CN107659373A - A kind of method and apparatus in radio communication - Google Patents
A kind of method and apparatus in radio communication Download PDFInfo
- Publication number
- CN107659373A CN107659373A CN201610585632.8A CN201610585632A CN107659373A CN 107659373 A CN107659373 A CN 107659373A CN 201610585632 A CN201610585632 A CN 201610585632A CN 107659373 A CN107659373 A CN 107659373A
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- information
- wireless signal
- time interval
- channel
- signaling
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
-
- 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
Abstract
The invention discloses the method and apparatus in a kind of radio communication.UE sends the first wireless signal in very first time interval first；Then second wireless singal is received in the second time interval.Wherein, the first wireless signal includes the first information.The first information is used for determining the first channel information, and first channel information includes the one or more in { first antenna port set, the first order instruction, the first channel parameter matrix, the first CQI }.The first antenna port set includes positive integer antenna port.The second wireless singal is used for determining whether the first information is properly decoded.The present invention can improve the efficiency of transmission of channel information, and reduce the expense of downlink signaling.
Description
Technical field
The present invention relates to the transmission plan in wireless communication system, more particularly to the biography of channel information
Defeated method and apparatus.
Background technology
In 3GPP (3rd Generation Partner Project, third generation cooperative partner program)
In RAN (Radio Access Network, wireless access network) #63 plenary session, LTE is reduced
This problem of the delay of network comes into question.LTE (Long Term Evolution, Long Term Evolution)
In, TTI (Transmission Time Interval, Transmission Time Interval) or subframe or
Person PRB (Physical Resource Block) corresponds to a ms in time to (Pair)
(milli-second, millisecond).One LTE subframe include two time slots (Time Slot)-
It is the first time slot and the second time slot respectively.PDCCH(Physical Downlink Control
Channel, Physical Downlink Control Channel) take PRB pair preceding R OFDM (Orthogonal
Frequency Division Multiplexing, OFDM) symbol, the R is
Positive integer less than 5, the R is by PCFICH (Physical Control Format Indicator
Channel, Physical Control Format Indicator Channel) configuration.In order to reduce transmission delay, sTTI (short
TTI concept) is suggested, i.e. corresponding to a TB (Transport Block, transmission block)
The duration of physical channel is less than 1 millisecond.
In traditional cellular network system, two kinds of CSI (Channel Status
Information, channel condition information) be supported, i.e. A-CSI (Aperiodic CSI, it is non-
Cycle CSI) and P-CSI (Periodic CSI, cycle CSI).A-CSI is in PUSCH (Physical
Uplink Shared Channel, Physical Uplink Shared Channel) on transmit, P-CSI is in PUCCH
Transmitted on (Physical Uplink Shared Channel, Physical Uplink Shared Channel).A-CSI
Physical layer information is belonged to P-CSI, possesses following feature：
- does not support HARQ-ACK, the higher coding redundancy degree of use, to ensure BLER (BLock
Error Rate, Block Error Rate) performance requirement can be met.
- is completely by physical layer process, in the absence of corresponding transmission channel and logic channel.
Massive (extensive) MIMO turns into a key technology in next generation mobile communication.
Accordingly, the interface-free resources required for CSI feedback may roll up, and become one seriously
Challenge.
The content of the invention
Inventor has found that traditional CSI design make use of CSI two spies by studying
Property：
- requires higher to transmission delay, therefore does not support HARQ；
The quantity that-singles send included information bit is little, thus avoid as far as possible be purely
CSI and send descending scheduling signaling to reduce descending redundancy (Overhead).
Inventor by further study show that, above-mentioned two characteristic is in next generation mobile communication system
In may change：
- low latencies transmission technology can be greatly lowered HARQ RTT (Round Trip Time,
The winding time)；
- is directed to Massive MIMO, and the quantity that single sends included information bit may be compared with
Greatly.
For this problem of CSI feedback, the invention provides solution.It should be noted that
In the case where not conflicting, the implementation in the UE (User Equipment, user equipment) of the application
Feature in example and embodiment may apply in base station, and vice versa.In the case where not conflicting,
Feature in embodiments herein and embodiment can be arbitrarily mutually combined.Further, although originally
The original intention of invention is to be directed to Massive MIMO, it is suitable for other low latency radio communication fields
Scape, such as traditional MIMO scene,.
The invention discloses a kind of method in UE for supporting low latency radio communication, wherein, bag
Include following steps：
- step A. sends the first wireless signal in very first time interval；
- step B. receives second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include { first antenna port set, the first order instruction (Rank
Indicator), the first channel parameter matrix, the first CQI (Channel Quality Indicator,
Channel quality indicate) in one or more.The first antenna port set includes just whole
Several antenna ports.The second wireless singal is used for determining whether the first information is correct
Decoding.
In traditional radio communication, channel information is fed back by physical layer signaling.And above-mentioned side
In method, channel information can be fed back by high-level signaling.
As one embodiment, the above method includes following advantage：
The transmission of-channel informations can utilize HARQ, improve the efficiency of transmission of channel information.
Running time-frequency resource shared by-channel informations can further improve transmission effect by dynamic dispatching
Rate；Or can combine without the sending method for authorizing (Grant Free), reduce opening for downlink signaling
Pin.
As one embodiment, the first information be MAC (Medium Access Control,
Middle Access Control) layer signaling.
As one embodiment, the first information be RRC (Radio Resource Control,
Wireless heterogeneous networks) layer signaling.
As one embodiment, first wireless signal is described in physical layer data channel
Physical layer data channel can be used for transmit { physical layer data, physical layer signaling } at least before
Person.
As one embodiment, first channel parameter matrix includes P row vector, the row to
Amount includes Q element, and the P and the Q are positive integer respectively.One as the present embodiment
Embodiment, the element in first channel parameter matrix are used for determining corresponding (transmission antenna
Port is to reception antenna) in { phase, the amplitude } of wireless channel at least the former.
As one embodiment, the corresponding antenna of the antenna port.
As one embodiment, the antenna port is formed by more antennas by antenna virtualization.
As one embodiment, in the first antenna port set transmitted by any two antenna port
RS is orthogonal on running time-frequency resource.
As one embodiment, the explicit instruction of the first information first channel information.
As one embodiment, the implicit instruction of the first information first channel information.
As one embodiment, the duration at the very first time interval is less than 1 millisecond.
As one embodiment, the duration at the very first time interval is less than or equal to 0.5
Millisecond.
As one embodiment, the very first time interval includes 2 OFDM symbols.
As one embodiment, the very first time interval includes 4 OFDM symbols.
As one embodiment, first wireless signal takes one in the very first time interval
Divide time-domain resource.
As one embodiment, first wireless signal takes the whole in the very first time interval
Time-domain resource.
As one embodiment, first wireless signal also includes physical layer data.
As one embodiment, when the duration of second time interval is not equal to described first
Between duration for being spaced.
As one embodiment, the second wireless singal indicates that first wireless signal is correct
Decoding.
As one embodiment, the first information includes first channel information.
As one embodiment, first channel information is by the PMI in the first information
(Precoding Matrix Indicator) is indicated.
As one embodiment, first channel information is channel correlation matrix (Channel
Covariance Matrix), the first information includes all members in first channel information
The quantized value of element or Partial Elements.As a sub- embodiment of the present embodiment, the letter
Each element in road parameter matrix is plural number.
As one embodiment, first channel information is channel parameter matrix, the channel parameter
Each element in matrix corresponds to a transmission antenna port to the letter between a reception antenna
Channel shock response.The first information includes whole elements or portion in first channel information
Divide the quantized value of element.As a sub- embodiment of the present embodiment, the channel parameter square
Each element in battle array is plural number.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A100. receives the 3rd wireless signal in the 3rd time interval；
- step A101. sends the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, the configuration parameter bag
Include and { send request, one or more corresponding serving cell, corresponding one or more
At least one of CSI processes (process), the species of included channel information }.It is described
4th wireless signal is used for determining that the 3rd wireless signal is properly decoded.
Different with A-CSI, in above-mentioned aspect, high-level signaling be used to trigger the first information
Transmission.Above-mentioned aspect reduces DCI redundancy (Overhead).
It is described to send request by 1 information bit instruction as one embodiment.If the letter
It is 1 to cease bit, and the transmission of the first information is triggered；If described information bit is 0, institute
The transmission for stating the first information is not triggered.
As one embodiment, the configuration parameter is indicated by R information bit, the R letter
Breath bit corresponds to V state, and the R is greater than 1 integer, and the V is 2 R power.
A state instruction in the V state does not trigger the first information, the V state
In V1 state instruction trigger the first information, the V1 is less than the just whole of the V
Number.It is used for determining.
As one embodiment of above-described embodiment, the V1 fewer than the V 1.
As one embodiment of above-described embodiment, the V1 state indicates respectively V1 service
Set of cells, the service cell set include 1 or multiple serving cells, and described
One information corresponds to a service cell set in the V1 service cell set.
As one embodiment of above-described embodiment, the V1 state indicates respectively V1 CSI
Process (Process), the first information correspond to a CSI in the V1 CSI processes
Process.
As one embodiment, the 3rd wireless signal also carries high level data.
As one embodiment, the 4th wireless signal includes 1 information bit, described information
Two candidate states (state 0 and state 1) indicate respectively the 3rd wireless communication corresponding to bit
Number it is properly decoded with the 3rd wireless signal by erroneous interpretations.
As one embodiment, the 4th wireless signal transmits on sPUCCH.
As one embodiment, the 4th wireless signal transmits on sPUSCH.
As one embodiment, first signaling is MAC layer signaling.
As one embodiment, first signaling is rrc layer signaling.
As one embodiment, first signaling is RLC (Radio Link Control, nothing
Wired link controls) layer signaling.
As one embodiment, the species of the channel information include the first antenna port set,
First order instruction (Rank Indicator), first channel parameter matrix, described
One CQI (Channel Quality Indicator, channel quality instruction) } in one kind or
It is a variety of.
Specifically, according to an aspect of the present invention, it is characterised in that { first information
CSI (Channel Status Information, channel condition information) reference resources (Reference
Resource time-domain position), the very first time interval } at least one of and the described 4th
Time interval is relevant.
Because the time that first signaling is properly decoded is uncertain, above-mentioned aspect avoids
The time-domain position of the CSI reference resources of the first information it is uncertain or described
The very first time interval uncertainty.In addition, the above method does not increase extra signaling redundancy.
As one embodiment, the very first time interval and the 4th time interval it is lasting when
Between it is different.
As one embodiment, the initial time at the very first time interval is between the 4th time
Every end time after, the time between the very first time interval and the 4th time interval
Length is default determination (not needing the explicit configuration of downlink signaling).
As one embodiment, the time-domain position of the 4th time interval is used for determining the institute
State the time-domain position of the CSI reference resources of the first information.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A0. receives the second signaling.
Wherein, second signaling is used for determining the configuration information of first wireless signal, described
Configuration information include shared running time-frequency resource, MCS (Modulation and Coding Status,
Modulation coding state), RV (Redundancy Version, redundancy versions), NDI (New Data
Indicator, new data instruction), HARQ (Hybrid Automatic Repeat reQuest,
At least one of hybrid automatic repeat-request) process number (Process Number) }.
In above-mentioned aspect, what network side equipment was adapted dynamically first wireless signal matches somebody with somebody confidence
Breath, more fully to utilize channel capacity.
As one embodiment, second signaling is physical layer signaling.
As one embodiment, second signaling is up to authorize (Grant) DCI (Downlink
Control Information, downlink information).
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A1. voluntarily determines to send first wireless communication in the very first time interval
Number.
It is to save for dispatching first nothing as one embodiment, the advantages of above-mentioned aspect
Downlink signaling required for line signal.
As one embodiment, the UE voluntarily determines the time-frequency that first wireless signal takes
Position of the resource in first resource pond, the first resource pond is when including described first in time domain
Between be spaced.As one embodiment, the first resource pond is configured by high-level signaling.As
One embodiment, the first resource pond include whole system bandwidths on frequency domain.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A10. sends the 5th wireless signal in the 5th time interval.
Wherein, for the 5th time interval before the very first time interval, the described 5th is wireless
Signal includes the second information.Second information and the first information are used for determining second channel
Information.The calculating of first channel information is using the second channel information as condition.It is described
First channel information include { first channel parameter matrix, the first CQI } in one kind or
Person is a variety of, and the second channel information is including { the first antenna port set, first order refer to
Show } in one or more.
As one embodiment, the end time of the 5th time interval is between the very first time
Every initial time before.
As one embodiment, the duration of the 5th time interval is equal to the very first time
The duration at interval.
As one embodiment, the 5th wireless signal takes one in the 5th time interval
Part time-domain resource.
As one embodiment, the 5th wireless signal takes complete in the 5th time interval
Portion's time-domain resource.
As one embodiment, the 5th wireless signal transmits on physical layer control channel.Make
For one embodiment, the physical layer control channel may be used only for transmitting physical layer signaling.As
One embodiment, the physical layer control channel are sPUCCH (short Physical Uplink
Control Channel, short Physical Uplink Control Channel).
In above-described embodiment, described the second of the first information and semi-persistent scheduling of dynamic dispatching
Information can be used in combination.Compared with A-CSI, reduce feedback (feedback) redundancy.
As one embodiment, the 5th wireless signal is in physical layer data channel.Make
For one embodiment, the physical layer data channel can be used to transmit { physical layer data, physics
Layer signaling at least the former.As one embodiment, the physical layer data channel is sPUSCH
(short Physical Uplink Shared Channel, short Physical Uplink Shared Channel).
As one embodiment, the 5th wireless signal is in physical layer data channel and institute
State UE and have been received by the ACK being associated with the 5th wireless signal.
In above-described embodiment, the first information of dynamic dispatching and second information of dynamic dispatching
It can be used in combination.Compared with A-CSI, reduce feedback (feedback) redundancy.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A11. determines the first information by measuring, and the first information is passed to
Layer.
- step A12. receives the first bit block from upper strata, and first bit block includes described first
Information
Wherein, first bit block is used to determine first wireless signal, institute by the UE
Stating the first bit block includes positive integer bit.
As one embodiment, the output of channel encoder is second corresponding to first bit block
Bit block, first wireless signal include modulation symbol corresponding to second bit block.
The invention discloses a kind of method in base station for supporting low latency radio communication, wherein, bag
Include following steps：
- step A. receives the first wireless signal in very first time interval.
- step B. sends second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
Specifically, according to an aspect of the present invention, it is characterised in that the step A is also included such as
Lower step：
- step A100. sends the 3rd wireless signal in the 3rd time interval；
- step A101. receives the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, and the configuration parameter includes
{ send request, one or more corresponding serving cell, one or more corresponding CSI
At least one of process, the species of included channel information }.The 4th wireless signal quilt
For determining that the 3rd wireless signal is properly decoded.
Specifically, according to an aspect of the present invention, it is characterised in that { the CSI of the first information
The time-domain position of reference resources, the very first time interval } at least one of and when the described 4th
Between be spaced it is relevant.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A0. sends the second signaling.
Wherein, second signaling is used for determining the configuration information of first wireless signal, described
Configuration information is included in { shared running time-frequency resource, MCS, RV, NDI, HARQ process numbers } extremely
It is one of few.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A1. performs blind Detecting to determine first nothing in the very first time interval
Line signal.
As one embodiment, the blind Detecting refers to that the base station is decoding first wireless communication
Do not know to whether there is first wireless signal in the very first time interval before before number.
As one embodiment, the blind Detecting refers to that the base station is decoding first wireless communication
The running time-frequency resource shared by first wireless signal is not known before number.
As one embodiment, the execution blind Detecting refers to that the base station connects in first resource pond
Receive and decode to determine whether there is first wireless signal.
As one embodiment, the sender of first wireless signal voluntarily determines first nothing
Position of the running time-frequency resource that line signal takes in first resource pond, the first resource pond is in time domain
It is upper to include the very first time interval.
As a sub- embodiment of above-mentioned two embodiment, the first resource pond is believed by high level
Order configuration.
As a sub- embodiment of above-mentioned two embodiment, the first resource pond is wrapped on frequency domain
Include whole system bandwidths.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A10. receives the 5th wireless signal in the 5th time interval.
Wherein, for the 5th time interval before the very first time interval, the described 5th is wireless
Signal includes the second information.Second information and the first information are used for determining second channel
Information.The calculating of first channel information is using the second channel information as condition.It is described
First channel information include { first channel parameter matrix, the first CQI } in one kind or
Person is a variety of, and the second channel information is including { the first antenna port set, first order refer to
Show } in one or more.
As one embodiment, the 5th wireless signal transmits on physical layer control channel.
As one embodiment, the 5th wireless signal in physical layer data channel and
The base station has been sent from the ACK being associated with the 5th wireless signal.
Specifically, according to an aspect of the present invention, it is characterised in that the step A is also wrapped
Include following steps：
First bit block is passed to upper strata by-step A11., and first bit block includes described the
One information
- step A12. receives the first information from upper strata
Wherein, first wireless signal is used to determine first bit block, institute by the base station
Stating the first bit block includes positive integer bit.
The invention discloses a kind of user equipment for supporting low latency radio communication, wherein, including such as
Lower module：
First processing module：For sending the first wireless signal in very first time interval；
First receiving module：For receiving second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
As one embodiment, above-mentioned user equipment is characterised by, in addition to following module：
Second receiving module：For receiving the 3rd wireless signal in the 3rd time interval；
Second sending module：For sending the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, and the configuration parameter includes
{ send request, one or more corresponding serving cell, one or more corresponding CSI
At least one of process, the species of included channel information }.The 4th wireless signal quilt
For determining that the 3rd wireless signal is properly decoded.
As one embodiment of above-described embodiment, { the CSI reference resources of the first information
Time-domain position, the very first time interval } at least one of it is relevant with the 4th time interval.
As one embodiment, above-mentioned user equipment is characterised by, the first processing module is also
For sending the 5th wireless signal in the 5th time interval.
Wherein, for the 5th time interval before the very first time interval, the described 5th is wireless
Signal includes the second information.Second information and the first information are used for determining second channel
Information.The calculating of first channel information is using the second channel information as condition.It is described
First channel information include { first channel parameter matrix, the first CQI } in one kind or
Person is a variety of, and the second channel information is including { the first antenna port set, first order refer to
Show } in one or more.
As one embodiment, above-mentioned user equipment is characterised by, the first processing module is also
For receiving the second signaling.Wherein, second signaling is used for determining first wireless signal
Configuration information, the configuration information include shared running time-frequency resource, MCS, RV, NDI,
At least one of HARQ process numbers }.
As one embodiment, above-mentioned user equipment is characterised by, the first processing module is also
For voluntarily determining to send first wireless signal in the very first time interval.
As one embodiment, above-mentioned user equipment is characterised by, the first processing module is also
For：
- determines the first information by measuring, and the first information is passed into upper strata.
- receives the first bit block from upper strata, and first bit block includes the first information
Wherein, first bit block is used to determine first wireless signal by the UE, described
First bit block includes positive integer bit.
The invention discloses a kind of base station equipment for supporting low latency radio communication, wherein, including such as
Lower module：
Second processing module：For receiving the first wireless signal in very first time interval.
First sending module：For sending second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
As one embodiment, above-mentioned base station equipment is characterised by, in addition to following module：
3rd sending module：For sending the 3rd wireless signal in the 3rd time interval；
3rd receiving module：For receiving the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, and the configuration parameter includes
{ send request, one or more corresponding serving cell, one or more corresponding CSI
At least one of process, the species of included channel information }.The 4th wireless signal quilt
For determining that the 3rd wireless signal is properly decoded.
As one embodiment of above-described embodiment, and the CSI reference resources of the first information when
Domain position, the very first time interval } at least one of it is relevant with the 4th time interval.
As one embodiment, above-mentioned base station equipment is characterised by, the Second processing module is also
For receiving the 5th wireless signal in the 5th time interval.
Wherein, for the 5th time interval before the very first time interval, the described 5th is wireless
Signal includes the second information.Second information and the first information are used for determining second channel
Information.The calculating of first channel information is using the second channel information as condition.It is described
First channel information include { first channel parameter matrix, the first CQI } in one kind or
Person is a variety of, and the second channel information is including { the first antenna port set, first order refer to
Show } in one or more.
As one embodiment, above-mentioned base station equipment is characterised by, the Second processing module is also
For sending the second signaling.Wherein, second signaling is used for determining first wireless signal
Configuration information, the configuration information include shared running time-frequency resource, MCS, RV, NDI,
At least one of HARQ process numbers }.
As one embodiment, above-mentioned base station equipment is characterised by, the Second processing module is also
For performing blind Detecting in the very first time interval to determine first wireless signal.
As one embodiment, above-mentioned base station equipment is characterised by, the Second processing module is also
For:
First bit block is passed to upper strata by-, and first bit block includes the first information
- receives the first information from upper strata
Wherein, first wireless signal is used to determine first bit block, institute by the base station
Stating the first bit block includes positive integer bit.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, this
The other features, objects and advantages of invention will become more apparent：
Fig. 1 shows the flow chart of first information feedback according to an embodiment of the invention；
Fig. 2 shows the first information according to an embodiment of the invention between physical layer and upper strata
The schematic diagram of transmission；
Fig. 3 shows very first time interval according to an embodiment of the invention, the 3rd time interval
With the schematic diagram of the 4th time interval；
Fig. 4 shows the 5th wireless signal according to an embodiment of the invention and the first wireless communication
Number sequential schematic diagram；
Fig. 5 shows the structured flowchart of the processing unit in UE according to an embodiment of the invention；
Fig. 6 shows the structural frames of the processing unit in base station according to an embodiment of the invention
Figure；
Embodiment
Below in conjunction with accompanying drawing technical scheme is described in further detail, it is necessary to illustrate
It is that, in the case where not conflicting, the feature in embodiments herein and embodiment can be arbitrarily mutual
Combination.
Embodiment 1
Embodiment 1 illustrates the flow chart of first information feedback, as shown in Figure 1.In accompanying drawing 1,
Base station N1 is the maintenance base station of UE U2 serving cell.In accompanying drawing 1, step in square frame F0 and
Step in square frame F1 is optional respectively.
ForBase station N1, the 3rd wireless signal is sent in the 3rd time interval in step s 11；
The 4th wireless signal is received in the 4th time interval in step s 12；Send out in step s 130
Send the second signaling；In step s 13 the first wireless signal is received in very first time interval；In step
In rapid S14 second wireless singal is sent in the second time interval.
ForUE U2, the 3rd wireless signal is received in the 3rd time interval in the step s 21；
The 4th wireless signal is sent in step S22 in the 4th time interval；Received in step S230
Second signaling；In step S23 the first wireless signal is sent in very first time interval；In step
In S24 second wireless singal is received in the second time interval.
In embodiment 1, the first wireless signal includes the first information.The first information is used for really
Fixed first channel information, first channel information is including { first antenna port set, the first order refer to
Show, the first channel parameter matrix, the first CQI } in one or more.The first antenna end
Mouth group includes positive integer antenna port.The second wireless singal is used for determining described first
Whether information is properly decoded.3rd wireless signal carries the first signaling, first signaling
It is high-level signaling, first signaling is used for determining the configuration parameter of the first information, described
Configuration parameter include send request, one or more corresponding serving cell, corresponding one
Individual or multiple CSI processes } in it is at least described transmission request.4th wireless signal by with
In it is determined that the 3rd wireless signal is properly decoded.Second signaling is used for determining described
The configuration information of one wireless signal, the configuration information include shared running time-frequency resource, MCS,
At least one of RV, NDI, HARQ process number }.
As the sub- embodiment 1 of embodiment 1, the very first time interval is UE U2 in object time
Time interval shared by upstream physical layer data channel scheduled earliest afterwards.During the target
Quarter is that the delay after the cut-off time of the 4th time interval is equal to preset time length
Moment.As one embodiment, the preset time length is default determination (under not needing
Row signaling explicit instruction).As one embodiment, the preset time length is configurable.
As one embodiment, the upstream physical layer data channel can be used for ascending physical signal layer data,
Upstream physical layer signaling } at least the former.As one embodiment, the ascending physical signal number of plies
It is believed that road is sPUSCH.
As the sub- embodiment 2 of embodiment 1, the 4th time interval is used for determining described
The time-domain position of the CSI reference resources of one information.As one embodiment, first letter
The time-domain position of the CSI reference resources of breath is the 1 after the affiliated subframe of the 4th time interval
Individual subframe.As one embodiment, the time domain position of the CSI reference resources of the first information
It is first son that be after the affiliated subframe of the 4th time interval and being used for downlink transfer to put
Frame.
As the sub- embodiment 3 of embodiment 1, the step in the square frame F1 is not present.UE U2
Voluntarily determine to send first wireless signal in the very first time interval in step S23.
Base station N1 performs blind Detecting to determine described the in the very first time interval in step s 13
One wireless signal.
Embodiment 2
Embodiment 2 illustrates the schematic diagram that the first information transmits between physical layer and upper strata, such as accompanying drawing
Shown in 2.In accompanying drawing 2, base station N3 is the maintenance base station of UE U4 serving cell.
ForUE U4, physical layer determines the first information by measuring in step S101, by described the
One information transmission is to upper strata；Physical layer receives the first bit block, institute from upper strata in step s 102
Stating the first bit block includes the first information；The first wireless signal is sent in step s 103,
First wireless signal carries first bit block.
ForBase station N3, first wireless signal is received in step s 103, determines described
One bit block；First bit block is passed to upper strata by physical layer in step S104；In step
Physical layer receives the first information from upper strata in rapid S105.
In embodiment 2, the first information is used for determining the first channel information, first letter
Road information include first antenna port set, the first order instruction, the first channel parameter matrix, first
CQI } in one or more.The first antenna port set includes positive integer antenna end
Mouthful.
As the sub- embodiment 1 of embodiment 2, first bit block includes a TB
(Transport Block, transmission block).
As the sub- embodiment 2 of embodiment 2, first bit block also includes except described first
At least one of { upper layer data, top signaling } outside information.
As the sub- embodiment 3 of embodiment 2, the upper strata is MAC layer.
As the sub- embodiment 4 of embodiment 2, the upper strata is rrc layer.
As the sub- embodiment 5 of embodiment 2, the upper strata is rlc layer.
Embodiment 3
Embodiment 3 illustrates very first time interval, and the 3rd time interval and the 4th time interval are shown
It is intended to, as shown in Figure 3.In accompanying drawing 3, the grid of oblique line filling is the 3rd time interval, backslash
The grid of line filling is the 4th time interval, and the grid of cross spider filling is very first time interval.
In embodiment 3, the very first time is spaced in after the 4th time interval.Described 4th
Time interval is used for determining the very first time interval.The cut-off time of 3rd time interval arrives
The time span of the initial time of 4th time interval is the first delay, the 4th time interval
The time span of cut-off time to the initial time at the very first time interval be the second delay.
As the sub- embodiment 1 of embodiment 3, the very first time interval is after object time
Time interval shared by scheduled upstream physical layer data channel earliest.The object time is
At the time of the delay after the cut-off time of the 4th time interval is equal to the second delay.As
One embodiment, second delay are that default determination (does not need downlink signaling explicit instruction
).As one embodiment, second delay is configurable.
As the sub- embodiment 2 of embodiment 3, the very first time interval be after object time most
Time interval shared by early up physical layer data channel.The object time is the described 4th
At the time of delay after the cut-off time of time interval is equal to the second delay.
As the sub- embodiment 3 of embodiment 3, first delay and the 3rd time interval
Time span is relevant.
As the sub- embodiment 4 of embodiment 3, duration of the 3rd time interval and described
The duration of 4th time interval is different.
As the sub- embodiment 5 of embodiment 3, duration of the 4th time interval and described
The duration at the interval very first time is different.
Embodiment 4
Embodiment 4 illustrates the schematic diagram of the sequential of the 5th wireless signal and the first wireless signal, such as
Shown in accompanying drawing 4.In accompanying drawing 4, the grid of oblique line filling is the 5th time interval, backslash filling
Grid is very first time interval, and the grid of cross spider filling is disabled time interval, bold box side
Lattice are optional time intervals.
In embodiment 4, the 5th wireless signal is sent in the 5th time interval.
As the sub- embodiment 1 of embodiment 4, the 5th wireless signal is in physical layer data channel
Upper transmission, and the HARQ-ACK that the 5th wireless signal is associated is in the optional time interval
Send.The calculating of the first channel information sent in the second time window is with the 5th wireless communication
Second channel information in number is condition.The very first time interval in the present invention belongs to described
Very first time window.
As the sub- embodiment 2 of embodiment 4, the 5th wireless signal is in physical layer control channel
Upper transmission, the calculating of the first channel information sent in very first time window is wireless with the described 5th
Second channel information in signal is condition.The very first time interval in the present invention belongs to institute
State the second time window.
As the sub- embodiment 3 of embodiment 4, the time span of the very first time window is configurable.
As the sub- embodiment 4 of embodiment 4, the calculating of the first channel information is that second channel information is
Condition refers to：First channel information adopts the descending nothing sent after second channel information for base station
Line signal.
Embodiment 5
Embodiment 5 illustrates the structured flowchart of the processing unit in a UE, as shown in Figure 5.It is attached
In Fig. 5, UE processing units 200 are mainly by the second receiving module 203, the second sending module 204,
The receiving module 202 of first processing module 201 and first forms, and the module identified in wherein square frame F7 is
Optionally.
Second receiving module 203 is used to receive the 3rd wireless signal in the 3rd time interval；Second
Sending module 204 is used to send the 4th wireless signal in the 4th time interval；First processing module
201 are used to send the first wireless signal in very first time interval；First receiving module 202 is used for
Second wireless singal is received in second time interval
In embodiment 5, the first wireless signal includes the first information.The first information is used for really
Fixed first channel information, first channel information is including { first antenna port set, the first order refer to
Show, the first channel parameter matrix, the first CQI } in one or more.The first antenna end
Mouth group includes positive integer antenna port.The second wireless singal is used for determining described first
Whether information is properly decoded.3rd wireless signal carries the first signaling, first signaling
It is high-level signaling, first signaling is used for determining the configuration parameter of the first information, described
Configuration parameter include send request, one or more corresponding serving cell, corresponding one
At least one of individual or multiple CSI processes, the species of included channel information }.It is described
4th wireless signal is used for determining that the 3rd wireless signal is properly decoded.{ first letter
The time-domain position of the CSI reference resources of breath, the very first time interval } at least the latter and institute
It is relevant to state the 4th time interval.
As the sub- embodiment 1 of embodiment 5, the UE is voluntarily determined at the very first time interval
It is middle to send first wireless signal.
As the sub- embodiment 2 of the embodiment 5, { very first time interval, between second time
Every, the 3rd time interval, the 4th time interval } duration be both less than 1 millisecond.
Embodiment 6
Embodiment 6 illustrates the structured flowchart of the processing unit in a base station, as shown in Figure 6.
In accompanying drawing 6, base station processing unit 300 is mainly by the 3rd sending module 303, the 3rd receiving module 304,
The sending module 302 of Second processing module 301 and first forms, and the module identified in wherein square frame F8 is
Optionally.
3rd sending module 303 is used to send the 3rd wireless signal in the 3rd time interval；3rd
Receiving module 304 is used to receive the 4th wireless signal in the 4th time interval；Second processing module
301 are used to receive the first wireless signal in very first time interval；First sending module 302 is used for
Second wireless singal is sent in second time interval.
In embodiment 6, the first wireless signal includes the first information.The first information is used for really
Fixed first channel information, first channel information is including { first antenna port set, the first order refer to
Show, the first channel parameter matrix, the first CQI } in one or more.The first antenna end
Mouth group includes positive integer antenna port.The second wireless singal is used for determining described first
Whether information is properly decoded.3rd wireless signal carries the first signaling, first signaling
It is high-level signaling, first signaling is used for determining the configuration parameter of the first information, described
Configuration parameter include send request, one or more corresponding serving cell, corresponding one
At least one of individual or multiple CSI processes, the species of included channel information }.It is described
4th wireless signal is used for determining that the 3rd wireless signal is properly decoded.The very first time
Interval is relevant with the 4th time interval.
As the sub- embodiment 1 of embodiment 6, the Second processing module 301 is additionally operable to
- determines the first bit block according to first wireless signal, and first bit block is passed
Upper strata is passed, first bit block includes the first information
- receives the first information from upper strata
Wherein, first bit block includes positive integer bit.
As the sub- embodiment 2 of the embodiment 6, { very first time interval, between second time
Every, the 3rd time interval, the 4th time interval } duration be both less than 1 millisecond.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be with
Related hardware is instructed to complete by program, described program can be stored in computer-readable storage medium
In matter, such as read-only storage, hard disk or CD etc..Optionally, the whole of above-described embodiment or
Part steps can also be realized using one or more integrated circuit.Accordingly, above-mentioned implementation
Each modular unit in example, example, in hardware can be used to realize, can also be by software function module
Form realizes that the application is not limited to the combination of the software and hardware of any particular form.In the present invention
UE or interrupt include but is not limited to mobile phone, tablet personal computer, notebook, card of surfing Internet, low cost
The Wireless Telecom Equipments such as terminal, NB-IoT terminals, eMTC terminals, vehicular communication equipment.This hair
Base station or network side equipment in bright include but is not limited to macrocell base stations, microcell base station, family
The Wireless Telecom Equipments such as front yard base station, relay base station.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the present invention's
Protection domain.Within the spirit and principles of the invention, any modification made, equivalent substitution,
Improve etc., it should be included in the scope of the protection.
Claims (20)
1. a kind of method in UE for supporting low latency radio communication, wherein, comprise the following steps：
- step A. sends the first wireless signal in very first time interval.
- step B. receives second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
2. according to the method for claim 1, it is characterised in that the step A is also included such as
Lower step：
- step A100. receives the 3rd wireless signal in the 3rd time interval；
- step A101. sends the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, the configuration parameter bag
Include and { send request, one or more corresponding serving cell, corresponding one or more
At least one of CSI processes, the species of included channel information }.4th wireless communication
Number it is used for determining that the 3rd wireless signal is properly decoded.
3. according to the method for claim 2, it is characterised in that { the CSI of the first information
The time-domain position of reference resources, the very first time interval } at least one of and when the described 4th
Between be spaced it is relevant.
4. according to the method described in claim 1-3, it is characterised in that the step A is also wrapped
Include following steps：
- step A0. receives the second signaling.
Wherein, second signaling is used for determining the configuration information of first wireless signal, described
Configuration information is included in { shared running time-frequency resource, MCS, RV, NDI, HARQ process numbers } extremely
It is one of few.
5. according to the method described in claim 1-3, it is characterised in that the step A is also wrapped
Include following steps：
- step A1. voluntarily determines to send first wireless communication in the very first time interval
Number.
6. according to the method described in claim 1-5, it is characterised in that the step A is also wrapped
Include following steps：
- step A10. sends the 5th wireless signal in the 5th time interval.
Wherein, for the 5th time interval before the very first time interval, the described 5th is wireless
Signal includes the second information.Second information and the first information are used for determining second channel
Information.The calculating of first channel information is using the second channel information as condition.It is described
First channel information include { first channel parameter matrix, the first CQI } in one kind or
Person is a variety of, and the second channel information is including { the first antenna port set, first order refer to
Show } in one or more.
7. according to the method described in claim 1-6, it is characterised in that the step A is also wrapped
Include following steps：
- step A11. determines the first information by measuring, and the first information is passed to
Layer.
- step A12. receives the first bit block from upper strata, and first bit block includes described first
Information
Wherein, first bit block is used to determine first wireless signal, institute by the UE
Stating the first bit block includes positive integer bit.
8. according to claim 6, the method described in 7, it is characterised in that the 5th wireless communication
Number transmitted on physical layer control channel；Or the 5th wireless signal is believed in physical layer data
Transmission and the UE have been received by the ACK being associated with the 5th wireless signal on road.
9. a kind of method in base station for supporting low latency radio communication, wherein, including following step
Suddenly：
- step A. receives the first wireless signal in very first time interval.
- step B. sends second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
10. according to the method for claim 9, it is characterised in that the step A also includes
Following steps：
- step A100. sends the 3rd wireless signal in the 3rd time interval；
- step A101. receives the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, and the configuration parameter includes
{ send request, one or more corresponding serving cell, one or more corresponding CSI
At least one of process, the species of included channel information }.The 4th wireless signal quilt
For determining that the 3rd wireless signal is properly decoded.
11. according to the method for claim 10, it is characterised in that { first information
The time-domain position of CSI reference resources, the very first time interval } at least one of and the described 4th
Time interval is relevant.
12. according to the method described in claim 9-11, it is characterised in that the step A is also
Comprise the following steps：
- step A0. sends the second signaling.
Wherein, second signaling is used for determining the configuration information of first wireless signal, described
Configuration information is included in { shared running time-frequency resource, MCS, RV, NDI, HARQ process numbers } extremely
It is one of few.
13. according to the method described in claim 9-11, it is characterised in that the step A is also
Comprise the following steps：
- step A1. performs blind Detecting to determine first nothing in the very first time interval
Line signal.
14. according to the method described in claim 9-13, it is characterised in that the step A is also
Comprise the following steps：
- step A10. receives the 5th wireless signal in the 5th time interval.
Wherein, for the 5th time interval before the very first time interval, the described 5th is wireless
Signal includes the second information.Second information and the first information are used for determining second channel
Information.The calculating of first channel information is using the second channel information as condition.It is described
First channel information include { first channel parameter matrix, the first CQI } in one kind or
Person is a variety of, and the second channel information is including { the first antenna port set, first order refer to
Show } in one or more.
15. according to the method described in claim 9-14, it is characterised in that the step A is also wrapped
Include following steps：
First bit block is passed to upper strata by-step A11., and first bit block includes described the
One information
- step A12. receives the first information from upper strata
Wherein, first wireless signal is used to determine first bit block, institute by the base station
Stating the first bit block includes positive integer bit.
16. according to claim 14, the method described in 15, it is characterised in that the 5th nothing
Line signal transmits on physical layer control channel；Or the 5th wireless signal is in the physics number of plies
Have been sent from what is be associated with the 5th wireless signal according to channel and the base station
ACK。
17. a kind of user equipment for supporting low latency radio communication, wherein, including following module：
First processing module：For sending the first wireless signal in very first time interval；
First receiving module：For receiving second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
18. user equipment according to claim 17, it is characterised in that also including following mould
Block：
Second receiving module：For receiving the 3rd wireless signal in the 3rd time interval；
Second sending module：For sending the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, and the configuration parameter includes
{ send request, one or more corresponding serving cell, one or more corresponding CSI
At least one of process, the species of included channel information }.The 4th wireless signal quilt
For determining that the 3rd wireless signal is properly decoded.{ CSI of the first information is with reference to money
The time-domain position in source, the very first time interval } at least one of and the 4th time interval
It is relevant.
19. a kind of base station equipment for supporting low latency radio communication, wherein, including following module：
Second processing module：For receiving the first wireless signal in very first time interval.
First sending module：For sending second wireless singal in the second time interval.
Wherein, the first wireless signal includes the first information.The first information is used for determining first
Channel information, first channel information include first antenna port set, the first order instruction, the
One channel parameter matrix, the first CQI } in one or more.In the first antenna port set
Including positive integer antenna port.The second wireless singal is used for determining that the first information is
It is no to be properly decoded.
20. base station equipment according to claim 19, it is characterised in that also including following mould
Block：
3rd sending module：For sending the 3rd wireless signal in the 3rd time interval；
3rd receiving module：For receiving the 4th wireless signal in the 4th time interval.
Wherein, the 3rd wireless signal carries the first signaling, and first signaling is high-level signaling,
First signaling is used for determining the configuration parameter of the first information, and the configuration parameter includes
{ send request, one or more corresponding serving cell, one or more corresponding CSI
At least one of process, the species of included channel information }.The 4th wireless signal quilt
For determining that the 3rd wireless signal is properly decoded.{ CSI of the first information is with reference to money
The time-domain position in source, the very first time interval } at least one of and the 4th time interval
It is relevant.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585632.8A CN107659373B (en) | 2016-07-23 | 2016-07-23 | Method and device in wireless communication |
| PCT/CN2017/091922 WO2018019103A1 (en) | 2016-07-23 | 2017-07-06 | Method and apparatus for wireless communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585632.8A CN107659373B (en) | 2016-07-23 | 2016-07-23 | Method and device in wireless communication |
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| CN107659373B CN107659373B (en) | 2020-05-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019213852A1 (en) * | 2018-05-09 | 2019-11-14 | 南通朗恒通信技术有限公司 | Method and device for user equipment and base station used for wireless communication |
| CN110690948A (en) * | 2018-07-05 | 2020-01-14 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| CN113810318A (en) * | 2020-06-17 | 2021-12-17 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| CN115065454A (en) * | 2019-03-05 | 2022-09-16 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110177397B (en) * | 2018-02-17 | 2023-09-22 | 迪朵无线创新有限公司 | User equipment, method and device in base station for wireless communication |
| CN111525994B (en) * | 2019-02-04 | 2022-11-01 | 上海朗帛通信技术有限公司 | Method and arrangement in a user equipment, base station, used for wireless communication |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1531238A (en) * | 2003-03-14 | 2004-09-22 | ��Ѹ�Ƽ���˾ | Method for transmitting channel quality information and distributing power in wireless communication system |
| CN101132227A (en) * | 2006-08-23 | 2008-02-27 | 大唐移动通信设备有限公司 | Monitoring method and system for wireless communication signal channel quality |
| CN102111246A (en) * | 2011-01-12 | 2011-06-29 | 中兴通讯股份有限公司 | Method for feeding back channel state information and user equipment |
| US20110300890A1 (en) * | 2009-03-16 | 2011-12-08 | Panasonic Corporation | Radio reception apparatus, radio transmission apparatus, and radio communication method |
| US20120069833A1 (en) * | 2010-09-16 | 2012-03-22 | Molnar Karl J | Channel state information reporting for a successively decoded, precoded multi-antenna transmission |
| CN103181097A (en) * | 2010-09-29 | 2013-06-26 | Lg电子株式会社 | Method and apparatus for efficient feedback in wireless communication system that supports multiple antennas |
| CN103516464A (en) * | 2012-06-20 | 2014-01-15 | 中兴通讯股份有限公司 | Method and device for feeding back channel state information reports |
-
2016
- 2016-07-23 CN CN201610585632.8A patent/CN107659373B/en active Active
-
2017
- 2017-07-06 WO PCT/CN2017/091922 patent/WO2018019103A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1531238A (en) * | 2003-03-14 | 2004-09-22 | ��Ѹ�Ƽ���˾ | Method for transmitting channel quality information and distributing power in wireless communication system |
| CN101132227A (en) * | 2006-08-23 | 2008-02-27 | 大唐移动通信设备有限公司 | Monitoring method and system for wireless communication signal channel quality |
| US20110300890A1 (en) * | 2009-03-16 | 2011-12-08 | Panasonic Corporation | Radio reception apparatus, radio transmission apparatus, and radio communication method |
| US20120069833A1 (en) * | 2010-09-16 | 2012-03-22 | Molnar Karl J | Channel state information reporting for a successively decoded, precoded multi-antenna transmission |
| CN103181097A (en) * | 2010-09-29 | 2013-06-26 | Lg电子株式会社 | Method and apparatus for efficient feedback in wireless communication system that supports multiple antennas |
| CN102111246A (en) * | 2011-01-12 | 2011-06-29 | 中兴通讯股份有限公司 | Method for feeding back channel state information and user equipment |
| CN103516464A (en) * | 2012-06-20 | 2014-01-15 | 中兴通讯股份有限公司 | Method and device for feeding back channel state information reports |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019213852A1 (en) * | 2018-05-09 | 2019-11-14 | 南通朗恒通信技术有限公司 | Method and device for user equipment and base station used for wireless communication |
| US11063643B2 (en) | 2018-05-09 | 2021-07-13 | Shanghai Langbo Communication Technology Company Limited | Method and device in UE and base station used for wireless communication |
| CN110690948A (en) * | 2018-07-05 | 2020-01-14 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| US11212049B2 (en) | 2018-07-05 | 2021-12-28 | Shanghai Langbo Communication Technology Company Limited | Method and device in UE and base station used for wireless communication |
| CN110690948B (en) * | 2018-07-05 | 2022-03-29 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| US11581994B2 (en) | 2018-07-05 | 2023-02-14 | Shanghai Langbo Communication Technology Company Limited | Method and device in UE and base station used for wireless communication |
| US11924125B2 (en) | 2018-07-05 | 2024-03-05 | Shanghai Langbo Communication Technology Company Limited | Method and device in UE and base station used for wireless communication |
| CN115065454A (en) * | 2019-03-05 | 2022-09-16 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| CN113810318A (en) * | 2020-06-17 | 2021-12-17 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| CN113810318B (en) * | 2020-06-17 | 2024-04-12 | 上海朗帛通信技术有限公司 | User equipment, method and device in base station for wireless communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107659373B (en) | 2020-05-26 |
| WO2018019103A1 (en) | 2018-02-01 |
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