If the "0" and "1" to change the carrier phase, called phaseshiftkeying.
如果“0”和“1”来改变载波的相位,则称为相移键控。
2
Thirdly, we quantify the power penalty caused by the PMD in optical subcarrier multiplexing (OSCM) system with amplitude shiftkeying (ASK) and binary phaseshiftkeying (BPSK).