COMPACT AND HIGH-PRECISION RANGE FINDER WITH WIDE DYNAMIC-RANGE AND ITS APPLICATION

被引:83
作者
SHINOHARA, S
YOSHIDA, H
IKEDA, H
NISHIDE, K
SUMI, M
机构
[1] TOKYO AIRCRAFT INSTRUMENT CO LTD,DIV RES & DEV,KOMAE 201,JAPAN
[2] CHIBA INST TECHNOL,DEPT ELECTR ENGN,NARASHINO,CHIBA 275,JAPAN
关键词
D O I
10.1109/19.126628
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Described is a new range finder using a self-mixing laser diode (SM-LD). The range finder has both high accuracy of +/- 0.15% and wide dynamic range of 0.2-1 m by the use of only one sensor head. Differing from ultrasonic range finders, the light beam of this laser range finder can be focused and scanned. The feasibility study shows a possible application of the range finder to a visual sensor of a robot. Furthermore, the proposed range finder has been successfully applied as an infrared (IR) active type range finder of a single lens reflex (SLR) camera.
引用
收藏
页码:40 / 44
页数:5
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