, .3.26.
.3 26. ,
:
Common Control Channel (CCCH) , LTE_IDLE.
Dedicated Control Channel (DCCH) .
Dedicated Traffic Channel (DTCH) .
:
Random Access Channel (RACH) . , eNB , .
Uplink Shared Channel (UL-SCH) .
:
Physical Random Access Channel (PRACH) .
Physical Uplink Shared Channel (PUSCH) UCI (Uplink Control Information).
Physical Uplink Control Channel (PUCCH) UCI PUSCH.
.3.26 SRS (Sounding Reference Signal) .
PUSCH PUCCH PDCCH .
PUCCH PUSCH . .3.27 4 PUCCH . PUCCH / (ACK/NACK), CQI, PMI/RI, . PUCCH 1 . PUCCH , PUCCH (. 3.27). .
LTE PUCCH (.3.28). 3, 2 OFDM- ( .3.28 ).
CQI , eNB . UE, /, MCS . UE RSRP (Reference Signal Received Power) [18]. CQI 1 15; - (. 3.11) [17]. R 1024, //.
|
|
.3.27. PUCCH
.3.28. PUCCH
3.11
CQI | R×1024 | ||
4- | 0,1523 | ||
4- | 0,2344 | ||
4- | 0,3770 | ||
4- | 0,6010 | ||
4- | 0,8770 | ||
4- | 1,1758 | ||
16- | 1,4766 | ||
16- | 1,9141 | ||
16- | 2,4063 | ||
64- | 2,7305 | ||
64- | 3,3223 | ||
64- | 3,9023 | ||
64- | 4,5234 | ||
64- | 5,1152 | ||
64- | 5,5547 |
CQI . CQIWB CQI , CQISB . CQI (. 3.9).
10 , CQIWB. CQIWB . 3.8 CQISB. CQISB
CQIDiff-SB (i) = CQISB(i) - CQIWB
CQIDiff-SB {-2, 0, +1, +2}. , 2 : +1 +2 : -2. , CQI ό .
PUSCH, . (.3.29) (.3.30). PUSCH OFDM- (.3.31).
. 3.29. PUSCH
.3.30. PUSCH
. 3.31. PUSCH