Samsung Electronics Co., Ltd.

Jonggwan Jung

Yongyi Kim

Seonho Han

Heeyoung Kim

Donghoo Jang

An electronic device, according to various example embodiments of the disclosure, may comprise: a display; a processor operatively connected to the display; a cover facing the display and comprising a light transmitting material; a flexible printed circuit board having a first side facing the cover, and a second side corresponding to the opposite side of the first side; a wireless charging coil disposed to surround the flexible printed circuit board; a first bio-signal sensing unit comprising bio-signal sensing circuitry including a light-emitting unit including light-emitting circuitry and a light-receiving unit including light-receiving circuitry mounted on the first side of the flexible printed circuit board; a second bio-signal sensing unit including an internal electrode formed inside the cover, which is a portion facing the flexible printed circuit board, and an external electrode electrically connected to the internal electrode and formed outside the cover; a contact having one end mounted on the first side of the flexible printed circuit board and extending to the cover such that the opposite end thereof is connected to the internal electrode of the second bio-signal sensing unit; and a signal processing unit mounted on the second side of the flexible printed circuit board comprising circuitry configured to process a first bio-signal sensed by the first bio-signal sensing unit and a second bio-signal sensed by the second bio-signal sensing unit.

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Suwon-si, South Korea

Jonggwan Jung