基于DTT6C01A芯片的SCDMA手机终端的信号处理

Signal handling of SCDMA handset end based on DTT6C01A chip

介绍了无线通信基带处理芯片DTT6C01A的结构和性能特点以及芯片内嵌ZSP400和ARM946E内核的子系统特征;进一步介绍了SCDMA手机射频模块的组成以及射频通道的发送、接收过程。并详细阐述了中频本振的选取方法;简单介绍了DTT6C01A与射频模块接口方法以及基带数字信号处理单元的工作过程,并给出了射频接口初始化的C语言源程序。

The structure of the DTT6C01A limitless communication baseband handling chip and performance characteristic and the subsystem characteristic of chip embedded with ZSP400 and ARM946E kernel have been recommended; The composition of the radio frequency module of the SCDMA cell-phone and the sending and receiving course of the radio frequency passway have been further introduced and the choosing method for the original shake of the intermediate frequency has been explained in detail; The interface method of DTT6C01A and radio frequency module and the working course of the handling unit of the baseband digital signal has been briefly introduced and the initializing C language source program of the radio frequency imerface has been provided.