【摘要】 设计和制作了InP／InGaAsP学输入光波导，多输出光波导，和光栅的单片集成波长分离器件，文中给出了器件的设计参数，以及制作工艺，并给出了该器件的测试原理图。更多还原

【Abstract】 The article reports a method of designing and fabricating a integrated Inpbased wavelength demultiplexer.This device is composed of a single input waveguide,multiple output waveguides,and a concaved grating. The device design parameters and fabrication technique are described. The device test setup is a1so represented.更多还原