Method and apparatus for determining HARQ-ACK codebook, and device and storage medium
View Patent ↗Provided are a method and apparatus for determining a Hybrid Automatic Repeat Request Acknowledgement (HARQ-ACK) codebook, and a device and a storage medium. The method includes generating first feedback information, the first feedback information including feedback information for a first physical channel, the first physical channel being a physical channel corresponding to a first HARQ process on a first cell, the first cell supporting a CBG-based feedback mode, and the first physical channel does not correspond to a CBG-based transmission mode; and determining a target feedback sequence. The target feedback sequence includes feedback information ordered based on HARQ process numbers in N cells, the N cells includes the first cell, the feedback information ordered based on HARQ process numbers in the N cells includes the first feedback information, and N is a positive integer.
1. A method for Hybrid Automatic Repeat Request Acknowledgement (HARQ-ACK) codebook determination, comprising:
generating first feedback information, wherein the first feedback information comprises feedback information for a first physical channel, the first physical channel is a physical channel corresponding to a first Hybrid Automatic Repeat Request (HARQ) process on a first cell, the first cell supports a Code Block Group (CBG)-based feedback mode, and the first physical channel does not correspond to a CBG-based transmission mode; and
determining a target feedback sequence, wherein the target feedback sequence comprises feedback information ordered based on HARQ process numbers in N cells, the N cells comprises the first cell, the feedback information ordered based on HARQ process numbers in the N cells comprises the first feedback information, and N is a positive integer.
2. The method according to claim 1 , wherein the first physical channel not corresponding to the CBG-based transmission mode comprises at least one of the following situations that:
the first physical channel is a physical channel scheduled by first Downlink Control Information (DCI), and the first DCI is a DCI in a fallback mode format; and
the first physical channel is a semi-persistent scheduling physical channel.
3. The method according to claim 1 , wherein a number of information bits comprised in the first feedback information is determined according to at least one of a CBG feedback length G or a Transport Block (TB) feedback length T, the CBG feedback length G is a CBG feedback length corresponding to one TB, the TB feedback length T is a TB feedback length on the first cell, G is a positive integer, and T is a positive integer.
4. The method according to claim 3 , wherein 1-bit HARQ-ACK information comprised in the first physical channel corresponds to G information bits in one sub-codebook comprised in the first feedback information, and the G information bits are G repetitions of the 1-bit HARQ-ACK information.
5. The method according to claim 4 , wherein in response to a feedback mode comprising New Data Indicator (NDI) information being configured, the 1-bit HARQ-ACK information further corresponds to 1-bit NDI information, the sub-codebook further comprises the 1-bit NDI information, and the 1-bit NDI information in the sub-codebook is appended after the G information bits.
6. The method according to claim 4 , wherein the first feedback information comprises the following situation that:
T=2, the first feedback information comprises two sub-codebooks, the first physical channel comprises 1-bit HARQ-ACK information, and a first sub-codebook comprised in the first feedback information is a sub-codebook corresponding to the 1-bit HARQ-ACK information;
wherein in response to the first feedback information comprising two sub-codebooks, a second sub-codebook comprised in the first feedback information is appended after the first sub-codebook comprised in the first feedback information.
7. The method according to claim 6 , wherein T=2, the first feedback information comprises two sub-codebooks, the first physical channel comprises 1-bit HARQ-ACK information, and the second sub-codebook comprised in the first feedback information is one of the following:
the second sub-codebook comprises G information bits, and the G information bits in the second sub-codebook are NACK; and
the second sub-codebook comprises G+1 information bits, first G information bits in the G+1 information bits in the second sub-codebook are NACK, and a last information bit in the G+1 information bits in the second sub-codebook is a preset value.
8. The method according to claim 3 , wherein the CBG feedback length G is determined according to the following manner:
when the first cell supports the CBG-based transmission mode, the CBG feedback length G is a CBG feedback length on the first cell.
9. The method according to claim 3 , wherein the CBG feedback length G is determined according to a first configuration parameter of a network device.
10. The method according to claim 1 , wherein the first cell supporting the CBG-based feedback mode comprises:
a Physical Uplink Control Channel (PUCCH) group or a cell group to which the first cell belongs is configured as the CBG-based feedback mode.
11. The method according to claim 1 , wherein:
the N cells are all cells comprised in a PUCCH group.
12. A device for Hybrid Automatic Repeat Request Acknowledgement (HARQ-ACK) codebook determination, comprising: a processor, a transceiver, memory and instructions stored in the memory that, when executed by the processor, cause the HARQ-ACK codebook determination device to:
generate first feedback information, wherein the first feedback information comprises feedback information for a first physical channel, the first physical channel is a physical channel corresponding to a first Hybrid Automatic Repeat Request (HARQ) process on a first cell, the first cell supports a Code Block Group (CBG)-based feedback mode, and the first physical channel does not correspond to a CBG-based transmission mode; and
determine a target feedback sequence, wherein the target feedback sequence comprises feedback information ordered based on HARQ process numbers in N cells, the N cells comprises the first cell, the feedback information ordered based on HARQ process numbers in the N cells comprises the first feedback information, and N is a positive integer.
13. The device according to claim 12 , wherein the first physical channel not corresponding to the CBG-based transmission mode comprises at least one of the following situations that:
the first physical channel is a physical channel scheduled by first Downlink Control Information (DCI), and the first DCI is a DCI in a fallback mode format; and
the first physical channel is a semi-persistent scheduling physical channel.
14. The device according to claim 12 , wherein a number of information bits comprised in the first feedback information is determined according to at least one of a CBG feedback length G or a Transport Block (TB) feedback length T, the CBG feedback length G is a CBG feedback length corresponding to one TB, the TB feedback length T is a TB feedback length on the first cell, G is a positive integer, and T is a positive integer.
15. The device according to claim 14 , wherein 1-bit HARQ-ACK information comprised in the first physical channel corresponds to G information bits in one sub-codebook comprised in the first feedback information,
and the G information bits are G repetitions of the 1-bit HARQ-ACK information.
16. The device according to claim 15 , wherein in response to a feedback mode comprising New Data Indicator (NDI) information being configured, the 1-bit HARQ-ACK information further corresponds to 1-bit NDI information, the sub-codebook further comprises the 1-bit NDI information, and the 1-bit NDI information in the sub-codebook is appended after the G information bits.
17. The device according to claim 15 , wherein the first feedback information comprises one of the following situations that:
T=2, the first feedback information comprises two sub-codebooks, the first physical channel comprises 1-bit HARQ-ACK information, and a first sub-codebook comprised in the first feedback information is a sub-codebook corresponding to the 1-bit HARQ-ACK information;
wherein in response to the first feedback information comprising two sub-codebooks, a second sub-codebook comprised in the first feedback information is appended after the first sub-codebook comprised in the first feedback information.
18. The device according to claim 17 , wherein T=2, the first feedback information comprises two sub-codebooks, the first physical channel comprises 1-bit HARQ-ACK information, and the second sub-codebook comprised in the first feedback information is one of the following:
the second sub-codebook comprises G information bits, and the G information bits in the second sub-codebook are NACK; and
the second sub-codebook comprises G+1 information bits, first G information bits in the G+1 information bits in the second sub-codebook are NACK, and a last information bit in the G+1 information bits in the second sub-codebook is a preset value.
19. The device according to claim 14 , wherein the CBG feedback length G is determined according to the following manner:
when the first cell supports the CBG-based transmission mode, the CBG feedback length G is a CBG feedback length on the first cell.
20. The device according to claim 14 , wherein the CBG feedback length G is determined according to a first configuration parameter of a network device.