18965589. WEARABLE ELECTRONIC DEVICE FOR OBTAINING BIOMETRIC INFORMATION (SAMSUNG ELECTRONICS CO., LTD.)
WEARABLE ELECTRONIC DEVICE FOR OBTAINING BIOMETRIC INFORMATION
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WEARABLE ELECTRONIC DEVICE FOR OBTAINING BIOMETRIC INFORMATION
This abstract first appeared for US patent application 18965589 titled 'WEARABLE ELECTRONIC DEVICE FOR OBTAINING BIOMETRIC INFORMATION
Original Abstract Submitted
A ring-type wearable electronic device is provided. The ring-type wearable electronic device includes a ring-shape housing including a first housing portion and a second housing portion coupled to the first housing portion, wherein the second housing portion is configured to contact a finger of a user wearing the ring-type wearable electronic device, a first light source including a plurality of light emitters disposed in the ring-shape housing, and configured to emit light of red wavelength and infrared wavelength bands towards the finger, a first sensor disposed in the ring-shape housing, and configured to receive light emitted by the first light source, a second sensor disposed in the ring-shape housing, and configured to receive light emitted by the first light source, wherein the first sensor is positioned farther from the first light source than the second sensor is positioned from the first light source, a flexible printed circuit board (FPCB) disposed in the ring-shape housing, wherein the first light source, the first sensor, and the second sensor are disposed on the FPCB at least partially bent corresponding to the ring-shape housing, at least one processor including a processing circuitry, and memory storing instructions, wherein the instructions, when executed by the at least one processor individually or collectively, cause the ring-type wearable electronic device to: emit, by the first light source at a first time, first light of red wavelength and infrared wavelength bands, the first light being configured to reach the first sensor through the finger, based on the first light emitted by the first light source at the first time, obtain first information corresponding to part of the first light that is received by the first sensor via the finger, emit, by the first light source at a second time different from the first time, second light of red wavelength and infrared wavelength bands, the second light being configured to reach the second sensor through the finger, based on the second light emitted by the first light source at the second time, obtain second information corresponding to part of the second light that is received by the second sensor via the finger, and acquire an oxygen saturation information of the user based on at least one of the first information or the second information.
