METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION
The present disclosure provides a method and a device in a node for wireless communications. A first receiver receives first DCI; and a first transmitter transmits a first signal, the first signal carrying a first HARQ-ACK bit sequence; herein, the first DCI comprises a first field; for the first DCI, the first field comprised is used for indicating a total number of cells scheduled by first-type DCI(s) and by the second-type DCI(s) up to a current time interval in a first resource pool, time-domain resources occupied by the first DCI belonging to the current time interval; a said first-type DCI is used for scheduling multiple PDSCH receptions based on Transport Blocks (TBs), and a total number of TBs carried by the TB-based PDSCH receptions scheduled by the first-type DCI is greater than K, K being a positive integer; the second-type DCI is used for scheduling CBG-based PDSCH receptions.
1 . A first node for wireless communications, comprising:
a first receiver, receiving first DCI; and
a first transmitter, transmitting a first signal, the first signal carrying a first HARQ-ACK bit sequence;
wherein the first DCI comprises a first field; for the first DCI, the first field comprised is used for indicating a total number of cell(s) scheduled by first-type DCI(s) up to a current time interval in a first resource pool, time-domain resources occupied by the first DCI belonging to the current time interval; a said first-type DCI is used for scheduling multiple PDSCH receptions based on Transport Blocks (TBs), and a total number of TBs carried by the multiple TB-based PDSCH receptions scheduled by the said first-type DCI is greater than K, K being a positive integer; when a total number of TB(s) carried by TB-based PDSCH reception(s) scheduled by a DCI is no greater than K: the DCI does not belong to the first-type DCI.
2 . The first node according to claim 1 , wherein the first DCI belongs to the first-type DCI; the total number of the cell(s) scheduled by the first-type DCI(s) up to the current time interval in the first resource pool is: a total number of {serving cell, time interval}-pains) associated with first-type DCI(s) up to the current time interval.
3 . The first node according to claim 2 , comprising:
the first receiver, receiving on M PDSCHs;
wherein the first DCI comprises configuration information for the M PDSCHs; the first DCI schedules TB-based M PDSCH receptions, and a total number of TBs carried by the M TB-based PDSCHs scheduled by the first DCI is greater than K; M is a positive integer greater than 1.
4 . The first node according to claim 2 , wherein the first HARQ-ACK bit sequence comprises HARQ-ACK information bit(s) associated with the first DCI.
5 . The first node according to claim 2 , wherein K is equal to 1; the first HARQ-ACK bit sequence comprises HARQ-ACK information bit(s) associated with the first DCI.
6 . The first node according to claim 5 , wherein the first HARQ-ACK bit sequence comprises a second HARQ-ACK sub-codebook, the second HARQ-ACK sub-codebook being a sub-codebook used for bearing HARQ-ACK information bit(s) for TB-based PDSCH reception(s) scheduled by the first-type DCI(s).
7 . The first node according to claim 5 , wherein the first signal is transmitted in a first time unit, each said first-type DCI indicates a HARQ-ACK information transmission in the first time unit.
8 . A second node for wireless communications, comprising:
a second transmitter, transmitting first DCI; and
a second receiver, receiving a first signal, the first signal carrying a first HARQ-ACK bit sequence;
wherein the first DCI comprises a first field; for the first DCI, the first field comprised is used for indicating a total number of cell(s) scheduled by first-type DCI(s) up to a current time interval in a first resource pool, time-domain resources occupied by the first DCI belonging to the current time interval; a said first-type DCI is used for scheduling multiple PDSCH receptions based on Transport Blocks (TBs), and a total number of TBs carried by the multiple TB-based PDSCH receptions scheduled by the said first-type DCI is greater than K, K being a positive integer; when a total number of TB(s) carried by TB-based PDSCH reception(s) scheduled by a DCI is no greater than K: the DCI does not belong to the first-type DCI.
9 . The second node according to claim 8 , wherein the first DCI belongs to the first-type DCI; the total number of the cell(s) scheduled by the first-type DCI(s) up to the current time interval in the first resource pool is: a total number of {serving cell, time interval}-pair(s) associated with first-type DCI(s) up to the current time interval.
10 . The second node according to claim 9 , comprising:
the second transmitter, transmitting on M PDSCHs;
wherein the first DCI comprises configuration information for the M PDSCHs; the first DCI schedules TB-based M PDSCH receptions, and a total number of TBs carried by the M TB-based PDSCHs scheduled by the first DCI is greater than K; M is a positive integer greater than 1.
11 . The second node according to claim 9 , wherein K is equal to 1; the first HARQ-ACK bit sequence comprises HARQ-ACK information bit(s) associated with the first DCI.
12 . The second node according to claim 11 , wherein the first HARQ-ACK bit sequence comprises a second HARQ-ACK sub-codebook, the second HARQ-ACK sub-codebook being a sub-codebook used for bearing HARQ-ACK information bit(s) for TB-based PDSCH reception(s) scheduled by the first-type DCI(s).
13 . The second node according to claim 11 , wherein the first signal is transmitted in a first time unit, each said first-type DCI indicates a HARQ-ACK information transmission in the first time unit.
14 . A method in a first node for wireless communications, comprising:
receiving first DCI; and
transmitting a first signal, the first signal carrying a first HARQ-ACK bit sequence;
wherein the first DCI comprises a first field; for the first DCI, the first field comprised is used for indicating a total number of cell(s) scheduled by first-type DCI(s) up to a current time interval in a first resource pool, time-domain resources occupied by the first DCI belonging to the current time interval; a said first-type DCI is used for scheduling multiple PDSCH receptions based on Transport Blocks (TBs), and a total number of TBs carried by the multiple TB-based PDSCH receptions scheduled by the said first-type DCI is greater than K, K being a positive integer; when a total number of TB(s) carried by TB-based PDSCH reception(s) scheduled by a DCI is no greater than K: the DCI does not belong to the first-type DCI.
15 . The method according to claim 14 , wherein the first DCI belongs to the first-type DCI; the total number of the cell(s) scheduled by the first-type DCI(s) up to the current time interval in the first resource pool is: a total number of {serving cell, time interval}-pair(s) associated with first-type DCI(s) up to the current time interval.
16 . The method according to claim 15 , comprising:
receiving on M PDSCHs;
wherein the first DCI comprises configuration information for the M PDSCHs; the first DCI schedules TB-based M PDSCH receptions, and a total number of TBs carried by the M TB-based PDSCHs scheduled by the first DCI is greater than K; M is a positive integer greater than 1.
17 . The method according to claim 15 , wherein the first HARQ-ACK bit sequence comprises HARQ-ACK information bit(s) associated with the first DCI.
18 . The method according to claim 15 , wherein K is equal to 1; the first HARQ-ACK bit sequence comprises HARQ-ACK information bit(s) associated with the first DCI.
19 . The method according to claim 18 , wherein the first HARQ-ACK bit sequence comprises a second HARQ-ACK sub-codebook, the second HARQ-ACK sub-codebook being a sub-codebook used for bearing HARQ-ACK information bit(s) for TB-based PDSCH reception(s) scheduled by the first-type DCI(s).
20 . The method according to claim 18 , wherein the first signal is transmitted in a first time unit, each said first-type DCI indicates a HARQ-ACK information transmission in the first time unit.