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EP-3952172-B1 - INFORMATION TRANSMISSION METHOD AND DEVICE, INFORMATION DETERMINATION METHOD AND DEVICE, SIGNALING INFORMATION TRANSMISSION METHOD AND DEVICE, PARAMETER ACQUISITION METHOD AND DEVICE, AND STORAGE MEDIUM

EP3952172B1EP 3952172 B1EP3952172 B1EP 3952172B1EP-3952172-B1

Inventors

  • ZHANG, SHUJUAN
  • LU, ZHAOHUA
  • WANG, Xiyu
  • JIANG, Chuangxin
  • XIAO, HUAHUA
  • HE, ZHEN

Dates

Publication Date
20260513
Application Date
20200324

Claims (11)

  1. An information transmission method, comprising: determining second information including a frequency domain bandwidth set of N frequency domain bandwidth sets; determining a hybrid automatic repeat request acknowledge, HARQ-ACK, codebook of N HARQ-ACK codebooks to be transmitted according to the second information; and transmitting the determined HARQ-ACK codebook; wherein the second information is determined according to a control channel resource group to which a downlink control channel resource belongs, and a relationship between the control channel resource group and the frequency domain bandwidth set, wherein the control channel resource group is one of N downlink control channel resource groups, and the N downlink control channel resource groups and the N frequency domain bandwidth sets have one to one mapping relationship, wherein the N HARQ-ACK codebooks comprise acknowledgement information of N sets of physical downlink shared channels, PDSCHs, wherein each of the N HARQ-ACK codebooks comprises acknowledgement information of one set of the N sets of PDSCHs, wherein each PDSCH of the one set of PDSCHs is scheduled by a control channel in one downlink control channel resource group of the N downlink control channel resource groups, wherein the second information is one of N sets of second information, and each of the N sets of second information corresponds to one of the N HARQ-ACK codebooks, wherein N is an integer greater than or equal to 2.
  2. The method of claim 1, wherein the control channel resource comprises a downlink control channel resource.
  3. The method of claim 1, wherein the relationship between the control channel resource group and the frequency domain bandwidth set includes a first correspondence between the control channel resource group and the frequency domain bandwidth set.
  4. The method of claim 1, wherein each PDSCH of the one set of PDSCHs is in a frequency domain bandwidth in one frequency domain bandwidth set of the N frequency domain bandwidth sets and is scheduled by a control channel in one downlink control channel resource group of the N downlink control channel resource groups, wherein the one downlink control channel resource group corresponds to the one frequency domain bandwidth set.
  5. The method of claim 4, wherein the one downlink control channel resource group corresponds to the one frequency domain bandwidth set in that each frequency domain bandwidth in the frequency domain bandwidth set includes configuration about the one downlink control channel resource group.
  6. An information transmission device, comprising a processor and a computer-readable storage medium; wherein the computer-readable storage medium stores an instruction, and the instruction, when executed by the processor, implements an information transmission method comprising: determining second information including a frequency domain bandwidth set of N frequency domain bandwidth sets; determining a hybrid automatic repeat request acknowledge, HARQ-ACK, codebook of N HARQ-ACK codebooks to be transmitted according to the second information; and transmitting the HARQ-ACK codebook, wherein the second information is determined according to a control channel resource group to which a downlink control channel resource belongs, and a relationship between the control channel resource group and the frequency domain bandwidth set, wherein the control channel resource group is one of N downlink control channel resource groups, and the N downlink control channel resource groups and the N frequency domain bandwidth sets have one to one mapping relationship, wherein the N HARQ-ACK codebooks comprise acknowledgement information of N sets of physical downlink shared channels, PDSCHs, wherein each of the N HARQ-ACK codebooks comprises acknowledgement information of one set of the N sets of PDSCHs, wherein each PDSCH of the one set of PDSCHs is scheduled by a control channel in one downlink control channel resource group of the N downlink control channel resource groups, wherein the second information is one of N sets of second information, and each of the N sets of second information corresponds to one of the N HARQ-ACK codebooks, wherein N is an integer greater than or equal to 2.
  7. The device of claim 6, wherein the control channel resource includes a downlink control channel resource.
  8. The device of claim 6, wherein the relationship between the control channel resource group and the frequency domain bandwidth set includes a first correspondence between the control channel resource group and the frequency domain bandwidth set.
  9. The method of claim 6, wherein each PDSCH of the one set of PDSCHs is in a frequency domain bandwidth in one frequency domain bandwidth set of the N frequency domain bandwidth sets and is scheduled by a control channel in one downlink control channel resource group of the N downlink control channel resource groups, wherein the one downlink control channel resource group corresponds to the one frequency domain bandwidth set.
  10. The method of claim 9, wherein the one downlink control channel resource group corresponds to the one frequency domain bandwidth set in that each frequency domain bandwidth in the frequency domain bandwidth set includes configuration about the one downlink control channel resource group.
  11. A computer-readable storage medium storing a computer program, wherein the computer program, when executed by a processor, causes the processor to implement the method of any one of claims 1 to 5.

Description

The present application claims priority to Chinese Patent Application No. 201910245823.3, filed with the China National Intellectual Property Administration (CNIPA) on Mar. 28, 2019. TECHNICAL FIELD Embodiments of the present disclosure relate to communication technologies, for example, an information transmission method and device, an information determination method and device, a signaling information transmission method and device, a parameter acquisition method and device, and a storage medium. BACKGROUND In the case where multiple transmission reception points (TRPs) independently schedule the same user equipment (UE), especially when there is no ideal backhaul (non-backhaul) among multiple TRPs, how the UE feeds back a hybrid automatic repeat request acknowledge (HARQ-ACK) is one of the problems to be solved herein. When the multiple TRPs are in communication with the UE, another problem to be solved herein is how to reduce the signaling overhead and the interference existing in the communication among the multiple TRPs and the UE while guaranteeing the parameter flexibility. Qualcomm Incorporated: "Multi-TRP Enhancements", 3GPP Draft R1-1903043 and WO 2019/066630 A1 are documents of the related art. SUMMARY The embodiments of the present disclosure provide an information transmission method and device so as to realize HARQ-ACK feedback when multiple TRPs independently schedule the same UE. The invention is specified by the independent claims. Preferred embodiments are defined in the dependent claims. An example of the present disclosure provides an information transmission method. The information transmission method includes steps described below, second information corresponding to a hybrid automatic repeat request acknowledge (HARQ-ACK) codebook to be transmitted currently is determined; the HARQ-ACK codebook to be transmitted is determined according to the determined second information; and the determined HARQ-ACK codebook is transmitted; where the second information includes at least one of: a frequency domain bandwidth set, first information, or high-layer signaling information. An example of the present disclosure provides an information transmission device. The information transmission device includes a first determination module, a second determination module and a codebook transmission module. The first determination module is configured to determine second information corresponding to a hybrid automatic repeat request acknowledge (HARQ-ACK) codebook to be transmitted currently. The second determination module is configured to determine the HARQ-ACK codebook to be transmitted currently according to the determined second information. The codebook transmission module is configured to transmit the determined HARQ-ACK codebook. The second information includes at least one of: a frequency domain bandwidth set, first information, or high-layer signaling information. An example of the present disclosure provides an information transmission device. The information transmission device includes a processor and a computer-readable storage medium The computer-readable storage medium stores an instruction, and when the instruction is executed by the processor, the information transmission method described above is implemented. An example of the present disclosure provides a computer-readable storage medium. The computer-readable storage medium stores a computer program. When the computer program is executed by a processor, the information transmission method described above is implemented. The examples of the present disclosure include that: second information corresponding to a hybrid automatic repeat request acknowledge (HARQ-ACK) codebook to be transmitted currently is determined; the HARQ-ACK codebook to be transmitted currently is determined according to the determined second information; and the determined HARQ-ACK codebook is transmitted; where the second information includes at least one of: a frequency domain bandwidth set, first information, or high-layer signaling information. According to the examples of the present disclosure, the HARQ-ACK feedback is realized based on the second information when the same UE is independently scheduled among multiple TRPs. The examples of the present disclosure provide an information determination method and device so as to reduce the signaling overhead. An example of the present disclosure provides an information determination method. The information determination method includes steps described below, group information is determined and third information is determined according to the group information; or group information is determined according to third information. The group information includes at least one of: downlink control channel resource group information, antenna group information, or measurement reference signal resource group information. The third information includes at least one of the following information: a seventh correspondence betwee