公开(公告)号：US20210075259A1

公开(公告)日：2021-03-11

申请号：US17016899

申请日：2020-09-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kisung JUNG ,  Myoungjun CHOI ,  Duckwon YOON ,  Byongjeon LEE

IPC: H02J50/10 ,  G06F3/044 ,  G06F3/041 ,  H02J7/02 ,  H02J7/00

Abstract: An electronic device for providing a wireless charging function and a method thereof is provided. The electronic device includes a housing, a touch pad which is disposed in the housing and includes an electrode pattern and multiple openings formed on the electrode pattern, a wireless charging coil, and a processor operationally connected to the touch pad and the wireless charging coil, wherein the processor is configured to perform a touch detection function of detecting a touch by an inputting subject by using at least one electrode pattern of the touch pad, calculate a capacitance variation of the touch pad while the touch detection function is performed, determine whether the inputting subject requires a charging function, based on the calculated capacitance variation, and, in response to determining that the inputting subject requires the charging function, perform a charging function of transmitting power by using the wireless charging coil.

公开(公告)号：US20220255353A1

公开(公告)日：2022-08-11

申请号：US17733607

申请日：2022-04-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongjae KIM ,  Jaedeok CHA ,  Seoncheol KIM ,  Byongjeon LEE ,  Jungje BAE ,  Jaesub YOUN

IPC: H02J50/10 ,  H02J50/00 ,  H02J50/80 ,  H04B5/00 ,  H01Q1/38

Abstract: An electronic device is provided. The electronic device includes a substrate comprising a touch sensing circuit, which includes a first layer, a second layer overlapping with the first layer, a plurality of first electrode lines arranged on the first layer in a first direction, and a plurality of second electrode lines arranged on the second layer in a second direction that is vertical with respect to the first direction, a coil arranged to at least partially overlap with the substrate, a power transmission circuit for wirelessly transmitting power through the coil, a ground electrically connected to the power transmission circuit, and a control circuit electrically connected to the coil and the ground, wherein the control circuit can be configured to selectively connect the coil to the power transmission circuit or the ground.

公开(公告)号：US20200328624A1

公开(公告)日：2020-10-15

申请号：US16843958

申请日：2020-04-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byongjeon LEE ,  Jaedeok CHA ,  Jongmin KIM ,  Seongtaek KWON ,  Haesoo KIM ,  Bohyeon HAN

IPC: H02J50/40 ,  H02J7/02 ,  H02J50/70 ,  H02J50/10 ,  H01F38/14 ,  H01F27/36 ,  H02J50/80 ,  H02J7/00

Abstract: An electronic device is disclosed. The electronic device discloses a plurality of wireless charging antennas, a plurality of shielding partition layers, at least some of the plurality of shielding partition layers disposed between the plurality of wireless charging antennas, a plurality of external device-receiving grooves formed through spaces defined between pairs of the shielding partition layers, and a processor electrically coupled to the plurality of wireless charging antennas. The processor is configured to: determine whether at least one external device is inserted into at least one of the plurality of external device-receiving grooves, and when the at least one external device is inserted into the at least one of the plurality of external device-receiving grooves, wirelessly transmit power through at least one wireless charging antenna corresponding to the at least one of the plurality of external device-receiving grooves into which the at least one external device is inserted.