A.16 Fixed Reference Channels for NB-IoT NPUSCH format 1

36.1043GPPBase Station (BS) radio transmission and receptionEvolved Universal Terrestrial Radio Access (E-UTRA)Release 18TS

A.16.1 One PRB

Table A.16.1-1: FRC parameters for NB-IoT NPUSCH format 1

Reference channel

A16-1

A16-2

A16-3

A16-4

A16-5

A16-6

Subcarrier spacing (kHz)

3.75

15

15

15

15

15

Number of allocated subcarriers

1

1

3

6

12

12

Diversity

No

No

No

No

No

No

Modulation

BPSK

BPSK

QPSK

QPSK

QPSK

QPSK

ITBS / IRU

0 / 1

0 / 1

3 / 0

7 / 0

9 / 0

5/4

Payload size (bits)

32

32

40

104

136

424

Allocated resource unit

2

2

1

1

1

5

Code rate (target)

1/3

1/3

1/3

1/3

2/3

1/3

Code rate (effective)

0.29

0.29

0.22

0.44

0.56

0.34

Transport block CRC (bits)

24

24

24

24

24

24

Code block CRC size (bits)

0

0

0

0

0

0

Number of code blocks – C

1

1

1

1

1

1

Total number of bits per resource unit

96

96

288

288

288

1440

Total symbols per resource unit

96

96

144

144

144

720

Channel estimation length (ms) Note 1

16

4

4

4

2 (when repetition = 2)

4 (when repetition > 2)

4

Note 1: Channel estimation lengths are included in the table for information only.

Table A.16.1-2: FRC parameters for NB-IoT NPUSCH format 1 with 16QAM

Reference channel

A16-7

Subcarrier spacing (kHz)

15

Number of allocated subcarriers

12

Diversity

No

Modulation

16QAM

ITBS / IRU

15 / 0

Payload size (bits)

280

Allocated resource unit

1

Code rate (target)

1/2

Code rate (effective)

0.528

Transport block CRC (bits)

24

Code block CRC size (bits)

0

Number of code blocks – C

1

Total number of bits per resource unit

576

Total symbols per resource unit

144

Channel estimation length (ms) Note 1

1

Note 1: Channel estimation lengths are included in the table for information only