公开(公告)号：US20230318355A1

公开(公告)日：2023-10-05

申请号：US18090268

申请日：2022-12-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jaejoon CHOI ,  Kyeongmin KIM ,  Kijung KIM ,  June LEE

IPC: H02J50/00 ,  H02J50/40 ,  H02J50/70 ,  H02J50/20 ,  H02J50/90 ,  H05K1/02 ,  H05K1/11

CPC classification number: H02J50/005 ,  H02J50/402 ,  H02J50/70 ,  H02J50/20 ,  H02J50/90 ,  H05K1/028 ,  H05K1/115 ,  H02J2207/20 ,  H05K2201/10098

Abstract: An electronic device may include a printed circuit board layer including a plurality of flexible areas and a plurality of rigid areas, a wireless charging circuit disposed in one rigid area among the plurality of rigid areas, and a plurality of wireless charging antennas disposed in the plurality of flexible areas and including a coil shape. The plurality of wireless charging antennas each may be electrically connected in parallel with the wireless charging circuit. Other various embodiments identified through the specification are possible.

公开(公告)号：US20230133467A1

公开(公告)日：2023-05-04

申请号：US18071818

申请日：2022-11-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangkyung PARK ,  Kyeongmin KIM ,  Seungho LEE

IPC: H04B1/3877 ,  H04B5/00

Abstract: A cradle, first wireless communication device, and second wireless communication device, and method thereof, are disclosed. The first wireless device receives a first short-range wireless communication signal requesting activation of data communication with the cradle, detects electrical connection to the cradle, receive a second short-range wireless communication signal indicating that the second wireless communication device is electrically connected to the cradle, and transmit a third short-range wireless communication signal requesting the second wireless communication device to activate the power line communication. The second wireless device and cradle may execute corresponding and complimentary operations thereof