The principles of the cochlear implant and the speech processing strategies were presented.Then,the performance of Spectral Peak method and short-time fourier transform method in DSPs were proposed to be used for cochlear implant.The experiment proved:The two strategies of the electronic cochlear system both could get good speech recognition,but the performance of STFT method has a great flexibility to pick up channels’parameters to stimulate the auditive nerves of a totally or profoundly deaf person and it...