CN110474738A - A kind of method and apparatus of wireless communication - Google Patents
A kind of method and apparatus of wireless communication Download PDFInfo
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- CN110474738A CN110474738A CN201810450930.5A CN201810450930A CN110474738A CN 110474738 A CN110474738 A CN 110474738A CN 201810450930 A CN201810450930 A CN 201810450930A CN 110474738 A CN110474738 A CN 110474738A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0055—Physical resource allocation for ACK/NACK
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- Mobile Radio Communication Systems (AREA)
Abstract
This application provides a kind of method and apparatus of wireless communication, this method comprises: the network equipment sends the feedback information of first downstream data by the first instruction information instruction terminal equipment on third time quantum;Also, the network equipment sends the first downstream data to terminal device on first time unit and sends second downstream data on the second time quantum after the first time unit;In the case where partially overlapping the second processing period of the reception processing of the first processing period of the reception processing of the first downstream data and the second downstream data, which does not send the feedback information of the first downstream data on the third time quantum.Therefore, the transmission performance of the second downstream data can be improved by reducing the propagation delay time of the second downstream data.
Description
Technical field
This application involves the communications fields, more particularly, to the method and apparatus wirelessly communicated in the communications field.
Background technique
5th generation (the fifth generation, 5G) mobile communication system supports enhanced mobile broadband
(enhanced mobile broadband, eMBB) business, highly reliable low time delay communicate (ultra reliable and low
Latency communications, URLLC) business and magnanimity machine type communication (massive machine type
Communications, mMTC) business.For example, typical eMBB business can have: ultra high-definition video, augmented reality
(augmented reality, AR), virtual reality (virtual reality, VR) etc., these business are mainly characterized by passing
Transmission of data amount is big, transmission rate is very high.For another example typical URLLC business can have: the nothing in industry manufacture or production procedure
The haptic interactions class such as line traffic control, the motion control of pilotless automobile and UAV and remote repair, remote operation
Using these business are mainly characterized by ultrahigh reliability, low delay, and transmitted data amount is less and has sudden.Example again
Such as, typical mMTC business can have: smart grid power distribution automation, smart city etc. are mainly characterized by networked devices quantity
It is huge, transmitted data amount is smaller, the defeated time delay of data mutual transmission is insensitive, these mMTC terminals need to meet inexpensive and very long
The demand of stand-by time.
The problem of transmission performance for how improving 5G data in mobile communication system is industry urgent need to resolve.
Summary of the invention
The application provides a kind of method of wireless communication, helps to improve the transmission performance of data.
In a first aspect, providing a kind of method of wireless communication, which comprises
Receiving the first Downlink Control Information DCI, the first DCI includes the first instruction information, the first instruction information
It is used to indicate the feedback information that first downstream data is sent on third time quantum;
First downstream data is received on first time unit;
Second downstream data is received on the second time quantum, second time quantum is located at the first time unit
Later, the of the reception processing of the first processing period and second downstream data of the reception processing of the first downstream data
Two processing periods partially overlapped;
On the third time quantum, the feedback information of the first downstream data is not sent.
Therefore, the method for wireless communication provided by the embodiments of the present application is sent on first time unit in the network equipment
First downstream data sends second downstream data, also, In on the second time quantum being located at after the first time unit
When terminal device has the conflict of process resource, the time quantum which dispatches in the network equipment is (for example, the third time
Unit) on do not send the feedback information of the first downstream data, can make the terminal device that will be unused for handling this under first
The process resource of row data handles the second downstream data, reduces the propagation delay time of the second downstream data, to improve
The transmission performance of the second downstream data.
In one possible implementation, the priority of the second downstream data is higher than the first downstream data
Priority.
Therefore, the method for wireless communication provided by the embodiments of the present application, by considering first downstream data and the second downlink
The priority of data, second downstream data priority be higher than the first downstream data priority and the terminal device at
In the case that the processing period for managing the first downstream data and the processing period for handling the second downstream data partially overlap, so that
The terminal device does not send the feedback information of the first downstream data on the third time quantum of network equipment scheduling, but excellent
The second downstream data is first handled, the processing delay of the second downstream data is reduced, is improved under priority higher second
The transmission performance of row data.
In one possible implementation, the method also includes:
The feedback information of the first downstream data is sent on the 4th time quantum, the 4th time quantum is located at institute
After stating third time quantum.
In one possible implementation, the 4th time quantum is the distance institute after the 9th time quantum
The nearest available time quantum of the 9th time quantum is stated, the 9th time quantum is the terminal device for described first
The time quantum that downlink data is disposed.
In one possible implementation, between the 4th time quantum and the end point of the second processing period
It is spaced M1 time quantum, the duration of the M1 time quantum was greater than or equal at the first processing period and described second
The period corresponding duration of period coincidence is managed, the M1 is positive integer;Or,
M2 time quantum, the M2 are spaced between 4th time quantum and the end point of the second processing period
The duration of a time quantum is greater than or equal to the first processing period corresponding duration, and the M2 is positive integer.
In one possible implementation, the method also includes:
After receiving the second downstream data, pause handles the first downstream data.
In one possible implementation, the method also includes:
The 2nd DCI is received, the 2nd DCI includes second indication information, and the second indication information is used to indicate the 5th
Time quantum;
The feedback information of the second downstream data is sent on the 5th time quantum.
Second aspect provides a kind of method of wireless communication, which is characterized in that the described method includes:
Sending the first Downlink Control Information DCI, the first DCI includes the first instruction information, the first instruction information
It is used to indicate the feedback information that first downstream data is sent on third time quantum;
The 2nd DCI is sent, the 2nd DCI includes second indication information, and the second indication information is used to indicate
The feedback information of second downstream data is sent on five time quantums;
The first downstream data is sent on first time unit and is sent under described second on the second time quantum
Row data, second time quantum are located at after the first time unit;
The feedback information of the first downstream data is not received on the third time quantum;
The feedback information of the second downstream data is received on the 5th time quantum.
Therefore, the method for wireless communication provided by the embodiments of the present application is sent on first time unit in the network equipment
First downstream data sends second downstream data, also, In on the second time quantum being located at after the first time unit
When terminal device has the conflict of process resource, time quantum that the terminal device can be made to dispatch in the network equipment (for example,
Third time quantum) on do not send the feedback information of the first downstream data so that the terminal device will be unused for handling
The process resource of the first downstream data handles the second downstream data, reduces the propagation delay time of the second downstream data,
To improve the transmission performance of the second downstream data.
In one possible implementation, the priority of the second downstream data is higher than the first downstream data
Priority.
Therefore, the method for wireless communication provided by the embodiments of the present application, by considering first downstream data and the second downlink
The priority of data, second downstream data priority be higher than the first downstream data priority and the terminal device at
In the case that the processing period for managing the first downstream data and the processing period for handling the second downstream data partially overlap, so that
The terminal device does not send the feedback information of the first downstream data on the third time quantum of network equipment scheduling, but excellent
The second downstream data is first handled, the processing delay of the second downstream data is reduced, is improved under priority higher second
The transmission performance of row data.
In one possible implementation, the method also includes:
The feedback information of the first downstream data is received on the 4th time quantum, the 4th time quantum is located at institute
After stating third time quantum.
In one possible implementation, the 4th time quantum is the distance institute after the 9th time quantum
The nearest available time quantum of the 9th time quantum is stated, the 9th time quantum is the terminal device for described first
The time quantum that downlink data is disposed.
In one possible implementation, the reception of the 4th time quantum and the second downstream data is handled
M1 time quantum is spaced between the end point of second processing period, the duration of the M1 time quantum is greater than or equal to described
First processing period duration corresponding with the period that the second processing period is overlapped, the M1 are positive integer;Or,
The end point of the second processing period of the reception processing of 4th time quantum and the second downstream data it
Between be spaced M2 time quantum, the duration of the M2 time quantum handled more than or equal to described first the period it is corresponding when
Long, the M2 is positive integer.
The third aspect provides a kind of method of wireless communication, which is characterized in that the described method includes:
Third Downlink Control Information DCI is received, the 3rd DCI includes third instruction information, and the third indicates information
It is used to indicate and sends the first upstream data on the 6th time quantum, wherein the of the transmission processing of first upstream data
Three processing periods and the fourth process period of the transmission processing of second upstream data partially overlap, for sending described second
7th time quantum of upstream data is located at after the 6th time quantum;
First upstream data is sent on the 8th time quantum, the 8th time quantum is located at the 6th time
After unit.
Therefore, the method for wireless communication provided by the embodiments of the present application needs to need in the 6th time quantum in terminal device
It sends the first upstream data and needs to send the second uplink on the 7th time quantum being located at after the 6th time quantum
Data, also, the processing of the transmission processing of the processing period and second upstream data of the transmission processing of first upstream data
In the case that period partially overlaps, which does not send first upstream data on the 6th time quantum, but
First upstream data is sent on the 8th time quantum after the 6th time quantum, can make the terminal device will
It is unused for handling the process resource of first upstream data to handle second upstream data, improves the biography of the second upstream data
Defeated performance.
In one possible implementation, the priority of second upstream data is higher than first upstream data
Priority.
Therefore, the method for wireless communication provided by the embodiments of the present application, by considering the first upstream data and the second uplink
The priority of data, the second upstream data priority be higher than first upstream data priority and the terminal device at
In the case that the processing period for managing first upstream data and the processing period for handling second upstream data partially overlap, so that
Second upstream data of terminal device priority processing, does not send the first uplink data, to improve on first time unit
The transmission performance of second upstream data.
In one possible implementation, first upstream data is the number of enhanced mobile bandwidth eMBB business
According to second upstream data is the data of highly reliable low time delay URLLC business.
In one possible implementation, the method also includes:
The 4th DCI is received, the 4th DCI includes the 4th instruction information, and the 4th instruction information is used to indicate described
7th time quantum;
Second upstream data is sent on the 7th time quantum.
Fourth aspect provides a kind of method of wireless communication, which is characterized in that the described method includes:
Third Downlink Control Information DCI is sent, the 3rd DCI includes third instruction information, and the third indicates information
It is used to indicate the 6th time quantum, the 6th time quantum is for carrying the first upstream data;
First upstream data is received on the 8th time quantum, the 8th time quantum is located at the 6th time
After unit.
In one possible implementation, first upstream data transmission processing third processing the period with it is described
The fourth process period of the transmission processing of second upstream data partially overlaps, when for sending the 7th of second upstream data the
Between unit be located at after the 6th time quantum.
Therefore, the method for wireless communication provided by the embodiments of the present application needs to need in the 6th time quantum in terminal device
It sends the first upstream data and needs to send the second uplink on the 7th time quantum being located at after the 6th time quantum
Data, also, the processing of the transmission processing of the processing period and second upstream data of the transmission processing of first upstream data
In the case that period partially overlaps, which does not send first upstream data on the 6th time quantum, but
First upstream data is sent on the 8th time quantum after the 6th time quantum, can make the terminal device will
It is unused for handling the process resource of first upstream data to handle second upstream data, improves the biography of the second upstream data
Defeated performance.
In one possible implementation, the priority of second upstream data is higher than first upstream data
Priority.
Therefore, the method for wireless communication provided by the embodiments of the present application, by considering the first upstream data and the second uplink
The priority of data, the second upstream data priority be higher than first upstream data priority and the terminal device at
In the case that the processing period for managing first upstream data and the processing period for handling second upstream data partially overlap, so that
Second upstream data of terminal device priority processing, does not send the first uplink data, to improve on first time unit
The transmission performance of second upstream data.
In one possible implementation, first upstream data is the number of enhanced mobile bandwidth eMBB business
According to second upstream data is the data of highly reliable low time delay URLLC business.
In one possible implementation, the method also includes:
The 4th DCI is sent, the 4th DCI includes the 4th instruction information, and the 4th instruction information is used to indicate described
7th time quantum;
Second upstream data is received on the 7th time quantum.
5th aspect, provides a kind of device of wireless communication, and described device can be used to execute first aspect and first
The operation of terminal device in any possible implementation of aspect.Specifically, the apparatus may include for executing
State the modular unit of each operation of the terminal device in any possible implementation of first aspect or first aspect.
6th aspect, provides a kind of device of wireless communication, and described device can be used to execute second aspect and second
The operation of the network equipment in any possible implementation of aspect.Specifically, the apparatus may include for executing
State the modular unit of each operation of the network equipment in any possible implementation of second aspect or second aspect.
7th aspect, provides a kind of device of wireless communication, and described device can be used to execute the third aspect and third
The operation of terminal device in any possible implementation of aspect.Specifically, the apparatus may include for executing
State the modular unit of each operation of the terminal device in any possible implementation of the third aspect or the third aspect.
Eighth aspect, provides a kind of device of wireless communication, and described device can be used to execute fourth aspect and the 4th
The operation of the network equipment in any possible implementation of aspect.Specifically, the apparatus may include for executing
State the modular unit of each operation of the network equipment in any possible implementation of fourth aspect or fourth aspect.
9th aspect, provides a kind of terminal device, the terminal device includes: processor, transceiver and memory.Its
In, it is communicated with each other between the processor, transceiver and memory by internal connecting path.The memory refers to for storing
It enables, the processor is used to execute the instruction of the memory storage.When the processor executes the finger of the memory storage
It is described to execute so that the terminal device executes appointing in any possible implementation of first aspect or first aspect when enabling
One method or the device executed so that the 5th aspect of terminal device realization provides.
Tenth aspect, provides a kind of network equipment, the network equipment includes: processor, transceiver and memory.Its
In, it is communicated with each other between the processor, transceiver and memory by internal connecting path.The memory refers to for storing
It enables, the processor is used to execute the instruction of the memory storage.When the processor executes the finger of the memory storage
It is described to execute so that the network equipment executes appointing in any possible implementation of second aspect or second aspect when enabling
One method or the device executed so that the 6th aspect of network equipment realization provides.
On the one hand tenth, provides a kind of terminal device, the terminal device includes: processor, transceiver and memory.
Wherein, it is communicated with each other between the processor, transceiver and memory by internal connecting path.The memory is for storing
Instruction, the processor are used to execute the instruction of the memory storage.When the processor executes the memory storage
It is described to execute so that the terminal device executes in any possible implementation of the third aspect or the third aspect when instruction
Either method or the device executed so that the 7th aspect of terminal device realization provides.
12nd aspect, provides a kind of network equipment, the network equipment includes: processor, transceiver and memory.
Wherein, it is communicated with each other between the processor, transceiver and memory by internal connecting path.The memory is for storing
Instruction, the processor are used to execute the instruction of the memory storage.When the processor executes the memory storage
It is described to execute so that the network equipment executes in any possible implementation of fourth aspect or fourth aspect when instruction
Either method or the device executed so that network equipment realization eighth aspect provides.
13rd aspect provides a kind of chip system, including memory and processor, and the memory is based on storing
Calculation machine program, the processor from memory for calling and running the computer program, so that being equipped with the chip
The communication equipment of system executes above-mentioned first aspect method either into fourth aspect and its possible embodiment.
Fourteenth aspect, provides a kind of computer program product, and the computer program product includes: computer program
Code, when the computer program code is single by the communication unit of communication equipment (for example, the network equipment or terminal device), processing
When member or transceiver, processor operation, so that communication equipment executes above-mentioned first aspect to fourth aspect and its possible implementation
Method either in mode.
15th aspect, provides a kind of computer readable storage medium, the computer-readable recording medium storage has
Program, described program make communication equipment (for example, the network equipment or terminal device) to execute above-mentioned first aspect to fourth aspect
And its method either in possible embodiment.
16th aspect, provides a kind of computer program, and the computer program, will when executing on a certain computer
The computer can be made to realize above-mentioned first aspect method either into fourth aspect and its possible embodiment.
Detailed description of the invention
Fig. 1 is the configuration diagram of the mobile communication system suitable for the embodiment of the present application.
Fig. 2 to Fig. 4 is the schematic diagram of the downlink transfer of the embodiment of the present application.
Fig. 5 is the schematic interaction figure according to the method for wireless communication provided by the embodiments of the present application.
Fig. 6 is the schematic diagram of downlink transfer provided by the embodiments of the present application.
Fig. 7 is another schematic diagram of downlink transfer provided by the embodiments of the present application.
Fig. 8 is the schematic interaction figure of the method for another wireless communication provided by the embodiments of the present application.
Fig. 9 to Figure 12 is the schematic block diagram of the device of wireless communication provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with attached drawing, the technical solution in the application is described.
The technical solution of the embodiment of the present application can be applied to various communication systems, such as: long term evolution (Long Term
Evolution, LTE) system, LTE frequency division duplex (Frequency Division Duplex, FDD) system, LTE time division duplex
(Time Division Duplex, TDD), Universal Mobile Communication System (Universal Mobile
Telecommunication System, UMTS), global interconnection inserting of microwave (Worldwide Interoperability
For Microwave Access, WiMAX) communication system, following the 5th generation (5th Generation, 5G) system or new nothing
Line (New Radio, NR) etc..
Fig. 1 is the configuration diagram of the mobile communication system suitable for the embodiment of the present application.As shown in Figure 1, the movement is logical
Letter system includes equipment of the core network 110, wireless access network equipment 120 and at least one terminal device (terminal device as shown in figure 1
130 and terminal device 140).Terminal device is wirelessly connected with wireless access network equipment, and wireless access network equipment is logical
Wirelessly or non-wirelessly mode is crossed to connect with equipment of the core network.Equipment of the core network can be independent different from wireless access network equipment
Physical equipment is also possible to the logic function of the function of equipment of the core network and wireless access network equipment being integrated in the same physics
In equipment, the function that part equipment of the core network is integrated on a physical equipment and partial wireless access network equipment can also be
Function.Terminal device can be fixed position, be also possible to moveable.Fig. 1 is schematic diagram, in the communication system also
It may include other network equipments, can also include such as wireless relay apparatus and wireless backhaul equipment, be not drawn into Fig. 1.This
Quantity of the embodiment of application to the equipment of the core network, wireless access network equipment and the terminal device that include in the mobile communication system
Without limitation.
Wireless access network equipment in the embodiment of the present application is that terminal device is wirelessly linked into the mobile communication
Access device in system can be base station NodeB, evolved base station (evolved NodeB, eNodeB), transmit and receive point
Next-generation base station (next in (transmission reception point, TRP), 5G mobile communication system
Generation NodeB, gNB), the base station in future mobile communication system or the access node in WiFi system, can also be
Wireless controller under cloud Radio Access Network (Cloud Radio Access Network, CRAN) scene, can also be
After the network equipment etc. in the PLMN network of station, mobile unit, wearable device and the following evolution.Embodiments herein pair
Particular technique used by wireless access network equipment and specific equipment form are without limitation.In this application, wireless access network is set
The standby abbreviation network equipment, if in this application, the network equipment refers both to wireless access network equipment without specified otherwise.
Terminal device in the embodiment of the present application is referred to as terminal Terminal, user equipment (user
Equipment, UE), mobile station (mobile station, MS), mobile terminal (mobile terminal, MT) etc..Terminal is set
It is standby to can be mobile phone (mobile phone), tablet computer (Pad), the computer with radio transmission-receiving function, virtual reality
(Virtual Reality, VR) terminal device, augmented reality (Augmented Reality, AR) terminal device, Industry Control
Wireless terminal in (industrial control), the wireless terminal in unmanned (self driving), remote operation
Wireless terminal in (remote medical surgery), the wireless terminal in smart grid (smart grid), transport peace
Wireless terminal in (transportation safety), the wireless terminal in smart city (smart city), wisdom man entirely
Wireless terminal etc. in front yard (smart home).Embodiments herein is to particular technique used by terminal device and specifically
Equipment form is without limitation.
Firstly, the time-domain resource in the embodiment of the present application for wireless communication is briefly described.
In the embodiment of the present application, the network equipment and terminal device in the time domain can be with for the time-domain resource of wireless communication
It is divided into multiple time quantums.
Also, in the embodiment of the present application, multiple time quantums, which can be, is continuously also possible to certain adjacent times
Preset interval is equipped between unit, the embodiment of the present application is simultaneously not particularly limited.
In the embodiment of the present application, time quantum can be including for transmitting uplink data and/or downlink data transmission
Time quantum.
In the embodiment of the present application, to the length of a time quantum without limitation for example, 1 time quantum can be one
A or multiple subframes;Alternatively, being also possible to one or more time slots;Alternatively, being also possible to one or more symbols.
In embodiments herein, symbol is also referred to as time-domain symbol, can be orthogonal frequency division multiplexing (orthogonal
Frequency division multiplexing, OFDM) symbol, it is also possible to single-carrier frequency division multiple access (single
Carrier frequency division multiple access, SC-FDMA) symbol, wherein SC-FDMA also known as has
Convert orthogonal frequency division multiplexing (the orthogonal frequency division multiplexing with of precoding
Transform precoding, OFDM with TP).
In the embodiment of the present application, for multiple time quantums, multiple time quantums are that there are timing in the time domain
Relationship, and the corresponding time span of any two time quantum can be the same or different.
In the following, in order to make it easy to understand, the biography of transmission and upstream data to downlink data involved in the embodiment of the present application
It is defeated to be described in detail respectively.
The transmission of downlink data
The network equipment sends Downlink Control Information (downlink control information, DCI) to terminal device,
Demodulated reference signal (Demodulation Reference Signal, DMRS) and downlink data, the terminal device are receiving
After the DCI, running time-frequency resource for sending the downlink data can be determined, for sending the anti-of the downlink data according to the DCI
The information such as the running time-frequency resource of feedforward information and the coding mode for indicating the downlink data carry out channel estimation, the end according to DMRS
Result and DCI of the end equipment based on channel estimation carry out demodulation coding to the downlink data.If the terminal device is directed to the downlink
Data demodulation is successfully decoded, then it represents that the terminal device is properly received the downlink data, which can generate confirmation response
(Acknowledgment, ACK), also, ACK is sent on indicated running time-frequency resource in the DCI;If the terminal device is directed to
Downlink data demodulation coding failure, then it represents that the terminal device is not successfully received the downlink data, which can generate
Deny response (Negative Acknowledgement, NACK), also, is sent on indicated running time-frequency resource in the DCI
NACK。
Based on foregoing description, the processing period that terminal device handles downlink data can be following any definition:
Define 1
The processing period includes the period that terminal device carries out channel estimation and carries out demodulation coding occupancy to downlink data.
Define 2
The processing period includes that terminal device carries out channel estimation, demodulation coding is carried out to downlink data and sends feedback information
Occupancy period.
Define 3
The processing period includes that terminal device carries out demodulation coding to downlink data and sends the period that feedback information occupies.
Define 4
The processing period includes the period that terminal device carries out demodulation coding occupancy to downlink data.
For ease of description, it when being illustrated to the embodiment of the present application, is retouched for defining and handling the period in 1
It states.But the embodiment of the present application does not do any restriction to the processing period of terminal device processing downlink data.
It should be noted that terminal device after receiving DMRS, can just carry out channel estimation, in turn, to lower line number
According to progress demodulation coding processing.A Physical Downlink Shared Channel (Physical Downlink Shared Channel,
PDSCH in), multiple DMRS may be configured, terminal device, which generally requires, has all received all DMRS in a PDSCH
At, just complete channel estimation.
Under normal circumstances, terminal device can receive downlink data on one side, handle on one side downlink data.
As shown in Fig. 2, the terminal device is after receiving DMRS, although the terminal after the network equipment sends downlink data
Equipment has not received the downlink data, which can be after channel estimation, to line number under the part having been received
According to demodulation coding is carried out, in this way, starting at the time point that the terminal device carries out channel estimation to the complete reception downlink data
Period in, i.e., processing period #C1 shown in Fig. 2, the terminal device can be with line number under the demodulation coding when receiving downlink data
According to.Processing period #C shown in Fig. 2 is the period that the terminal device handles the downlink data, that is, the terminal device is to the downlink
The time that data carry out channel estimation, demodulation coding occupies.
It can be seen from the above description that a certain extent, the time that terminal device receives DMRS will affect terminal device
Handle the processing period of downlink data.As shown in Figure 3, it is assumed that the handling duration that terminal device handles downlink data is identical, is scheming
In 3 first figure, system is that downlink data is configured with a DMRS, then terminal device can be into after receiving the DMRS
Row channel estimation, and then carry out demodulation coding;In second figure of Fig. 3, system is that downlink data is configured with two DMRS, then
Terminal device could only complete channel estimation after receiving second DMRS, and then carry out demodulation coding.Therefore, compared to
A DMRS is configured, the processing period of two DMRS obvious postpones terminal device processing downlink data is configured.
The transmission of upstream data
There are two types of transmission modes for the transmission of upstream data: the first transmission mode is the transmission mode based on authorization, another
Kind transmission mode is based on the transmission mode for exempting from authorization.
In the following, being illustrated respectively to above two transmission mode.
Transmission mode based on authorization
In the transmission of upstream data, when terminal device has uplink traffic transmission demand, need physically to go
Scheduling request is sent to the network equipment in control channel (Physical Uplink Control Channel, PUCCH)
(Scheduling Request, SR), notifies the network equipment to have transmitting uplink data demand.The network equipment is receiving SR
Afterwards, scheduling information can be sent to the terminal device, scheduling information is also referred to as uplink authorization (Up Link Grant, UL Grant)
Information.After the terminal device receives scheduling information, after carrying out coded modulation processing to upstream data, in scheduling information instruction
The upstream data is sent on ascending resource.This transmission mechanism high reliablity based on authorization, but need by terminal device
Transmission scheduling request, the network equipment just can be carried out transmitting uplink data after sending scheduling information, so as to cause upstream data
Propagation delay time is larger.Therefore, the transmission mode based on authorization is unfavorable for the transmission of the data more demanding to time delay.
It should be noted that the transmission mode based on authorization is referred to as the transmission mode based on scheduling.
Uplink based on the transmission mode terminal device for exempting from authorization does not need to complete by the scheduling of the network equipment, this
Kind exempts from that the transmission of (Grant free, GF) is authorized to be properly termed as autonomous uplink (Autonomous UL, AUL) transmission, can also claim
For the uplink (configured grant UL transmission, CGL) of configuration authorization, it is referred to as based on competition
The transmission of mechanism (contention based).Specifically, GF resource is distributed to terminal by semi-static mode by the network equipment
Equipment, terminal device do not need to send scheduling request SR to the network equipment and wait the network equipment when carrying out uplink
UL Grant information is sent, upstream data directly can be sent by GF resource, to reduce propagation delay time.Therefore, based on exempting from
The transmission mode of authorization is conducive to the transmission of the data more demanding to time delay.
In uplink, the processing period that terminal device handles upstream data includes carrying out coding occupancy to upstream data
Period, alternatively, terminal device processing upstream data the processing period include upstream data being encoded and being sent upper line number
According to the period of occupancy.The embodiment of the present application does not do any restriction to the processing period of terminal device processing upstream data.
More than, the process transmitted to technical term involved in the embodiment of the present application and data is briefly described.In the following,
The method of the wireless communication of the embodiment of the present application is described in detail.
As shown in figure 4, the network equipment sends downlink data #A on time quantum #A, then, sent out on time quantum #B
Send downlink data #B.Terminal device handles the processing period of downlink data #A as processing period #A, handles downlink data #B
The processing period be processing period #B.Processing period #A and processing period #B partially overlap, that is to say, that the terminal device
In the case where also untreated complete downlink data #A, it is necessary to start to process downlink data #B.But in being overlapped the period,
The terminal device may not have the ability while handle two data, so that the processing of downlink data #B can be delayed by, thus shadow
Ring the propagation delay time of downlink data #B.
Therefore, the embodiment of the present application provides a kind of method of wireless communication, facilitates the business number received after reducing
According to processing delay.
Hereinafter, the method for the wireless communication of one embodiment of the application is described in detail in conjunction with Fig. 5 to Fig. 8.
Fig. 5 is the schematic interaction figure according to the method 200 of wireless communication provided by the embodiments of the present application.In the following, other side
Each step of method 200 is described in detail.
In the embodiment of the present application, right for using terminal device and the network equipment as the executing subject of execution method 200
Method 200 is illustrated.Non-limiting as example, the executing subject of execution method 200 is also possible to counterpart terminal equipment
The chip of chip and corresponding network equipment.
In S210, the network equipment sends DCI#1 (that is, an example of the first DCI) to terminal device, which includes referring to
Show information #1 (that is, an example of the first instruction information), instruction information #1 is used to indicate time quantum #3 (that is, the third time is single
An example of member), time quantum #3 is used for the feedback information of bearing downlink data #1 (that is, an example of first downstream data).
That is, the network equipment notifies the terminal device in time list by the instruction information #1 in the DCI#1
The feedback information of downlink data #1 is sent on first #3.
It should be understood that the DCI#1 further includes the time quantum (example for being used to indicate the network equipment and sending downlink data #1
Such as, time quantum #1) information and the information such as the information of coding mode that is used to indicate the downlink data, the end can be made
End equipment correctly handles downlink data #1 after receiving the DCI#1, based on the DCI#1 and sends downlink data #1's
Feedback information.
It should be noted that time quantum #1 may include a time quantum, it also may include multiple time quantums, this
Application embodiment does not do any restriction.Time quantum #2, time quantum #3, time quantum #4 and time involved in hereafter is single
The explanation of first #5 with time quantum #1 explanation, for sake of simplicity, subsequent be no longer described.
In S220, including S221 and S222, in the following, respectively to S221 and S222 explanation.
In S221, which sends the downlink in time quantum #1 (that is, an example of the first time unit)
Data #1.
Accordingly, which determines that the network equipment can send downlink on time quantum #1 by the DCI#1
Data, then, the terminal device can start to receive and process downlink data #1 on time quantum #1.
In S222, which sends downlink data # in time quantum #2 (that is, an example of the second time quantum)
2 (that is, an examples of second downstream data).
Similarly, accordingly, which can determine the network by the DCI (for example, DCI#2) that the network equipment is sent
Equipment can send downlink data on time quantum #2, then, which, which can start to receive on time quantum #2, is somebody's turn to do
Downlink data #2.
Wherein, time quantum #2 is located at after time quantum #1, and terminal device does receiving area to downlink data #2
The processing period #1 (that is, an example of the first processing period) of reason does the place for receiving processing with the terminal device to downlink data #2
Reason period #2 (that is, an example of second processing period) partially overlaps.
That is, the network equipment also sends downlink data #2 after sending downlink data #1.At this
In the process, the terminal device is when starting to receive downlink data #2, the terminal device and untreated complete downlink data #1,
That is, processing period #1 and processing period #2 partially overlaps;In other words, time quantum #1 and the interval time quantum #2 compared with
Closely;In other words, it is being overlapped the period, which may require that more process resources (for example, computing resource, data cached
Resource etc.) handle two downlink datas, still, there is no enough resources to handle downlink data, such feelings for the terminal device
Condition may be considered, which handles the process resource of downlink data #1 and the terminal device handles downlink data #2
Process resource clash, thus, the processing of two downlink datas can be made all to be affected, which can not be at this
Feedback information is sent in the resource of network equipment scheduling, affects the transmission performance of data transmission.
Non-limiting as example, in some scenarios, time quantum #2 can partly overlap with time quantum #1.Example
Such as, when terminal device is supported to activate multiple portions of bandwidth (bandwidth part, BWP) in a carrier wave or supports multiple
When carrier wave carries out data transmission simultaneously, it is likely to appear in and first scheduled downlink data #1 on first carrier wave or BWP,
Then it scheduled downlink data #2 on second carrier wave or BWP again.It is assumed that a time slot includes 14 symbols, it is used for transmission
The primary sign and terminating symbol of the time quantum #1 of downlink data #1 be respectively the first time slot first symbol and the 13rd
Symbol;The primary sign and terminating symbol for being used for transmission the time quantum #2 of downlink data #2 are respectively the 5th of the first time slot
Symbol and the 7th symbol.So, in such a scenario, primary sign of the primary sign of time quantum #2 in time quantum #1
Later but before the terminating symbol of time quantum #1, that is to say, that time quantum #2 with, time quantum #1 is to partly overlap
's.In order to avoid there is the problem of two downlink datas can not all be fed back in above-mentioned scene, the transmission of improve data transfer on time
Performance, in this case, terminal device can prioritize processing a kind of upstream data, guarantee a kind of transporting of upstream data as far as possible
Energy.
In S230, which does not send the feedback information of downlink data #1 on time quantum #3.
Since terminal device completes not before time quantum #3 the processing to downlink data #1, so terminal device does not have
There is the feedback information that downlink data #1 is sent on time quantum #3.
In one possible implementation, after receiving downlink data #2, pause is handled under this terminal device
Row data #1.
In this way, the terminal device, which can come out resource reservation, is used to handle the downlink data #2 received later.
Non-limiting as example, which can also do parallel processing to downlink data #1 and downlink data #2,
But during specific implementation, more process resources can be distributed and be used to handle downlink data #2.
For the network equipment, which knows the time quantum #1 for sending downlink data #1 and sends under this
The time quantum #2 of row data #2, based on the big of time quantum #1, time quantum #2 and terminal device processing downlink data
The duration generally occupied can be calculated by correlation formula, when determining that the terminal device handles the processing of downlink data #1
The processing period #2 that section #1 handles downlink data #2 with the terminal device partially overlaps, and in this case, the network equipment is true
Know that the terminal device does not complete the processing to downlink data #1, i.e., terminal device will not be sent on time quantum #3 is somebody's turn to do
The feedback information of downlink data #1.
Therefore, which will not receive the feedback information of downlink data #1 on time quantum #3.
As previously mentioned, the terminal device will not send the feedback information of downlink data #1 on time quantum #3, meaning
Taste the terminal device there is no processing to downlink data #1 is completed, reserved process resource to handle downlink data #
2, therefore, which starts to process downlink data #2 after receiving downlink data #2, also, after being disposed
The feedback information of downlink data #2 can be sent based on the scheduling of the network equipment.
S211, the network equipment send DCI#2 to the network equipment, which includes instruction information #2 (that is, second refers to
Show an example of information), instruction information #2 is used to indicate time quantum #5;
S240, the terminal device send the feedback information of downlink data #2 on time quantum #5.
It should be understood that the DCI#2 further includes being used to indicate the network equipment to send the information of time quantum #2 and be used for
It indicates the information such as the information of coding mode of downlink data #2, can make the terminal device after receiving the DCI#2, base
Downlink data #2 is correctly handled in the DCI#2 and sends the feedback information of downlink data #2.
Therefore, the method for wireless communication provided by the embodiments of the present application is sent on first time unit in the network equipment
First downstream data sends second downstream data, also, In on the second time quantum being located at after the first time unit
When terminal device has the conflict of process resource, the time quantum which dispatches in the network equipment is (for example, the third time
Unit) on do not send the feedback information of the first downstream data, can make the terminal device that will be unused for handling this under first
The process resource of row data handles the second downstream data, reduces the propagation delay time of the second downstream data, to improve
The transmission performance of the second downstream data.
Wherein, there is process resource conflict can be there are many judgment criterion for terminal device: for example, judgment criterion can be
The processing period that terminal device handles downlink data #1 exists with the processing period for handling downlink data #2 to partially overlap;Again
For example, judgment criterion be also possible to terminal device can not be on time at least one of downlink data #1 and downlink data #2
Fed back, here it is so-called carry out on time feedback refer to DCI instruction running time-frequency resource on fed back.
In one possible implementation, the energy for the processing downlink data that the network equipment can be reported by terminal device
The information and time quantum #1 of power and the sequential relationship of time quantum #2 determine that terminal device has the case where process resource conflict.
Wherein, time N1 that the ability of terminal device processing downlink data includes at least that terminal device processing downlink data needs, which is used as, to be shown
Example and it is non-limiting, N1 can be defined as from the last symbol of downlink data to being able to carry out first of uplink feedback earliest
The time span of symbol, for example, the last symbol that the network equipment sends the time quantum of downlink data is nth symbol,
Feedback information can most be sent fastly by the terminal device that DCI is dispatched is m-th sign-on feedback, then N1=m-n+1.
It is assumed that first symbol that the network equipment sends downlink data #1 is 1 symbol of kth, send downlink data #1's
Last symbol is 2 symbols of kth, and first symbol for sending downlink data #2 is 3 symbols of kth, sends downlink data #
2 last symbol is 4 symbols of kth, and DCI instruction starts to send the feedback information of downlink data #2 on j-th of symbol,
Wherein k1, k2, k3, k4 and j are nonnegative integer, and their counting starting point is identical.If k2+N1 is greater than or equal to k, then it is assumed that
The second processing period part of the reception processing of the first processing period and downlink data #2 of the reception processing of downlink data #1
It is overlapped;If k2+N1 be less than k, then it is assumed that it is above-mentioned first processing the period and the second processing period be not overlapped, wherein k be greater than
Equal to k3 and less than or equal to the nonnegative integer of k4.If there are coincidence in the first processing period and second processing period, and meet k+2*
N1 is greater than or equal to j, it may be considered that the process resource of terminal device processing downlink data #1 and downlink data #2 has conflict, needs
The method in the embodiment of the present application is used to handle downlink data #1 and downlink data #2;If first processing the period and
The second processing period is not overlapped or k+2*N1 is less than j, it may be considered that terminal device processing downlink data #1 and lower line number
Do not conflict according to the process resource of #2.
In the S230 of the embodiment of the present application, which does not send downlink data #1's on time quantum #3
Feedback information, there are two types of possible situation, situation #1 and situation #2, in the following, being illustrated respectively to both of these case.
Situation #1
Since time quantum #1 and time quantum #2 are the resources that the network equipment is dispatched by DCI, the network equipment according to
The sequential relationship of time quantum #1 and time quantum #2 can determine the terminal device processing downlink data #1 the processing period and
Handle downlink data #2 the processing period can exist be overlapped, can also determine the terminal device will not according to scheduling resource when
Between send the feedback information of downlink data #1 on unit #1 and can also determine that the terminal device can not be handled down in time in other words
Row data #1.
Based on this, which can not send always the feedback information of downlink data #1, that is, the terminal device is not
The feedback information that downlink data #1 will not be only sent on time quantum #3 will not be delayed and send downlink data #1's
Feedback information.
Then, which can do retransmission process to downlink data #1, that is, to the terminal on other times unit
Equipment retransmits downlink data #1.
Situation #2
The terminal device sends the feedback letter of downlink data #1 in time quantum #4 (that is, an example of the 4th time quantum)
Breath, time quantum #4 are located at after time quantum #3.
Wherein, time quantum #4 is to be directed to the time quantum that downlink data #1 is disposed positioned at the terminal device
The available time quantum of distance time quantum #9 recently after (being denoted as time quantum #9).In other words, time quantum #
4 be first available time quantum after time quantum #9.
In this case, which can continue with downlink data # after having handled downlink data #2
1, it, can be nearest apart from time quantum #9 after the time quantum (that is, time quantum #9) for having handled downlink data #1
Available time quantum (that is, time quantum #4) on send the feedback information of downlink data #1.
Wherein, available time quantum can there are many explain:
Available time quantum can refer to the time quantum for not needing to be fed back to downlink data #2.Otherwise, if together
One time quantum had both sent the feedback information of downlink data #1 or had sent the feedback information of downlink data #2, had conflict, nothing
Method feeds back downlink data #1.In addition, if considering the field of time division duplex (Time Division Duplexing, TDD)
Scape, available time quantum must be upstream time units.
In the embodiment of the present application, the specific location of time quantum #4 is related with the processing capacity of terminal device.Wherein,
The processing capacity of terminal device refers specifically to, which continues with downlink data #1 after having handled downlink data #2
During, if having the ability to continue with remaining untreated downlink data in downlink data #1.If the terminal device
Remaining untreated downlink data in downlink data #1 can not be continued with can only after having handled downlink data #2
Handle complete downlink data #1 again from the beginning.
In the following, respectively from terminal device can continue with remaining untreated downlink data in downlink data #1 (that is,
Situation #2A) and remaining untreated downlink data (that is, situation #2B) cannot be continued in downlink data #1 to the time
Unit #4 is illustrated.
Situation #2A
Time quantum #4 and the terminal device receive the time quantum being disposed to downlink data #2 and (are denoted as the time
Unit #10) between be spaced M1 time quantum, the duration of the M1 time quantum more than or equal to processing period #1 at this
The period corresponding duration that period #2 is overlapped is managed, which is the integer more than or equal to 1.
That is, if the terminal device can continue with untreated downlink data in downlink data #1, the end
End equipment is after having handled downlink data #2, it is only necessary to hold over the period corresponding duration of coincidence to handle the lower line number
According to downlink data remaining in #1, then, the nearest available time quantum after being spaced time quantum #9
The feedback information of downlink data #1 is sent on (that is, time quantum #4).
If terminal device distance time quantum #9 after the time quantum #9 for having handled downlink data #1 is nearest
Time quantum be available time quantum, then the M1 time quantum be approximately equal to processing period #1 and processing period #2 weight
The period of conjunction corresponding duration;If terminal device Distance Time list after the time quantum #9 for having handled downlink data #1
First #9 nearest time quantum is not available time quantum, then when the M1 time quantum is greater than processing period #1 and processing
The period corresponding duration that section #2 is overlapped.
It should be noted that realizing factor based on very much, which may not be tight in actual treatment
The coincidence period for being equal to processing period #1 and handling period #2 in lattice meaning, therefore, being equal to here can be understood as
Approximately equal to.For example, the terminal device is when continuing with downlink data #1 after having handled downlink data #2, it can on the time
Delay can be had;1 time quantum that such as terminal device has handled downlink data # again may be with transmission downlink data #1's
The time quantum of feedback information is unit at the same time.
Fig. 6 show the schematic diagram of the downlink transfer provided according to one embodiment of the application.As shown in fig. 6, being with time slot
The basic unit of data is transmitted, the network equipment sends downlink data #1 on time slot #1 (that is, time quantum #1), also, passes through
DCI#1 instruction terminal equipment sends the feedback information of downlink data #1 on time slot #5 (that is, time quantum #3).Then, net
Network equipment sends downlink data #2 on time slot #2 (that is, time quantum #2) again, also, is existed by DCI#2 instruction terminal equipment
The feedback information of downlink data #2 is sent on time slot #6 (that is, time quantum #5).But the terminal device handles the lower line number
It partially overlaps according to processing period #1 of #1 and the processing period #2 of processing downlink data #2, the coincidence period is a length of when corresponding
T1.Terminal device can suspend processing downlink data #1, priority processing downlink data #2 after receiving downlink data #2, from
And so that the terminal device will not or have little time on time slot #5 send downlink data #1 feedback information, however, it is possible to
The feedback information that downlink data #2 is sent on time slot #6 ensure that the propagation delay time of downlink data #2.For downlink data #1
For, after having handled downlink data #2, duration T1 is continued with, could substantially be handled on time slot #8 (that is, time quantum #9)
It is complete, due to being nearest available time slot in the subsequent time slot #9 of time slot #8, which can send out on time slot #9
Give the feedback information of downlink data #1.
Certainly, if not being nearest available time quantum in the subsequent time slot #9 of time slot #8, that is, time slot #9 is counted by other
According to or the transmission of information occupy, which can send the lower line number on the nearest available time slot after time slot #9
According to the feedback information of #1.
Situation #2B
Between between the time quantum #10 that time quantum #4 and the terminal device are disposed to downlink data #2 reception
It is greater than or equal to the corresponding duration of processing period #1 every the duration of M2 time quantum, the M2 time quantum, which is big
In or equal to 1 integer.
That is, if the terminal device cannot continue with untreated downlink data in downlink data #1, the end
End equipment needs to handle complete downlink data #1 from the beginning, then, when apart from this after having handled downlink data #2
Between the feedback letter of downlink data #1 is sent on nearest available time quantum (that is, time quantum #4) after unit #9
Breath.
Similarly, if terminal device distance time quantum #9 after the time quantum #9 for having handled downlink data #1
Nearest time quantum be available time quantum, then the M2 time quantum be approximately equal to processing period #1 it is corresponding when
It is long;If the time quantum of terminal device distance time quantum #9 after the time quantum #9 for having handled downlink data #1
It is not available time quantum, then the M2 time quantum is greater than the corresponding duration of processing period #1.
Here the explanation being equal to for the explanation that is equal to situation #B is identical, for sake of simplicity, details are not described herein again.
Fig. 7 show another schematic diagram of the downlink transfer provided according to one embodiment of the application.As shown in fig. 7, with when
Gap is the basic unit for transmitting data, and the network equipment sends downlink data #1 on time slot #1 (that is, time quantum #1), also,
The feedback information of downlink data #1 is sent on time slot #5 (that is, time quantum #3) by DCI#1 instruction terminal equipment.With
Afterwards, the network equipment sends downlink data #2 on time slot #2 (that is, time quantum #2) again, also, is set by DCI#2 instruction terminal
The standby feedback information that downlink data #2 is sent on time slot #6 (that is, time quantum #5).But the terminal device is handled under this
Processing period #1 of row data #1 and the processing period #2 of processing downlink data #2 partially overlap, which is receiving
Processing downlink data #1, priority processing downlink data #2 can be suspended after downlink data #2, thus, so that the terminal device is not
Meeting has little time the feedback information that downlink data #1 is sent on time slot #5, however, it is possible to send under this on time slot #6
The feedback information of row data #2, ensure that the propagation delay time of downlink data #2.For downlink data #1, due to that cannot continue
Handle untreated downlink data #1, it is necessary to complete downlink data #1 is handled from the beginning, when needing to continue with processing
The identical duration of section #1, could substantially handle downlink data #1 on time slot #9 (that is, time quantum #9).Due to after time slot #9
The time slot #10 in face is nearest available time slot, and therefore, which can send downlink data #1 on time slot #10
Feedback information.
Certainly, if not being nearest available time quantum in the subsequent time slot #10 of time slot #9, that is, time slot #10 is by other
The transmission of data or information occupies, which can send under this on the nearest available time slot after time slot #10
The feedback information of row data #1.
In the embodiment of the present application, which can be sent on time quantum #4 for the terminal device in situation #2
According to #1 feedback information the case where, either above situation #2A or situation #2B, the network equipment can pass through the time
The ability that unit #1, the sequencing of time quantum #2 and terminal device continue with remaining downlink data determines that the terminal is set
Preparation gives the position (that is, time quantum #4) of the feedback information of downlink data #1 to which receiving on time quantum #4 should
The feedback information of downlink data #1.
In one possible implementation, if the network equipment know the terminal device can continue to handle it is remaining under
Row data, it is determined that time quantum #4 be time quantum #4 in situation #2A;If the network equipment knows the terminal device not
Remaining downlink data can be continued with, it is determined that time quantum #4 be time quantum #4 in situation #2B.No matter which kind of feelings
Condition, the network equipment can only detect once the feedback information that can receive downlink data #1.
In alternatively possible implementation, if the network equipment and being uncertain of whether the terminal device can continue to
Handle remaining downlink data, then can consider situation #2A and situation #2B simultaneously, that is, time quantum #4 in situation #2A and
It can all be detected on time quantum #4 in situation #2B, in order to be able to receive the feedback information of downlink data #1.
Existing 5G mobile communication system can be with the different types of data of simultaneous transmission, and different types of data are to mobile logical
The demand of letter system is different.Wherein, typical two kinds of data types are enhanced mobile broadband (enhanced mobile in 5G
Broadband, eMBB) data and highly reliable low time delay communicate (ultra reliable and low latency
Communications, URLLC) data.
Compared to eMBB data, URLLC data are high to delay requirement, in the embodiment of the present application, how mobile in 5G
Communication system reduces the propagation delay time of URLLC data, to improve the transmission performance and problem in need of consideration of data.
Since URLLC data are high to delay requirement, for what is sent on the time quantum #2 after time quantum #1
Downlink data #2, if downlink data #2 is URLLC data, priority processing downlink data #2 is helped to improve to delay requirement height
Data transmission performance.
Therefore, terminal device can determine whether priority processing downlink data #2 by the priority of downlink data.
For example, if the priority for the downlink data #2 that the terminal device determines is higher than the priority of downlink data #1, the terminal
Equipment pause processing downlink data #1, priority processing downlink data #2, execute the technical solution of method 200;If the downlink
The priority of data #2 is less than or equal to the priority of downlink data #1, then the terminal device continues with downlink data #
1, processing downlink data #2 is delayed, which is sent under this on the time quantum #3 that the network equipment is dispatched
The feedback information of row data #1 does not send the feedback letter of downlink data #2 on the time quantum #5 of network equipment scheduling
Breath.
The priority of downlink data mentioned here can be considered from reliability, transmission rate etc. to define lower line number
According to priority: if from the aspect of the time delay and reliability that data are transmitted, time delay is short and the priority of the data of high reliablity
Higher than when extend and the priority of the low data of reliability, for example, the priority of URLLC data is higher than the preferential of eMBB data
Grade.
In the embodiment of the present application, whether terminal device can determine the data class of downlink data based on terminal device
The case where type, is based respectively on mode 1 and mode 2 determines whether priority processing downlink data #2.
Mode 1
In the case where terminal device can determine the data type of downlink data, according to the data class of downlink data #1
Type and the data type of downlink data #2 determine the priority of downlink data #1 He downlink data #2, and then determine whether
Priority processing downlink data #2.
Wherein, data type, which can be eMBB, URLLC and mMTC etc., can distinguish the data type of performance requirement.
For example, consider that the priority of URLLC data can be higher than from the time delay of data transmission, reliability etc.
The priority of eMBB data.
For example, downlink data #1 is eMBB data, then downlink data #2's is preferential if downlink data #2 is URLLC data
Grade is higher than the priority of downlink data #1, then the terminal device can suspend processing downlink data #1, line number under priority processing
According to #2, the technical solution of method 200 is executed;If downlink data #1 be URLLC data, downlink data #2 be eMBB data, then under
The priority of row data #2 is lower than the priority of downlink data #1, then the terminal device continues with downlink data #1, delays place
Manage downlink data #2;If downlink data #1 and downlink data #2 are eMBB data, which can be continued with
Downlink data #1 delays processing downlink data #2, can also be based further on the business subtype priority processing of eMBB data
Downlink data #2, for example, downlink data #2 is in eMBB data if downlink data #1 is the file download data in eMBB data
Web browsing data, then can prioritize processing downlink data #2.
Based on foregoing description, table 1 show the data type of downlink data and the corresponding relationship of processing mode.
Table 1
In the embodiment of the present application, which can determine the data type of downlink data by various modes.
In one possible implementation, which can determine the data type of downlink data according to DCI.Example
Such as, which can temporarily identify (Radio according to the load (payload size) or wireless network carried in DCI
Network Tempory Identity, RNTI) it distinguishes;For another example the terminal device can also according in DCI for referring to
Show that the instruction information of data type directly determines the data type of downlink data.
In alternatively possible implementation, which can determine downlink data according to the attribute of downlink data
Data type.For example, the terminal device can determine the number of downlink data by the symbolic number of the PDSCH of bearing downlink data
According to type, it is assumed that the symbolic number of configuration one thresholding n, PDSCH are greater than n, then it is assumed that are eMBB data, otherwise it is assumed that being URLLC
Data.
In this way, the priority by considering first downstream data and second downstream data, in the preferential of second downstream data
Grade is higher than the priority of the first downstream data and the terminal device handles the processing period of the first downstream data and handles
In the case that the processing period of the second downstream data partially overlaps, so that the terminal device is not in the third of network equipment scheduling
Send the feedback information of the first downstream data on time quantum, but the priority processing second downstream data, reduce this
The processing delay of two downlink datas improves the transmission performance of the higher second downstream data of priority.
Mode 2
In the case where terminal device can not determine the data type of downlink data, system is it can be stated that in time quantum #
The priority of the downlink data #2 sent on 2 is higher than the priority of the downlink data #1 sent on time quantum #1.
In this fashion, the network equipment can be controlled by scheduling, so that terminal device is handling the lower line number
According to the processing period of #1 and in the case where partially overlapping the processing period for handling downlink data #2, on time quantum #2
The priority of the downlink data #2 sent is higher than the priority of the downlink data #1 sent on time quantum #1.
Specifically, with eMBB data and URLLC data instance, it is contemplated that requirement of the eMBB data to time delay is usually not so good as
Requirement of the URLLC data to time delay is high, when eMBB data reach after URLLC data, the network equipment can by scheduling,
The case where delay sends eMBB data to avoid terminal device occur while handling two kinds of data;Therefore, only when the lower line number
It is eMBB data according to #1, when downlink data #2 is URLLC data, since URLLC data cannot postpone to send, so, network
Equipment must send downlink data #2 in time, therefore, just will appear processing period #1 and processing period #2 partially overlaps
The case where.Therefore, system can specify that in the case where partially overlapping the appearance processing period, the downlink that the subsequent period reaches
The priority for the downlink data that the period that the priority of data is higher than front reaches.
However, it is desirable to which explanation, the priority based on two downlink datas that the rule of mode 2 determines may not be
The priority of actual downlink data.For example, if downlink data #1 data type and downlink data #2 data type all
It is URLLC data, the network equipment can all send both downlink datas in time, and based on the rule of mode 2, which can recognize
It is higher than downlink data #1 for the priority of downlink data #2, in fact, the priority of downlink data #1 and the downlink
The priority of data #2 is identical.But from realizing for angle, this mode is easily achieved.
It is limited as example, whether terminal device described above can determine the number of downlink data based on terminal device
The mode that priority processing downlink data #2 is determined whether according to the case where type, only schematically illustrates, and the embodiment of the present application is simultaneously
It is without being limited thereto.
For example, being used to indicate the finger of the priority of downlink data in the DCI that terminal device can be sent by the network equipment
Show that information determines the priority of downlink data #1 and downlink data #2, thus, the priority based on downlink data determines whether excellent
First handle downlink data #2.
More than, the wireless communication of one embodiment of the application is described in detail from the angle of downlink transfer in conjunction with Fig. 5 to Fig. 7
Method 200.In the following, in conjunction with Fig. 8, from the angle of uplink, to the method for the wireless communication of the application another embodiment
300 are described in detail.
In uplink, the network equipment needs to do upstream data coded treatment to before sending upstream data, handles
Upstream data is sent after complete.In a kind of communication scenes, terminal device required to send upstream data in former and later two periods,
In, terminal device, which has the processing period for the upstream data that former and later two periods needs are sent, to partially overlap, that is to say, that should
Terminal device does not complete the processing for the upstream data that the one before period needs to send also, it is necessary to which processing needs to send out in the next period
The upstream data sent.But the case where being overlapped for the processing period, the terminal device possibly can not handle two kinds of data simultaneously,
So that the transmission of two kinds of data can all be affected.
Therefore, the embodiment of the present application also provides a kind of method of wireless communication, transmitting uplink data is helped to improve
Performance.
Fig. 8 is the schematic interaction figure of the method 300 of another wireless communication provided by the embodiments of the present application.In the following, right
Each step of method 300 is described in detail.
In S310, the network equipment sends DCI#A (that is, an example of the 3rd DCI), which includes instruction information #A
(that is, an example of third instruction information), instruction information #A is used to indicate time quantum #A (that is, the one of the 6th time quantum
Example), time quantum #A is for carrying upstream data #A (that is, an example of the first upstream data), wherein upstream data #A's
The processing period #A (that is, an example of third processing period) and upstream data #B of processing are sent (that is, the one of the second upstream data
Example) transmission processing processing period #D (that is, an example of fourth process period) partially overlap, for carrying upstream data #B
Time quantum #B (that is, an example of the 7th time quantum) be located at after time quantum #A.
Specifically, the terminal device needs to send upstream data #A in the previous period, and it is possible to by being based on
The transmission mode of authorization sends upstream data #A, that is, the network equipment dispatches the terminal device in time list by DCI#A
Upstream data #A is sent on first #A;During the terminal device is handling upstream data #A, the terminal device is again
It needs to send upstream data #B, can also handle upstream data #B.In such cases, which handles line number on this
It can partially overlap with the processing period #B of processing upstream data #B according to processing period #A of #A.
Wherein, if upstream data #B is the data that the transmission mode based on authorization is sent, time quantum #B is net
Network equipment passes through the resource of DCI (for example, DCI#B) scheduling;If upstream data #B is sent based on the transmission mode for exempting from authorization
Data, then time quantum #B is the resource that the network equipment is configured by semi-static mode.
For uplink, be overlapped the period, the terminal device may require that more process resources (for example, computing resource,
Data cached resource etc.) handle two upstream datas, still, there is no enough resources to handle uplink number for the terminal device
According to such situation may be considered, which handles the process resource of upstream data #A and terminal device processing should
The process resource of upstream data #A clashes.In this way, the processing of two upstream datas can be made all to be affected, which is set
For no normal direction, the network equipment sends upstream data in time, affects the reliability of data transmission.
In order to solve the problems, such as the scene, one kind is possible to be achieved in that, needs to send line number on this in terminal device
In the case where #B, terminal device pause processing upstream data #A, so that it is guaranteed that upstream data #B can be handled in time.By
Suspended the processing to upstream data #A in terminal device, until upstream data #B processing complete, so as to cause terminal device without
Method sends data #A on time quantum #A in time, that is to say, that terminal device does not send upstream data # on time quantum #A
A。
Further, terminal device can will send the time retardation of upstream data #A to time quantum #C (that is, when the 8th
Between unit an example), as shown in S320.Wherein, time quantum #C is after time quantum #A.
In one possible implementation, terminal device can determine time quantum # according to the predefined rule of agreement
C, for example, a regular time length can be spaced between time quantum #C and time quantum #A, or one network in interval
Time span of the equipment to terminal equipment configuration.
For the network equipment, if not receiving upstream data #A on time quantum #A, then money can be dispatched
Source notifies the terminal device to carry out the re-transmission of upstream data #A, that is, notifies the terminal device on time quantum #C by DCI
Retransmit upstream data #A.Therefore, which can send upstream data #A on time quantum #C.
For upstream data #B, since the terminal device suspends processing upstream data A, which can be incited somebody to action
Resource reservation, which comes out, is used to handle the upstream data #B for needing to send later.
Non-limiting as example, which can also do parallel processing to upstream data #A and upstream data #B,
But during specific implementation, more process resources can be distributed and be used to handle upstream data #B.
If upstream data #B is the data sent based on the transmission mode for exempting from authorization, which is handling this
After upstream data #B, upstream data #B can be sent by the authorization resources of exempting from of pre-configuration.
If the upstream data is the data that the transmission mode based on authorization is sent, in one possible implementation,
S311, the network equipment send DCI#B (that is, an example of the 4th DCI), which includes instruction information #B (that is, the
An example of four instruction information), instruction information #B is used to indicate time quantum #B;
S330, the terminal device send upstream data #B on time quantum #B.
That is, as previously mentioned, the terminal device does not send the feedback of upstream data #A on time quantum #A
Information, it is meant that the terminal device does not complete the processing to upstream data #A, has suspended the processing to upstream data #A,
Process resource has been reserved to handle upstream data #B, therefore, which can be handled in time upstream data #B, and
And upstream data #B can be sent after being disposed on the time quantum #B of the scheduling of the network equipment.
Therefore, the method for wireless communication provided by the embodiments of the present application needs to need in the 6th time quantum in terminal device
It sends the first upstream data and needs to send the second uplink on the 7th time quantum being located at after the 6th time quantum
Data, also, the processing of the transmission processing of the processing period and second upstream data of the transmission processing of first upstream data
In the case that period partially overlaps, which does not send first upstream data on the 6th time quantum, but
First upstream data is sent on the 8th time quantum after the 6th time quantum, can make the terminal device will
It is unused for handling the process resource of first upstream data to handle second upstream data, improves the biography of the second upstream data
Defeated performance.
In view of how the transmission of a variety of different types of data preferably to be supported to need simultaneously in 5G mobile communication system
It asks, similar with downlink transfer, which can determine whether priority processing on this by considering the priority of upstream data
Row data #B.That is, if the priority for the upstream data #B that the terminal device determines is higher than the priority of upstream data #A,
The terminal device pause processing upstream data #A, priority processing upstream data #B, execute the technical solution of method 200;If
The priority of upstream data #B is less than or equal to the priority of upstream data #A, then the terminal device continues with the uplink
Data #A delays processing upstream data #B, which is sent out on the time quantum #A that the network equipment is dispatched
Give upstream data #A.
Therefore, in the embodiment of the present application, whether terminal device can determine upstream data based on terminal device
The case where data type, is based respectively on mode 3 and mode 4 determines whether priority processing upstream data #B.
Mode 3
In the case where terminal device can determine the data type of upstream data, according to the data class of upstream data #A
Type and the data type of upstream data #B determine the priority of upstream data #A He upstream data #B, and then determine whether
Priority processing upstream data #B.
If the priority of upstream data #B is higher than the priority of upstream data #A, terminal device pause processing should
Upstream data #A, priority processing upstream data #B execute the technical solution of method 300;If the priority of upstream data #B
Less than or equal to the priority of upstream data #A, then the terminal device continues with upstream data #A, delays and handles on this
Row data #B.
Wherein, time delay, reliability, transmission rate etc. that the priority of upstream data mentioned here can be transmitted from data
From the aspect of define the priority of downlink data, specifically describe can be with reference to retouching about the priority of data in uplink
It states, for sake of simplicity, details are not described herein again.
In one possible implementation, upstream data #A is eMBB data, and upstream data #B is URLLC number
According to.
That is, the priority of URLLC data is higher than the priority of eMBB data.
Supplement is needed exist for, if the data type phase of the data type of upstream data #A and upstream data #B
Together, the priority of data can be determined further by transmission mode.
Specifically, the priority for retransmitting data is higher than the priority for just passing data for the business datum of same type.It is right
It is transmitted in the uplink of the URLLC business data, it is therefore possible to use the mode for exempting from authorization just pass, and uses based on scheduling authorization
Mode is retransmitted.Therefore, in the identical situation of data type of two kinds of upstream datas, the transmission mode based on scheduling authorization
The priority of the data of transmission is higher than the priority of the data sent based on the transmission mode for exempting from authorization.
In the embodiment of the present application, which determines that the data type of upstream data can be determined with reference to downlink data
The mode of data type, for sake of simplicity, details are not described herein again.
In this way, the priority by considering the first upstream data and the second upstream data, in the preferential of the second upstream data
Grade is higher than the priority of first upstream data and the terminal device handles the processing period of first upstream data and handles
In the case that the processing period of second upstream data partially overlaps, so that second upstream data of terminal device priority processing,
The first uplink data are not sent on first time unit, to improve the transmission performance of the second upstream data.
Mode 4
In the case where terminal device can not determine the data type of downlink data, system is it can be stated that will be in the time
The priority of the upstream data #B sent on unit #B is higher than the preferential of the upstream data #A that will be sent on time quantum #A
Grade;In other words, the priority of the upstream data (that is, upstream data #B) of transmission demand rearward is higher than the forward uplink of transmission demand
The priority of data (that is, upstream data #A).
Which 4 is suitable for upstream data #A and upstream data #B and is all based on the number that the transmission mode of authorization is sent
According to.The reasons why with downlink transfer, is similar, and the network equipment can do appropriate regulation, so that terminal device is in processing upstream data #A
The processing period and handle upstream data #B the processing period partially overlap in the case where, the upper line number of transmission demand rearward
It is higher than the priority of the forward upstream data (that is, upstream data #A) of transmission demand according to the priority of (that is, upstream data #B).
Specifically, with eMBB data and URLLC data instance, consider eMBB data to the of less demanding of time delay, when
When eMBB data reach after URLLC data, the network equipment can make the time for sending eMBB data of scheduling single
Member delay, to avoid there is the case where two kinds of data of terminal device while processing;Therefore, only when upstream data #A is eMBB
Data, upstream data #B be URLLC data when, since URLLC data cannot postpone to send, so, the network equipment must and
When be upstream data #B scheduling time unit, in order to which the terminal device can be sent in time on the time quantum of scheduling
URLLC data.Therefore, it just will appear the case where processing period #A and processing period #B partially overlaps.Therefore, system can be with
Regulation: in the case where partially overlapping the appearance processing period, the priority of the upstream data of transmission demand rearward, which is higher than transmission, to be needed
The priority of upstream data before seeking refuge with.
However, it is desirable to which explanation, the priority based on two upstream datas that the rule of mode 4 determines may not be
The priority of actual upstream data.Specifically describe can in way of reference 2 associated description, for sake of simplicity, details are not described herein again.
You need to add is that if the priority of upstream data #A is higher than the priority of upstream data #B, and upstream data #B
It is the data that the transmission mode based on authorization is sent, which can not also reprocess upstream data #B, which sets
It is standby that upstream data #B is not received on the time quantum #B of scheduling, a DCI can be retransmited to the terminal device come again
Scheduling sends the resource of upstream data #B.
More than, in conjunction with the method that wireless communication provided by the embodiments of the present application is described in detail in Fig. 1 to Fig. 8, in the following, in conjunction with
Fig. 9 to Figure 12 describes the device of wireless communication provided by the embodiments of the present application, and technical characteristic described in embodiment of the method is same
Suitable for following Installation practice.
Fig. 9 shows the schematic block diagram of the device 400 of wireless communication provided by the embodiments of the present application.As shown in figure 9, should
Device 400 includes:
Receiving unit 410 includes the first instruction information for receiving the first Downlink Control Information DCI, the first DCI, should
First instruction information is used to indicate the feedback information that first downstream data is sent on third time quantum;
The receiving unit 410 is also used to, and receives first downstream data on first time unit;
The receiving unit 410 is also used to, and receives second downstream data on the second time quantum, the second time quantum position
After the first time unit, the first processing period of the reception processing of the first downstream data and the second downstream data
The second processing period for receiving processing partially overlaps;
Processing unit 420 and transmission unit 430, wherein
The processing unit 420 does not send first downlink for controlling the transmission unit 430 in the third time quantum
The feedback information of data.
Therefore, the device of wireless communication provided by the embodiments of the present application is sent on first time unit in the network equipment
First downstream data sends second downstream data, also, In on the second time quantum being located at after the first time unit
When device has the conflict of process resource, the device is on the time quantum (for example, third time quantum) that the network equipment is dispatched
The feedback information of the first downstream data is not sent, can make the device that will be unused for handling the processing of the first downstream data
Resource handles the second downstream data, reduces the propagation delay time of the second downstream data, to improve second downlink
The transmission performance of data.
In one possible implementation, the priority of the second downstream data is higher than the preferential of the first downstream data
Grade.
Therefore, the device of wireless communication provided by the embodiments of the present application, by considering first downstream data and the second downlink
The priority of data is higher than the priority of the first downstream data in the priority of second downstream data and device processing should
In the case that the processing period of first downstream data and the processing period for handling the second downstream data partially overlap, so that the dress
The feedback information that the first downstream data is not sent on the third time quantum of network equipment scheduling is set, but priority processing should
Second downstream data reduces the processing delay of the second downstream data, improves the higher second downstream data of priority
Transmission performance.
In one possible implementation, which is also used to:
The feedback information of the first downstream data is sent on the 4th time quantum, the 4th time quantum is located at the third
After time quantum.
In one possible implementation, it is spaced between the 4th time quantum and the end point of the second processing period
The duration of M1 time quantum, the M1 time quantum is overlapped more than or equal to the first processing period with the second processing period
Period corresponding duration, the M1 be positive integer;Or,
M2 time quantum, the M2 time are spaced between 4th time quantum and the end point of the second processing period
The duration of unit is greater than or equal to the first processing period corresponding duration, which is positive integer.
In one possible implementation, the receiving unit 410 and the processing unit 420 are also used to: being connect
After the receiving unit 410 receives the second downstream data, the processing unit 420 pause handles first downlink
Data.
In one possible implementation,
The receiving unit 410 is also used to:
The 2nd DCI is received, the 2nd DCI includes second indication information, which was used to indicate for the 5th time
Unit;
The transmission unit 430 is also used to:
The feedback information of the second downstream data is sent on the 5th time quantum.
The device 400 of the wireless communication can correspond to be retouched in (for example, can be configured at or be) above method 200 in itself
The terminal device stated, also, each module or unit are respectively used to execute in the above method 200 in the device 400 of the wireless communication
Each movement or treatment process performed by terminal device, here, in order to avoid repeating, description is omitted.
In the embodiment of the present application, which can be terminal device, and in such cases, which can wrap
Include: processor, transmitters and receivers, processor, transmitters and receivers communication connection, optionally, which further includes depositing
Reservoir, memory are connect with processor communication.Optionally, processor, memory, transmitters and receivers can communicate to connect,
The memory can be used for store instruction, which is used to execute the instruction of memory storage, to control transmitter transmission
Information or receiver receive signal.
In such cases, the receiving unit 410 in device 400 shown in Fig. 9 can correspond to the receiver, shown in Fig. 9
Processing unit 420 in device 400 can also correspond to the processor, and the transmission unit 430 in device 400 shown in Fig. 9 can be with
The corresponding transmitter.In another embodiment, transmitters and receivers can be realized by the same means transceiver.
In the embodiment of the present application, which can be chip (in other words, the chip system being mounted in terminal device
System), in this case, the device 400 may include: processor and input/output interface, processor can be connect by input and output
Mouth is connect with the transceiver communications of the network equipment, and optionally, which further includes memory, and memory and processor communication connect
It connects.Optionally, processor, memory and transceiver can communicate to connect, which can be used for store instruction, the processor
For executing the instruction of memory storage, information or signal are sent to control transceiver.
In this case, the receiving unit in device 400 shown in Fig. 9 can correspond to the input interface, device shown in Fig. 9
Processing unit in 400 can correspond to the processor, and the transmission unit in device 400 shown in Fig. 9 can correspond to the output and connect
Mouthful.
Figure 10 shows the schematic block diagram of the device 500 of wireless communication provided in an embodiment of the present invention.As shown in Figure 10,
The device 500 includes:
Transmission unit 510 includes the first instruction information for sending the first Downlink Control Information DCI, the first DCI, should
First instruction information is used to indicate the feedback information that first downstream data is sent on third time quantum;
The transmission unit 510 is also used to, and sends the 2nd DCI, and the 2nd DCI includes second indication information, second instruction
Information is used to indicate the feedback information that second downstream data is sent on the 5th time quantum;
The transmission unit 510 is also used to, and the first downstream data is sent on first time unit and in the second time list
The second downstream data is sent in member, which is located at after the first time unit;
Processing unit 520 and receiving unit 530, wherein
The processing unit 520 does not receive first downlink for controlling the receiving unit 530 on the third time quantum
The feedback information of data;
The receiving unit 530 is also used to, and the feedback information of the second downstream data is received on the 5th time quantum.
Therefore, the device of wireless communication provided by the embodiments of the present application sends in the device on first time unit
One downlink data sends second downstream data on the second time quantum being located at after the first time unit, also, at end
When end equipment has the conflict of process resource, the time quantum that the terminal device can be made to dispatch in the network equipment is (for example,
Three time quantums) on do not send the feedback information of the first downstream data so that the terminal device will be unused for processing should
The process resource of first downstream data handles the second downstream data, reduces the propagation delay time of the second downstream data, from
And improve the transmission performance of the second downstream data.
In one possible implementation, the priority of the second downstream data is higher than the preferential of the first downstream data
Grade.
Therefore, the device of wireless communication provided by the embodiments of the present application, by considering first downstream data and the second downlink
The priority of data, second downstream data priority be higher than the first downstream data priority and the terminal device at
In the case that the processing period for managing the first downstream data and the processing period for handling the second downstream data partially overlap, so that
The terminal device does not send the feedback information of the first downstream data on the third time quantum of device scheduling, but preferential
The second downstream data is handled, the processing delay of the second downstream data is reduced, improves higher second downlink of priority
The transmission performance of data.
In one possible implementation, which is also used to:
The feedback information of the first downstream data is received on the 4th time quantum, the 4th time quantum is located at the third
After time quantum.
In one possible implementation, which is characterized in that
Between between the end point of the second processing period of the reception processing of 4th time quantum and the second downstream data
Every M1 time quantum, the duration of the M1 time quantum is greater than or equal to the first processing period and second processing period weight
The period of conjunction corresponding duration, the M1 are positive integer;Or,
Between between the end point of the second processing period of the reception processing of 4th time quantum and the second downstream data
Every M2 time quantum, the duration of the M2 time quantum is greater than or equal to the first processing period corresponding duration, which is
Positive integer.
The device 500 of the wireless communication can correspond to be retouched in (for example, can be configured at or be) above method 200 in itself
The network equipment stated, also, each module or unit are respectively used to execute in the above method 200 in the device 500 of the wireless communication
Each movement or treatment process performed by the network equipment, here, in order to avoid repeating, description is omitted.
In the embodiment of the present application, which can be the network equipment, and in such cases, which can wrap
Include: processor, transmitters and receivers, processor, transmitters and receivers communication connection, optionally, which further includes depositing
Reservoir, memory are connect with processor communication.Optionally, processor, memory, transmitters and receivers can communicate to connect,
The memory can be used for store instruction, which is used to execute the instruction of memory storage, to control transmitter transmission
Information or receiver receive signal.
In such cases, the transmission unit 510 in device 500 shown in Fig. 10 can correspond to the transmitter, shown in Figure 10
Device 500 in processing unit 520 can correspond to the processor, the receiving unit 530 in device 500 shown in Fig. 10 can be with
The corresponding receiver.In another embodiment, transmitters and receivers can be realized by the same means transceiver.
In the embodiment of the present application, which can be chip (in other words, the chip system being mounted in the network equipment
System), in this case, the device 500 may include: processor and input/output interface, processor can be connect by input and output
Mouth is connect with the transceiver communications of the network equipment, and optionally, which further includes memory, and memory and processor communication connect
It connects.Optionally, processor, memory and transceiver can communicate to connect, which can be used for store instruction, the processor
For executing the instruction of memory storage, information or signal are sent to control transceiver.
In this case, the transmission unit 510 in device 500 shown in Fig. 10 can correspond to the output interface, shown in Figure 10
Device 500 in processing unit 520 can correspond to the processor, the receiving unit 530 in device 500 shown in Fig. 10 can be with
The corresponding output interface.
Figure 11 shows the schematic block diagram of the device 600 of wireless communication provided in an embodiment of the present invention.As shown in figure 11,
The device 600 includes:
Receiving unit 610, for receiving third Downlink Control Information DCI, the 3rd DCI includes third instruction information, should
Third instruction information, which is used to indicate, sends the first upstream data on the 6th time quantum, wherein the hair of first upstream data
The third processing period of processing and the fourth process period of the transmission processing of second upstream data is sent to partially overlap, for sending
7th time quantum of second upstream data is located at after the 6th time quantum;
Transmission unit 620, for sending first upstream data on the 8th time quantum, the 8th time quantum is located at
After 6th time quantum.
Therefore, the device of wireless communication provided by the embodiments of the present application needs to need to send out in the 6th time quantum in device
It send the first upstream data and needs to send the second upstream data on the 7th time quantum being located at after the 6th time quantum,
Also, the processing period portion of the transmission processing of the processing period and second upstream data of the transmission processing of first upstream data
Divide in the case where being overlapped, which does not send first upstream data on the 6th time quantum, but is being located at the 6th
Send first upstream data on the 8th time quantum after time quantum, can make the device will be unused for handling this
The process resource of one upstream data handles second upstream data, improves the transmission performance of the second upstream data.
In one possible implementation, the priority of second upstream data is higher than the preferential of first upstream data
Grade.
Therefore, the device of wireless communication provided by the embodiments of the present application, by considering the first upstream data and the second uplink
The priority of data, the second upstream data priority be higher than first upstream data priority and the terminal device at
In the case that the processing period for managing first upstream data and the processing period for handling second upstream data partially overlap, so that
The assembly first handles the second upstream data, does not send the first uplink data on first time unit, to improve the
The transmission performance of two upstream datas.
In one possible implementation, which is the data of enhanced mobile bandwidth eMBB business,
Second upstream data is the data of highly reliable low time delay URLLC business.
In one possible implementation,
The receiving unit 610 is also used to:
The 4th DCI is received, the 4th DCI includes the 4th instruction information, when the 4th instruction information is used to indicate the 7th
Between unit;
The transmission unit 620 is also used to:
Second upstream data is sent on the 7th time quantum.
The device 600 of the wireless communication can correspond to be retouched in (for example, can be configured at or be) above method 300 in itself
The terminal device stated, also, each module or unit are respectively used to execute in the above method 300 in the device 600 of the wireless communication
Each movement or treatment process performed by terminal device, here, in order to avoid repeating, description is omitted.
In the embodiment of the present application, which can be terminal device, and in such cases, which can wrap
Include: processor, transmitters and receivers, processor, transmitters and receivers communication connection, optionally, which further includes depositing
Reservoir, memory are connect with processor communication.Optionally, processor, memory, transmitters and receivers can communicate to connect,
The memory can be used for store instruction, which is used to execute the instruction of memory storage, to control transmitter transmission
Information or receiver receive signal.
In such cases, the receiving unit 610 in device 600 shown in Figure 11 can correspond to the receiver, figure, shown in 1
Device 600 in transmission unit 620 can correspond to the transmitter.In another embodiment, transmitters and receivers can be with
It is realized by the same means transceiver.
In the embodiment of the present application, which can be chip (in other words, the chip system being mounted in terminal device
System), in this case, the device 600 may include: processor and input/output interface, processor can be connect by input and output
Mouth is connect with the transceiver communications of terminal device, and optionally, which further includes memory, and memory and processor communication connect
It connects.Optionally, processor, memory and transceiver can communicate to connect, which can be used for store instruction, the processor
For executing the instruction of memory storage, information or signal are sent to control transceiver.
In this case, the receiving unit 610 in device 600 shown in Figure 11 can correspond to the input interface, shown in Figure 11
Device 600 in transmission unit 620 can correspond to the output interface.
Figure 12 shows the schematic block diagram of the device 700 of wireless communication provided in an embodiment of the present invention.As shown in figure 12,
The device 700 includes:
Transmission unit 710, for sending third Downlink Control Information DCI, the 3rd DCI includes third instruction information, should
Third instruction information is used to indicate the 6th time quantum, and the 6th time quantum is for carrying the first upstream data;
Receiving unit 720, for receiving first upstream data on the 8th time quantum, the 8th time quantum is located at
After 6th time quantum.
In one possible implementation, first upstream data transmission processing third processing the period and this second
The fourth process period of the transmission processing of upstream data partially overlaps, for sending the 7th time quantum of second upstream data
After the 6th time quantum.
Therefore, the device of wireless communication provided by the embodiments of the present application needs to need in the 6th time quantum in terminal device
It sends the first upstream data and needs to send the second uplink on the 7th time quantum being located at after the 6th time quantum
Data, also, the processing of the transmission processing of the processing period and second upstream data of the transmission processing of first upstream data
In the case that period partially overlaps, which does not send first upstream data on the 6th time quantum, but
First upstream data is sent on the 8th time quantum after the 6th time quantum, can make the terminal device will
It is unused for handling the process resource of first upstream data to handle second upstream data, improves the biography of the second upstream data
Defeated performance.
In one possible implementation, the priority of second upstream data is higher than the preferential of first upstream data
Grade.
Therefore, the device of wireless communication provided by the embodiments of the present application, by considering the first upstream data and the second uplink
The priority of data, the second upstream data priority be higher than first upstream data priority and the terminal device at
In the case that the processing period for managing first upstream data and the processing period for handling second upstream data partially overlap, so that
Second upstream data of terminal device priority processing, does not send the first uplink data, to improve on first time unit
The transmission performance of second upstream data.
In one possible implementation, which is the data of enhanced mobile bandwidth eMBB business,
Second upstream data is the data of highly reliable low time delay URLLC business.
In one possible implementation,
The transmission unit 710 is also used to:
The 4th DCI is sent, the 4th DCI includes the 4th instruction information, when the 4th instruction information is used to indicate the 7th
Between unit;
The receiving unit 720 is also used to:
Second upstream data is received on the 7th time quantum.
The device 700 of the wireless communication can correspond to be retouched in (for example, can be configured at or be) above method 300 in itself
The network equipment stated, also, each module or unit are respectively used to execute in the above method 300 in the device 700 of the wireless communication
Each movement or treatment process performed by the network equipment, here, in order to avoid repeating, description is omitted.
In the embodiment of the present application, which can be the network equipment, and in such cases, which can wrap
Include: processor, transmitters and receivers, processor, transmitters and receivers communication connection, optionally, which further includes depositing
Reservoir, memory are connect with processor communication.Optionally, processor, memory, transmitters and receivers can communicate to connect,
The memory can be used for store instruction, which is used to execute the instruction of memory storage, to control transmitter transmission
Information or receiver receive signal.
In such cases, the transmission unit 710 in device 700 shown in Figure 12 can correspond to the transmitter, shown in Figure 12
Device 700 in receiving unit 720 can correspond to the receiver.In another embodiment, transmitters and receivers can be with
It is realized by the same means transceiver.
In the embodiment of the present application, which can be chip (in other words, the chip system being mounted in the network equipment
System), in this case, the device 700 may include: processor and input/output interface, processor can be connect by input and output
Mouth is connect with the transceiver communications of the network equipment, and optionally, which further includes memory, and memory and processor communication connect
It connects.Optionally, processor, memory and transceiver can communicate to connect, which can be used for store instruction, the processor
For executing the instruction of memory storage, information or signal are sent to control transceiver.
In this case, the transmission unit 710 in device 700 shown in Figure 12 can correspond to the output interface, shown in Figure 12
Device 700 in receiving unit 720 can correspond to the output interface.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
Scope of the present application.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) execute each embodiment the method for the application all or part of the steps.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), arbitrary access are deposited
The various media that can store program code such as reservoir (Random Access Memory, RAM), magnetic or disk.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain
Lid is within the scope of protection of this application.Therefore, the protection scope of the application should be based on the protection scope of the described claims.
Claims (22)
1. a kind of method of wireless communication, which is characterized in that the described method includes:
Receiving the first Downlink Control Information DCI, the first DCI includes the first instruction information, and the first instruction information is used for
Indicate the feedback information that first downstream data is sent on third time quantum;
First downstream data is received on first time unit;
Receive second downstream data on the second time quantum, second time quantum be located at the first time unit it
Afterwards, the second of the reception processing of the first processing period and second downstream data of the reception processing of the first downstream data
The processing period partially overlaps;
On the third time quantum, the feedback information of the first downstream data is not sent.
2. the method according to claim 1, wherein the priority of the second downstream data is higher than described first
The priority of downlink data.
3. method according to claim 1 or 2, which is characterized in that the method also includes:
Send the feedback information of the first downstream data on the 4th time quantum, the 4th time quantum is located at described the
After three time quantums.
4. according to the method described in claim 3, it is characterized in that,
M1 time quantum is spaced between 4th time quantum and the end point of the second processing period, at described M1
Between the duration of unit be greater than or equal to the first processing period corresponding with the period that the second processing period is overlapped duration,
The M1 is positive integer;Or,
M2 time quantum is spaced between 4th time quantum and the end point of the second processing period, at described M2
Between the duration of unit be greater than or equal to the first processing period corresponding duration, the M2 is positive integer.
5. method according to claim 1 to 4, which is characterized in that the method also includes:
After receiving the second downstream data, pause handles the first downstream data.
6. according to the method described in claim 5, it is characterized in that, the method also includes:
The 2nd DCI is received, the 2nd DCI includes second indication information, and the second indication information was used to indicate for the 5th time
Unit;
The feedback information of the second downstream data is sent on the 5th time quantum.
7. a kind of method of wireless communication, which is characterized in that the described method includes:
Sending the first Downlink Control Information DCI, the first DCI includes the first instruction information, and the first instruction information is used for
Indicate the feedback information that first downstream data is sent on third time quantum;
The 2nd DCI is sent, the 2nd DCI includes second indication information, and the second indication information is used to indicate at the 5th
Between the feedback information of second downstream data is sent on unit;
Line number under sending the first downstream data on first time unit and sending described second on the second time quantum
According to second time quantum is located at after the first time unit;
The feedback information of the first downstream data is not received on the third time quantum;
The feedback information of the second downstream data is received on the 5th time quantum.
8. the method according to the description of claim 7 is characterized in that the priority of the second downstream data is higher than described first
The priority of downlink data.
9. method according to claim 7 or 8, which is characterized in that the method also includes:
Receive the feedback information of the first downstream data on the 4th time quantum, the 4th time quantum is located at described the
After three time quantums.
10. according to the method described in claim 9, it is characterized in that,
Between between the end point of the second processing period of the reception processing of 4th time quantum and the second downstream data
Every M1 time quantum, the duration of the M1 time quantum is greater than or equal to the first processing period and the second processing
The period corresponding duration that period is overlapped, the M1 are positive integer;Or,
Between between the end point of the second processing period of the reception processing of 4th time quantum and the second downstream data
Every M2 time quantum, the duration of the M2 time quantum is greater than or equal to the first processing period corresponding duration, institute
Stating M2 is positive integer.
11. a kind of device of wireless communication, which is characterized in that described device includes:
Receiving unit, for receiving the first Downlink Control Information DCI, the first DCI includes the first instruction information, and described first
Indicate that information is used to indicate the feedback information that first downstream data is sent on third time quantum;
The receiving unit is also used to, and receives first downstream data on first time unit;
The receiving unit is also used to, and second downstream data is received on the second time quantum, and second time quantum is located at
After the first time unit, the first processing period of the reception processing of the first downstream data and the second lower line number
According to reception processing the second processing period partially overlap;
Processing unit and transmission unit, wherein
The processing unit is for controlling the transmission unit in the third time quantum, line number under not sending described first
According to feedback information.
12. device according to claim 11, which is characterized in that the priority of the second downstream data is higher than described the
The priority of one downlink data.
13. device according to claim 11 or 12, which is characterized in that the transmission unit is also used to:
Send the feedback information of the first downstream data on the 4th time quantum, the 4th time quantum is located at described the
After three time quantums.
14. device according to claim 13, which is characterized in that
M1 time quantum is spaced between 4th time quantum and the end point of the second processing period, at described M1
Between the duration of unit be greater than or equal to the first processing period corresponding with the period that the second processing period is overlapped duration,
The M1 is positive integer;Or,
M2 time quantum is spaced between 4th time quantum and the end point of the second processing period, at described M2
Between the duration of unit be greater than or equal to the first processing period corresponding duration, the M2 is positive integer.
15. device described in any one of 1 to 14 according to claim 1, which is characterized in that the receiving unit and the processing
Unit is also used to: being connect
After the receiving unit receives the second downstream data, the lower line number of the processing unit pause processing described first
According to.
16. device according to claim 15, which is characterized in that
The receiving unit is also used to:
The 2nd DCI is received, the 2nd DCI includes second indication information, and the second indication information was used to indicate for the 5th time
Unit;
The transmission unit is also used to:
The feedback information of the second downstream data is sent on the 5th time quantum.
17. a kind of device of wireless communication, which is characterized in that described device includes:
Transmission unit, for sending the first Downlink Control Information DCI, the first DCI includes the first instruction information, and described first
Indicate that information is used to indicate the feedback information that first downstream data is sent on third time quantum;
The transmission unit is also used to, and sends the 2nd DCI, and the 2nd DCI includes second indication information, the second instruction letter
Breath is used to indicate the feedback information that second downstream data is sent on the 5th time quantum;
The transmission unit is also used to, and the first downstream data is sent on first time unit and on the second time quantum
The second downstream data is sent, second time quantum is located at after the first time unit;
Processing unit and receiving unit, wherein
The processing unit is for controlling line number under the receiving unit does not receive described first on the third time quantum
According to feedback information;
The receiving unit is also used to, and the feedback information of the second downstream data is received on the 5th time quantum.
18. device according to claim 17, which is characterized in that the priority of the second downstream data is higher than described the
The priority of one downlink data.
19. device described in 7 or 18 according to claim 1, which is characterized in that the receiving unit is also used to:
Receive the feedback information of the first downstream data on the 4th time quantum, the 4th time quantum is located at described the
After three time quantums.
20. device according to claim 19, which is characterized in that
Between between the end point of the second processing period of the reception processing of 4th time quantum and the second downstream data
Every M1 time quantum, the duration of the M1 time quantum is greater than or equal to the first processing period and the second processing
The period corresponding duration that period is overlapped, the M1 are positive integer;Or,
Between between the end point of the second processing period of the reception processing of 4th time quantum and the second downstream data
Every M2 time quantum, the duration of the M2 time quantum is greater than or equal to the first processing period corresponding duration, institute
Stating M2 is positive integer.
21. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has computer journey
Sequence, when the computer program is run on computers, so that the computer is executed as any one in claims 1 to 10
Method described in.
22. a kind of chip system, which is characterized in that the chip system includes:
Memory: for storing instruction;
Processor, for described instruction to be called and run from the memory, so that being equipped with the communication of the chip system
Equipment executes the method as described in any one of claims 1 to 10.
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CN201810450930.5A CN110474738A (en) | 2018-05-11 | 2018-05-11 | A kind of method and apparatus of wireless communication |
PCT/CN2019/086351 WO2019214703A1 (en) | 2018-05-11 | 2019-05-10 | Method and device for radio communication |
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CN201810450930.5A CN110474738A (en) | 2018-05-11 | 2018-05-11 | A kind of method and apparatus of wireless communication |
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US20160338052A1 (en) * | 2015-05-13 | 2016-11-17 | Samsung Electronics Co., Ltd. | Method and apparatus for feedback in mobile communication system |
WO2017133212A1 (en) * | 2016-02-02 | 2017-08-10 | 华为技术有限公司 | Method for detecting downlink control information, and method and device for transmitting downlink control information |
CN107231218A (en) * | 2016-03-25 | 2017-10-03 | 电信科学技术研究院 | A kind of ACK/NACK feedback methods and relevant device |
CN107734680A (en) * | 2016-08-12 | 2018-02-23 | 中兴通讯股份有限公司 | A kind of method and device, method and device of receive information for transmitting information |
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2018
- 2018-05-11 CN CN201810450930.5A patent/CN110474738A/en active Pending
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2019
- 2019-05-10 WO PCT/CN2019/086351 patent/WO2019214703A1/en active Application Filing
Patent Citations (4)
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US20160338052A1 (en) * | 2015-05-13 | 2016-11-17 | Samsung Electronics Co., Ltd. | Method and apparatus for feedback in mobile communication system |
WO2017133212A1 (en) * | 2016-02-02 | 2017-08-10 | 华为技术有限公司 | Method for detecting downlink control information, and method and device for transmitting downlink control information |
CN107231218A (en) * | 2016-03-25 | 2017-10-03 | 电信科学技术研究院 | A kind of ACK/NACK feedback methods and relevant device |
CN107734680A (en) * | 2016-08-12 | 2018-02-23 | 中兴通讯股份有限公司 | A kind of method and device, method and device of receive information for transmitting information |
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