WO2022193159A1 - 信息传输方法、装置、设备及存储介质 - Google Patents
信息传输方法、装置、设备及存储介质 Download PDFInfo
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- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- 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
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Definitions
- the present application relates to the field of mobile communications, and in particular, to an information transmission method, apparatus, device, and storage medium.
- SPS Semi Persistent Schedule, semi-static
- the network device configures SPS transmission parameters for the terminal device, and the terminal device determines the network device configuration according to the SPS transmission parameters configured by the network device.
- the network device sends the SPS PDSCH (Physical Downlink Shared Channel, physical downlink shared channel) on the transmission resource, and the terminal device sends the corresponding feedback information to the network device according to the received SPS PDSCH.
- SPS PDSCH Physical Downlink Shared Channel, physical downlink shared channel
- the terminal device is allowed to delay sending the feedback information, but delaying the sending of the feedback information will cause the timing relationship of the PDSCH to be chaotic, which will lead to the delayed sending of the feedback information in the future. After the feedback information sent is delayed, the transmission accuracy of the feedback information corresponding to the SPS PDSCH is reduced.
- the embodiments of the present application provide an information transmission method, apparatus, device, and storage medium, which ensure that delaying the feedback information will not affect the PDSCH timing relationship, improve the transmission accuracy of the feedback information, and improve the transmission stability of the feedback information.
- the technical solution is as follows:
- an information transmission method which is applied to a terminal device, and the method includes:
- the at least one piece of feedback information includes unpostponed feedback information and postponed feedback information
- the unpostponed feedback information includes feedback information corresponding to the first SPS PDSCH
- the first A time domain unit is a time domain unit determined according to the feedback duration for transmitting feedback information corresponding to the first SPS PDSCH
- the delayed feedback information includes feedback information that is not successfully transmitted in the second time domain unit
- the The feedback information that is not successfully transmitted in the second time domain unit is the feedback information corresponding to the second SPS PDSCH
- the second time domain unit is the feedback information determined according to the feedback duration and used for transmitting the feedback information corresponding to the second SPS PDSCH.
- the feedback information sent in the first time domain unit is determined according to the at least one PUCCH resource.
- an information transmission method is provided, applied to a network device, and the method further includes:
- the at least one piece of feedback information includes unpostponed feedback information and postponed feedback information
- the unpostponed feedback information includes feedback information corresponding to the first SPS PDSCH
- the first A time domain unit is a time domain unit determined according to the feedback duration for transmitting feedback information corresponding to the first SPS PDSCH
- the delayed feedback information includes feedback information that is not successfully transmitted in the second time domain unit
- the The feedback information that is not successfully transmitted in the second time domain unit is the feedback information corresponding to the second SPS PDSCH
- the second time domain unit is the feedback information determined according to the feedback duration and used for transmitting the feedback information corresponding to the second SPS PDSCH.
- Feedback information received within the first time domain unit is determined according to the at least one PUCCH resource.
- an information transmission method which is applied to a terminal device, and the method includes:
- the first SPS PDSCH is received through the first time domain unit, the first SPS PDSCH carries the first HARQ (Hybrid Automatic Repeat reQuest, hybrid automatic repeat request) process, and the feedback information corresponding to the first SPS PDSCH passes through the second time Domain unit transfer;
- first HARQ Hybrid Automatic Repeat reQuest, hybrid automatic repeat request
- the second SPS PDSCH carries the first HARQ process, and perform invalidation processing on the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH.
- an information transmission method is provided, applied to a network device, and the method includes:
- the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit;
- the second SPS PDSCH carries the first HARQ In the process, it is determined that the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH is invalid.
- an information transmission apparatus which is set in a terminal device, and the apparatus includes:
- An information determination module configured to determine at least one piece of feedback information associated with the first time domain unit, the at least one piece of feedback information includes non-postponed feedback information and postponed feedback information, and the non-postponed feedback information includes the first SPS PDSCH corresponding to the Feedback information, the first time domain unit is a time domain unit determined according to the feedback duration and used for transmitting the feedback information corresponding to the first SPS PDSCH, and the delayed feedback information includes unsuccessful transmission in the second time domain unit feedback information, the feedback information that is not successfully transmitted in the second time domain unit is the feedback information corresponding to the second SPS PDSCH, and the second time domain unit is determined according to the feedback duration for transmitting the second SPS A time domain unit of feedback information corresponding to PDSCH, the second time domain unit is located before the first time domain unit;
- a resource determination module configured to determine at least one PUCCH resource according to the at least one piece of feedback information
- the information determining module is further configured to determine the feedback information sent in the first time domain unit according to the at least one PUCCH resource.
- an information transmission apparatus which is set in a network device, and the apparatus includes:
- An information determination module configured to determine at least one piece of feedback information associated with the first time domain unit, the at least one piece of feedback information includes non-postponed feedback information and postponed feedback information, and the non-postponed feedback information includes the first SPS PDSCH corresponding to the Feedback information, the first time domain unit is a time domain unit determined according to the feedback duration and used for transmitting the feedback information corresponding to the first SPS PDSCH, and the delayed feedback information includes unsuccessful transmission in the second time domain unit feedback information, the feedback information that is not successfully transmitted in the second time domain unit is the feedback information corresponding to the second SPS PDSCH, and the second time domain unit is determined according to the feedback duration for transmitting the second SPS A time domain unit of feedback information corresponding to PDSCH, the second time domain unit is located before the first time domain unit;
- a resource determination module configured to determine at least one PUCCH resource according to the at least one piece of feedback information
- the information determination module is configured to determine the feedback information received in the first time domain unit according to the at least one PUCCH resource.
- an information transmission apparatus which is set in a terminal device, and the apparatus includes:
- a receiving module configured to receive the first SPS PDSCH through the first time domain unit, the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit;
- a processing module configured to include a third time domain unit in a time domain unit located before the second time domain unit, and the third time domain unit is used to transmit a second SPS PDSCH, the second SPS PDSCH bearing
- the first HARQ process performs invalidation processing on the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH.
- an information transmission apparatus which is set in a network device, and the apparatus includes:
- a sending module configured to send the first SPS PDSCH through the first time domain unit, the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit;
- a determining module configured to, if the time domain unit located before the second time domain unit includes a third time domain unit, and the third time domain unit is used to transmit a second SPS PDSCH, the second SPS PDSCH bears In the first HARQ process, it is determined that the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH is invalid.
- a terminal device comprising: a processor; a transceiver connected to the processor; a memory for storing executable instructions of the processor; The processor is configured to load and execute the executable instructions to implement the information transmission method as described in the above aspects.
- a network device comprising: a processor; a transceiver connected to the processor; a memory for storing executable instructions of the processor; wherein the The processor is configured to load and execute the executable instructions to implement the information transmission method as described in the above aspects.
- a computer-readable storage medium is provided, and executable program codes are stored in the readable storage medium, and the executable program codes are loaded and executed by a processor to implement the above-mentioned aspects. method of information transmission.
- a chip is provided, the chip includes a programmable logic circuit and/or program instructions, and when the chip runs on a terminal device, it is used to implement the information transmission method described in the above aspect .
- an embodiment of the present application provides a computer program product, which is used to implement the information transmission method described in the above aspect when the computer program product is executed by a processor of a terminal device.
- PUCCH resources that meet the requirements are determined according to feedback information associated with the first time domain unit, and from at least one piece of feedback information, it is determined according to the PUCCH resources that can be used in the first time domain
- the feedback information sent in the unit ensures that the sent feedback information meets the transmission requirements, and the remaining feedback information does not need to be transmitted, ensuring that the delayed feedback information will not affect the timing relationship of the PDSCH, improving the transmission accuracy of the feedback information, and also improving the transmission of the feedback information. stability.
- FIG. 1 shows a schematic diagram of SPS PDSCH transmission provided by an exemplary embodiment of the present application.
- FIG. 2 shows a PDSCH sequence flow chart provided by an exemplary embodiment of the present application.
- FIG. 3 shows a PDSCH sequence flow chart provided by an exemplary embodiment of the present application.
- FIG. 4 shows a block diagram of a communication system provided by an exemplary embodiment of the present application.
- FIG. 5 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application.
- FIG. 6 shows a schematic diagram of an SPS configuration provided by an exemplary embodiment of the present application.
- FIG. 7 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application.
- FIG. 8 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application.
- FIG. 9 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application.
- FIG. 10 shows a schematic diagram of an SPS configuration provided by an exemplary embodiment of the present application.
- FIG. 11 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application.
- FIG. 12 shows a block diagram of a communication apparatus provided by an exemplary embodiment of the present application.
- FIG. 13 shows a block diagram of a communication apparatus provided by an exemplary embodiment of the present application.
- FIG. 14 shows a block diagram of a communication apparatus provided by an exemplary embodiment of the present application.
- FIG. 15 shows a block diagram of a communication apparatus provided by an exemplary embodiment of the present application.
- FIG. 16 shows a block diagram of a communication apparatus provided by an exemplary embodiment of the present application.
- FIG. 17 shows a block diagram of a communication apparatus provided by an exemplary embodiment of the present application.
- FIG. 18 shows a schematic structural diagram of a communication device provided by an exemplary embodiment of the present application.
- dynamic transmission mode there are two data transmission modes: dynamic transmission mode and semi-persistent/semi-static transmission.
- the characteristic of dynamic transmission is that the parameters of each data transmission are indicated by the corresponding DCI (Downlink Control Information, downlink control signaling).
- the DCI includes information such as resources used by PDSCH, HARQ process number, and the like.
- semi-persistent/semi-static transmission is characterized in that transmission resources and transmission methods are semi-persistent/semi-static configuration, and DCI is used to activate/release the corresponding SPS transmission. If the corresponding SPS is activated, subsequent transmissions no longer need to send physical layer signaling.
- the network equipment pre-configures the SPS transmission parameters for the terminal equipment through high-layer signaling.
- the SPS transmission parameters include at least one of the following:
- the PUCCH format configured by the network device for the SPS PDSCH for transmitting feedback information includes PUCCH format 0 or PUCCH format 1.
- the maximum number of bits of feedback information carried by PUCCH format 0 or PUCCH format 2 is 2.
- the network device configures the SPS transmission parameters for the terminal device
- the SPS is activated through the DCI, and the SPS transmission parameters are further indicated in the DCI.
- the SPS transmission parameters include at least one of the following:
- the network device after the network device sends DCI signaling for SRS activation, in the case of no dynamic scheduling in the same time domain resources, the network device will always send an SPS PDSCH, and the terminal device will also send an SPS PDSCH through PUCCH. Feedback information corresponding to SPS PDSCH.
- the time domain resource determined according to the preconfigured feedback time slot cannot be used to transmit the PUCCH, for example, the time domain symbol occupied by the PUCCH is a downlink symbol, the feedback information of the SPS PDSCH will not be transmitted.
- the terminal device receives the first PDSCH, the HARQ process number corresponding to the first PDSCH is X, and before the terminal does not send the feedback information corresponding to the first PDSCH, the terminal does not expect the base station to schedule a bearer with the number X of the first PDSCH bearer the second PDSCH of the HARQ process. That is, as shown in FIG. 2 , after a HARQ process X is transmitted through PDSCH1 and the feedback information corresponding to the HARQ process X is not sent, the base station cannot reuse the same number as the HARQ process for data transmission.
- the terminal device receives PDSCH 1 in time slot I, and the feedback information corresponding to PDSCH 1 is transmitted through time slot J.
- the terminal does not expect to receive the start symbol after the start symbol of PDSCH 1, and the feedback information is in the feedback corresponding to PDSCH 1.
- PDSCH 2 before the information for example, as shown in Figure 3, the feedback information of PDSCH 2 that is scheduled later cannot be transmitted before the feedback information of PDSCH 1.
- FIG. 4 shows a block diagram of a communication system provided by an exemplary embodiment of the present application.
- the communication system may include: an access network 12 and a terminal device 13 .
- the access network 12 includes several network devices 120 .
- the network device 120 may be a base station, which is a device deployed in an access network to provide a wireless communication function for a terminal device.
- the base station may include various forms of macro base station, micro base station, relay station, access point and so on.
- the names of devices with base station functions may be different.
- eNodeBs or eNBs In LTE systems, they are called eNodeBs or eNBs; in 5G NR-U systems, they are called gNodeBs or gNBs.
- the description of "base station” may change.
- the above-mentioned apparatuses for providing wireless communication functions for the terminal equipment 13 are collectively referred to as access network equipment.
- the terminal device 13 may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to wireless modems, as well as various forms of user equipment, mobile stations (Mobile Station, MS) , terminal device, etc.
- the access network device 120 and the terminal device 13 communicate with each other through a certain air interface technology, such as a Uu interface.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- CDMA Wideband Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- LTE-A Advanced long term evolution
- NR New Radio
- evolution systems of NR systems LTE on unlicensed frequency bands (LTE-based access to unlicensed spectrum, LTE-U) system, NR-U system, Universal Mobile Telecommunication System (UMTS), Worldwide Interoperability for Microwave Access (WiMAX) communication system, Wireless Local Area Networks (WLAN), Wireless Fidelity (WiFi), next-generation communication systems or other
- D2D Device to Device
- M2M Machine to Machine
- MTC Machine Type Communication
- V2V Vehicle to Vehicle
- V2X Vehicle to Everything
- FIG. 5 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application, which is applied to the terminal device and the network device as shown in FIG. 4 , and the method includes at least part of the following contents:
- the terminal device determines at least one piece of feedback information associated with the first time domain unit.
- the network device will pre-configure the SPS PDSCH transmission parameters for data transmission for the terminal device in advance, and the terminal device receives the SPS PDSCH sent by the network device according to the configured SPS PDSCH transmission parameters.
- the first time domain unit is one of multiple preconfigured time domain units acquired by the terminal device.
- At least one piece of feedback information includes unpostponed feedback information and postponed feedback information.
- the feedback information includes ACK (Acknowledgement, positive acknowledgement) information or NACK (Negative Acknowledgement, negative acknowledgement) information.
- ACK Acknowledgement, positive acknowledgement
- NACK Negative Acknowledgement, negative acknowledgement
- the ACK information is used to indicate that the terminal equipment acknowledges the receipt of the SPS PDSCH.
- the NACK information is used to indicate that the terminal equipment confirms that the SPS PDSCH is not received.
- the unpostponed feedback information includes feedback information corresponding to the first SPS PDSCH, and the first time domain unit is a time domain unit determined according to the feedback duration and used for transmitting the feedback information corresponding to the first SPS PDSCH.
- the delayed feedback information includes feedback information that is unsuccessfully transmitted in the second time domain unit, the feedback information that is unsuccessfully transmitted in the second time domain unit is feedback information corresponding to the second SPS PDSCH, and the second time domain unit is based on feedback The time domain unit used for transmitting the feedback information corresponding to the second SPS PDSCH with the duration determined.
- the feedback duration is the duration of sending the feedback information corresponding to the SPS PDSCH after the terminal device receives the SPS PDSCH. For example, if the feedback duration is one time slot, the terminal device receives the SPS PDSCH in the first time slot, and sends the feedback information corresponding to the SPS PDSCH in the second time slot. If the feedback duration is 2 time slots, the terminal device receives the SPS PDSCH in the first time slot, and sends the feedback information corresponding to the SPS PDSCH in the third time slot.
- the at least one piece of feedback information associated with the first time-domain unit includes feedback information that is not successfully transmitted in the second time-domain unit, indicating that the second time-domain unit is located before the first time-domain unit.
- the first time-domain unit is a time slot, or the first time-domain unit is a sub-slot, or the first time-domain unit is at least one time-domain symbol.
- a time domain unit is defined.
- the terminal device determines at least one second time domain unit that is located before the first time domain unit and is separated from the first time domain unit by a multiple of the feedback duration, and transmits unsuccessfully to the at least one second time domain unit
- the feedback information of is determined as the feedback information associated with the first time domain unit.
- the first time domain unit is taken as an example for description. If the first time domain unit is time slot 4 and the feedback duration is 1 time slot, the time domain units before the first time domain unit are respectively time slot 1, time slot 2, and time slot 3, and the time slot 1 It is separated from time slot 4 by twice the feedback duration, time slot 2 and time slot 4 are separated by 1 time of the feedback duration, and time slot 3 and time slot 4 are separated by 0 times the feedback duration.
- the feedback information that is not successfully transmitted on slot 3 is determined to be the feedback information associated with the first time domain unit.
- the time domain unit determined by the terminal device for transmitting the second SPS PDSCH is before the first time domain unit, and the time domain length separated from the first time domain unit is not greater than the maximum delay length.
- a maximum delay length is set in the embodiment of the present application, and the maximum delay length is used to control the length of time during which the feedback information corresponding to the SPS PDSCH can be delayed in transmission. For example, if the maximum delay length is 3 time slots, the feedback duration is 1 time slot, and the terminal device receives the SPS PDSCH in the first time slot, the feedback information corresponding to the SPS PDSCH will be transmitted in the fifth time slot at the latest , if the fifth time slot is exceeded, the feedback information will not be transmitted again.
- the first time domain unit is taken as an example for description. If the first time domain unit is time slot 4 and the feedback duration is 1 time slot, the time domain units before the first time domain unit are respectively time slot 1, time slot 2, and time slot 3, and the time slot 1 It is separated from time slot 4 by twice the feedback duration, time slot 2 and time slot 4 are separated by 1 time of the feedback duration, and time slot 3 and time slot 4 are separated by 0 times the feedback duration.
- the feedback information that is not successfully transmitted on slot 3 is determined to be the feedback information associated with the first time domain unit.
- the terminal device determines at least one PUCCH resource according to the at least one piece of feedback information.
- the terminal device determines at least one piece of feedback information associated with the first time domain unit, and then determines at least one PUCCH resource that meets the requirements according to the number of bits of the at least one piece of feedback information.
- the network device pre-configures the PUCCH resource for transmitting information for the terminal device. For example, the terminal device acquires two PUCCH resources in one time slot, the two PUCCH resources are the first PUCCH resource and the second PUCCH resource respectively, and the first PUCCH resource and the second PUCCH resource are both configured by the network device.
- the number of bits carried by the PUCCH resource preconfigured by the network device for the terminal device is different. For example, if the network device configures two PUCCH resources for the terminal device, namely the first PUCCH resource and the second PUCCH resource, the first PUCCH resource carries at most 2 bits of feedback information, and the second PUCCH resource carries more than 2 bits of feedback information.
- the PUCCH resource can also carry information of other numbers of bits, and the embodiment of the present application does not limit the PUCCH resource configured by the network device for the terminal device.
- the terminal device determines at least one PUCCH resource according to the total number of bits of deferred feedback information and non-deferred feedback information included in the at least one feedback information.
- the terminal device determines the PUCCH resource according to the size of the total number of bits of the delayed feedback information and the non-postponed feedback information and the number of bits that can be carried by the PUCCH resource.
- the maximum number of bits that can be carried by the PUCCH resource is 8 bits, indicating that the number of bits that the PUCCH resource can carry is greater than the number of bits of the delayed feedback information and the non-postponed feedback information. The total number of bits that can carry these feedback information.
- the total number of bits of the delayed feedback information and the non-postponed feedback information is 6 bits, and the maximum number of bits that can be carried by the PUCCH resource is 2 bits, it means that the number of bits that the PUCCH resource can carry is smaller than the delayed feedback information and the non-postponed feedback information. The total number of bits of information that cannot carry these feedback information.
- the terminal device determines the at least one PUCCH resource according to the number of bits of the non-postponed feedback information included in the at least one feedback information.
- the terminal device determines the PUCHH resource according to the size of the number of bits of the unpostponed feedback information and the number of bits that can be carried by the PUCCH resource.
- the maximum number of bits that can be carried by the PUCCH resource is 2 bits, indicating that the number of bits that can be carried by the PUCCH resource is greater than the total number of bits of the non-postponed feedback information, and it can carry the non-postponed feedback information. information.
- the maximum number of bits that can be carried by the PUCCH resource is 2 bits, indicating that the number of bits that the PUCCH resource can carry is less than the total number of bits of the non-postponed feedback information, and cannot carry the non-postponed feedback information. Postpone feedback.
- the terminal device determines, according to at least one PUCCH resource, feedback information sent in the first time domain unit.
- the terminal device after the terminal device determines the PUCCH resource that can carry the feedback information, it also needs to determine the feedback information transmitted in the first time domain unit according to whether the PUCCH resource can be used.
- the terminal device determines the first PUCCH resource according to the total number of bits of delayed feedback information and non-postponed feedback information included in at least one piece of feedback information, and the first PUCCH resource is available, the terminal device determines that the first PUCCH resource is available in the first time domain.
- the feedback information sent in the unit includes deferred feedback information and non-deferred feedback information.
- the terminal device determines the first PUCCH resource according to the total number of bits of the delayed feedback information and the non-postponed feedback information included in the at least one piece of feedback information, determines the second PUCCH resource according to the number of bits of the non-postponed feedback information, and the The first PUCCH resource is unavailable, the second PUCCH resource is available, and the terminal device determines that the feedback information sent in the first time domain unit includes unpostponed feedback information.
- the terminal device clears the delayed feedback information in at least one feedback information.
- the terminal device clearing the delayed feedback information in the at least one piece of feedback information may also be replaced with any one of the following:
- the terminal device discards the delayed feedback information in at least one feedback information.
- the terminal device cancels the delayed feedback information in the at least one feedback information.
- the terminal device skips delayed feedback information in at least one feedback information.
- the terminal device does not store the delayed feedback information in the at least one feedback information.
- the description is given by taking the time domain unit as a time slot as an example.
- the feedback information of SPS PDSCH 0 and SPS PDSCH 1 in time slot n is transmitted in time slot n+1, but this time slot is a downlink time slot and cannot transmit feedback information, so the corresponding feedback information needs to be delayed.
- the feedback information of SPS PDSCH 2 and SPS PDSCH 3 in time slot n+1 is transmitted in time slot n+2, but this time slot is a downlink time slot and cannot transmit feedback information, so the corresponding feedback information needs to be delayed.
- the feedback information of SPS PDSCH 4 and SPS PDSCH 5 in time slot n+2 is transmitted in time slot n+3.
- PUCCH resource 1 is used, and the time domain symbols occupied by PUCCH resource 1 are all uplink symbols, that is, PUCCH resource 1 is available.
- PUCCH resource 2 needs to be used, but the time domain symbols occupied by PUCCH resource 2 include downlink symbols, that is, PUCCH resource 2 is not available. Therefore, the terminal The device determines that the 2-bit feedback information corresponding to SPS PDSCH 4 and SPS PDSCH 5 is transmitted in time slot n+3, and clears the feedback information of SPS PDSCH 0 to 3.
- the unavailability of PUCCH resources includes:
- the time domain symbol in the PUCCH resource includes at least one of the following time domain symbols, it means that the time domain symbol in the PUCCH resource cannot be used for uplink transmission, which means that the PUCCH resource is unavailable.
- PUCCH resource availability and PUCCH resource unavailable are opposite conditions. If the terminal device determines that the PUCCH resource does not meet the unavailable condition, it determines that the PUCCH resource is available.
- the terminal device may also determine whether the PUCCH resource is available according to whether the PUCCH resource includes the following time domain symbols:
- the time domain symbols occupied by PUCCH resources are uplink symbols.
- Time domain symbols occupied by PUCCH resources do not include downlink symbols, time domain symbols occupied by broadcast channels, and time domain symbols occupied by synchronization channels.
- the terminal device determines that the time domain symbol occupied by the PUCCH resource is any one of the above two cases, it indicates that the PUCCH resource is an available resource.
- the embodiments of the present application only take the feedback information sent in the first time domain unit determined from at least one piece of feedback information as an example for description.
- the at least one feedback information associated with the time domain unit acquired by the terminal device includes feedback information corresponding to multiple SPS PDSCHs, and the HARQ processes carried by the multiple SPS PDSCHs are different.
- An embodiment of the present application provides an information transmission method, in which PUCCH resources that meet requirements are determined according to feedback information associated with a first time-domain unit, and from at least one piece of feedback information, it is determined according to the PUCCH resources that can be sent in the first time-domain unit It ensures that the sent feedback information meets the transmission requirements, and the remaining feedback information does not need to be transmitted, which ensures that the delayed feedback information will not affect the timing relationship of the PDSCH, improves the transmission accuracy of the feedback information, and also improves the transmission stability of the feedback information.
- FIG. 5 illustrates how a terminal device determines feedback information according to at least one piece of feedback information and PUCCH resources as an example.
- the terminal device will also determine feedback information according to a third time domain unit located after the first time domain unit.
- FIG. 7 refers to the embodiment in FIG. 7 :
- the terminal device determines that the feedback information sent in the first time domain unit is empty, determine at least one piece of feedback information associated with the third time domain unit.
- the feedback information sent in the first time domain unit determined by the terminal device through the above steps 510-530 is empty, indicating that the first time domain unit at this time still cannot transmit feedback information, and the terminal device needs to A third time domain unit subsequent to the first time domain unit acquires at least one feedback information associated with the third time domain unit.
- the terminal device determines the first PUCCH resource according to the total number of bits of delayed feedback information and non-postponed feedback information included in at least one piece of feedback information, and the first PUCCH resource is unavailable, the terminal device determines that at the first time The feedback information sent in the domain unit is empty.
- the terminal device determines the first PUCCH resource according to the total number of bits of the delayed feedback information and the non-postponed feedback information included in the at least one piece of feedback information, determines the second PUCCH resource according to the number of bits of the non-postponed feedback information, and the The first PUCCH resource is unavailable, the second PUCCH resource is unavailable, and the terminal device determines that the feedback information sent in the first time domain unit is empty.
- the process for the terminal device to determine at least one piece of feedback information associated with the third time domain unit is similar to step 510, and details are not described herein again.
- the terminal device determines at least one PUCCH resource according to the at least one piece of feedback information.
- the terminal device determines, according to at least one PUCCH resource, feedback information sent in the first time domain unit.
- the steps 720-730 are similar to the above-mentioned steps 520-530, and are not repeated here.
- the feedback information in the case where the feedback information is empty, the feedback information is determined according to the third time domain unit as an example for description.
- the feedback information sent in the first time domain unit if the feedback information sent in the first time domain unit is empty, first determine whether the third time domain unit located after the first time domain unit includes PUCCH resources, and if it does not include PUCCH resources, obtain The fourth time domain unit located after the third time domain unit continues to judge whether the fourth time domain unit includes PUCCH resources, until it is determined that the time domain unit includes PUCCH resources, then step 710 is performed.
- the steps in this embodiment of the present application will be described with reference to FIG. 6 .
- the first time domain unit determined by the terminal equipment is time slot n, and this time slot n is a downlink time slot, and does not include PUCCH resources, this time slot n is skipped.
- the terminal device determines the feedback information associated with time slot n+1, and this time slot n+1 is a downlink time slot, does not include PUCCH resources, and skips time slot n+1.
- the terminal device determines the feedback information associated with time slot n+2, and this time slot n+2 is a downlink time slot, does not include PUCCH resources, and skips time slot n+2.
- the terminal equipment re-determines that the feedback information associated with time slot n+3 includes the feedback information corresponding to SPS PDSCH 0-5, the number of bits is 6, the terminal equipment determines PUCCH resource 2, and the part of the symbols occupied by PUCCH resource 2 is a downlink symbol, indicating that the The PUCCH resource is unavailable because the terminal device determines that the feedback information sent in slot n+3 is empty.
- the terminal equipment determines the feedback information associated with time slot n+4, and this time slot n+4 is a downlink time slot and does not include PUCCH resources, then the terminal equipment determines that the feedback information sent in time slot n+4 is empty, and hops Over time slot n+4.
- the terminal equipment determines that the feedback information associated with time slot n+5 includes the feedback information corresponding to SPS PDSCH 4-8, and the number of bits is 5, determines PUCCH resource 2, and the symbols occupied by PUCCH resource 2 are all uplink symbols, so the terminal equipment It is determined that PUCCH resource 2 is available, and the feedback information of SPS PDSCH 4-8 is sent in slot n+5.
- the terminal device first determines whether the time domain unit located after the first time domain unit includes PUCCH resources, and if not, skips the time domain unit directly, and continues to determine whether the next time domain unit includes PUCCH resources , which can improve the execution efficiency of the terminal device.
- the maximum feedback delay length is 2 time slots as an example, and the description is made in conjunction with FIG. 6 as an example.
- the time slot of the first SPS PDSCH received by the terminal device is time slot n+2, then the feedback information corresponding to the first SPS PDSCH needs to be transmitted in time slot n+3, and the first time domain unit determined by the terminal device is the time slot.
- n+3 and the feedback information associated with time slot n+3 includes the feedback information corresponding to SPS PDSCH 0-5, the number of bits is 6, the terminal equipment determines PUCCH resource 2, and PUCCH resource 2 includes downlink symbols, indicating that the PUCCH resource 2 is not available, so the terminal device determines that the feedback information sent in slot n+3 is empty.
- the terminal device determines the next time slot n+4, and the time slot n+4 does not include the PUCCH resource, indicating that the time slot n+4 cannot send feedback information, and the time slot n+4 is skipped.
- the terminal equipment determines that the feedback information associated with time slot n+5 includes the feedback information corresponding to SPS PDSCH 4-8, the number of bits is 5, and the PUCCH resource 2 is determined, and the symbols occupied by the PUCCH resource 2 are all uplink symbols, so the terminal equipment determines PUCCH resource 2 is available, the feedback information of SPS PDSCH 0-3 is no longer transmitted, and the feedback information of SPS PDSCH 4-8 is transmitted in slot n+5.
- the terminal device will continue to determine the PUCCH resources that meet the requirements according to the feedback information associated with the next time domain unit, and start at least In one piece of feedback information, the feedback information that can be transmitted in the first time domain unit is determined according to the PUCCH resources, to ensure that the transmitted feedback information meets the transmission requirements, and the remaining feedback information does not need to be transmitted, so as to ensure that the feedback information corresponding to the SPS PDSCH can be transmitted to prevent the occurrence of
- the timing relationship of the PDSCH will not be affected due to the delay of the feedback information, the transmission accuracy of the feedback information is improved, and the transmission stability of the feedback information is also improved.
- the embodiments of FIG. 5 and FIG. 7 only take how the terminal device determines the feedback information sent in the first time domain unit as an example for description.
- the network device also determines the feedback information received in the first time domain unit according to at least one piece of feedback information associated with the first time domain unit.
- the method includes:
- the network device determines at least one piece of feedback information associated with the first time domain unit.
- the feedback information includes unpostponed feedback information and delayed feedback information
- the unpostponed feedback information includes feedback information corresponding to the first SPS PDSCH
- the first time domain unit is determined according to the feedback duration for transmitting the first SPS PDSCH corresponding to the PDSCH
- the time domain unit of the feedback information, the delayed feedback information includes the feedback information that is unsuccessfully transmitted in the second time domain unit, and the feedback information that is unsuccessfully transmitted in the second time domain unit is the feedback information corresponding to the second SPS PDSCH
- the first The second time domain unit is a time domain unit determined according to the feedback duration and used for transmitting feedback information corresponding to the second SPS PDSCH, and the second time domain unit is located before the first time domain unit.
- the time domain unit used for transmitting the second SPS PDSCH is before the first time domain unit, and the time domain length separated from the first time domain unit is not greater than the maximum delay length.
- At least one piece of feedback information includes feedback information corresponding to multiple SPS PDSCHs, and the HARQ processes carried by the multiple SPS PDSCHs are different.
- the first time domain unit is a time slot, or the first time domain unit is a subslot, or the first time domain unit is at least one time domain symbol.
- the network device determines at least one PUCCH resource according to the at least one piece of feedback information.
- steps 810-820 are similar to the above-mentioned steps 510-520, and are not repeated here.
- the network device determines, according to at least one PUCCH resource, feedback information received in the first time domain unit.
- the at least one PUCCH resource includes a first PUCCH resource, and the first PUCCH resource is determined according to the total number of bits of non-deferred feedback information and deferred feedback information.
- determining the feedback information received in the first time domain unit according to at least one PUCCH resource includes: if the first PUCCH resource is available, the feedback information received in the first time domain unit includes unpostponed feedback information and postponed feedback information .
- the at least one PUCCH resource includes a first PUCCH resource and a second PUCCH resource
- the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the postponed feedback information
- the second PUCCH resource is determined by the non-postponed feedback information The number of bits is determined.
- determining the feedback information received in the first time domain unit according to the at least one PUCCH resource includes: if the first PUCCH resource is unavailable, the second PUCCH resource is available, and the feedback information received in the first time domain unit includes the unavailability of the second PUCCH resource. Postpone feedback.
- the embodiment of the present application is only described by taking the network device determining that the feedback information received in the first time domain unit is not empty as an example. In another embodiment, if the feedback information sent in the first time domain unit is empty, at least one feedback information associated with the third time domain unit is determined. Wherein, the third time domain unit is located after the first time domain unit.
- the at least one PUCCH resource includes a first PUCCH resource, and the first PUCCH resource is unavailable; wherein the first PUCCH resource is determined according to the total number of bits of non-deferred feedback information and deferred feedback information.
- the at least one PUCCH resource includes a first PUCCH resource and a second PUCCH resource, and the first PUCCH resource is unavailable; wherein the first PUCCH resource is determined according to the total number of bits of the non-deferred feedback information and the deferred feedback information , the second PUCCH resource is determined according to the number of bits of the non-postponed feedback information.
- the unavailability of PUCCH resources includes:
- step 830 is similar to the processes of step 530 and steps 710-730 above, and details are not repeated here.
- FIG. 8 in the present application may be combined with the above-mentioned embodiment of FIG. 5 or FIG. 7 , which is not limited in the present application.
- An embodiment of the present application provides an information transmission method, wherein a PUCCH resource that meets the requirements is determined according to feedback information associated with a first time domain unit, and from at least one piece of feedback information, it is determined according to the PUCCH resource that it can be transmitted in the first time domain unit
- the feedback information ensures that the transmitted feedback information meets the transmission requirements, and the remaining feedback information does not need to be transmitted, which ensures that the delayed feedback information will not affect the timing relationship of the PDSCH, improves the transmission accuracy of the feedback information, and also improves the transmission stability of the feedback information.
- FIG. 9 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application, which is applied to the terminal device shown in FIG. 4 , and the method includes at least part of the following contents:
- the terminal device receives the first SPS PDSCH through the first time domain unit.
- the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit.
- the second time-domain unit is a time-domain unit after the feedback information corresponding to the first SPS PDSCH is delayed in transmission, or, it is a time-domain unit in which the feedback information corresponding to the first SPS PDSCH is not delayed in transmission.
- the network device sends the first SPS PDSCH to the terminal device through the first time domain unit, and the terminal device receives the first SPS PDSCH through the first time domain unit.
- the time domain unit located before the second time domain unit includes a third time domain unit, and the second SPS PDSCH carries the first HARQ process, perform invalidation processing on the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH .
- the third time domain unit is used to transmit the second SPS PDSCH.
- the terminal device receives the first SPS PDSCH in the first time domain unit, and the time domain unit for sending the feedback information corresponding to the first SPS PDSCH is the second time domain unit, then in the second time domain unit before the time domain unit, if there is a second SPS PDSCH that is the same as the HARQ process carried by the first SPS PDSCH, the terminal device, in order to prevent the occurrence of timing confusion, performs invalidation processing on the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH.
- the feedback information corresponding to the first SPS PDSCH by the terminal device includes: clearing the feedback information corresponding to the first SPS PDSCH.
- the feedback information corresponding to the terminal device clearing the first SPS PDSCH can also be replaced with any of the following:
- the terminal device discards the feedback information corresponding to the first SPS PDSCH.
- the terminal device cancels the feedback information corresponding to the first SPS PDSCH.
- the terminal device skips the feedback information corresponding to the first SPS PDSCH.
- the terminal device does not store the feedback information corresponding to the first SPS PDSCH.
- two SPS PDSCHs are configured in each time slot in time slot n-n+3, and the two SPS PDSCH in time slot n respectively carry HARQ process 0 and HARQ process 7, when The two SPS PDSCHs in slot n+1 carry HARQ process 1 and HARQ process 8 respectively, the two SPS PDSCHs in slot n+2 carry HARQ process 2 and HARQ process 0 respectively, and the two SPS PDSCHs in slot n+3 carry HARQ process 2 and HARQ process 0 respectively.
- SPS PDSCH carries HARQ process 3 and HARQ process 1 respectively.
- the terminal device needs to perform invalidation processing on the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH.
- the terminal device performing failure processing on the second SPS PDSCH includes: the terminal device does not receive the second SPS PDSCH on the third time domain unit.
- the terminal device if the terminal device receives the dynamically scheduled PDSCH before the second time domain unit, and the dynamically scheduled PDSCH carries the second HARQ process, the terminal device transmits the corresponding feedback according to the received dynamically scheduled PDSCH information, there is no need to perform step 920 again.
- the terminal device will determine the second time domain unit for transmitting the corresponding feedback information according to the SPS PDSCH received in the first time domain unit, and if there is a second time domain unit that is located before the second time domain unit and is the same as the second time domain unit
- the SPS PDSCH carries the third time domain unit of the same HARQ process, and the feedback information corresponding to the SPS PDSCH received in the first time domain unit has not been transmitted, and the second SPS PDSCH carrying the same HARQ process cannot be received.
- the feedback information corresponding to one SPS PDSCH or the second SPS PDSCH is invalidated to prevent the problem of PDSCH timing confusion caused by carrying the same HARQ process, improve the transmission accuracy of the feedback information, and also improve the transmission stability of the feedback information.
- FIG. 9 illustrates the process of how the terminal device performs failure processing on the feedback information corresponding to the SPS PDSCH or the second SPS PDSCH, and the network device also determines how the terminal device performs the feedback information corresponding to the SPS PDSCH or the second SPS PDSCH. Failure processing, and then determine how to perform the subsequent process, the following FIG. 11 shows a flowchart of an information transmission method provided by an exemplary embodiment of the present application, referring to FIG. 11, the method includes:
- the network device sends the first SPS PDSCH through the first time domain unit.
- the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit.
- step 1110 is similar to the above-mentioned step 910, and details are not repeated here.
- the network device determines the feedback information corresponding to the first SPS PDSCH or the second time domain unit. SPS PDSCH is invalid.
- the second SPS PDSCH carries the first HARQ process.
- the network device sends the first SPS PDSCH in the first time domain unit, and the time domain unit that receives the feedback information corresponding to the first SPS PDSCH is the second time domain unit, then in the second time domain unit before the domain unit, if there is a second SPS PDSCH that is the same as the HARQ process carried by the first SPS PDSCH, in order to prevent the timing confusion problem from occurring, the terminal device and the For PDSCH failure processing, the network device needs to determine the feedback information or SPS PDSCH that the terminal device has failed processing.
- the network device determining that the second SPS PDSCH is invalid includes: the network device will not send the second SPS PDSCH on the third time domain unit.
- the terminal device After the terminal device performs invalidation processing on the feedback information corresponding to the first SPS PDSCH, the terminal device sends other feedback information except for the invalidation processing in the second time domain unit, and the network device is in the second time domain unit. Receive feedback information sent by the terminal device.
- the network device if the network device sends the dynamically scheduled PDSCH before the second time domain unit, and the dynamically scheduled PDSCH carries the second HARQ process, the network device receives corresponding feedback according to the received dynamically scheduled PDSCH information, there is no need to perform step 1120 again.
- the network device will determine the second time domain unit for transmitting the corresponding feedback information according to the SPS PDSCH sent in the first time domain unit, and if there is a second time domain unit that is located before the second time domain unit and is consistent with the SPS
- the PDSCH carries the third time domain unit of the same HARQ process, and the feedback information corresponding to the SPS PDSCH received in the first time domain unit has not been transmitted, and the second SPS PDSCH carrying the same HARQ process cannot be received.
- the feedback information corresponding to the PDSCH or the second SPS PDSCH is invalid, which prevents the PDSCH timing disorder caused by carrying the same HARQ process, improves the transmission accuracy of the feedback information, and also improves the transmission stability of the feedback information.
- FIG. 12 shows a block diagram of an information transmission apparatus provided by an exemplary embodiment of the present application.
- the apparatus is set in a terminal device, and the apparatus includes:
- An information determination module 1201 configured to determine at least one feedback information associated with the first time domain unit, the at least one feedback information includes unpostponed feedback information and postponed feedback information, and the unpostponed feedback information includes feedback information corresponding to the first SPS PDSCH,
- the first time domain unit is a time domain unit determined according to the feedback duration for transmitting the feedback information corresponding to the first SPS PDSCH, and the delayed feedback information includes the feedback information that is not successfully transmitted in the second time domain unit.
- the feedback information that is not successfully transmitted in the unit is the feedback information corresponding to the second SPS PDSCH
- the second time domain unit is a time domain unit determined according to the feedback duration for transmitting the feedback information corresponding to the second SPS PDSCH, and the second time domain unit before the first time domain unit;
- a resource determination module 1202 configured to determine at least one PUCCH resource according to at least one piece of feedback information
- the information determining module 1201 is further configured to determine the feedback information sent in the first time domain unit according to at least one PUCCH resource.
- the at least one PUCCH resource includes a first PUCCH resource, and the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the postponed feedback information.
- the information determination module 1201 is configured to, if the first PUCCH resource is available, in The feedback information sent in the first time domain unit includes unpostponed feedback information and postponed feedback information.
- the information determination module 1201 is configured to, if the first PUCCH resource is unavailable, the second PUCCH resource is available, and the feedback information sent in the first time domain unit includes the non-postponed feedback information.
- the apparatus further includes:
- the clearing module 1203 is used to clear the delayed feedback information.
- the information determination module 1201 is configured to determine at least one piece of feedback information associated with the third time domain unit if the feedback information sent in the first time domain unit is empty;
- the third time domain unit is located after the first time domain unit.
- the feedback information sent in the first time domain unit is empty, including:
- At least one PUCCH resource includes a first PUCCH resource, and the first PUCCH resource is unavailable;
- the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the delayed feedback information.
- the feedback information sent in the first time domain unit is empty, including:
- the at least one PUCCH resource includes a first PUCCH resource and a second PUCCH resource, and the first PUCCH resource is unavailable, the second PUCCH resource is unavailable;
- the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the delayed feedback information
- the second PUCCH resource is determined according to the number of bits of the non-postponed feedback information
- the time domain unit used for transmitting the second SPS PDSCH is before the first time domain unit, and the time domain length separated from the first time domain unit is not greater than the maximum delay length.
- the unavailability of PUCCH resources includes:
- At least one piece of feedback information includes feedback information corresponding to multiple SPS PDSCHs, and the HARQ processes carried by the multiple SPS PDSCHs are different.
- the first time domain unit is a time slot, or the first time domain unit is a subslot, or the first time domain unit is at least one time domain symbol.
- FIG. 14 shows a block diagram of an information transmission apparatus provided by an exemplary embodiment of the present application.
- the apparatus is set in a network device, and the apparatus includes:
- An information determination module 1401 configured to determine at least one feedback information associated with the first time domain unit, the at least one feedback information includes unpostponed feedback information and postponed feedback information, and the unpostponed feedback information includes feedback information corresponding to the first SPS PDSCH,
- the first time domain unit is a time domain unit determined according to the feedback duration for transmitting the feedback information corresponding to the first SPS PDSCH, and the delayed feedback information includes the feedback information that is not successfully transmitted in the second time domain unit.
- the feedback information that is not successfully transmitted in the unit is the feedback information corresponding to the second SPS PDSCH
- the second time domain unit is a time domain unit determined according to the feedback duration for transmitting the feedback information corresponding to the second SPS PDSCH, and the second time domain unit before the first time domain unit;
- a resource determination module 1402 configured to determine at least one PUCCH resource according to at least one piece of feedback information
- the information determination module 1401 is configured to determine the feedback information received in the first time domain unit according to at least one PUCCH resource.
- the at least one PUCCH resource includes a first PUCCH resource, and the first PUCCH resource is determined according to the total number of bits of non-deferred feedback information and deferred feedback information;
- the information determination module 1401 is configured to, if the first PUCCH resource is available, the feedback information received in the first time domain unit includes unpostponed feedback information and postponed feedback information.
- the at least one PUCCH resource includes a first PUCCH resource and a second PUCCH resource
- the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the postponed feedback information
- the second PUCCH resource is determined according to the total number of bits of the non-postponed feedback information. The number of bits is determined
- the information determination module 1401 is used for if the first PUCCH resource is unavailable, the second PUCCH resource is available, and the feedback information received in the first time domain unit includes the unpostponed feedback information.
- the information determination module 1401 is configured to determine at least one piece of feedback information associated with the third time domain unit if the feedback information sent in the first time domain unit is empty;
- the third time domain unit is located after the first time domain unit.
- the feedback information sent in the first time domain unit is empty, including:
- At least one PUCCH resource includes a first PUCCH resource, and the first PUCCH resource is unavailable;
- the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the delayed feedback information.
- the feedback information sent in the first time domain unit is empty, including:
- At least one PUCCH resource includes a first PUCCH resource and a second PUCCH resource, and the first PUCCH resource is unavailable;
- the first PUCCH resource is determined according to the total number of bits of the non-postponed feedback information and the delayed feedback information
- the second PUCCH resource is determined according to the number of bits of the non-postponed feedback information
- the time domain unit used for transmitting the second SPS PDSCH is before the first time domain unit, and the time domain length separated from the first time domain unit is not greater than the maximum delay length.
- the unavailability of PUCCH resources includes:
- At least one piece of feedback information includes feedback information corresponding to multiple SPS PDSCHs, and the HARQ processes carried by the multiple SPS PDSCHs are different.
- the first time domain unit is a time slot, or the first time domain unit is a subslot, or the first time domain unit is at least one time domain symbol.
- FIG. 15 shows a block diagram of an information transmission apparatus provided by an exemplary embodiment of the present application.
- the apparatus is set in a terminal device, and the apparatus includes:
- the receiving module 1501 is configured to receive the first SPS PDSCH through the first time domain unit, the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit;
- the processing module 1502 is configured to include a third time domain unit in the time domain unit located before the second time domain unit, and the third time domain unit is used to transmit the second SPS PDSCH, and the second SPS PDSCH carries the first HARQ process, Perform invalidation processing on the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH.
- the receiving module 1501 is configured to receive the dynamically scheduled PDSCH before the second time domain unit, and the dynamically scheduled PDSCH carries the second HARQ process.
- the processing module 1502 is configured to clear the feedback information corresponding to the first SPS PDSCH.
- FIG. 16 shows a block diagram of an information transmission apparatus provided by an exemplary embodiment of the present application.
- the apparatus is set in a network device, and the apparatus includes:
- a sending module 1601 configured to send the first SPS PDSCH through the first time domain unit, the first SPS PDSCH carries the first HARQ process, and the feedback information corresponding to the first SPS PDSCH is transmitted through the second time domain unit;
- Determining module 1602 for if the time domain unit located before the second time domain unit includes a third time domain unit, and the third time domain unit is used to transmit the second SPS PDSCH, the second SPS PDSCH carries the first HARQ process, It is determined that the feedback information corresponding to the first SPS PDSCH or the second SPS PDSCH is invalid.
- the apparatus further includes:
- the sending module 1601 is configured to send the dynamically scheduled PDSCH before the second time domain unit, and the dynamically scheduled PDSCH carries the second HARQ process.
- the apparatus further includes:
- a receiving module 1603, configured to receive at least one piece of feedback information in the second time domain unit.
- FIG. 18 shows a schematic structural diagram of a communication device provided by an exemplary embodiment of the present application.
- the communication device includes: a processor 1801 , a receiver 1802 , a transmitter 1803 , a memory 1804 , and a bus 1805 .
- the processor 1801 includes one or more processing cores, and the processor 1801 executes various functional applications and information processing by running software programs and modules.
- the receiver 1802 and the transmitter 1803 may be implemented as a communication component, which may be a communication chip.
- the memory 1804 is connected to the processor 1801 through the bus 1805.
- the memory 1804 may be configured to store at least one program code, and the processor 1801 is configured to execute the at least one program code, so as to implement the various steps in the above method embodiments.
- Memory 1804 may be implemented by any type or combination of volatile or non-volatile storage devices including, but not limited to: magnetic or optical disks, electrically erasable programmable read-only Memory (EEPROM), Erasable Programmable Read Only Memory (EPROM), Static Anytime Access Memory (SRAM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Programmable Read Only Memory (PROM).
- EEPROM electrically erasable programmable read-only Memory
- EPROM Erasable Programmable Read Only Memory
- SRAM Static Anytime Access Memory
- ROM Read Only Memory
- Magnetic Memory Magnetic Memory
- Flash Memory Programmable Read Only Memory
- a computer-readable storage medium in which executable program code is stored, and the executable program code is loaded and executed by the processor to implement the above
- the method embodiment provides an information transmission method performed by a communication device.
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Abstract
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Claims (57)
- 一种信息传输方法,其特征在于,应用于终端设备,所述方法包括:确定与第一时域单元关联的至少一个反馈信息,所述至少一个反馈信息中包括未推迟反馈信息和推迟反馈信息,所述未推迟反馈信息包括第一SPS PDSCH对应的反馈信息,所述第一时域单元为根据反馈时长确定的用于传输所述第一SPS PDSCH对应的反馈信息的时域单元,所述推迟反馈信息包括在第二时域单元内未成功传输的反馈信息,所述在第二时域单元内未成功传输的反馈信息为第二SPS PDSCH对应的反馈信息,所述第二时域单元为根据反馈时长确定的用于传输所述第二SPS PDSCH对应的反馈信息的时域单元,所述第二时域单元位于所述第一时域单元之前;根据所述至少一个反馈信息,确定至少一个PUCCH资源;根据所述至少一个PUCCH资源,确定在所述第一时域单元内发送的反馈信息。
- 根据权利要求1所述的方法,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定;其中,所述根据所述至少一个PUCCH资源,确定在所述第一时域单元内传输的反馈信息,包括:若所述第一PUCCH资源可用,所述在所述第一时域单元内发送的反馈信息包括所述未推迟反馈信息和所述推迟反馈信息。
- 根据权利要求1所述的方法,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源根据所述未推迟反馈信息的比特数目确定;其中,所述根据所述至少一个PUCCH资源确定在所述第一时域单元内传输的反馈信息,包括:若所述第一PUCCH资源不可用,所述第二PUCCH资源可用,所述在所述第一时域单元内发送的反馈信息包括所述未推迟反馈信息。
- 根据权利要求3所述的方法,其特征在于,所述方法还包括:清除所述推迟反馈信息。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述方法还包括:若在所述第一时域单元内发送的反馈信息为空,确定与第三时域单元关联的至少一个反馈信息;其中,所述第三时域单元位于所述第一时域单元之后。
- 根据权利要求5所述的方法,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:所述至少一个PUCCH资源包括第一PUCCH资源,且所述第一PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定。
- 根据权利要求5所述的方法,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:若所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,且所述第一PUCCH资源不可用,所述第二PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源根据所述未推迟反馈信息的比特数目确定。
- 根据权利要求1-7任一项所述的方法,其特征在于,用于传输所述第二SPS PDSCH的时域单元在所述第一时域单元之前,且与所述第一时域单元之间的相隔时域长度不大于最大延迟长度。
- 根据权利要求3-7任一项所述的方法,其特征在于,PUCCH资源不可用包括:PUCCH资源占有的时域符号包括如下情况中的至少一种:下行时域符号;灵活时域符号;广播信道占用的时域符号;同步信道占用的时域符号;下行参考符号占用的时域符号;控制信道占用的时域符号;网络设备预配置的时域符号。
- 根据权利要求1-9任一项所述的方法,其特征在于,所述至少一个反馈信息中包括多个SPS PDSCH对应的反馈信息,所述多个SPS PDSCH承载的HARQ进程不同。
- 根据权利要求1-10任一项所述的方法,其特征在于,所述第一时域单元为时隙,或者,所述第一时域单元为子时隙,或者,所述第一时域单元为至少一个时域符号。
- 一种信息传输方法,其特征在于,应用于网络设备,所述方法包括:确定与第一时域单元关联的至少一个反馈信息,所述至少一个反馈信息中包括未推迟反馈信息和推迟反馈信息,所述未推迟反馈信息包括第一SPS PDSCH对应的反馈信息,所述第一时域单元为根据反馈时长确定的用于传输所述第一SPS PDSCH对应的反馈信息的时域单元,所述推迟反馈信息包括在第二时域单元内未成功传输的反馈信息,所述在第二时域单元内未成功传输的反馈信息为第二SPS PDSCH对应的反馈信息,所述第二时域单元为根据反馈时长确定的用于传输所述第二SPS PDSCH对应的反馈信息的时域单元,所述第二时域单元位于所述第一时域单元之前;根据所述至少一个反馈信息,确定至少一个PUCCH资源;根据所述至少一个PUCCH资源,确定在所述第一时域单元内接收的反馈信息。
- 根据权利要求12所述的方法,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定;其中,所述根据所述至少一个PUCCH资源,确定在所述第一时域单元内接收的反馈信息,包括:若所述第一PUCCH资源可用,所述在所述第一时域单元内接收的反馈信息包括所述未推迟反馈信息和所述推迟反馈信息。
- 根据权利要求12所述的方法,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源根据所述未推迟反馈信息的比特数目确定;其中,所述根据所述至少一个PUCCH资源,确定在所述第一时域单元内接收的反馈信息,包括:若所述第一PUCCH资源不可用,所述第二PUCCH资源可用,所述在所述第一时域单元内接收的反馈信息包括所述未推迟反馈信息。
- 根据权利要求12-14任一项所述的方法,其特征在于,所述方法还包括:若在所述第一时域单元内发送的反馈信息为空,确定与第三时域单元关联的至少一个反馈信息;其中,所述第三时域单元位于所述第一时域单元之后。
- 根据权利要求15所述的方法,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:所述至少一个PUCCH资源包括第一PUCCH资源,且所述第一PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定。
- 根据权利要求15所述的方法,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,且所述第一PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源根据所述未推迟反馈信息的比特数目确定。
- 根据权利要求12-17任一项所述的方法,其特征在于,用于传输所述第二SPS PDSCH的时域单元在所述第一时域单元之前,且与所述第一时域单元之间的相隔时域长度不大于最大延迟长度。
- 根据权利要求14-18任一项所述的方法,其特征在于,PUCCH资源不可用包括:PUCCH资源占有的时域符号包括如下情况中的至少一种:下行时域符号;灵活时域符号;广播信道占用的时域符号;同步信道占用的时域符号;下行参考符号占用的时域符号;控制信道占用的时域符号;网络设备预配置的时域符号。
- 根据权利要求12-21任一项所述的方法,其特征在于,所述至少一个反馈信息中包括多个SPS PDSCH对应的反馈信息,所述多个SPS PDSCH承载的HARQ进程不同。
- 根据权利要求12-20任一项所述的方法,其特征在于,所述第一时域单元为时隙,或者,所述第一时域单元为子时隙,或者,所述第一时域单元为至少一个时域符号。
- 一种信息传输方法,其特征在于,应用于终端设备,所述方法包括:通过第一时域单元接收第一SPS PDSCH,所述第一SPS PDSCH承载第一HARQ进程,所述第一SPS PDSCH对应的反馈信息通过第二时域单元传输;若位于所述第二时域单元之前的时域单元中包括第三时域单元,且所述第三时域单元用于传输第二SPS PDSCH,所述第二SPS PDSCH承载所述第一HARQ进程,对所述第一SPS PDSCH对应的反馈信息或所述第二SPS PDSCH进行失效处理。
- 根据权利要求22所述的方法,其特征在于,所述方法还包括:在所述第二时域单元之前,接收动态调度PDSCH,且所述动态调度PDSCH承载第二HARQ进程。
- 根据权利要求22所述的方法,其特征在于,所述对所述第一SPS PDSCH对应的反馈信息或所述第二SPS PDSCH进行失效处理,包括:清除所述第一SPS PDSCH对应的反馈信息。
- 一种信息传输方法,其特征在于,应用于网络设备,所述方法包括:通过第一时域单元发送第一SPS PDSCH,所述第一SPS PDSCH承载第一HARQ进程,所述第一SPS PDSCH对应的反馈信息通过第二时域单元传输;若位于所述第二时域单元之前的时域单元中包括第三时域单元,且所述第三时域单元用于传输第二SPS PDSCH,所述第二SPS PDSCH承载所述第一HARQ进程,确定所述第一SPS PDSCH对应的反馈信息或所述第二SPS PDSCH失效。
- 根据权利要求25所述的方法,其特征在于,所述方法还包括:在所述第二时域单元之前,发送动态调度PDSCH,且所述动态调度PDSCH承载第二HARQ进程。
- 根据权利要求25所述的方法,其特征在于,所述方法还包括:在所述第二时域单元内接收至少一个反馈信息。
- 一种信息传输装置,其特征在于,设置在终端设备中,所述装置包括:信息确定模块,用于确定与第一时域单元关联的至少一个反馈信息,所述至少一个反馈信息中包括未推迟反馈信息和推迟反馈信息,所述未推迟反馈信息包括第一SPS PDSCH对应的反馈信息,所述第一时域单元为根据反馈时长确定的用于传输所述第一SPS PDSCH对应的反馈信息的时域单元,所述推迟反馈信息包括在第二时域单元内未成功传输的反馈信息,所述在第二时域单元内未成功传输的反馈信息为第二SPS PDSCH对应的反馈信息,所述第二时域单元为根据反馈时长确定的用于传输所述第二SPS PDSCH对应的反馈信息的时域单元,所述第二时域单元位于所述第一时域单元之前;资源确定模块,用于根据所述至少一个反馈信息,确定至少一个PUCCH资源;所述信息确定模块,还用于根据所述至少一个PUCCH资源,确定在所述第一时域单元内发送的反馈信息。
- 根据权利要求28所述的装置,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述信息确定模块,用于若所述第一PUCCH资源可用,所述在所述第一时域单元内发送的反馈信息包括所述未推迟反馈信息和所述推迟反馈信息。
- 根据权利要求28所述的装置,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,所述第一PUCCH资源是根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源是根据所述未推迟反馈信息的比特数目确定,所述信息确定模块,用于若所述第一PUCCH资源不可用,所述第二PUCCH资源可用,所述在所述第一时域单元内发送的反馈信息包括所述未推迟反馈信息。
- 根据权利要求30所述的装置,其特征在于,所述装置还包括:清除模块,用于清除所述推迟反馈信息。
- 根据权利要求28-31任一项所述的装置,其特征在于,所述信息确定模块,用于若在所述第一时域单元内发送的反馈信息为空,确定与第三时域单元关联的至少一个反馈信息;其中,所述第三时域单元位于所述第一时域单元之后。
- 根据权利要求32所述的装置,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:所述至少一个PUCCH资源包括第一PUCCH资源,且所述第一PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定。
- 根据权利要求32所述的装置,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:若所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,且所述第一PUCCH资源不可用,所述第二PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述 第二PUCCH资源根据所述未推迟反馈信息的比特数目确定。
- 根据权利要求28-34任一项所述的装置,其特征在于,用于传输所述第二SPS PDSCH的时域单元在所述第一时域单元之前,且与所述第一时域单元之间的相隔时域长度不大于最大延迟长度。
- 根据权利要求30-34任一项权利要求所述的装置,其特征在于,PUCCH资源不可用包括:PUCCH资源占有的时域符号包括如下情况中的至少一种:下行时域符号;灵活时域符号;广播信道占用的时域符号;同步信道占用的时域符号;下行参考符号占用的时域符号;控制信道占用的时域符号;网络设备预配置的时域符号。
- 根据权利要求28-36任一项权利要求所述的装置,其特征在于,所述至少一个反馈信息中包括多个SPS PDSCH对应的反馈信息,所述多个SPS PDSCH承载的HARQ进程不同。
- 根据权利要求28-37任一权利要求所述的装置,其特征在于,所述第一时域单元为时隙,或者,所述第一时域单元为子时隙,或者,所述第一时域单元为至少一个时域符号。
- 一种信息传输装置,其特征在于,设置在网络设备中,所述装置包括:信息确定模块,用于确定与第一时域单元关联的至少一个反馈信息,所述至少一个反馈信息中包括未推迟反馈信息和推迟反馈信息,所述未推迟反馈信息包括第一SPS PDSCH对应的反馈信息,所述第一时域单元为根据反馈时长确定的用于传输所述第一SPS PDSCH对应的反馈信息的时域单元,所述推迟反馈信息包括在第二时域单元内未成功传输的反馈信息,所述在第二时域单元内未成功传输的反馈信息为第二SPS PDSCH对应的反馈信息,所述第二时域单元为根据反馈时长确定的用于传输所述第二SPS PDSCH对应的反馈信息的时域单元,所述第二时域单元位于所述第一时域单元之前;资源确定模块,用于根据所述至少一个反馈信息,确定至少一个PUCCH资源;所述信息确定模块,用于根据所述至少一个PUCCH资源,确定在所述第一时域单元内接收的反馈信息。
- 根据权利要求39所述的装置,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定;其中,所述信息确定模块,用于若所述第一PUCCH资源可用,所述在所述第一时域单元内接收的反馈信息包括所述未推迟反馈信息和所述推迟反馈信息。
- 根据权利要求39所述的装置,其特征在于,所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源根据所述未推迟反馈信息的比特数目确定;其中,所述信息确定模块,用于若所述第一PUCCH资源不可用,所述第二PUCCH资源可用,所述在所述第一时域单元内接收的反馈信息包括所述未推迟反馈信息。
- 根据权利要求39-41任一项所述的装置,其特征在于,所述信息确定模块,用于若在所述第一时域单元内发送的反馈信息为空,确定与第三时域单元关联的至少一个反馈信息;其中,所述第三时域单元位于所述第一时域单元之后。
- 根据权利要求42所述的装置,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:所述至少一个PUCCH资源包括第一PUCCH资源,且所述第一PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定。
- 根据权利要求42所述的装置,其特征在于,所述在所述第一时域单元内发送的反馈信息为空,包括:所述至少一个PUCCH资源包括第一PUCCH资源和第二PUCCH资源,且所述第一PUCCH资源不可用;其中,所述第一PUCCH资源根据所述未推迟反馈信息和所述推迟反馈信息的总比特数目确定,所述第二PUCCH资源根据所述未推迟反馈信息的比特数目确定。
- 根据权利要求39-44任一项所述的装置,其特征在于,用于传输所述第二SPS PDSCH的时域单元在所述第一时域单元之前,且与所述第一时域单元之间的 相隔时域长度不大于最大延迟长度。
- 根据权利要求41-44任一项所述的装置,其特征在于,PUCCH资源不可用包括:PUCCH资源占有的时域符号包括如下情况中的至少一种:下行时域符号;灵活时域符号;广播信道占用的时域符号;同步信道占用的时域符号;下行参考符号占用的时域符号;控制信道占用的时域符号;网络设备预配置的时域符号。
- 根据权利要求39-46任一项所述的装置,其特征在于,所述至少一个反馈信息中包括多个SPS PDSCH对应的反馈信息,所述多个SPS PDSCH承载的HARQ进程不同。
- 根据权利要求39-47任一项所述的装置,其特征在于,所述第一时域单元为时隙,或者,所述第一时域单元为子时隙,或者,所述第一时域单元为至少一个时域符号。
- 一种信息传输装置,其特征在于,设置在终端设备中,所述装置包括:接收模块,用于通过第一时域单元接收第一SPS PDSCH,所述第一SPS PDSCH承载第一HARQ进程,所述第一SPS PDSCH对应的反馈信息通过第二时域单元传输;处理模块,用于若位于所述第二时域单元之前的时域单元中包括第三时域单元,且所述第三时域单元用于传输第二SPS PDSCH,所述第二SPS PDSCH承载所述第一HARQ进程,对所述第一SPS PDSCH对应的反馈信息或所述第二SPS PDSCH进行失效处理。
- 根据权利要求49所述的装置,其特征在于,所述装置还包括:接收模块,用于在所述第二时域单元之前,接收动态调度PDSCH,且所述动态调度PDSCH承载第二HARQ进程。
- 根据权利要求49所述的装置,其特征在于,所述处理模块,用于清除所述第一SPS PDSCH对应的反馈信息。
- 一种信息传输装置,其特征在于,应用于网络设备,所述装置包括:发送模块,用于通过第一时域单元发送第一SPS PDSCH,所述第一SPS PDSCH承载第一HARQ进程,所述第一SPS PDSCH对应的反馈信息通过第二时域单元传输;确定模块,用于若位于所述第二时域单元之前的时域单元中包括第三时域单元,且所述第三时域单元用于传输第二SPS PDSCH,所述第二SPS PDSCH承载所述第一HARQ进程,确定所述第一SPS PDSCH对应的反馈信息或所述第二SPS PDSCH失效。
- 根据权利要求52所述的装置,其特征在于,所述装置还包括:所述发送模块,用于在所述第二时域单元之前,发送动态调度PDSCH,且所述动态调度PDSCH承载第二HARQ进程。
- 根据权利要求53所述的装置,其特征在于,所述装置还包括:接收模块,用于在所述第二时域单元内接收至少一个反馈信息。
- 一种终端设备,其特征在于,所述终端设备包括:处理器;与所述处理器相连的收发器;用于存储所述处理器的可执行程序代码的存储器;其中,所述处理器被配置为加载并执行所述可执行程序代码以实现如权利要求1至11或权利要求22至24任一所述的信息传输方法。
- 一种网络设备,其特征在于,所述网络设备包括:处理器;与所述处理器相连的收发器;用于存储所述处理器的可执行程序代码的存储器;其中,所述处理器被配置为加载并执行所述可执行程序代码以实现如权利要求12至21或权利要求25至27任一所述的信息传输方法。
- 一种计算机可读存储介质,其特征在于,所述可读存储介质中存储有可执行程序代码,所述可执行程序代码由所述处理器加载并执行以实现如权利要求1至27任一所述的信息传输方法。
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