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AssigneeApple Inc.
InventorsVivek Venugopal, Ueyn L. Block, Brian R. Land, Paul D. Mannheimer, Albert E. Cerussi
Estimating the term…
A wearable device is described. The wearable device includes a housing having a back cover, and an optical mask on first portions of the back cover. The back cover includes a set of windows, with a first subset of windows in the set of windows being defined by an absence of the optical mask on second portions of the back cover, and a second subset of windows in the set of windows being inset in a set of openings in the back cover. An optical barrier surrounds each window in the second subset of windows. A set of light emitters is configured to emit light through at least some of the windows in the set of windows. A set of light detectors is configured to receive light through at least some of the windows in the set of windows.
A wearable device, comprising:
The wearable of device of any of the preceding claims, further comprising:
The wearable device of any of the preceding claims, wherein:
The wearable device of any one of the preceding claims, wherein the optical barrier surrounding each window of the second subset of windows comprises at least one of an ink, film, coating, or surface treatment disposed between a window in the second subset of windows and a respective opening in the back cover.
Dependencies are inferred from the claim text.