CROWN FOR AN ELECTRONIC WATCH
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United States of America Patent
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Issued Date -
Sep 26, 2024
app pub date -
Mar 24, 2023
filing date -
Mar 24, 2023
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Abstract
An electronic watch may include a housing defining a side wall, a display, a front cover positioned over the display, and an input system configured to receive a rotational input and a translational input. The input system may include a crown including a knob external to the housing and a rotor coupled to the knob and configured to rotate in response to the rotational input and translate in response to the translational input. The input system may further include a first laser module configured to direct a first laser beam onto the rotor and receive first reflected light from the rotor, a second laser module configured to direct a second laser beam onto the rotor and receive second reflected light from the rotor. The electronic watch may further include a processing system coupled to the first and second laser modules and configured to determine a parameter of the rotational input.
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