An Improved Algorithm for PAPR Reduction of OFDM Systems - Advanced Research on Computer Education, Simulation and Modeling - page 374

4 Simulation Results

We can compare and analyze the simulation results from signal amplitude, comple-
mentary cumulative distribution function, L value, the modulation mode, the number
of subcarriers and BER.

0.14

0.12

0.1

0.08

0.06

0.04

0.02

0

0 50 100 150 200 250 300

Sample Number

Fig. 1. The amplitude of the original OFDM symbol

0.14

0.12

0.1

0.08

0.06

0.04

0.02

0

0 50 100 150 200 250 300

Sa m p l e N u m be r

Fig. 2. The amplitude of the OFDM symbol with TCM algorithm

0.14

0.12

0.1

0.08

0.06

0.04

0.02

0

0 50 100 150 200 250 300

Sample Number

Fig. 3. The amplitude of the OFDM symbol with LCT algorithm