Invention Grant
- Patent Title: Optical encoder with axially aligned sensor
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Application No.: US14333418Application Date: 2014-07-16
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Publication No.: US09797752B1Publication Date: 2017-10-24
- Inventor: Richard Ruh , Prashanth S. Holenarsipur , Serhan O. Isikman , Anant Rai
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Brownstein Hyatt Farber Schreck, LLP
- Main IPC: G01D5/34
- IPC: G01D5/34 ; G01D5/347

Abstract:
Embodiments of the present disclosure provide an optical encoder for an electronic device. The optical encoder comprises an elongated shaft and a plurality of markings axially disposed around a circumference of the elongated shaft. The optical encoder also includes an optical sensor. In embodiments, the optical sensor includes an emitter and an array of photodiodes. The emitter and the array of photodiodes may be radially aligned with respect to the elongated shaft or axially aligned with respect to the shaft.
Information query
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