I. Introduction
II. System overview
A. Conventional OFDM
B. OFDM/TDM using MMSE-FDE
III. Performance analysis
A. PAPR of OFDM/TDM
B. Channel capacity of OFDM/TDM using MMSE-FDE
Iv. Numerical evaluation and discussions
A. Bit error rate issue
B. Power efficiency issue
Parameters | N
c
= 256, N
m
= N
c
/K | PAPR level (dB) |
---|---|---|
Conventional OFDM | K = 1, N
m
= 256 | 24.08 |
OFDM/TDM | K = 4 (16), N
m
= 64 (16) | 18.06 (12.04) |