supported by the National High Technology Research and Development Program of China (No. 2007AA03Z418);the Programof Key International Science and Technology Cooperation Projects (No. 2006DFB11110);the National "111" Project (No. B07005);the Program for Changjiang Scholars and Innovative Research Team in University,Ministry of Education (No. IRT0609)
A novel resonant cavity enhanced(RCE) photodetector with flat-top and steep-edge response is presented.The response is obtained by designing a gradient-thickness P area in the absorption cavity.Simulation results show...