METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION

1 . A first node for wireless communications, comprising:

a first receiver, receiving a second signal; and

a first transmitter, transmitting a first signal in a target radio resource pool, the first signal carrying a third bit block and a fourth bit block;

wherein a first bit block is associated with the second signal; a second bit block corresponds to a target index, the target index is a first index or a second index, and the first index is different from the second index; the third bit block is related to the first bit block, and the fourth bit block is related to the second bit block; a determination method of the target radio resource pool is related to the target index.

2 . The first node according to claim 1 , comprising:

the first receiver, receiving a first signaling;

wherein the first signaling comprises scheduling information of the second signal.

3 . The first node according to claim 2 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, M radio resource pool lists respectively correspond to M number ranges, a target radio resource pool list is a radio resource pool list corresponding to a second number range among the M radio resource pool lists, the second number range is a number range comprising the second number among the M number ranges, the first signaling is used to indicate the target radio resource pool from the target radio resource pool list, M being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, N radio resource pools respectively correspond to N number ranges, the target radio resource pool is a radio resource pool corresponding to a first number range among the N radio resource pools, the first number range is a number range comprising the first number among the N number ranges, N being a positive integer greater than 1.

4 . The first node according to claim 2 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, M radio resource pool lists respectively correspond to M number ranges, a target radio resource pool list is a radio resource pool list corresponding to a second number range among the M radio resource pool lists, the second number range is a number range comprising the second number among the M number ranges, the first signaling is used to indicate the target radio resource pool from the target radio resource pool list, M being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, K radio resource pool lists respectively correspond to K number ranges, a target radio resource pool list is a radio resource pool list corresponding to a first number range among the K radio resource pool lists, the first number range is a number range comprising the first number among the K number ranges, the target radio resource pool is a radio resource pool with a default sequential index in the target radio resource pool list, and a number of radio resource pools comprised in at least one of the K radio resource pool lists is greater than 1, K being a positive integer greater than 1.

5 . The first node according to claim 1 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, N radio resource pools respectively correspond to N number ranges, the target radio resource pool is a radio resource pool corresponding to a second number range among the N radio resource pools, the second number range is a number range comprising the second number among the N number ranges, N being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, K radio resource pool lists respectively correspond to K number ranges, a target radio resource pool list is a radio resource pool list corresponding to a first number range among the K radio resource pool lists, the first number range is a number range comprising the first number among the K number ranges, the target radio resource pool is a radio resource pool with a default sequential index in the target radio resource pool list, and a number of radio resource pools comprised in at least one of the K radio resource pool lists is greater than 1, K being a positive integer greater than 1.

6 . The first node according to claim 3 , wherein the first number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block (size of the second bit block), and the second number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block (size of the second bit block).

7 . The first node according to claim 3 , wherein the first bit block comprises HARQ-ACK information bit(s) for PDSCH reception(s) scheduled by DCI(s), and the second bit block only comprises HARQ-ACK information bit(s) for SPS PDSCH reception(s); or, the first number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block, the second number is equal to a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block, the first bit block comprises HARQ-ACK information bit(s) for PDSCH reception(s) scheduled by DCI(s), and the second bit block only comprises HARQ-ACK information bit(s) for SPS PDSCH reception(s).

8 . The first node according to claim 7 , wherein the first bit block corresponds to the second index; or, the first index and the second index are respectively different RNTIs; or, the first index and the second index are respectively different priority indexes; or, the first bit block corresponds to the second index, and the first index and the second index are respectively different priority indexes.

9 . A second node for wireless communications, comprising:

a second transmitter, transmitting a second signal; and

a second receiver, receiving a first signal in a target radio resource pool, the first signal carrying a third bit block and a fourth bit block;

wherein a first bit block is associated with the second signal; a second bit block corresponds to a target index, the target index is a first index or a second index, and the first index is different from the second index; the third bit block is related to the first bit block, and the fourth bit block is related to the second bit block; a determination method of the target radio resource pool is related to the target index.

10 . The second node according to claim 9 , comprising:

the second transmitter, transmitting a first signaling;

wherein the first signaling comprises scheduling information of the second signal.

11 . The second node according to claim 10 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, M radio resource pool lists respectively correspond to M number ranges, a target radio resource pool list is a radio resource pool list corresponding to a second number range among the M radio resource pool lists, the second number range is a number range comprising the second number among the M number ranges, the first signaling is used to indicate the target radio resource pool from the target radio resource pool list, M being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, N radio resource pools respectively correspond to N number ranges, the target radio resource pool is a radio resource pool corresponding to a first number range among the N radio resource pools, the first number range is a number range comprising the first number among the N number ranges, N being a positive integer greater than 1;

or, wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, M radio resource pool lists respectively correspond to M number ranges, a target radio resource pool list is a radio resource pool list corresponding to a second number range among the M radio resource pool lists, the second number range is a number range comprising the second number among the M number ranges, the first signaling is used to indicate the target radio resource pool from the target radio resource pool list, M being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, K radio resource pool lists respectively correspond to K number ranges, a target radio resource pool list is a radio resource pool list corresponding to a first number range among the K radio resource pool lists, the first number range is a number range comprising the first number among the K number ranges, the target radio resource pool is a radio resource pool with a default sequential index in the target radio resource pool list, and a number of radio resource pools comprised in at least one of the K radio resource pool lists is greater than 1, K being a positive integer greater than 1;

or, wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, N radio resource pools respectively correspond to N number ranges, the target radio resource pool is a radio resource pool corresponding to a second number range among the N radio resource pools, the second number range is a number range comprising the second number among the N number ranges, N being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, K radio resource pool lists respectively correspond to K number ranges, a target radio resource pool list is a radio resource pool list corresponding to a first number range among the K radio resource pool lists, the first number range is a number range comprising the first number among the K number ranges, the target radio resource pool is a radio resource pool with a default sequential index in the target radio resource pool list, and a number of radio resource pools comprised in at least one of the K radio resource pool lists is greater than 1, K being a positive integer greater than 1.

12 . The second node according to claim 11 , wherein the first number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block (size of the second bit block), and the second number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block (size of the second bit block);

or, wherein the first bit block comprises HARQ-ACK information bit(s) for PDSCH reception(s) scheduled by DCI(s), and the second bit block only comprises HARQ-ACK information bit(s) for SPS PDSCH reception(s);

or, wherein the first bit block corresponds to the second index;

or, wherein the first index and the second index are respectively different RNTIs;

or, wherein the first index and the second index are respectively different priority indexes.

13 . A method in a first node for wireless communications, comprising:

receiving a second signal; and

transmitting a first signal in a target radio resource pool, the first signal carrying a third bit block and a fourth bit block;

wherein a first bit block is associated with the second signal; a second bit block corresponds to a target index, the target index is a first index or a second index, and the first index is different from the second index; the third bit block is related to the first bit block, and the fourth bit block is related to the second bit block; a determination method of the target radio resource pool is related to the target index.

14 . The method in a first node according to claim 13 , comprising:

receiving a first signaling;

wherein the first signaling comprises scheduling information of the second signal.

15 . The method in a first node according to claim 14 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, M radio resource pool lists respectively correspond to M number ranges, a target radio resource pool list is a radio resource pool list corresponding to a second number range among the M radio resource pool lists, the second number range is a number range comprising the second number among the M number ranges, the first signaling is used to indicate the target radio resource pool from the target radio resource pool list, M being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, N radio resource pools respectively correspond to N number ranges, the target radio resource pool is a radio resource pool corresponding to a first number range among the N radio resource pools, the first number range is a number range comprising the first number among the N number ranges, N being a positive integer greater than 1.

16 . The method in a first node according to claim 14 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, M radio resource pool lists respectively correspond to M number ranges, a target radio resource pool list is a radio resource pool list corresponding to a second number range among the M radio resource pool lists, the second number range is a number range comprising the second number among the M number ranges, the first signaling is used to indicate the target radio resource pool from the target radio resource pool list, M being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, K radio resource pool lists respectively correspond to K number ranges, a target radio resource pool list is a radio resource pool list corresponding to a first number range among the K radio resource pool lists, the first number range is a number range comprising the first number among the K number ranges, the target radio resource pool is a radio resource pool with a default sequential index in the target radio resource pool list, and a number of radio resource pools comprised in at least one of the K radio resource pool lists is greater than 1, K being a positive integer greater than 1.

17 . The method in a first node according to claim 13 , wherein when the target index is the second index, the first bit block and the second bit block are both used to determine a second number, N radio resource pools respectively correspond to N number ranges, the target radio resource pool is a radio resource pool corresponding to a second number range among the N radio resource pools, the second number range is a number range comprising the second number among the N number ranges, N being a positive integer greater than 1; when the target index is the first index, the first bit block and the second bit block are both used to determine a first number, K radio resource pool lists respectively correspond to K number ranges, a target radio resource pool list is a radio resource pool list corresponding to a first number range among the K radio resource pool lists, the first number range is a number range comprising the first number among the K number ranges, the target radio resource pool is a radio resource pool with a default sequential index in the target radio resource pool list, and a number of radio resource pools comprised in at least one of the K radio resource pool lists is greater than 1, K being a positive integer greater than 1.

18 . The method in a first node according to claim 15 , wherein the first number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block (size of the second bit block), and the second number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block (size of the second bit block).

19 . The method in a first node according to claim 15 , wherein the first bit block comprises HARQ-ACK information bit(s) for PDSCH reception(s) scheduled by DCI(s), and the second bit block only comprises HARQ-ACK information bit(s) for SPS PDSCH reception(s); or, the first number is equal to a sum of a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block, the second number is equal to a number of bit(s) comprised in the first bit block (size of the first bit block) and a number of bit(s) comprised in the second bit block, the first bit block comprises HARQ-ACK information bit(s) for PDSCH reception(s) scheduled by DCI(s), and the second bit block only comprises HARQ-ACK information bit(s) for SPS PDSCH reception(s).

20 . The method in a first node according to claim 19 , wherein the first bit block corresponds to the second index; or, the first index and the second index are respectively different RNTIs; or, the first index and the second index are respectively different priority indexes; or, the first bit block corresponds to the second index, and the first index and the second index are respectively different priority indexes.