Based on the proposed partly equidifferent mapping and its specific Differential Amplitude and Pulse Position Modulation......

无线光通信脉冲位置涮制（PPM）的功率利用率虽然很高，但带宽需求也非常高，在无线光通信系统中，应当充分考虑带宽需求和功率利用率的平衡......