WEARABLE ELECTRONIC DEVICE
A consumer product that is a portable and, in some cases, a wearable electronic device. The wearable electronic device may have functionalities including: keeping time; monitoring a user's physiological signals and providing health-related information based on those signals; communicating with other electronic devices or services; visually depicting data on a display; gather data form one or more sensors that may be used to initiate, control, or modify operations of the device; determine a location of a touch on a surface of the device and/or an amount of force exerted on the device, and use either or both as input.
1 .- 20 . (canceled)
21 . An electronic device, comprising:
a housing defining a first opening opposite to a second opening;
a band attached to the housing and configured to secure the electronic device to a user;
a display positioned in the first opening;
an antenna configured to facilitate wireless communication between the electronic device and a mobile phone, wherein the wireless communication comprises transmission of information to the mobile phone for visual display to the user;
a cover disposed over the second opening and forming a portion of an exterior surface of the electronic device;
a biosensor module disposed within the second opening below the cover; and
a wireless charging receive coil aligned with the second opening and below the cover; wherein:
the cover is configured to pass optical signals generated by the biosensor module; and
the cover is configured to pass wireless power from an external wireless charging device to the wireless charging receive coil.
22 . The electronic device of claim 21 , wherein the biosensor module comprises:
a light source configured to emit light toward a region of skin of the user: and
a detector configured to receive light reflected from the region of skin.
23 . The electronic device of claim 22 , wherein:
the cover defines a first opening to transmit the light from the light source; and
the cover defines a second opening to receive the light reflected from the region of skin.
24 . The electronic device of claim 23 , wherein:
the light source and the detector are configured to measure changes in light absorption by the region of skin;
the electronic device is configured to compute a health metric using the measured changes in light absorption; and
the display is configured to display information associated with the health metric.
25 . The electronic device of claim 24 , wherein the light source and the detector are configured to operate as a photoplethysmogram (PPG) sensor.
26 . The electronic device of claim 21 , wherein:
the cover is a disk having a disk diameter that is greater than an opening diameter of the second opening; and
the cover forms a water-tight seal with the housing along a perimeter of the cover.
27 . The electronic device of claim 21 , wherein:
the second opening has an opening diameter;
the wireless charging receive coil has a coil diameter that is less than the opening diameter; and
the wireless charging receive coil is configured to receive the wireless power through the second opening.
28 . The electronic device of claim 21 , wherein:
the cover has a convex contoured shape that protrudes toward the user; and
the convex contoured shape facilitates alignment between the cover and a mating surface of the external wireless charging device.
29 . The electronic device of claim 28 , wherein:
the electronic device is magnetically coupled to the external wireless charging device through the cover.
30 . The electronic device of claim 21 , wherein:
the wireless charging receive coil has a coil diameter that is less than a diameter of the biosensor module; and
the wireless charging receive coil is configured to receive the wireless power through the biosensor module.
31 . The electronic device of claim 21 , wherein:
the electronic device is configured to compute a health metric using the biosensor module; and
the health metric is one or more of: a heart rate, a respiration rate, a blood oxygenation level, a blood volume estimate, or blood pressure.