Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Toshiya Hataguchi0
Saiful Bahari Bin Saidan0
Ting Hang Ming0
Date of Patent
July 1, 2008
0Patent Application Number
112182250
Date Filed
August 31, 2005
0Patent Primary Examiner
Patent abstract
An optical encoder includes an encoder pattern having (i) an A/B pattern of first areas and second areas alternating in a first direction, wherein the first areas have a different optical transmissivity or reflectivity than the second areas, and (ii) an index pattern disposed adjacent the A/B pattern in the first direction.
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