
Configuration.
Embodiment two
In embodiments of the present invention, the grant free under beam configuration is transmitted as being not based on DCI activation
The case where type1 type, terminal UE can also be determined according to the grant free service type that grant free is transmitted
The power contorl parameters of PUSCH, to carry out effective power control.
Preferably, the power contorl parameters include: serial number j, wherein serial number j is PUSCH target power parameter P0With
And the associated serial number of path loss compensation factor α.
During concrete practice, high level can configure multiple PUSCH target power parameter P0And multiple path losses
Compensation factor α, the grant free in the case where current transmission period terminal is using beam configuration is transmitted, and the grant free is passed
The defeated type2 type to be activated based on DCI, and when not including SRI instruction information in DCI, terminal is it needs to be determined that the grant
Grant free service type belonging to free transmission.
In general, grant free service type includes: URLLC type, mMTC type etc., different grant free clothes
Service type corresponds to different grant free resources.
In embodiments of the present invention, P can be preset0And the mapping relations of α and grant free service type,
Certainly, P0And the mapping relations of α and grant free service type can also be configured by high-level signaling, herein with
Preset P0And for the mapping relations of α and grant free service type.Determining above-mentioned grant free transmission institute
After the grant free service type of category, so that it may according to determining service type and pre-set P0And α with
The mapping relations of grant free service type find the target P of determining service type mapping0And target α, target P0
And the serial number of target α is just the required serial number j solved of power contorl parameters.
For example, when terminal determines that the grant free service type of above-mentioned grant free transmission is mMTC type, according to
Pre-set P0And the mapping relations of α and grant free service type, find the target P with mMTC Type mapping0With
And target α, target P0And the serial number of target α is just the required serial number j solved of power contorl parameters.
Preferably, the power contorl parameters include: closed power process number l.
In embodiments of the present invention, terminal is configured there are two close-loop power control ring, to each grant free
A close-loop power control ring being configured in above-mentioned two close-loop power control ring, and be configured in two TPC commands
TPC command relevant to one close-loop power control ring, wherein TPC order is indicated by group common DCI.
When determining power contorl parameters include closed power process number l, terminal is also required to determine UE current transmission
Grant free service type belonging to the grant free transmission in period, then, terminal is according to the TPC command received, really
Fixed close-loop power control ring relevant to the TPC command, the close-loop power control ring are the closed power control of second service type
Parameter processed；Using the close-loop power control parameter of the second service type as PUSCH closed power process number l.
Preferably, the power contorl parameters further include: reference signal resource serial number qd。
Wherein, reference signal resource serial number q used in the path loss measurement of the grant free transmissiondBy RRC
Configuration.
Embodiment three
If the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and includes in DCI
SRI indicates information, then the UE indicates information and high level configuration parameter SRI-PUSCH Power according to the SRI
Control-Mapping determines the power contorl parameters of PUSCH.
In embodiments of the present invention, SRI instructions field and the mapping relations of power contorl parameters (j, k, l) are by high-level signaling
SRI-PUSCH Power Control-Mapping is configured, wherein k is also downlink used in path loss measurement
Reference signal resource serial number qdIf the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and
It include SRI instruction information namely SRI instruction information dynamic instruction in DCI in DCI, terminal can pass through SRI and indicate to believe
It ceases to determine the downlink reference signal for path loss measurement to carry out power contorl parameters setting, and instruction corresponds to
Which uplink beam is used for transmission.
So by using the above method in the embodiment of the present invention, the grant free under multi-beam configuration is transmitted as
It based on the type2 type of DCI activation, and does not include SRI instruction information in DCI, alternatively, the grant under multi-beam configuration
When free is transmitted as being not based on the type1 type of DCI activation, terminal can be according to the grant free of grant free transmission
Service type determines the power contorl parameters of PUSCH, so, how the current shortage of effective solution carries out power control
The problem of scheme of parameter configuration, realizes the configuration to power contorl parameters, so that UE is able to carry out power control.
Grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and includes in DCI
SRI indicates information, then UE indicates information and high level configuration parameter SRI-PUSCH Power Control- according to the SRI
Mapping determines the power contorl parameters of PUSCH, and the perfect scheme of power contorl parameters configurations is realized to power control
The configuration of parameter, so that UE is able to carry out power control.
Based on the same inventive concept, provided in the embodiment of the present invention it is a kind of for multi-beam configuration under grant free
The equipment for sending power control, the tool for the grant free transmitted power control method under multi-beam configuration of the equipment
Body is implemented to can be found in the description of above method embodiment part, and overlaps will not be repeated, which includes:
Determination unit, if the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI,
And do not include SRI instruction information in DCI, if the lower grant free of multi-beam configuration be transmitted as being not based on what DCI was activated
Type1 type；The grant free service type that then terminal UE is transmitted according to grant free determines the power control of PUSCH
Parameter.
Optionally, the power contorl parameters include: serial number j, and the serial number j is PUSCH target power parameter P0And
The associated serial number of path loss compensation factor α, the PUSCH target power parameter P0And the path loss compensation factor α
It is configured by high level；
The determination unit, is also used to:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is first
Service type；
According to P0And the first mapping relations of α and grant free service type, the determining and first service type
Corresponding target P0And target α, wherein first mapping relations are preset, alternatively, first mapping relations are logical
High-level signaling is crossed to be configured；
According to the target P0And the serial number of target α, determine the serial number j.
Optionally, the grant free service type includes: URLLC type and mMTC type, different grant
Free service type corresponds to different grant free resources.
Optionally, the power contorl parameters include: closed power process number l,
The determination unit, is also used to:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is second
Service type；
According to the TPC command received, the close-loop power control parameter of the second service type is determined；
Using the close-loop power control parameter of the second service type as PUSCH closed power process number l；
Wherein, when terminal is configured, there are two close-loop power control rings, then are that each grant free service type configures institute
A close-loop power control ring in two close-loop power control rings is stated, and related to one close-loop power control ring
TPC command.
Above-mentioned optional mode describes how the closed power process number l in configuration power contorl parameters.
Optionally, the determination unit, is also used to:
Reference signal resource serial number q used in the path loss measurement of the grant free transmissiondIt is configured by RRC.
Optionally, the determination unit, is also used to:
If the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and includes in DCI
SRI indicates information, then the UE indicates information and high level configuration parameter SRI-PUSCH Power according to the SRI
Control-Mapping determines the power contorl parameters of PUSCH.
Based on the same inventive concept, a kind of equipment is provided in the embodiment of the present invention, referring to FIG. 2, including:
At least one processor 30, and
The memory 31 being connect at least one described processor 30；
Wherein, the memory is stored with the instruction that can be executed by least one described processor, described at least one
The instruction that device is stored by executing the memory is managed, the grant free executed under multi-beam configuration as described above is sent
Poewr control method.
Based on the same inventive concept, a kind of readable storage medium storing program for executing is provided in the embodiment of the present invention, is stored thereon with calculating
Machine program, the computer program realize the grant free hair under multi-beam configuration as described above when being executed by processor
The step of sending Poewr control method.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer journey
Sequence product.Therefore, complete hardware embodiment, complete software embodiment or combining software and hardware aspects can be used in the present invention
The form of embodiment.Moreover, it wherein includes the calculating of computer usable program code that the present invention, which can be used in one or more,
The computer program product implemented in machine usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Form.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions each in flowchart and/or the block diagram
The combination of process and/or box in process and/or box and flowchart and/or the block diagram.It can provide these computers
Processor of the program instruction to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices
To generate a machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute
For realizing the function of being specified in one or more flows of the flowchart and/or one or more blocks of the block diagram
Device.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that instruction stored in the computer readable memory generation includes
The manufacture of command device, the command device are realized in one box of one or more flows of the flowchart and/or block diagram
Or the function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that
Series of operation steps are executed on computer or other programmable devices to generate computer implemented processing, thus calculating
The instruction executed on machine or other programmable devices is provided for realizing in one or more flows of the flowchart and/or side
The step of function of being specified in block diagram one box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from of the invention by those skilled in the art
Spirit and scope.In this way, if these modifications and changes of the present invention belongs to the model of the claims in the present invention and its equivalent technologies
Within enclosing, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. the grant free transmitted power control method under a kind of multi-beam configuration characterized by comprising
If the grant free that exempts to dispatch under multi-beam configuration is transmitted as the type2 type activated based on down control channel DCI,
And do not include sounding reference signal resource instruction SRI instruction information in DCI, or
If the grant free under multi-beam configuration is transmitted as being not based on the type1 type of DCI activation；
The grant free service type that then terminal UE is transmitted according to grant free determines Physical Uplink Shared Channel PUSCH's
Power contorl parameters.
2. the method as described in claim 1, which is characterized in that the power contorl parameters include: serial number j, and the serial number j is
PUSCH target power parameter P0And the associated serial number of path loss compensation factor α, the PUSCH target power parameter P0And
The path loss compensation factor α is configured by high level；
The grant free service type that the terminal UE is transmitted according to grant free determines the power contorl parameters of PUSCH,
It specifically includes:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is first service
Type；
According to P0And the first mapping relations of α and grant free service type, determination are corresponding with the first service type
Target P0And target α, wherein first mapping relations are preset, alternatively, first mapping relations pass through high-rise letter
Order is configured；
According to the target P0And the serial number of target α, determine the serial number j.
3. method according to claim 2, which is characterized in that the grant free service type include: URLLC type with
And mMTC type, different grant free service types correspond to different grant free resources.
4. the method as described in claim 1, which is characterized in that the power contorl parameters include: closed power process number
L,
The grant free service type that the terminal UE is transmitted according to grant free determines the power contorl parameters of PUSCH,
It specifically includes:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is second service
Type；
According to the transmission power control TPC command received, the close-loop power control parameter of the second service type is determined；
Using the close-loop power control parameter of the second service type as PUSCH closed power process number l；
Wherein, when terminal is configured, there are two close-loop power control rings, then are each grant free service type configuration described two
A close-loop power control ring in a close-loop power control ring, and TPC relevant to one close-loop power control ring
Order.
5. the method as described in claim 1, which is characterized in that further include:
Reference signal resource serial number q used in the path loss measurement of the grant free transmissiondIt is configured by RRC.
6. method according to any one of claims 1 to 5, which is characterized in that further include:
If the grant free under multi-beam configuration is transmitted as the type2 type activated based on DCI, and includes that SRI is indicated in DCI
Information, then the UE indicates information and high level configuration parameter SRI-PUSCH Power Control- according to the SRI
Mapping determines the power contorl parameters of PUSCH.
7. the equipment that the grant free under a kind of configuration for multi-beam sends power control characterized by comprising
Determination unit, if being transmitted as the type2 type activated based on DCI, and DCI for the grant free under multi-beam configuration
In do not include SRI instruction information, if the lower grant free of multi-beam configuration be transmitted as being not based on the type1 that DCI is activated
Type；The grant free service type that then terminal UE is transmitted according to grant free determines the power contorl parameters of PUSCH.
8. equipment as claimed in claim 7, which is characterized in that the power contorl parameters include: serial number j, and the serial number j is
PUSCH target power parameter P0And the associated serial number of path loss compensation factor α, the PUSCH target power parameter P0And
The path loss compensation factor α is configured by high level；
The determination unit, is also used to:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is first service
Type；
According to P0And the first mapping relations of α and grant free service type, determination are corresponding with the first service type
Target P0And target α, wherein first mapping relations are preset, alternatively, first mapping relations pass through high-rise letter
Order is configured；
According to the target P0And the serial number of target α, determine the serial number j；Or
The power contorl parameters include: closed power process number l,
The determination unit, is also used to:
Determine that grant free service type belonging to the grant free transmission of the UE current transmission period is second service
Type；
According to the TPC command received, the close-loop power control parameter of the second service type is determined；
Using the close-loop power control parameter of the second service type as PUSCH closed power process number l；
Wherein, when terminal is configured, there are two close-loop power control rings, then are each grant free service type configuration described two
A close-loop power control ring in a close-loop power control ring, and TPC relevant to one close-loop power control ring
Order.
9. a kind of equipment characterized by comprising
At least one processor, and
The memory being connect at least one described processor；
Wherein, the memory is stored with the instruction that can be executed by least one described processor, at least one described processor
By executing the instruction of the memory storage, as the method according to claim 1 to 6 is executed.
10. a kind of readable storage medium storing program for executing, is stored thereon with computer program, which is characterized in that the computer program is processed
The step of method as described in any one of claim 1-6 is realized when device executes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150988.8A CN110149685B (en) | 2018-02-13 | 2018-02-13 | Grant free transmission power control method and equipment under multi-beam configuration |
| PCT/CN2019/073733 WO2019157952A1 (en) | 2018-02-13 | 2019-01-29 | Grant free transmission power control method and apparatus in multi-beam configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150988.8A CN110149685B (en) | 2018-02-13 | 2018-02-13 | Grant free transmission power control method and equipment under multi-beam configuration |
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| CN110149685A true CN110149685A (en) | 2019-08-20 |
| CN110149685B CN110149685B (en) | 2020-12-08 |
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| CN201810150988.8A Active CN110149685B (en) | 2018-02-13 | 2018-02-13 | Grant free transmission power control method and equipment under multi-beam configuration |
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| WO (1) | WO2019157952A1 (en) |
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| CN111526574A (en) * | 2019-02-01 | 2020-08-11 | 北京三星通信技术研究有限公司 | Method and apparatus for power control |
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| Publication number | Publication date |
|---|---|
| CN110149685B (en) | 2020-12-08 |
| WO2019157952A1 (en) | 2019-08-22 |
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