Information receiving method, information sending method, and devices
View Patent ↗An information receiving method, an information sending method and devices are disclosed. The information receiving method includes: in case that the user equipment is configured with multiple SPS PDSCHs and there are overlaps among multiple SPS PDSCHs on time domain positions in a first slot, determining, according to SPS configuration indexes of the SPS PDSCHs and the time domain positions of the SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap, from the multiple SPS PDSCHs in the first slot; and, for the multiple SPS PDSCHs in the first slot, decoding, by the user equipment, only the some SPS PDSCHs of the multiple SPS PDSCHs.
1 . An information receiving method, performed by a user equipment (UE), comprising:
in case that multiple SPS PDSCHs are configured in a first slot, determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot; and
decoding, by the user equipment, the some SPS PDSCHs;
wherein the determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot, includes:
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty second set; performing the following steps: determining a first SPS PDSCH with a smallest SPS configuration index from the first set, and adding the first SPS PDSCH to the second set; deleting the first SPS PDSCH from the first set, and deleting an SPS PDSCH whose time domain position overlaps the time domain position of the first SPS PDSCH, from the first set, thereby obtaining an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; adding remaining SPS PDSCHs in the first set to the second set, and taking SPS PDSCHs in the second set as the some SPS PDSCHs;
or,
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty third set; performing the following steps: determining a second SPS PDSCH with an earliest end symbol position from the first set, grouping SPS PDSCHs in the first set, whose start symbol positions are earlier than the end symbol position of the second SPS PDSCH into a group, and deleting the SPS PDSCHs in the group from the first set to obtain an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; grouping each of remaining SPS PDSCHs in the updated first set into a group, and sorting each group in an ascending order of a smallest SPS configuration index in each group; according to an order of each group, sequentially adding a candidate SPS PDSCH with a smallest SPS configuration index in each group to the third set, wherein the candidate SPS PDSCH in each group is an SPS PDSCH in each group, which does not have overlapping time domain positions with current SPS PDSCHs in the third set; taking SPS PDSCHs in the third set as the some SPS PDSCHs;
where in the some SPS PDSCHs at least include: an SPS PDSCH with a smallest SPS configuration index among the multiple SPS PDSCHs.
2 . The method according to claim 1 , wherein the method further includes:
in case that the user equipment is configured to use a dynamic HARQ-ACK codebook, or an HARQ-ACK codebook of the user equipment includes only feedback information of the SPS PDSCH correspond to an HARQ-ACK codebook,
when it is determined to perform, in a feedback slot, HARQ-ACK feedback for the multiple SPS PDSCHs, generating HARQ-ACK feedback information according to the some SPS PDSCHs; and
sending, in the feedback slot, an HARQ-ACK codebook including the HARQ-ACK feedback information corresponding to the some SPS PDSCHs.
3 . The method according to claim 2 , wherein the generating HARQ-ACK feedback information according to the some SPS PDSCHs, includes:
generating HARQ-ACK feedback information for each SPS PDSCH in the some SPS PDSCHs;
or,
determining SPS PDSCHs for which feedback needs to be performed in the feedback slot, from the some SPS PDSCHs, according to a feedback slot interval K 1 between PDSCH included in the some SPS PDSCHs and HARQ-ACK, corresponding to the some SPS PDSCHs; and, generating HARQ-ACK feedback information for each determined SPS PDSCH.
4 . The method according to claim 2 , wherein determining, by the user equipment, whether to perform, in the feedback slot, HARQ-ACK feedback for the multiple SPS PDSCHs, includes:
determining candidate slots corresponding to the feedback slot, according to a feedback slot interval set between PDSCH and HARQ-ACK configured for the user equipment;
selecting, from the candidate slots, target slots for which HARQ-ACK feedback needs to be performed in the feedback slot, according to whether there is at least one SPS PDSCH for which feedback needs to be performed in the feedback slot, in the candidate slots;
according to whether the first slot belongs to the target slots, determining whether to perform, in the feedback slot, HARQ-ACK feedback for the multiple SPS PDSCHs.
5 . The method according to claim 1 , wherein the time domain position of the SPS PDSCH is determined according to a start and length indication value (SLIV) of the SPS PDSCH.
6 . An information sending method, performed by a base station, comprising:
in case that multiple SPS PDSCHs are configured for a user equipment in a first slot, determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot;
sending the some SPS PDSCHs to the user equipment;
wherein the determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot, includes:
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty second set; performing the following steps: determining a first SPS PDSCH with a smallest SPS configuration index from the first set, and adding the first SPS PDSCH to the second set; deleting the first SPS PDSCH from the first set, and deleting an SPS PDSCH whose time domain position overlaps the time domain position of the first SPS PDSCH, from the first set, thereby obtaining an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; adding remaining SPS PDSCHs in the first set to the second set, and taking SPS PDSCHs in the second set as the some SPS PDSCHs;
or,
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty third set; performing the following steps: determining a second SPS PDSCH with an earliest end symbol position from the first set, grouping SPS PDSCHs in the first set, whose start symbol positions are earlier than the end symbol position of the second SPS PDSCH into a group, and deleting the SPS PDSCHs in the group from the first set to obtain an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; grouping each of remaining SPS PDSCHs in the updated first set into a group, and sorting each group in an ascending order of a smallest SPS configuration index in each group; according to an order of each group, sequentially adding a candidate SPS PDSCH with a smallest SPS configuration index in each group to the third set, wherein the candidate SPS PDSCH in each group is an SPS PDSCH in each group, which does not have overlapping time domain positions with current SPS PDSCHs in the third set; taking SPS PDSCHs in the third set as the some SPS PDSCHs;
wherein the some SPS PDSCHs at least include: an SPS PDSCH with a smallest SPS configuration index among the multiple SPS PDSCHs.
7 . The method according to claim 6 , wherein the method further includes:
in case that the user equipment is configured to use a dynamic HARQ-ACK codebook, or an HARQ-ACK codebook of the user equipment includes only feedback information of the SPS PDSCH correspond to an HARQ-ACK codebook,
when it is determined that the user equipment performs, in a feedback slot, HARQ-ACK feedback for multiple SPS PDSCHs, determining HARQ-ACK feedback information according to the some SPS PDSCHs;
receiving an HARQ-ACK codebook sent by the user equipment in the feedback slot, according to the HARQ-ACK feedback information corresponding to the some SPS PDSCHs.
8 . The method according to claim 7 , wherein the determining HARQ-ACK feedback information according to the some SPS PDSCHs, includes:
determining feedback information for each SPS PDSCH in the some SPS PDSCHs as the HARQ-ACK feedback information;
or,
determining target SPS PDSCHs for which feedback needs to be performed in the feedback slot, from the some SPS PDSCHs, according to a feedback slot interval K 1 between PDSCH included in the some SPS PDSCHs and HARQ-ACK, corresponding to the some SPS PDSCHs; and, determining feedback information for each SPS PDSCH in the target SPS PDSCHs as the HARQ-ACK feedback information.
9 . The method according to claim 7 , wherein
determining, by the base station, whether the user equipment performs, in the feedback slot, HARQ-ACK feedback for multiple SPS PDSCHs, includes:
determining candidate slots corresponding to the feedback slot, according to a feedback slot interval set between PDSCH and HARQ-ACK configured for the user equipment;
selecting, from the candidate slots, target slots for which HARQ-ACK feedback needs to be performed in the feedback slot, according to whether there is at least one SPS PDSCH for which feedback needs to be performed in the feedback slot, in the candidate slots;
according to whether the first slot belongs to the target slots, determining whether the user equipment performs, in the feedback slot, HARQ-ACK feedback for the multiple SPS PDSCHs.
10 . A user equipment, comprising: a memory, a processor, a transceiver, and a program stored on the memory and executable by the processor; wherein the processor executes the program to implement:
in case that multiple SPS PDSCHs are configured in a first slot, determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot;
decoding, by the user equipment user equipment, the some SPS PDSCHs;
wherein when determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot, the processor executes the program to implement:
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty second set; performing the following steps: determining a first SPS PDSCH with a smallest SPS configuration index from the first set, and adding the first SPS PDSCH to the second set; deleting the first SPS PDSCH from the first set, and deleting an SPS PDSCH whose time domain position overlaps the time domain position of the first SPS PDSCH, from the first set, thereby obtaining an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; adding remaining SPS PDSCHs in the first set to the second set, and taking SPS PDSCHs in the second set as the some SPS PDSCHs;
or,
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty third set; performing the following steps: determining a second SPS PDSCH with an earliest end symbol position from the first set, grouping SPS PDSCHs in the first set, whose start symbol positions are earlier than the end symbol position of the second SPS PDSCH into a group, and deleting the SPS PDSCHs in the group from the first set to obtain an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; grouping each of remaining SPS PDSCHs in the updated first set into a group, and sorting each group in an ascending order of a smallest SPS configuration index in each group; according to an order of each group, sequentially adding a candidate SPS PDSCH with a smallest SPS configuration index in each group to the third set, wherein the candidate SPS PDSCH in each group is an SPS PDSCH in each group, which does not have overlapping time domain positions with current SPS PDSCHs in the third set; taking SPS PDSCHs in the third set as the some SPS PDSCHs;
where in the some SPS PDSCHs at least include: an SPS PDSCH with a smallest SPS configuration index among the multiple SPS PDSCHs.
11 . The user equipment according to claim 10 , wherein the processor executes the program to implement:
in case that the user equipment is configured to use a dynamic HARQ-ACK codebook, or an HARQ-ACK codebook of the user equipment includes only feedback information of the SPS PDSCH correspond to an HARQ-ACK codebook,
when it is determined to perform, in a feedback slot, HARQ-ACK feedback for the multiple SPS PDSCHs, generating HARQ-ACK feedback information according to the some SPS PDSCHs; and
sending, in the feedback slot, an HARQ-ACK codebook including the HARQ-ACK feedback information corresponding to the some SPS PDSCHs.
12 . A base station for performing the method according to claim 6 , comprising: a memory, a processor, a transceiver, and a program stored on the memory and executable by the processor; wherein the processor executes the program to imple ment:
in case that multiple SPS PDSCHs are configured for a user equipment in a first slot, determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot;
sending the some SPS PDSCHs to the user equipment;
wherein when determining, according to an SPS configuration index of each of the multiple SPS PDSCHs and a time domain position of each of the multiple SPS PDSCHs, some SPS PDSCHs whose time domain positions do not overlap in the first slot, the processor executes the program to implement:
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty second set; performing the following steps: determining a first SPS PDSCH with a smallest SPS configuration index from the first set, and adding the first SPS PDSCH to the second set; deleting the first SPS PDSCH from the first set, and deleting an SPS PDSCH whose time domain position overlaps the time domain position of the first SPS PDSCH, from the first set, thereby obtaining an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; adding remaining SPS PDSCHs in the first set to the second set, and taking SPS PDSCHs in the second set as the some SPS PDSCHs;
or,
taking the multiple SPS PDSCHs as a first set, or taking SPS PDSCHs that do not conflict with semi-statically configured uplink symbols, among the multiple SPS PDSCHs, as a first set;
and initializing an empty third set; performing the following steps: determining a second SPS PDSCH with an earliest end symbol position from the first set, grouping SPS PDSCHs in the first set, whose start symbol positions are earlier than the end symbol position of the second SPS PDSCH into a group, and deleting the SPS PDSCHs in the group from the first set to obtain an updated first set; and continuing to perform the above steps on the updated first set until the first set does not include SPS PDSCHs whose time domain positions overlap; grouping each of remaining SPS PDSCHs in the updated first set into a group, and sorting each group in an ascending order of a smallest SPS configuration index in each group; according to an order of each group, sequentially adding a candidate SPS PDSCH with a smallest SPS configuration index in each group to the third set, wherein the candidate SPS PDSCH in each group is an SPS PDSCH in each group, which does not have overlapping time domain positions with current SPS PDSCHs in the third set; taking SPS PDSCHs in the third set as the some SPS PDSCHs;
wherein the some SPS PDSCHs at least include: an SPS PDSCH with a smallest SPS configuration index among the multiple SPS PDSCHs.