Method for wireless communication, terminal device, and network device
View Patent ↗A method for wireless communication, a terminal device, and a network device are provided. The method includes the following. A terminal device determines a physical uplink control channel (PUCCH) resource, where the PUCCH resource is used for transmitting first uplink control information (UCI) and second UCI, and a priority of the first UCI is different from a priority of the second UCI. The terminal device determines a first number of physical resource blocks (PRB) according to a total number of bits of the first UCI, a total number of bits of the second UCI, a first maximum coding rate corresponding to the first UCI, and a second maximum coding rate corresponding to the second UCI, where the first number of PRBs is less than or equal to a number of PRBs M RB PUCCH in the PUCCH resource. The terminal device transmits target UCI according to the first number of PRBs.
1. A method for wireless communication, comprising:
determining, by a terminal device, a physical uplink control channel (PUCCH) resource, the PUCCH resource being used for transmitting first uplink control information (UCI) and second UCI, and a priority of the first UCI being different from a priority of the second UCI;
determining, by the terminal device, a first number of physical resource blocks (PRB) according to a total number of bits of the first UCI, a total number of bits of the second UCI, a first maximum coding rate corresponding to the first UCI, and a second maximum coding rate corresponding to the second UCI, the first number of PRBs being less than or equal to a number of PRBs M RB PUCCH in the PUCCH resource; and
transmitting, by the terminal device, target UCI according to the first number of PRBs, the target UCI comprising part or all of information in the first UCI and part or all of information in the second UCI;
wherein determining, by the terminal device, the first number of PRBs according to the total number of bits of the first UCI, the total number of bits of the second UCI, the first maximum coding rate corresponding to the first UCI, and the second maximum coding rate corresponding to the second UCI comprises:
determining, by the terminal device, a minimum number of PRBs M RB,min PUCCH used for transmitting the first UCI and the second UCI in the PUCCH resource according to the total number of bits of the first UCI, the total number of bits of the second UCI, the first maximum coding rate, and the second maximum coding rate; and
determining, by the terminal device, M RB,min PUCCH as the first number of PRBs on condition that M RB,min PUCCH is less than or equal to M RB PUCCH .
2. The method of claim 1 , wherein M RB,min PUCCH satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
≤
M
RB
,
min
PUCCH
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
,
wherein O UCI0 represents the total number of bits of the first UCI, O CRC0 represents a number of CRC bits corresponding to the first UCI, O CRC0 is greater than or equal to 0, r 0 represents the first maximum coding rate, O CRC0 represents the total number of bits of the second UCI, O CRC1 represents a number of CRC bits corresponding to the second UCI, O CRC1 is greater than or equal to 0, r 1 represents the second maximum coding rate, N sc,ctrl RB represents a parameter determined according to a PUCCH format used by the PUCCH resource and a number of subcarriers in a PRB in the PUCCH resource, or a parameter determined according to the PUCCH format used by the PUCCH resource, the number of subcarriers in the PRB in the PUCCH resource, and a code length of an orthogonal code used by the PUCCH format, N symb-UCI PUCCH represents a number of symbols in the symbols in the PUCCH resource determined according to the PUCCH format, and Q m represents a modulation order.
3. The method of claim 2 , wherein M RB PUCCH >1, and M RB,min PUCCH further satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
>
(
M
RB
,
min
PUCCH
-
1
)
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
.
4. The method of claim 2 , wherein M RB PUCCH further satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
≤
M
RB
PUCCH
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
.
5. The method of claim 1 , further comprising:
determining, by the terminal device, M RB PUCCH as the first number of PRBs on condition that M RB PUCCH satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
>
(
M
RB
PUCCH
-
1
)
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
,
wherein O UCI0 represents the total number of bits of the first UCI, O CRC0 represents a number of CRC bits corresponding to the first UCI, O CRC0 is greater than or equal to 0, r 0 represents the first maximum coding rate, O UCI1 represents the total number of bits of the second UCI, O CRC1 represents a number of CRC bits corresponding to the second UCI, O CRC1 is greater than or equal to 0, r 1 represents the second maximum coding rate, N sc,ctrl RB represents a parameter determined according to a PUCCH format used by the PUCCH resource and a number of subcarriers in a PRB in the PUCCH resource, or a parameter determined according to the PUCCH format used by the PUCCH resource, the number of subcarriers in the PRB in the PUCCH resource, and a code length of an orthogonal code used by the PUCCH format, N symb-UCI PUCCH represents a number of symbols in the PUCCH resource determined according to the PUCCH format, and Q m represents a modulation order.
6. The method of claim 1 , wherein M RB,min PUCCH satisfies:
⌈
O
UCI
0
+
O
CRC
0
r
0
⌉
+
⌈
O
UCI
1
+
O
CRC
1
r
1
⌉
≤
M
RB
,
min
PUCCH
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
,
wherein O UCI0 represents the total number of bits of the first UCI, O CRC0 represents a number of CRC bits corresponding to the first UCI, O CRC0 is greater than or equal to 0, r 0 represents the first maximum coding rate, O UCI1 represents the total number of bits of the second UCI, O CRC1 represents a number of CRC bits corresponding to the second UCI, O CRC1 is greater than or equal to 0, r 1 represents the second maximum coding rate, N sc,ctrl RB represents a parameter determined according to a PUCCH format used by the PUCCH resource and a number of subcarriers in a PRB in the PUCCH resource, or a parameter determined according to the PUCCH format used by the PUCCH resource, the number of subcarriers in the PRB in the PUCCH resource, and a code length of an orthogonal code used by the PUCCH format, N symb-UCI PUCCH represents a number of symbols in the PUCCH resource determined according to the PUCCH format, Q m represents a modulation order, and represents a rounding-up operation.
7. The method of claim 6 , wherein M RB PUCCH >1, and M RB,min PUCCH further satisfies:
⌈
O
UCI
0
+
O
CRC
0
r
0
⌉
+
⌈
O
UCI
1
+
O
CRC
1
r
1
⌉
>
(
M
RB
,
min
PUCCH
-
1
)
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
.
8. The method of claim 6 , wherein M RB PUCCH further satisfies:
⌈
O
UCI
0
+
O
CRC
0
r
0
⌉
+
⌈
O
UCI
1
+
O
CRC
1
r
1
⌉
≤
M
RB
PUCCH
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
.
9. The method of claim 1 , further comprising:
determining, by the terminal device, M RB PUCCH as the first number of PRBs on condition that M RB PUCCH satisfies:
⌈
O
UCI
0
+
O
CRC
0
r
0
⌉
+
⌈
O
UCI
1
+
O
CRC
1
r
1
⌉
>
(
M
RB
PUCCH
-
1
)
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
,
wherein O UCI0 represents the total number of bits of the first UCI, O CRC0 represents a number of CRC bits corresponding to the first UCI, O CRC0 is greater than or equal to 0, r 0 represents the first maximum coding rate, O UCI1 represents the total number of bits of the second UCI, O CRC1 represents a number of CRC bits corresponding to the second UCI, O CRC1 is greater than or equal to 0, r 1 represents the second maximum coding rate, N sc,ctrl RB represents a parameter determined according to a PUCCH format used by the PUCCH resource and a number of subcarriers in a PRB in the PUCCH resource, or a parameter determined according to the PUCCH format used by the PUCCH resource, the number of subcarriers in the PRB in the PUCCH resource, and a code length of an orthogonal code used by the PUCCH format, N symb-UCI PUCCH represents a number of symbols in the PUCCH resource determined according to the PUCCH format, Q m represents a modulation order, and ┌ ┐ represents a rounding-up operation.
10. A terminal device, comprising:
a transceiver;
a memory configured to store computer programs; and
a processor configured to invoke and execute the computer programs stored in the memory to:
determine a physical uplink control channel (PUCCH) resource, the PUCCH resource being used for transmitting first uplink control information (UCI) and second UCI, and a priority of the first UCI being different from a priority of the second UCI;
determine a first number of physical resource blocks (PRB) according to a total number of bits of the first UCI, a total number of bits of the second UCI, a first maximum coding rate corresponding to the first UCI, and a second maximum coding rate corresponding to the second UCI, the first number of PRBs being less than or equal to a number of PRBs M RB PUCCH in the PUCCH resource; and
cause the transceiver to transmit target UCI according to the first number of PRBs, the target UCI comprising part or all of information in the first UCI and part or all of information in the second UCI;
wherein the processor is specifically configured to:
determine a minimum number of PRBs M RB,min PUCCH used for transmitting the first UCI and the second UCI in the PUCCH resource according to the total number of bits of the first UCI, the total number of bits of the second UCI, the first maximum coding rate, and the second maximum coding rate; and
determine M RB,min PUCCH as the first number of PRBs on condition that M RB,min PUCCH is less than or equal to M RB PUCCH .
11. The terminal device of claim 10 , wherein M RB,min PUCCH satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
≤
M
RB
,
min
PUCCH
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
,
wherein O UCI0 represents the total number of bits of the first UCI, O CRC0 represents a number of CRC bits corresponding to the first UCI, O CRC0 is greater than or equal to 0, r 0 represents the first maximum coding rate, O UCI1 represents the total number of bits of the second UCI, O CRC1 represents a number of CRC bits corresponding to the second UCI, O CRC1 is greater than or equal to 0, r 1 represents the second maximum coding rate, N sc,ctrl RB represents a parameter determined according to a PUCCH format used by the PUCCH resource and a number of subcarriers in a PRB in the PUCCH resource, or a parameter determined according to the PUCCH format used by the PUCCH resource, the number of subcarriers in the PRB in the PUCCH resource, and a code length of an orthogonal code used by the PUCCH format, N symb-UCI PUCCH represents a number of symbols in the PUCCH resource determined according to the PUCCH format, and Q m represents a modulation order.
12. The terminal device of claim 11 , wherein M RB PUCCH >1, and M RB,min PUCCH further satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
>
(
M
RB
,
min
PUCCH
-
1
)
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
.
13. A network device, comprising:
a transceiver;
a memory configured to store computer programs; and
a processor configured to invoke and execute the computer programs stored in the memory to:
determine a physical uplink control channel (PUCCH) resource, the PUCCH resource being used for transmitting first uplink control information (UCI) and second UCI, and a priority of the first UCI being different from a priority of the second UCI;
determine a first number of physical resource blocks (PRB) according to a total number of bits of the first UCI, a total number of bits of the second UCI, a first maximum coding rate corresponding to the first UCI, and a second maximum coding rate corresponding to the second UCI, the first number of PRBs being less than or equal to a number of PRBs M RB PUCCH in the PUCCH resource; and
cause the transceiver to receive target UCI according to the first number of PRBs, the target UCI comprising part or all of information in the first UCI and part or all of information in the second UCI;
wherein the processor is specifically configured to:
determine a minimum number of PRBs M RB,min PUCCH used for transmitting the first UCI and the second UCI in the PUCCH resource according to the total number of bits of the first UCI, the total number of bits of the second UCI, the first maximum coding rate, and the second maximum coding rate; and
determine M RB,min PUCCH as the first number of PRBs on condition that M RB,min PUCCH is less than or equal to M RB PUCCH .
14. The network device of claim 13 , wherein M RB,min PUCCH satisfies:
O
UCI
0
+
O
CRC
0
r
0
+
O
UCI
1
+
O
CRC
1
r
1
≤
M
RB
,
min
PUCCH
·
N
sc
,
ctrl
RB
·
N
symb
-
UCI
PUCCH
·
Q
m
,
wherein O UCI0 represents the total number of bits of the first UCI, O CRC0 represents a number of CRC bits corresponding to the first UCI, O CRC0 is greater than or equal to 0, r 0 represents the first maximum coding rate, O UCI1 represents the total number of bits of the second UCI, O CRC1 represents a number of CRC bits corresponding to the second UCI, O CRC1 is greater than or equal to 0, r 1 represents the second maximum coding rate, N sc,ctrl RB represents a parameter determined according to a PUCCH format used by the PUCCH resource and a number of subcarriers in a PRB in the PUCCH resource, or a parameter determined according to the PUCCH format used by the PUCCH resource, the number of subcarriers in the PRB in the PUCCH resource, and a code length of an orthogonal code used by the PUCCH format, N symb-UCI PUCCH represents a number of symbols in the PUCCH resource determined according to the PUCCH format, and Q m represents a modulation order.