A.4 Fixed Reference Channels for NB-IoT dynamic range (π/4 QPSK, R=2/3)
36.1083GPPEvolved Universal Terrestrial Radio Access (E-UTRA)Release 18Satellite Access Node radio transmission and receptionTS
The parameters for the reference measurement channels are specified in Table A.4-1 for NB-IoT dynamic range.
Table A.4-1 FRC parameters for NB-IoT dynamic range
|
Reference channel |
A15-1 |
A15-2 |
|
Sub carrier spacing (kHz) |
15 |
3.75 |
|
Number of tone |
1 |
1 |
|
Modulation |
π/4 QPSK |
π/4 QPSK |
|
Diversity |
No |
No |
|
Frequency offset |
0 |
0 |
|
IMCS / ITBS |
7 / 7 |
7 / 7 |
|
Payload size (bits) |
104 |
104 |
|
Allocated resource units |
1 |
1 |
|
Transport block CRC (bits) |
24 |
24 |
|
Coding rate (target) |
2/3 |
2/3 |
|
Coding Rate |
0.67 |
0.67 |
|
Code block CRC size (bits) |
0 |
0 |
|
Number of code blocks – C |
1 |
1 |
|
Total symbols per resource unit |
96 |
96 |
|
Total number of bits per resource unit |
192 |
192 |
|
Tx time (ms) |
8 |
32 |
|
Frequency offset |
0 |
0 |
|
Channel estimation length (ms) Note 1 |
4 |
16 |
|
Note 1: Channel estimation lengths are included in the table for information only. |
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Annex B (normative):
Error Vector Magnitude