公开(公告)号：US20190246256A1

公开(公告)日：2019-08-08

申请号：US16266169

申请日：2019-02-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yi YANG ,  Myeonghwan NAM

IPC: H04W4/80 ,  H04W4/029

Abstract: An electronic device is provided. The electronic device includes a secure element (SE) comprising circuitry and including an applet configured to provide a service using near field communication (NFC), an NFC circuit configured to provide NFC with a first external electronic device, a memory, and a processor electrically connected with the NFC circuit and the memory. The NFC circuit includes a monitoring circuit configured to analyze a first signal received from the applet. The monitoring circuit is configured to deliver a second signal corresponding to processing completion for a specified function included in the service, based on a result of analyzing the first signal.

公开(公告)号：US20200305142A1

公开(公告)日：2020-09-24

申请号：US16721276

申请日：2019-12-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jonghoon JANG ,  Doosuk KANG ,  Hyunchul KIM ,  Yi YANG ,  Sejong YOON ,  Moonseok KANG ,  Eunji KWON ,  Myeonghwan NAM

IPC: H04W72/04 ,  H04M1/725 ,  H04W4/02 ,  H04W52/02 ,  G01S13/76

Abstract: An electronic device is provided. The electronic device includes an ultra-wideband (UWB) communication circuit, a processor operatively connected to the UWB communication circuit, and a memory operatively connected to the processor. The memory stores instructions, and when the instructions are executed, the instructions, when executed, further cause the processor to establish a wireless communication channel with an external electronic device using the UWB communication circuit, perform positioning communication with the external electronic device based on a predetermined period, via the wireless communication channel, recognize a distance between the electronic device and the external electronic device, and a changing trend of the distance, based at least on the positioning communication, and change the positioning communication period based on the recognized distance and the changing trend.