A.2.5 RACH reference measurement channel
25.1423GPPBase Station (BS) conformance testing (TDD)Release 17TS
A.2.5.1 3,84 Mcps TDD option
Table A.5
Parameter |
Value |
Information data rate e.g. 2 TBs (BRACH=2): SF16: 0% puncturing rate at CR=1/2 10% puncturing rate at CR=1/2 SF8: 0% puncturing rate at CR=1/2 10% puncturing rate at CR=1/2 |
46 bits per frame and TB 53 bits per frame and TB 96 bits per frame and TB 109 bits per frame and TB |
RU´s allocated |
1 RU |
Midamble |
512 chips |
Power control |
0 bit |
TFCI |
0 bit |
NRACH = number of bits per TB
BRACH = number of TBs
A.2.5.1.1 RACH mapped to 1 code SF16
Figure A.5
A.2.5.1.2 RACH mapped to 1 code SF8
Figure A.6
A.2.5.2 1,28 Mcps TDD option
Table A5.A
Parameter |
Value |
Information data rate: SF16 (RU’s allocated:1): 0% puncturing rate at CR=1/2 ~10% puncturing rate at CR=1/2 SF8 (RU’s allocated:2): 0% puncturing rate at CR=1/2 ~10% puncturing rate at CR=1/2 SF4 (RU’s allocated:4): 0% puncturing rate at CR=1/2 ~10% puncturing rate at CR=1/2 |
Transport Block Set Size=1 CRC length = 16 Tail Bits = 8 20 bits per frame and TB 24 bits per frame and TB 64 bits per frame and TB 73 bits per frame and TB 152 bits per frame and TB 170 bits per frame and TB |
TTI |
5msec |
Midamble |
144 chips |
Power control |
0 bit |
TFCI |
0 bit |
NRACH = number of bits per TB
BRACH = number of TBs
NRM = puncturing rate
A.2.5.2.1 RACH mapped to 1 code SF16
Figure A.5A
A.2.5.2.2 RACH mapped to 1 code SF8
Figure A.6A
A.2.5.2.3 RACH mapped to 1 code SF4
Figure A.7
A.2.5.3 7,68 Mcps TDD option
Table A5.B
Parameter |
Value |
Information data rate e.g. 2 TBs (BRACH=2): SF32: 0% puncturing rate at CR=1/2 10% puncturing rate at CR=1/2 SF16: 0% puncturing rate at CR=1/2 10% puncturing rate at CR=1/2 |
46 bits per frame and TB 53 bits per frame and TB 96 bits per frame and TB 109 bits per frame and TB |
RU´s allocated |
1 RU for SF32, 2 RUs for SF16 |
Midamble |
1024 chips |
Power control |
0 bit |
TFCI |
0 bit |
NRACH = number of bits per TB
BRACH = number of TBs
A.2.5.3.1 RACH mapped to 1 code SF16
Figure A.8
A.2.5.3.2 RACH mapped to 1 code SF32
Figure A.9