Electronic dispersion compensation system, pre-compensation transmitter and the post-compensation receiver of laser are directly modulated for distributed feedback저비용 분배 궤환형 레이저를 위한 전자 분산 보상기
An exemplary embodiment of the present invention relates to a kind of electronic dispersion compensation.Interference between frequency chirp and fibre-optical dispersion is reanalysed.The linear processes characteristic of chirp dispersion is analyzed separately.Pre-compensation transmitter includes phase interpolator, 2 tap Data Generators, pulse widening CLK makers, ascending fashion detector, 4:1MUX and output driver.Post-compensation receiver includes being used for the linear equalizer of rabbit ear compensation, the nonlinear equalizer for slope compensation, typical high frequency boosting balanced device and limiting amplifier.