The full wave at half maximum (FWHM) of the pulse generated by EAM under the microwave modulation of 2.5GHz is 30.8ps, whose shape is close to that of the sech~2-type pulse.

• 在2.；5GHz微波调制下测量得到；电吸收调制器产生的光脉冲半极大全宽为30