Processor design for portable systems

被引:401
作者
Burd, TD
Brodersen, RW
机构
[1] Deparyment of EECS, University of California, Berkeley, CA
来源
JOURNAL OF VLSI SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY | 1996年 / 13卷 / 2-3期
关键词
D O I
10.1007/BF01130406
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Processors used in portable systems must provide highly energy-efficient operation, due to the importance of battery weight and size, without compromising high performance when the user requires it. The user-dependent modes of operation of a processor in portable systems are described and separate metrics for energy efficiency for each of them are found to be required. A variety of well known low-power techniques are re-evaluated against these metrics and in some cases are not found to be appropriate leading to a set of energy-efficient design principles. Also, the importance of idle energy reduction and the joint optimization of hardware and software will be examined for achieving the ultimate in low-energy, high-performance design.
引用
收藏
页码:203 / 221
页数:19
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