Method and device for transmitting uplink signal including data and control information via uplink channel
A method and device for transmitting a first and second uplink signal, each having data and control information is provided. The method includes channel encoding the control information of the second uplink signal based on a number of symbols of control information to produce. The channel encoding includes determining the number of symbols in accordance with a payload size of the data of the first uplink signal and a total number of transmissible symbols of a Physical Uplink Shared Channel (PUSCH) of the first uplink signal.
1. A method of transmitting a first uplink signal and a second uplink signal, wherein the first uplink signal includes data and the second uplink signal includes both data and control information, the method comprising:
channel encoding with a channel encoding device the control information of the second uplink signal based on a number of symbols of the control information to produce first channel encoded control information,
wherein the number of symbols of control information is determined to satisfy the expression:
M
X
=
⌈
N
X
·
β
X
·
M
RE
P
U
S
C
H
N
data
⌉
where
M X is the number of the symbols of the control information,
N X is a payload size of the control information,
β X is an offset value,
N data is a payload size of the data of the first uplink signal,
M RE PUSCH is a size of resources per subframe for a Physical Uplink Shared Channel (PUSCH) transmission of the first uplink signal, and
“┌ ┐” denotes a ceiling function.
2. The method of claim 1 , further comprising:
channel encoding the data of the second uplink signal to produce channel encoded data;
channel interleaving the channel encoded control information and the channel encoded data to generate the second uplink signal; and
transmitting the second uplink signal.
3. The method of claim 1 ,
wherein the control information is one of channel quality control information, a rank indication and acknowledgement (ACK)/negative acknowledgement (NACK) information, and
wherein the channel quality control information includes at least one of Channel Quality Information (CQI) and a Precoding Matrix Indicator (PMI).
4. The method of claim 1 ,
wherein the control information is one of channel quality control information, a rank indication and acknowledgement (ACK)/negative acknowledgement (NACK) information, and
wherein a payload size of the channel quality control information includes a size of Cyclic Redundancy Check (CRC) attached to the channel quality control information.
5. The method of claim 1 , wherein the number of symbols of the control information satisfies the expression:
Q
′
=
⌈
O
·
M
sc
P
U
S
C
H
-
initial
·
N
symb
P
U
S
C
H
-
initial
·
β
offset
P
U
S
C
H
∑
r
=
0
C
-
1
K
r
⌉
where
Q′ is the number of the symbols of the control information of the second uplink signal,
O is the payload size of the control information of the second uplink signal,
N symb PSCH-initial is a number of SC-FDMA symbols per subframe for the PUSCH transmission of the first uplink signal, M sc PUSCH-initial is a scheduled bandwidth for the PUSCH transmission of the first uplink signal,
β offset PUSCH is the offset value, and
∑
r
=
0
C
-
1
K
r
is the payload size of the data of the first uplink signal, r is code block number of the data of the first uplink signal before channel coding of the data of the first uplink signal, K r is a number of bits in code block number r, and C is a total number of code blocks.
6. A method of processing a received first uplink signal and a second uplink signal, wherein the first uplink signal includes data and the second uplink signal includes data and control information, the method comprising:
channel decoding with a channel decoding device the control information of the second uplink signal based on a number of symbols of the control information to produce channel decoded control information,
wherein the number of symbols of the control information is determined to satisfy the expression:
M
X
=
⌈
N
X
·
β
X
·
M
RE
P
U
S
C
H
N
data
⌉
where
M X is the number of the symbols of the control information,
N X is a payload size of the control information,
β X is an offset value,
N data is a payload size of the data of the first uplink signal,
M RE PUSCH is a size of resources per subframe for a Physical Uplink Shared Channel (PUSCH) transmission of the first uplink signal, and
“┌ ┐” denotes a ceiling function.
7. The method of claim 6 , wherein the number of symbols of the control information satisfies the expression:
Q
′
=
⌈
O
·
M
sc
P
U
S
C
H
-
initial
·
N
symb
P
U
S
C
H
-
initial
·
β
offset
P
U
S
C
H
∑
r
=
0
C
-
1
K
r
⌉
where
Q′ is the number of the symbols of the control information of the second uplink signal,
O is the payload size of the control information of the second uplink signal,
N symb PUSCH-initial is a number of SC-FDMA symbols per subframe for the PUSCH transmission of the first uplink signal, M sc PUSCH-initial is a scheduled bandwidth for the PUSCH transmission of the first uplink signal,
β offset PUSCH is the offset value, and
∑
r
=
0
C
-
1
K
r
is the payload size of the data of the first uplink signal, r is code block number of the data of the first uplink signal before channel coding of the data of the first uplink signal, K r is a number of bits in code block number r, and C is a total number of code blocks.
8. An apparatus configured to transmit a first uplink signal and a second uplink signal, wherein the first uplink signal includes data and the second uplink signal includes data and control information, the apparatus comprising:
a first channel encoding module for channel encoding the control information of the second uplink signal based on a number of symbols of the control information to produce channel encoded control information,
wherein the number of symbols of control information is determined to satisfy the expression:
M
X
=
⌈
N
X
·
β
X
·
M
RE
P
U
S
C
H
N
data
⌉
where
M X is the number of the symbols of the control information,
N X is a payload size of the control information,
β X is an offset value,
N data is a payload size of the data of the first uplink signal,
M RE PUSCH is a size of resources per subframe for a Physical Uplink Shared Channel (PUSCH) transmission of the first uplink signal, and
“┌ ┐” denotes a ceiling function.
9. The apparatus of claim 8 , wherein the apparatus further comprising a second channel encoding module for channel encoding the data of the second uplink signal to produce channel encoded data;
channel interleaving module for channel interleaving the channel encoded control information and the channel encoded data to generate the second uplink signal; and
transmitting module for transsmitting the second uplink signal.
10. The apparatus of claim 8 , wherein the control information is one of channel quality control information, a rank indication and acknowledgement (ACK)/negative acknowledgement (NACK) information, and
wherein the channel quality control information includes at least one of Channel Quality Information (CQI) and a Precoding Matrix Indicator (PMI).
11. The apparatus of claim 8 , wherein the control information is one of channel quality control information, a rank indication and acknowledgement (ACK)/negative acknowledgement (NACK) information, and
wherein a payload size of the channel quality control information includes a size of Cyclic Redundancy Check (CRC) attached to the channel quality control information.
12. The apparatus of claim 8 , wherein the number of symbols of the control information satisfies the expression:
Q
′
=
⌈
O
·
M
sc
P
U
S
C
H
-
initial
·
N
symb
P
U
S
C
H
-
initial
·
β
offset
P
U
S
C
H
∑
r
=
0
C
-
1
K
r
⌉
where
Q′ is the number of the symbols of the control information of the second uplink signal,
O is the payload size of the control information of the second uplink signal,
N symb PUSCH-initial is a number of SC-FDMA symbols per subframe for the PUSCH transmission of the first uplink signal, M sc PUSCH-initial is a scheduled bandwidth for the PUSCH transmission of the first uplink signal,
β offset PUSCH is the offset value, and
∑
r
=
0
C
-
1
K
r
is the payload size of the data of the first uplink signal, r is code block number of the data of the first uplink signal before channel coding of the data of the first uplink signal, K r is a number of bits in code block number r, and C is a total number of code blocks.
13. An apparatus configured to receive and process a first uplink signal and a second uplink signal, wherein the first uplink signal includes data and the second uplink signal includes data and control information, the apparatus comprising:
channel decoding module for channel decoding the control information of the second uplink signal based on a number of symbols of the control information to produce channel decoded control information,
wherein the number of symbols of the control information is determined to satisfy the expression:
M
X
=
⌈
N
X
·
β
X
·
M
RE
P
U
S
C
H
N
data
⌉
where
M X is the number of the symbols of the control information,
N X is a payload size of the control information,
β X is an offset value,
N data is a payload size of the data of the first uplink signal,
M RE PUSCH is a size of resources per subframe for a Physical Uplink Shared Channel (PUSCH) transmission of the first uplink signal, and
“┌ ┐” denotes a ceiling function.
14. The apparatus of claim 13 , wherein the number of symbols of the control information satisfies the expression:
Q
′
=
⌈
O
·
M
sc
P
U
S
C
H
-
initial
·
N
symb
P
U
S
C
H
-
initial
·
β
offset
P
U
S
C
H
∑
r
=
0
C
-
1
K
r
⌉
where
Q′ is the number of the symbols of the control information of the second uplink signal,
O is the payload size of the control information of the second uplink signal,
N symb PUSCH-initial is a number of SC-FDMA symbols per subframe for the PUSCH transmission of the first uplink signal, M sc PUSCH-initial is a scheduled bandwidth for the PUSCH transmission of the first uplink signal, and
β offset PUSCH is the offset value,
∑
r
=
0
C
-
1
K
r
is the payload size of the data of the first uplink signal, r is code block number of the data of the first uplink signal before channel coding of the data of the first uplink signal, K r is a number of bits in code block number r, and C is a total number of code blocks.