Scrambling (M) sequence in CDMA
Two points are important here: Maximum number of shift register (N) Mask The period of out put sequence is 2N-1 bits Only sequence offset is change when the mask…
Tag: qpsk
RE – groups & CFI – Control Format Indication in LTE
RE – groups & CFI – Control Format Indication in LTE is as below. RE – groups In order to support DL control information mapping, RE-groups are defined. Four useful…