WO2021088795A1 - Harq-ack反馈信息的传输方法和设备 - Google Patents
Harq-ack反馈信息的传输方法和设备 Download PDFInfo
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- WO2021088795A1 WO2021088795A1 PCT/CN2020/126123 CN2020126123W WO2021088795A1 WO 2021088795 A1 WO2021088795 A1 WO 2021088795A1 CN 2020126123 W CN2020126123 W CN 2020126123W WO 2021088795 A1 WO2021088795 A1 WO 2021088795A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
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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
- H04L5/003—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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
Definitions
- the embodiments of the present invention relate to the field of communications, and in particular to a method and device for transmitting hybrid automatic repeat request-acknowledge (Hybrid Automatic Repeat request-Acknowledge, HARQ-ACK) feedback information.
- Hybrid Automatic Repeat request-Acknowledge Hybrid Automatic Repeat request-Acknowledge, HARQ-ACK
- network equipment can use semi-persistent scheduling (SPS) to continuously allocate certain resources to terminal equipment for The terminal equipment performs periodic service transmission.
- SPS semi-persistent scheduling
- the network device can configure a certain parameter value (dl-DataToUL-ACK) for the terminal device through high-level parameters for the terminal device to perform HARQ-ACK feedback, and this parameter value is used for each subsequent unlicensed HARQ-ACK feedback of the physical downlink shared channel (Physical Downlink Shared Channel, PDSCH).
- dl-DataToUL-ACK the physical downlink shared channel
- PDSCH Physical Downlink Shared Channel
- the terminal device When the terminal device is configured with a shorter period of SPS configuration, it is difficult to avoid the HARQ-ACK feedback of the SPS configuration from conflicting with unavailable resources, which may cause the HARQ-ACK transmission to fail.
- the purpose of the embodiments of the present invention is to provide a HARQ-ACK feedback information transmission method and device to solve the problem of HARQ-ACK transmission failure caused by the conflict between the physical channel carrying the HARQ-ACK feedback information and unavailable resources.
- a method for transmitting HARQ-ACK feedback information is provided, the method is executed by a terminal device, and the method includes:
- the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- a method for transmitting HARQ-ACK feedback information is provided, the method is executed by a network device, and the method includes:
- the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- a terminal device in a third aspect, includes:
- the resource determination module is configured to determine the target available resource after the first resource if the transmission direction of the symbol set of the time slot where the first resource of the physical channel is in conflict with the transmission direction of the symbol set of the target time slot,
- the physical channel is used to carry HARQ-ACK feedback information, and the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS;
- a sending module configured to send the physical channel through the target available resource
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- a network device in a fourth aspect, includes:
- the resource determination module is configured to determine the target available resource after the first resource if the transmission direction of the symbol set of the time slot where the first resource of the physical channel is in conflict with the transmission direction of the symbol set of the target time slot,
- the physical channel is used to carry HARQ-ACK feedback information, and the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS;
- a receiving module configured to receive the physical channel through the target available resource
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- a terminal device in a fifth aspect, includes a processor, a memory, and a computer program that is stored on the memory and can run on the processor.
- the computer program When the computer program is executed by the processor, The steps of the HARQ-ACK feedback information transmission method as described in the first aspect are implemented.
- a network device in a sixth aspect, includes a processor, a memory, and a computer program that is stored on the memory and can run on the processor.
- the computer program When the computer program is executed by the processor, Implement the steps of the HARQ-ACK feedback information transmission method as described in the second aspect.
- a computer-readable storage medium is provided, and a computer program is stored on the computer-readable storage medium.
- the computer program is executed by a processor, the HARQ-ACK as described in the first and second aspects is implemented. The steps of the feedback information transmission method.
- the terminal device can determine the availability of the aforementioned resources. Resource, and send the physical channel carrying the HARQ-ACK feedback information through the available resource.
- the embodiment of the present invention provides a solution for the processing mechanism of the terminal device when resources conflict, which is convenient for realizing the timely transmission of HARQ-ACK feedback information and improves the effectiveness of communication.
- Fig. 1 is a schematic flowchart of a method for transmitting HARQ-ACK feedback information according to an embodiment of the present invention
- Fig. 2 is a schematic diagram of a specific application of a HARQ-ACK feedback information transmission method according to an embodiment of the present invention
- FIG. 3 is a schematic flowchart of a method for transmitting HARQ-ACK feedback information according to another embodiment of the present invention.
- Fig. 4 is a schematic structural diagram of a terminal device according to an embodiment of the present invention.
- Figure 5 is a schematic structural diagram of a network device according to an embodiment of the present invention.
- Fig. 6 is a schematic structural diagram of a terminal device according to another embodiment of the present invention.
- Fig. 7 is a schematic structural diagram of a network device according to another embodiment of the present invention.
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- LTE Time Division Duplex
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- terminal equipment may include, but is not limited to, a mobile station (Mobile Station, MS), a mobile terminal (Mobile Terminal), a mobile phone (Mobile Telephone), a user equipment (User Equipment, UE), and a mobile phone (handset).
- the terminal equipment can communicate with one or more core networks through a radio access network (Radio Access Network, RAN), for example, the terminal equipment can be a mobile phone (or It is called a "cellular" phone), a computer with wireless communication function, etc.
- the terminal device can also be a portable, pocket-sized, handheld, built-in computer or vehicle-mounted mobile device.
- a network device is a device deployed in a wireless access network to provide wireless communication functions for terminal devices.
- the network device may be a base station, and the base station may include various forms of macro base stations, micro base stations, relay stations, and access points.
- the names of devices with base station functions may be different.
- an LTE network it is called an evolved NodeB (evolved NodeB, eNB, or eNodeB)
- eNB evolved NodeB
- 3G Third Generation
- Node B Node B
- Network equipment, etc. the terms used do not constitute a restriction.
- an embodiment of the present invention provides a HARQ-ACK feedback information transmission method 100.
- the method can be executed by a terminal device.
- the method can be executed by software or hardware installed on the terminal device.
- the method includes the following steps:
- the foregoing HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS; the physical channel is used to carry the HARQ-ACK feedback information.
- K1 dl-DataToUL-ACK
- the resources mentioned in the various embodiments of this specification may refer to time units such as time slots (slots) and symbols.
- time slots are often used as examples in subsequent embodiments. Introduction.
- the transmission direction of the symbol set of the time slot may include uplink (UL), downlink (DL), or flexible (flexible).
- the transmission direction of the symbol set of the target time slot may be the transmission direction of the symbol set of the time slot that the terminal device can use to send HARQ-ACK feedback information.
- the transmission direction of the symbol set of the target time slot is uplink; of course, in some other embodiments, the transmission direction of the symbol set of the target time slot may also include flexibility.
- the symbol set mentioned here can specifically refer to the symbols occupied by the above physical channel in a time slot.
- a time slot includes 14 symbols, and the above physical channel occupies the 9th to 14th symbols.
- the symbol set of can be the 9th to 14th symbols above.
- the transmission direction of the symbol set of the time slot where the first resource is mentioned here conflicts with the transmission direction of the symbol set of the target time slot. It can be the transmission direction of the symbol set of the time slot where the first resource is located and the symbol of the target time slot.
- the transmission direction of the set is inconsistent.
- the transmission direction of the symbol set of the target time slot is uplink
- the transmission direction of the symbol set of the time slot where the first resource is located is downlink or flexible.
- the transmission direction of the symbol set of the time slot where the first resource is located does not conflict with the transmission direction of the symbol set of the target time slot, that is, the transmission direction of the symbol set of the time slot where the first resource is located It is consistent with the transmission direction of the symbol set of the target time slot.
- the transmission direction of the symbol set of the target time slot is uplink
- the transmission direction of the symbol set of the time slot where the first resource is located is also uplink.
- the terminal device may directly bear the physical channel for sending HARQ-ACK feedback information through the first resource.
- the foregoing physical channel is used to carry HARQ-ACK feedback information, and may be a physical uplink control channel (Physical Uplink Control Channel, PUCCH) or a physical uplink shared channel (Physical Uplink Shared Channel, PUSCH).
- PUCCH Physical Uplink Control Channel
- PUSCH Physical Uplink Shared Channel
- the first resource is time slot n+3, and the transmission direction of the symbol set of time slot n+3 is downlink.
- the terminal device cannot send uplink information through the first resource (HARQ-ACK feedback). Information), the terminal device can determine the available resources after the first resource.
- time slot n+4 is a self-contained time slot, assuming that it is not an available time slot; time slot n+5 is an uplink time slot, which is an available time slot; time slot n+6 is also an uplink time slot, which is also an available time slot Gap.
- resources that conflict with the transmission direction of the symbol set of the target time slot may be referred to as unavailable resources, and resources that do not conflict with the transmission direction of the symbol set of the target time slot may be referred to as available resources.
- the terminal device may determine the first available resource after the first resource as the target available resource, for example, as shown in FIG. In 2 the time slot n+5 is determined as the target available time slot.
- the target available resource mentioned in this specification may be the available resource for transmitting the physical channel carrying the HARQ-ACK feedback information.
- the transmission direction of the symbol set of the time slot of the target available resource does not conflict with the transmission direction of the symbol set of the target time slot.
- the transmission direction of the symbol set of the time slot of the target available resource is the same as the symbol set of the target time slot.
- the transmission direction is the same, and they are all uplink resources.
- S104 Send the physical channel carrying the HARQ-ACK feedback information through the target available resource.
- the target available resource is time slot n+5, and the terminal device can send the physical channel carrying the HARQ-ACK feedback information through the corresponding symbol in the time slot n+5.
- the terminal device can determine the available resources after the above resources , And send the physical channel carrying the HARQ-ACK feedback information through the available resources.
- the embodiment of the present invention provides a solution for the processing mechanism of the terminal device when resources conflict, which is convenient for realizing the timely transmission of HARQ-ACK feedback information and improves the effectiveness of communication.
- the embodiment of the present invention is particularly suitable for the situation where multiple SPS configurations are configured in the NR system, and the HARQ-ACK feedback resource is prone to conflict, especially the time division duplex TDD slot format configuration of the downlink heavy service.
- the terminal device may sequentially determine the resources after the first resource until the available resource is found.
- the first resource is time slot n+3, and the terminal device first determines whether time slot n+4 is an available time slot.
- time slot n+4 is a self-contained time slot. If a time slot is available, continue to determine whether time slot n+5 is an available time slot.
- time slot n+5 is an available time slot, and the terminal device can determine time slot n+5 as a target available time slot (That is, the target available resources mentioned above).
- the target available resource after the first resource is determined may specifically be: determining the target available resource after the first resource according to the first parameter in the feedback timing set; where , The feedback timing set is configured by a higher layer.
- the foregoing feedback timing set may also be referred to as a set of HARQ-ACK timing values
- the HARQ-ACK timing value is a parameter in the set
- the first parameter is a HARQ-ACK timing value in the set of HARQ-ACK timing values.
- the network device can configure a dedicated HARQ-ACK timing value set for the terminal device through RRC signaling.
- the set contains multiple HARQ-ACK timing values, which are called K1 values.
- K1 can be
- the time slot is a unit. Therefore, this embodiment can also be referred to as a feedback timing set corresponding to the PDSCH configured by the SPS.
- the terminal device may also determine the first resource of the physical channel carrying the HARQ-ACK feedback information according to the second parameter in the feedback timing set.
- the second parameter is a HARQ-ACK timing value in the set of HARQ-ACK timing values.
- the feedback timing set is ⁇ 1,2,3,4,5 ⁇
- the second parameter is 3
- the first parameter may be greater than the second parameter, for example, the first parameter is 4 or 5.
- the terminal device since the first parameter is greater than the second parameter, this will provide the terminal device with sufficient processing time (that is, the time for processing the PDSCH) to avoid the terminal device having not completed the PDSCH when the target available resources are determined.
- the processing is convenient to realize the effective transmission of HARQ-ACK feedback information and improve the effectiveness of communication.
- the aforementioned first parameter in the feedback timing set is used to determine that the target after the first resource is available
- the resource includes: sequentially determining the transmission direction of the symbol set of the time slot of the resource corresponding to the first parameter according to the ordering of the plurality of first parameters, until it is determined that the physical channel carrying the HARQ-ACK feedback information is available Resource, the available resource does not conflict with the transmission direction of the symbol set of the target time slot.
- this embodiment may sequentially determine whether the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter is located conflicts with the transmission direction of the symbol set of the target time slot, until it is determined that the HARQ-ACK feedback is carried.
- the available resources of the physical channel of information may be sequentially determined whether the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter is located.
- the resource corresponding to the first parameter is determined to be the target available resource.
- the terminal device may also determine the ordering of the multiple first parameters.
- the order of the multiple first parameters may be from small to large.
- the feedback timing set is ⁇ 1,2,3,4,5 ⁇
- the second parameter is 3
- the first parameter includes 4,5.
- the order of the first parameter is 4 first and 5 last, that is, first determine the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter 4 is located:
- the resource corresponding to the first parameter 4 is an available resource, directly determine the resource corresponding to the first parameter 4 as the target available resource;
- the resource corresponding to the first parameter 4 is an unavailable resource, then the resource corresponding to the first parameter 5 is determined; if the resource corresponding to the first parameter 5 is an available resource, the resource corresponding to the first parameter 5 is determined to be the target available resource ;
- the terminal device may also discard the above HARQ-ACK feedback information, which will constitute another embodiment of the present invention, namely:
- the HARQ-ACK feedback is discarded information.
- the physical channel sent (carrying HARQ-ACK feedback information) through the target available resource mentioned in S104 of the foregoing embodiment 100 includes: if the physical uplink control channel (PUCCH) in the target available resource is Or Physical Uplink Shared Channel (PUSCH) is not scheduled or configured to send uplink control information (Uplink Control Information, UCI), then the HARQ-ACK feedback information is sent through the PUCCH, or sent through the PUSCH The HARQ-ACK feedback information.
- the PUCCH or PUSCH in this embodiment may be a channel resource configured by a network device to send HARQ-ACK feedback information.
- the sending of the physical channel through the target available resource mentioned in S104 of the foregoing embodiment 100 includes: if the PUCCH or PUSCH in the target available resource is scheduled or configured to send UCI, feedback information to the HARQ-ACK Multiplexing with the UCI, and sending the multiplexed information through the PUCCH or PUSCH.
- the PUCCH or PUSCH in this embodiment may be a channel resource configured or scheduled by a network device for sending HARQ-ACK feedback information.
- multiple pieces of information are multiplexed, which facilitates the improvement of resource utilization.
- the network device configures the PDSCH to HARQ-ACK feedback timing K1 (dl-DataToUL-ACK) for SPS configuration 1 with a value of 3.
- the slot cannot be used for HARQ-ACK feedback.
- the network device does not know whether the terminal device receives the SPS service correctly, and the network device needs to dynamically schedule the SPS service to ensure the reliability of transmission, but this will waste system resource utilization rate.
- this embodiment allows the terminal device to delay the HARQ-ACK bit of SPS configuration 1 to the next available uplink time slot for transmission, for example, to the time slot n+5 in FIG. 2.
- the embodiment of the present invention provides a solution for the processing mechanism of the terminal equipment when resources conflict, which is convenient for realizing the effective transmission of HARQ-ACK feedback information, is convenient for saving the resource utilization rate of the system, and improving the effectiveness of communication.
- the feedback timing set configured by the network device for the terminal device includes 4 elements (or called parameters), which are 2, 3, 4, and 5 respectively.
- the network device configures the PDSCH to HARQ-ACK feedback timing K1 (dl-DataToUL-ACK) for SPS configuration 1 with a value of 3.
- the slot cannot be used for HARQ-ACK feedback.
- the terminal device arranges the parameters in the feedback timing set in ascending order, and then sequentially checks whether the time slot corresponding to parameters 4 and 5 (greater than the configured feedback timing value, that is, 3) is Available time slot (UL time slot).
- the HARQ-ACK feedback information is fed back; if none is available, it means that the parameter values in the feedback timing set do not meet the requirements, and the HARQ-ACK feedback information of the PDSCH of the SPS configuration 1 will be discarded.
- the time slot corresponding to parameter 4 is a self-contained time slot, which is assumed to be not an available time slot; the time slot corresponding to parameter 5 is an uplink time slot, which is an available time slot. Therefore, the terminal device transmits through time slot 5.
- HARQ-ACK feedback information is a self-contained time slot, which is assumed to be not an available time slot; the time slot corresponding to parameter 5 is an uplink time slot, which is an available time slot. Therefore, the terminal device transmits through time slot 5.
- HARQ-ACK feedback information is a self-contained time slot, which is assumed to be not an available time slot; the time slot corresponding to parameter 5 is an uplink time slot, which is an available time slot. Therefore, the terminal device transmits through time slot 5. HARQ-ACK feedback information.
- This embodiment can be arranged in a predefined order, for example, in the increasing order of the parameters in the feedback timing set, and then starting from the configured feedback timing value (for example, parameter 3) backwards, searching from small to large, until it finds the available Utilized uplink resources.
- the configured feedback timing value for example, parameter 3
- the value of the feedback timing configured by the network device is 3, and the terminal device only detects whether the time slot corresponding to the parameter greater than 3 in the feedback timing set is an available time slot, and does not detect the time corresponding to the parameter less than 3. This will provide sufficient processing time (that is, time for processing the PDSCH) for the terminal device, which facilitates the effective transmission of HARQ-ACK feedback information and improves the effectiveness of communication.
- the uplink time slot is used for the delayed time slot, and the flexible time slot (or symbol) is not used.
- the transmission direction of the symbol set of the time slot where the first resource is located does not conflict with the transmission direction of the symbol set of the target time slot, that is, the transmission direction of the symbol set of the first resource
- the transmission direction of the symbol set of the time slot is consistent with the transmission direction of the symbol set of the target time slot.
- the network device configures the PDSCH to HARQ-ACK feedback timing K1 (dl-DataToUL-ACK) for SPS configuration 2 with a value of 4.
- the time when the terminal device receives the PDSCH is time slot n+1
- the transmission direction of time slot n+5 is uplink, which can be used for HARQ- ACK feedback
- the terminal device directly sends the HARQ-ACK feedback information of SPS configuration 2 through time slot n+5.
- the network device configures the PDSCH to HARQ-ACK feedback timing K1 (dl-DataToUL-ACK) for SPS configuration 3 with a value of 3.
- This embodiment can be a supplement to the first and second embodiments above.
- the PUCCH or PUSCH in the target available resources is not scheduled or configured to send UCI, the PUCCH or PUSCH is used to send all the resources.
- the PUCCH or PUSCH in this embodiment may be a channel resource configured or scheduled by a network device for sending HARQ-ACK feedback information.
- the HARQ-ACK feedback information and the UCI are multiplexed, and the multiplexed information is sent through the PUCCH or PUSCH.
- the PUCCH or PUSCH in this embodiment may be a channel resource configured or scheduled by a network device for sending HARQ-ACK feedback information. In this embodiment, multiple pieces of information are multiplexed, which facilitates the improvement of resource utilization.
- the transmission method of HARQ-ACK feedback information according to the embodiment of the present invention is described in detail above with reference to FIG. 1 and FIG. 2.
- a method for transmitting HARQ-ACK feedback information according to another embodiment of the present invention will be described in detail with reference to FIG. 3. It can be understood that the interaction between the network device and the terminal device described from the network device side is the same as the description on the terminal device side in the method shown in FIG. 1, and to avoid repetition, the related description is appropriately omitted.
- FIG. 3 is a schematic diagram of the implementation process of the HARQ-ACK feedback information transmission method according to the embodiment of the present invention, which can be applied to the network device side. As shown in FIG. 3, the method 300 includes:
- the physical channel is used to carry HARQ-ACK feedback information, and the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS;
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- the network device can determine the availability of the aforementioned resources. Resource, and receive the physical channel carrying the HARQ-ACK feedback information through the available resource.
- the embodiment of the present invention provides a solution for the processing mechanism of network equipment when resource conflicts occur, which is convenient for realizing the timely transmission of HARQ-ACK feedback information and improving the effectiveness of communication.
- the determining the target available resource after the first resource includes:
- the feedback timing set corresponds to the PDSCH configured by the SPS.
- the method before the determining the target available resource after the first resource, the method further includes:
- the second parameter is used by the terminal device to determine the first resource of the physical channel
- the first parameter is greater than the second parameter.
- the determining the target available resource after the first resource according to the first parameter in the feedback timing set includes:
- the ordering of the plurality of first parameters it is determined in sequence whether the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter conflicts with the transmission direction of the symbol set of the target time slot, until it is determined that The target available resources that do not conflict in the transmission direction of the symbol set of the target time slot.
- the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter is in conflict with the transmission direction of the symbol set of the target time slot until it is determined that it is in conflict with the transmission direction of the symbol set of the target time slot.
- the target available resources that do not conflict in the transmission direction of the symbol set of the target time slot include:
- the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter is located is consistent with the transmission direction of the symbol set of the target time slot, it is determined that the resource corresponding to the first parameter is the target available resource.
- the method 300 further includes: if it is determined that there is no available resource of the physical channel after the first resource is determined according to a plurality of the first parameters, then abandoning receiving the physical channel channel.
- the target available resource is the first resource after the first resource that does not conflict with the transmission direction of the symbol set of the target time slot.
- the transmission method of HARQ-ACK feedback information according to the embodiment of the present invention is described in detail above in conjunction with FIG. 1 to FIG. 3.
- the terminal device according to the embodiment of the present invention will be described in detail below with reference to FIG. 4.
- Fig. 4 is a schematic structural diagram of a terminal device according to an embodiment of the present invention. As shown in FIG. 4, the terminal device 400 includes:
- the resource determining module 402 may be used to determine the target available resource after the first resource if the transmission direction of the symbol set of the time slot where the first resource of the physical channel is in conflict with the transmission direction of the symbol set of the target time slot,
- the physical channel is used to carry HARQ-ACK feedback information, and the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS;
- the sending module 404 may be used to send the physical channel through the target available resource
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- the terminal device can determine the availability of the aforementioned resources. Resource, and send the physical channel carrying the HARQ-ACK feedback information through the available resource.
- the embodiment of the present invention provides a solution for the processing mechanism of the terminal device when resources conflict, which is convenient for realizing the timely transmission of HARQ-ACK feedback information and improves the effectiveness of communication.
- the resource determining module 402 may be specifically used for:
- the feedback timing set corresponds to the PDSCH configured by the SPS.
- the resource determining module 402 may also be used for:
- the first parameter is greater than the second parameter.
- the resource determining module 402 may be specifically used for:
- the ordering of the plurality of first parameters it is determined in sequence whether the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter conflicts with the transmission direction of the symbol set of the target time slot, until it is determined that The target available resources that do not conflict in the transmission direction of the symbol set of the target time slot.
- the resource determining module 402 may be specifically used for:
- the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter is located is consistent with the transmission direction of the symbol set of the target time slot, it is determined that the resource corresponding to the first parameter is the target available resource.
- the terminal device 400 further includes a discarding module, which can be used to:
- the HARQ-ACK feedback information is discarded.
- the target available resource is the first resource after the first resource that does not conflict with the transmission direction of the symbol set of the target time slot.
- the terminal device 400 may refer to the process of the method 100 corresponding to the embodiment of the present invention, and each unit/module in the terminal device 400 and the other operations and/or functions mentioned above are used to implement the corresponding methods in the method 100.
- Fig. 5 is a schematic structural diagram of a network device according to an embodiment of the present invention. As shown in FIG. 5, the network device 500 includes:
- the resource determining module 502 may be used to determine the target available resources after the first resource if the transmission direction of the symbol set of the time slot where the first resource of the physical channel is in conflict with the transmission direction of the symbol set of the target time slot,
- the physical channel is used to carry HARQ-ACK feedback information, and the HARQ-ACK feedback information corresponds to the PDSCH configured by the SPS;
- the receiving module 504 may be configured to receive the physical channel through the target available resource
- the transmission direction of the symbol set of the time slot where the target available resource is located does not conflict with the transmission direction of the symbol set of the target time slot.
- the network device can determine the availability of the aforementioned resources. Resource, and receive the physical channel carrying the HARQ-ACK feedback information through the available resource.
- the embodiment of the present invention provides a solution for the processing mechanism of network equipment when resource conflicts occur, which is convenient for realizing the timely transmission of HARQ-ACK feedback information and improving the effectiveness of communication.
- the resource determining module 502 may be specifically used for:
- the feedback timing set corresponds to the PDSCH configured by the SPS.
- the network device 500 further includes an indication module, which can be used to:
- the second parameter is used by the terminal device to determine the first resource of the physical channel
- the first parameter is greater than the second parameter.
- the resource determining module 502 may be specifically used for:
- the ordering of the plurality of first parameters it is determined in sequence whether the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter conflicts with the transmission direction of the symbol set of the target time slot, until it is determined that The target available resources that do not conflict in the transmission direction of the symbol set of the target time slot.
- the resource determining module 502 may be specifically used for:
- the transmission direction of the symbol set of the time slot where the resource corresponding to the first parameter is located is consistent with the transmission direction of the symbol set of the target time slot, it is determined that the resource corresponding to the first parameter is the target available resource.
- the receiving module 504 may also be used for:
- the target available resource is the first resource after the first resource that does not conflict with the transmission direction of the symbol set of the target time slot.
- the network device 500 can refer to the process of the method 300 corresponding to the embodiment of the present invention, and each unit/module in the network device 500 and other operations and/or functions described above are used to implement the corresponding methods in the method 300.
- Fig. 6 is a block diagram of a terminal device according to another embodiment of the present invention.
- the terminal device 600 shown in FIG. 6 includes: at least one processor 601, a memory 602, at least one network interface 604, and a user interface 603.
- the various components in the terminal device 600 are coupled together through the bus system 605.
- the bus system 605 is used to implement connection and communication between these components.
- the bus system 605 also includes a power bus, a control bus, and a status signal bus.
- various buses are marked as the bus system 605 in FIG. 6.
- the user interface 603 may include a display, a keyboard, a pointing device (for example, a mouse, a trackball), a touch panel or a touch screen, etc.
- the memory 602 in the embodiment of the present invention may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), and electrically available Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- the volatile memory may be random access memory (Random Access Memory, RAM), which is used as an external cache.
- RAM static random access memory
- DRAM dynamic random access memory
- DRAM synchronous dynamic random access memory
- Synchronous DRAM Double Data Rate Synchronous Dynamic Random Access Memory
- Double Data Rate SDRAM Double Data Rate SDRAM
- DDRSDRAM Double Data Rate Synchronous Dynamic Random Access Memory
- Enhanced SDRAM Enhanced SDRAM, ESDRAM
- Synchronous Link Dynamic Random Access Memory Synchronous Link Dynamic Random Access Memory
- Synchlink DRAM Synchronous Link Dynamic Random Access Memory
- SLDRAM Direct Rambus RAM
- the memory 602 of the system and method described in the embodiment of the present invention is intended to include, but is not limited to, these and any other suitable types of memory.
- the memory 602 stores the following elements, executable modules or data structures, or a subset of them, or an extended set of them: an operating system 6021 and an application 6022.
- the operating system 6021 includes various system programs, such as a framework layer, a core library layer, a driver layer, etc., for implementing various basic services and processing hardware-based tasks.
- the application program 6022 includes various application programs, such as a media player (Media Player), a browser (Browser), etc., which are used to implement various application services.
- the program for implementing the method of the embodiment of the present invention may be included in the application program 6022.
- the terminal device 600 further includes: a computer program that is stored in the memory 602 and can be run on the processor 601, and the computer program is executed by the processor 601 to implement the steps of the method 100 as follows.
- the method disclosed in the foregoing embodiment of the present invention may be applied to the processor 601 or implemented by the processor 601.
- the processor 601 may be an integrated circuit chip with signal processing capabilities. In the implementation process, the steps of the foregoing method can be completed by an integrated logic circuit of hardware in the processor 601 or instructions in the form of software.
- the aforementioned processor 601 may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (ASIC), a field programmable gate array (Field Programmable Gate Array, FPGA), or other Programmable logic devices, discrete gates or transistor logic devices, discrete hardware components.
- DSP Digital Signal Processor
- ASIC application specific integrated circuit
- FPGA field Programmable Gate Array
- Programmable logic devices discrete gates or transistor logic devices, discrete hardware components.
- the general-purpose processor may be a microprocessor or the processor may also be any conventional processor or the like.
- the steps of the method disclosed in combination with the embodiments of the present invention may be directly embodied as being executed and completed by a hardware decoding processor, or executed and completed by a combination of hardware and software modules in the decoding processor.
- the software module may be located in a computer-readable storage medium that is mature in the field, such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
- the computer-readable storage medium is located in the memory 602, and the processor 601 reads information in the memory 602, and completes the steps of the foregoing method in combination with its hardware.
- a computer program is stored on the computer-readable storage medium, and when the computer program is executed by the processor 601, each step of the above-mentioned method 100 embodiment is implemented.
- the embodiments described in the embodiments of the present invention may be implemented by hardware, software, firmware, middleware, microcode, or a combination thereof.
- the processing unit can be implemented in one or more application specific integrated circuits (ASIC), digital signal processor (Digital Signal Processing, DSP), digital signal processing equipment (DSP Device, DSPD), programmable Logic device (Programmable Logic Device, PLD), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA), general-purpose processors, controllers, microcontrollers, microprocessors, and others for performing the functions described in this application Electronic unit or its combination.
- ASIC application specific integrated circuits
- DSP Digital Signal Processing
- DSP Device digital signal processing equipment
- PLD programmable Logic Device
- PLD Field-Programmable Gate Array
- FPGA Field-Programmable Gate Array
- the technology described in the embodiments of the present invention can be implemented by modules (for example, procedures, functions, etc.) that execute the functions described in the embodiments of the present invention.
- the software codes can be stored in the memory and executed by the processor.
- the memory can be implemented in the processor or external to the processor.
- the terminal device 600 can implement the various processes implemented by the terminal device in the foregoing embodiments, and can achieve the same or equivalent technical effects. To avoid repetition, details are not described herein again.
- FIG. 7 is a structural diagram of a network device applied in an embodiment of the present invention, which can implement the details of the method embodiment 300 and achieve the same effect.
- the network device 700 includes: a processor 701, a transceiver 702, a memory 703, and a bus interface, where:
- the network device 700 further includes: a computer program stored in the memory 703 and capable of running on the processor 701, and the computer program is executed by the processor 701 to implement the steps of the method 300.
- the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 701 and various circuits of the memory represented by the memory 703 are linked together.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, power management circuits, etc., which are well known in the art, and therefore, will not be further described herein.
- the bus interface provides the interface.
- the transceiver 702 may be a plurality of elements, including a transmitter and a receiver, and provide a unit for communicating with various other devices on a transmission medium.
- the processor 701 is responsible for managing the bus architecture and general processing, and the memory 703 can store data used by the processor 701 when performing operations.
- the embodiment of the present invention also provides a computer-readable storage medium on which a computer program is stored.
- a computer program is stored.
- the computer program is executed by a processor, each process of the above method embodiment 100 and method embodiment 300 is implemented, and can be To achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- the technical solution of the present invention essentially or the part that contributes to the existing technology can be embodied in the form of a software product, the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, The optical disc) includes a number of instructions to enable a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to execute the method described in each embodiment of the present invention.
- a terminal which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.
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Abstract
Description
Claims (31)
- 一种HARQ-ACK反馈信息的传输方法,所述方法包括:如果物理信道的第一资源所在时隙的符号集的传输方向与目标时隙的符号集的传输方向发生冲突,则终端设备确定所述第一资源之后的目标可用资源,所述物理信道用于承载混合自动重传请求确认HARQ-ACK反馈信息,所述HARQ-ACK反馈信息与半静态调度SPS配置的物理下行共享信道PDSCH对应;所述终端设备通过所述目标可用资源,发送所述物理信道;其中,所述目标可用资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向不冲突。
- 根据权利要求1所述的方法,其中,所述终端设备确定所述第一资源之后的目标可用资源包括:根据反馈定时集合中的第一参数,所述终端设备确定所述第一资源之后的目标可用资源;其中,所述反馈定时集合和所述SPS配置的所述PDSCH对应。
- 根据权利要求2所述的方法,其中,所述终端设备确定所述第一资源之后的目标可用资源之前,所述方法还包括:根据所述反馈定时集合中的第二参数,所述终端设备确定所述物理信道的所述第一资源;其中,所述第一参数大于所述第二参数。
- 根据权利要求2或3所述的方法,其中,所述第一参数为多个,所述根据反馈定时集合中的第一参数,所述终端设备确定所述第一资源之后的目标可用资源包括:按照多个所述第一参数的排序,所述终端设备依次确定所述第一参数对应的资源所在时隙的符号集的传输方向是否与所述目标时隙的符号集的传输方向发生冲突,直至确定出与所述目标时隙的符号集的传输方向不冲突的所述目标可用资源。
- 根据权利要求4所述的方法,其中,所述终端设备依次确定所述第一参数对应的资源所在时隙的符号集的传输方向是否与所述目标时隙的符号集的传输方向发生冲突,直至确定出与所述目标时隙的符号集的传输方向不冲突的所述目标可用资源,包括:若所述第一参数对应的资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向一致,则所述终端设备确定所述第一参数对应的资源为所述目标可用资源。
- 根据权利要求2所述的方法,其中,所述方法还包括:如果根据多个所述第一参数,确定出所述第一资源之后不存在所述物理信道的可用资源,则所述终端设备丢弃所述HARQ-ACK反馈信息。
- 根据权利要求1所述的方法,其中,所述目标可用资源是所述第一资源之后的第一个与所述目标时隙的符号集的传输方向不冲突的资源。
- 一种HARQ-ACK反馈信息的传输方法,所述方法包括:如果物理信道的第一资源所在时隙的符号集的传输方向与目标时隙的符号集的传输方向发生冲突,则网络设备确定所述第一资源之后的目标可用资源,所述物理信道用于承载HARQ-ACK反馈信息,所述HARQ-ACK反馈信息与SPS配置的PDSCH对应;通过所述目标可用资源,所述网络设备接收所述物理信道;其中,所述目标可用资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向不冲突。
- 根据权利要求8所述的方法,其中,所述网络设备确定所述第一资源之后的目标可用资源包括:根据反馈定时集合中的第一参数,所述网络设备确定所述第一资源之后的目标可用资源;其中,所述反馈定时集合和所述SPS配置的所述PDSCH对应。
- 根据权利要求9所述的方法,其中,所述网络设备确定所述第一资源之后的目标可用资源之前,所述方法还包括:所述网络设备为终端设备指示所述反馈定时集合中的第二参数;其中,所述第二参数用于所述终端设备确定所述物理信道的所述第一资源;所述第一参数大于所述第二参数。
- 根据权利要求9或10所述的方法,其中,所述第一参数为多个,所述根据反 馈定时集合中的第一参数,所述网络设备确定所述第一资源之后的目标可用资源包括:按照多个所述第一参数的排序,所述网络设备依次确定所述第一参数对应的资源所在时隙的符号集的传输方向是否与所述目标时隙的符号集的传输方向发生冲突,直至确定出与所述目标时隙的符号集的传输方向不冲突的所述目标可用资源。
- 根据权利要求11所述的方法,其中,所述网络设备依次确定所述第一参数对应的资源所在时隙的符号集的传输方向是否与所述目标时隙的符号集的传输方向发生冲突,直至确定出与所述目标时隙的符号集的传输方向不冲突的所述目标可用资源,包括:若所述第一参数对应的资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向一致,则所述网络设备确定所述第一参数对应的资源为所述目标可用资源。
- 根据权利要求9所述的方法,其中,所述方法还包括:如果根据多个所述第一参数,确定出所述第一资源之后不存在所述物理信道的可用资源,则所述网络设备放弃接收所述物理信道。
- 根据权利要求8所述的方法,其中,所述目标可用资源是所述第一资源之后的第一个与所述目标时隙的符号集的传输方向不冲突的资源。
- 一种终端设备,包括:资源确定模块,用于如果物理信道的第一资源所在时隙的符号集的传输方向与目标时隙的符号集的传输方向发生冲突,则确定所述第一资源之后的目标可用资源,所述物理信道用于承载HARQ-ACK反馈信息,所述HARQ-ACK反馈信息与SPS配置的PDSCH对应;发送模块,用于通过所述目标可用资源,发送所述物理信道;其中,所述目标可用资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向不冲突。
- 根据权利要求15所述的终端设备,其中,所述资源确定模块,具体用于根据反馈定时集合中的第一参数,确定所述第一资源之后的目标可用资源;其中,所述反馈定时集合和所述SPS配置的所述PDSCH对应。
- 根据权利要求16所述的终端设备,其中,所述资源确定模块,还用于在确定所述第一资源之后的目标可用资源之前,根据所述反馈定时集合中的第二参数,确定所述物理信道的所述第一资源;其中,所述第一参数大于所述第二参数。
- 根据权利要求16或17所述的终端设备,其中,所述第一参数为多个,所述资源确定模块,具体用于按照多个所述第一参数的排序,依次确定所述第一参数对应的资源所在时隙的符号集的传输方向是否与所述目标时隙的符号集的传输方向发生冲突,直至确定出与所述目标时隙的符号集的传输方向不冲突的所述目标可用资源。
- 根据权利要求18所述的终端设备,其中,所述资源确定模块,具体用于若所述第一参数对应的资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向一致,则确定所述第一参数对应的资源为所述目标可用资源。
- 根据权利要求16所述的终端设备,其中,所述终端设备还包括:丢弃模块,用于如果根据多个所述第一参数,确定出所述第一资源之后不存在所述物理信道的可用资源,则丢弃所述HARQ-ACK反馈信息。
- 根据权利要求15所述的终端设备,其中,所述目标可用资源是所述第一资源之后的第一个与所述目标时隙的符号集的传输方向不冲突的资源。
- 一种网络设备,包括:资源确定模块,用于如果物理信道的第一资源所在时隙的符号集的传输方向与目标时隙的符号集的传输方向发生冲突,则确定所述第一资源之后的目标可用资源,所述物理信道用于承载HARQ-ACK反馈信息,所述HARQ-ACK反馈信息与SPS配置的PDSCH对应;接收模块,用于通过所述目标可用资源,接收所述物理信道;其中,所述目标可用资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向不冲突。
- 根据权利要求22所述的网络设备,其中,所述资源确定模块,具体用于根据反馈定时集合中的第一参数,确定所述第一资源之后的目标可用资源;其中,所述反馈定时集合和所述SPS配置的所述PDSCH对应。
- 根据权利要求23所述的网络设备,其中,所述网络设备还包括指示模块,用于在确定所述第一资源之后的目标可用资源之前,为终端设备指示所述反馈定时集合中的第二参数;其中,所述第二参数用于所述终端设备确定所述物理信道的所述第一资源;所述第一参数大于所述第二参数。
- 根据权利要求23或24所述的网络设备,其中,所述第一参数为多个,所述资源确定模块,具体用于按照多个所述第一参数的排序,依次确定所述第一参数对应的资源所在时隙的符号集的传输方向是否与所述目标时隙的符号集的传输方向发生冲突,直至确定出与所述目标时隙的符号集的传输方向不冲突的所述目标可用资源。
- 根据权利要求25所述的网络设备,其中,所述资源确定模块,具体用于若所述第一参数对应的资源所在时隙的符号集的传输方向与所述目标时隙的符号集的传输方向一致,则确定所述第一参数对应的资源为所述目标可用资源。
- 根据权利要求23所述的网络设备,其中,所述接收模块,还用于:如果根据多个所述第一参数,确定出所述第一资源之后不存在所述物理信道的可用资源,则放弃接收所述物理信道。
- 根据权利要求22所述的网络设备,其中,所述目标可用资源是所述第一资源之后的第一个与所述目标时隙的符号集的传输方向不冲突的资源。
- 一种终端设备,包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求1至7中任一项所述的HARQ-ACK反馈信息的传输方法的步骤。
- 一种网络设备,包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求8至14中任一项所述的HARQ-ACK反馈信息的传输方法的步骤。
- 一种计算机可读存储介质,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至14中任一项所述的HARQ-ACK反馈信息的传输方法的步骤。
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