TRIANGULATION SENSOR WITH NEAR-ZONE DETECTION
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United States of America Patent
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Issued Date -
Jul 18, 2024
app pub date -
Jan 18, 2023
filing date -
Jan 18, 2023
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Abstract
A proximity sensor includes a triangulating optical arrangement and a non-triangulating optical arrangement. The triangulating optical arrangement has a blind zone near a primary photosensor, whereas the non-triangulating arrangement is able to detect objects within the blind zone using a secondary photosensor which works with a common illumination source as the triangulating optical arrangement.
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