MULTI-TRACK OPTICAL ENCODER
There is provided an optical encoder including an encoding medium, a substrate, a light source and a light sensor. The encoding medium includes an index track and a position track. The light source is arranged at a first surface of the substrate to emit light toward the index track and the position...
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Main Author | |
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Format | Patent |
Language | English |
Published |
01.12.2022
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Subjects | |
Online Access | Get full text |
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Summary: | There is provided an optical encoder including an encoding medium, a substrate, a light source and a light sensor. The encoding medium includes an index track and a position track. The light source is arranged at a first surface of the substrate to emit light toward the index track and the position track. The light sensor is arranged at a second surface of the substrate, and has a first light sensing region and a second light sensing region for receiving reflective light respectively from the index track and the position track. |
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Bibliography: | Application Number: US202117333270 |