Phase Shift Pulse Width Modulation 相移脉宽调制
phase shift in pulse 脉内相移
shift phase pulse 移相触发脉冲
pulse phase shift 脉冲移相
Control pulse is coupled into this pulse shaper by wavelength division multiplexer. Nonlinear phase shift of signal laser is induced by control pulse because of cross phase modulation.
该全光脉冲整形器利用波分复用器将控制光脉冲引入光纤环形镜中,控制光脉冲由于交叉相位调制在信号光上产生了非线性附加相移。
Signal laser interferes in fiber coupler, then shaped signal pulse transmits from output port of this pulse shaper. Signal pulse's waveform is determined by the profile of the nonlinear phase shift.
信号光在耦合器中发生干涉,经过整形的信号光脉冲从脉冲整形器的出射端出射,信号脉冲的波形由非线性附加相移的波形决定。
Self-phase modulation of fiber does not affect the pulse shape of chaotic signal, however, its product of nonlinear phase shift can widen the chaotic signal spectrum.
结果表明:自相位调制不影响混沌信号脉冲的形状,但能产生非线性相移使混沌信号频谱展宽;
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