DSP的发展及定点、浮点处理方法的比较  

Development of DSP and Comparison Between Fixed Point and Float Point of Process Method

作　　者：赵胜凯[1] 邱宽民[1] 

机构地区：[1]北方交通大学电子信息工程学院,北京100044

出　　处：《北方交通大学学报》2000年第5期82-84,88,共4页Journal of Northern Jiaotong University

摘　　要：简介了数字信号处理 (DSP)技术近年来在软、硬件方面的进展及其广泛的应用 .本文针对定点处理方法、浮点处理方法着重分析了其运算精度、误差指标以及处理系统的功能、性能 。This paper presents the development of DSP in recent years as well as the wide range of application. The comparison between float DSP method and fixed DSP method is made in several aspects such as operation accuracy, error index as well as the function and performance of the corresponding processing system. Some viewpoints are put forward about how to improve a DSP system.

关 键 词：数字信号处理 浮点运算 定点运算 数字滤波 

分 类 号：TN911.72[电子电信—通信与信息系统]