DATA RECEPTION AND TRANSMISSION METHOD, DATA TRANSMISSION AND RECEPTION METHOD AND APPARATUSES THEREOF
A data reception and transmission apparatus, applicable to a terminal equipment, the apparatus including a receiver and a transmitter: wherein the receiver is configured to: receive a first information configuring value for a set of serving cells; and monitor, in a search space set of a scheduling cell, PDCCH candidates for one or both of first DCI format and second DCI format; and wherein, the first DCI format is used for scheduling of one PUSCH in one cell, or a plurality of PUSCHs in a plurality of cells, and the second DCI format is used for scheduling of one PDSCH in one cell, or a plurality of PDSCHs in a plurality of cells.
1 . A data reception and transmission apparatus, applicable to a terminal equipment, the apparatus comprising a receiver and a transmitter:
wherein the receiver is configured to:
receive a first information configuring n CI value for a set of serving cells; and
monitor, in a search space set of a scheduling cell, PDCCH candidates for one or both of first DCI format and second DCI format; and
wherein, the first DCI format is used for scheduling of one PUSCH in one cell, or a plurality of PUSCHs in a plurality of cells, and the second DCI format is used for scheduling of one PDSCH in one cell, or a plurality of PDSCHs in a plurality of cells.
2 . The apparatus according to claim 1 , wherein, the receiver is further configured to receive PDSCH(s) scheduled by the second DCI format; and/or,
the transmitter is configured to transmit PUSCH(s) scheduled by the first DCI format.
3 . The apparatus according to claim 1 , wherein, the n CI value is used for determining CCE indexes of a PDCCH candidate, and/or, unique n CI value is configured for each set of serving cells.
4 . The apparatus according to claim 1 , wherein, the first information is included in serving cell configuration information of the scheduling cell.
5 . The apparatus according to claim 1 , wherein, the search space set is a USS set.
6 . The apparatus according to claim 1 , wherein,
the first DCI format is used for scheduling of one PUSCH in one cell out of the set of serving cells, or a plurality of PUSCHs in a plurality of cells out of the set of serving cells; and/or
the second DCI format is used for scheduling of one PDSCH in one cell out of the set of serving cells, or a plurality of PDSCHs in a plurality of cells out of the set of serving cells; and/or,
the set of serving cells includes or does not include the scheduling cell, and/or, the scheduling cell is a primary cell or a secondary cell.
7 . The apparatus according to claim 1 , wherein,
the receiver is further configured to receive a plurality of serving cell configuration information for a plurality of cells with one serving cell configuration per cell, wherein,
serving cell configuration information of the scheduling cell includes first indication information for configuring a search space set, second indication information (, in the first indication information,) for configuring the number of PDCCH candidates and third indication information (, in the first indication information,) for configuring a search space identifier, and/or,
serving cell configuration information of one scheduled cell includes first indication information for configuring a search space set and second indication information (, in the first indication information,) for configuring the number of PDCCH candidates, and does not include third indication information (, in the first indication information,) for configuring a search space identifier; and/or,
serving cell configuration information of one scheduled cell does not include first indication information for configuring a search space set, second indication information(, in the first indication information,) for configuring the number of PDCCH candidates, and third indication information (, in the first indication information,) for configuring a search space identifier.
8 . The apparatus according to claim 7 , wherein,
when the serving cell configuration information of the scheduling cell and the serving cell configuration information of a scheduled cell respectively include second indication information corresponding to the search space set, the number of PDCCH candidates configured by the second indication information in the serving cell configuration information of the scheduling cell and the number of PDCCH candidates configured by the second indication information in the serving cell configuration information of the scheduled cell are identical (for each aggregation level).
9 . The apparatus according to claim 1 , wherein,
for a search space set s associated with CORESET p, CCE indexes for aggregation level L corresponding to PDCCH candidate m s,n CI (L) of the search space set in slot n s,f μ for an active DL BWP of a serving cell corresponding to the n CI value associated with the set of serving cells, are given by
L
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(
Y
p
,
n
s
,
f
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+
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m
s
,
n
CI
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CCE
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M
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wherein,
Y p,n s,f μ =(A p ·Y p,n s,f μ -1 )modD, Y p,-1 =n RNTI ≠0, A p =39827 for pmod3=0, A p =39829 for pmod3=1, A P =39839 for pmod3=2, and D=65537;
i=0, . . . , L−1;
N CCE,p is the number of CCEs, numbered from 0 to N CCE,p −1, in CORESET p;
n CI is the n CI value for the set of serving cells;
m s,n CI (L) =0, . . . , M s,n CI (L) −1, where M s,n CI (L) is the number of PDCCH candidates the terminal equipment is configured to monitor for aggregation level L of search space set s for the serving cell corresponding to n CI ;
M s,max (L) is the maximum of M s,n CI (L) over all configured n CI values for aggregation level L of search space set s;
RNTI value used for n RNTI is C-RNTI.
10 . The apparatus according to claim 1 , wherein, the receiver is further configured to:
monitor, in a second search space set of the scheduling cell, PDCCH candidates for DCI format(s) different from the first DCI format and the second DCI format.
11 . The apparatus according to claim 10 , the DCI format(s) is used only for scheduling of one PUSCH or PDSCH of one cell.
12 . A data reception and transmission apparatus, applicable to a network device, the apparatus comprising a receiver and a transmitter:
wherein the transmitter is configured to:
transmit, a first information configuring n CI value for a set of serving cells; and,
transmit, in a search space set of a scheduling cell, PDCCH candidates for one or both of first DCI format and second DCI format; and
wherein, the first DCI format is used for scheduling of one PUSCH in one cell, or a plurality of PUSCHs in a plurality of cells, and the second DCI format is used for scheduling of one PDSCH in one cell, or a plurality of PDSCHs in a plurality of cells.
13 . The apparatus according to claim 12 , wherein the transmitter is further configured to transmit PDSCH(s) scheduled by the second DCI format; and/or,
the receiver is configured to receive the PUSCH(s) scheduled by the first DCI format.
14 . The apparatus according to claim 12 , wherein, the n CI value is used for determining CCE indexes of a PDCCH candidate, and/or, unique n CI value is configured for each set of serving cells.
15 . The apparatus according to claim 12 , wherein, the first information is included in serving cell configuration information of the scheduling cell.
16 . The apparatus according to claim 12 , wherein, the search space set is a USS set.
17 . The apparatus according to claim 12 , wherein,
the first DCI format is used for scheduling of one PUSCH in one cell out of the set of serving cells, or a plurality of PUSCHs in a plurality of cells out of the set of serving cells; and/or
the second DCI format is used for scheduling of one PDSCH in one cell out of the set of serving cells, or a plurality of PDSCHs in a plurality of cells out of the set of serving cells; and/or,
the set of serving cells includes or does not include the scheduling cell, and/or, the scheduling cell is a primary cell or secondary cell.
18 . The apparatus according to claim 12 , wherein,
the transmitter is further configured to transmit a plurality of serving cell configuration information for a plurality of cells with one serving cell configuration per cell, wherein,
serving cell configuration information of the scheduling cell includes first indication information for configuring a search space set, second indication information (, in the first indication information,) for configuring the number of PDCCH candidates and third indication information (, in the first indication information,) for configuring a search space identifier; and/or,
serving cell configuration information of one scheduled cell includes first indication information for configuring a search space set and second indication information (, in the first indication information,) for configuring the number of PDCCH candidates, and does not include third indication information (, in the first indication information,) for configuring a search space identifier; and/or,
serving cell configuration information of one scheduled cell does not include first indication information for configuring a search space set second indication information (, in the first indication information,) for configuring the number of PDCCH candidates, and third indication information(, in the first indication information,) for configuring a search space identifier.
19 . The apparatus according to claim 18 , wherein,
when the serving cell configuration information of the scheduling cell and the serving cell configuration information of a scheduled cell respectively include second indication information corresponding to the search space set, the number of PDCCH candidates configured by the second indication information in the serving cell configuration information of the scheduling cell and the number of PDCCH candidates configured by the second indication information in the serving cell configuration information of the scheduled cell are identical (for each aggregation level).
20 . A communication system, comprising:
a terminal equipment; and
a network device configured to communicate with terminal equipment, wherein
the terminal equipment includes:
a receiver configured to:
receive a first information configuring n CI value for a set of serving cells, and
monitor, in a search space set of a scheduling cell, PDCCH candidates for one or both of first DCI format and second DCI format; and
wherein, the first DCI format is used for scheduling of one PUSCH in one cell, or a plurality of PUSCHs in a plurality of cells, and the second DCI format is used for scheduling of one PDSCH in one cell, or a plurality of PDSCHs in a plurality of cells.