The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 2009
Filed:
Apr. 14, 2006
Saiful Bahari Saidan, Bayan Lepas, MY;
Theng Hooi Yeoh, Penang, MY;
Chiang Sun Cheah, Butterworth, MY;
Jiin Cheang Cheong, Bayan Baru, MY;
Chin Heong Yeoh, Bukit Mertajam, MY;
Saiful Bahari Saidan, Bayan Lepas, MY;
Theng Hooi Yeoh, Penang, MY;
Chiang Sun Cheah, Butterworth, MY;
Jiin Cheang Cheong, Bayan Baru, MY;
Chin Heong Yeoh, Bukit Mertajam, MY;
Avago Technologies General IP (Singapore) Pte. Ltd., Singapore, SG;
Abstract
An optical encoding apparatus for the detection of position and/or motion of a mechanical device includes a codescale, an encoder housing having one or more portions and a light-detecting sensor embedded within the encoder housing, wherein the light-detecting sensor is capable of sensing a pattern produced by the codescale superimposed on the light-detecting sensor, and wherein the light-detecting sensor includes a two-dimensional array of light detection elements having dimensions n-by-m where n and m are both integers greater than 4.