Robust technique of analyzing and locating laser speckle patterns for optical computer mice

Optics and Lasers in Engineering

Volumn 47, Issue 7-8, 2009, Pages 875-883

  Liao, Chih Ming ^a   Huang, Ping S ^b   Hwang, Yi Yuh ^c   Chen, Ming ^c   Chiu, Chung Cheng ^a  

^a NATIONAL DEFENSE UNIVERSITY   (Taiwan)

^b MING CHUAN UNIVERSITY   (Taiwan)

^c CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY   (Taiwan)

Author keywords

Laser speckle; Motion detection; Normalized cross correlation (NCC); Optical computer mice

Indexed keywords

DISPLACEMENT INFORMATIONS; LASER SPECKLE; LASER SPECKLE PATTERNS; MEASUREMENT TECHNIQUES; MOTION DETECTION; MOVING DIRECTIONS; NORMALIZED CROSS-CORRELATION (NCC); OPTICAL COMPUTER MICE; OPTICAL MOUSE; PROCESSING PROCEDURES; ROBUST TECHNIQUES; SPECKLE IMAGES;

COMPUTERS; IMAGE PROCESSING; LASERS; LIGHT; LIGHTING; OPTICAL CORRELATION; SURFACE MEASUREMENT;

SPECKLE;

EID: 67349164639     PISSN: 01438166     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.optlaseng.2008.10.016     Document Type: Article

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