3G移动终端基带信号处理器设计与实现

Design and Implementation of 3G Mobile Terminals Baseband Signal Processor

文章设计了一种基于先进微处理器(ARM)、数字信号处理器(DSP)和现场可编程门阵列(FPGA)体系结构的3G移动终端基带信号处理器。该处理器能灵活实现移动通信系统中基带信号的各种处理,通过无线信号实现移动终端同基站之间的发送与接收,而且能够于不同基站之间进行信号切换。该系统的硬件设计包括以ARM主控模块、DSP实时数据处理模块和FPGA信号生成模块,移动终端软件包括应用层软件、通信协议软件和物理层软件,很好地满足了标准兼容和客户对于功能改善和低成本的需求。

A 3G mobile terminals baseband processor based on the system construction of Advanced RISC Machine （ARM）, Digital Signal Processor （DSP）, and Field Programmable Gate Array （FPGA） is designed. This processor realizes all types of processing of baseband signals in mobile communication systems. It sends and receives wireless signals between mobile terminaJ and Base Station （BS）, and switchovers signals in different BSs. This processor system ＇ s hardware includes ARM control mode, DSP real-time data processing mode, and FPGA signal generation mode. The softwares for mobile terminals include application layer software, communications protocol software, and physical layer software. This processor system is compatible with the current standard, and it also meets customers＇ demands for improved functions and low cost.