An integrated testbed for wireless multimedia computing

被引:6
作者
Chien, C
Nazareth, S
Lettieri, P
Molloy, S
Schoner, B
Boring, WA
Chen, J
Deng, C
MangioneSmith, WH
Jain, R
机构
[1] Integrated Circuits and Systems Laboratory, Department of Electrical Engineering, University of California, Los Angeles, CA
[2] Department of Electrical Engineering, University of California, Los Angeles, CA
[3] M.S.E.E., University of California, Los Angeles, CA
[4] Electrical Engineering Department, University of California, Los Angeles, CA
[5] M.S.E.E. Program, UCLA
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/BF01130401
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
A testbed has been constructed to evaluate node architectures that support multimedia applications and services across a wireless network. Using this testbed, a low bitrate subband video compression algorithm has been prototyped in a field programmable gate array (FPGA) and evaluated for video networking across bandwidth-limited RF channels. A radio interface has been prototyped in an FPGA and a common applications programming interface (API) has been developed to allow experimentation with multiple radios. This testbed has been used to evaluate node performance under two different wireless applications: 1) simultaneous video and data networking (VTALK) and 2) TCP/IP utilities such as FTP and telnet. Based on this evaluation, the design of a battery-operated high throughput wireless multimedia node is presented.
引用
收藏
页码:105 / 124
页数:20
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