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公开(公告)号:US20230118967A1
公开(公告)日:2023-04-20
申请号:US17969283
申请日:2022-10-19
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Bohwan CHOI , Jinsu CHOI , Sungbum PARK , Kyungmin LEE , Sangwook LEE
Abstract: A first electronic device for wirelessly transmitting power may include a power transmission circuit, memory, a pulse generator, a foreign object detection circuit configured to detect a foreign object located in a path in which power is wirelessly transmitted through the power transmission circuit, and a control circuit. The control circuit may be configured to wirelessly transmit power to a second electronic device, based on an alternating current (AC) input voltage applied to the power transmission circuit, generate a trigger signal synchronized with a first time corresponding to a specified voltage of the input voltage through the pulse generator, store an output value of the foreign object detection circuit in the memory based on the trigger signal, the output value being identified at the first time, continuously obtain the output value stored in the memory from the memory during a specified time until before the trigger signal of a next period is received at the memory from the pulse generator, and detect the foreign object based on the output value obtained during the specified time.
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公开(公告)号:US20210167878A1
公开(公告)日:2021-06-03
申请号:US16772932
申请日:2018-12-14
Applicant: Samsung Electronics Co., Ltd.
Inventor: Soonyoung LEE , Sungbum PARK , Sanghyun CHANG , Minsung CHO
IPC: H04B17/391 , H04B17/309 , H04B17/27
Abstract: The present disclosure relates to a communication technique for combining a 5G communication system with IoT technology for supporting a higher data transmission rate than a 4G system, and a system thereof. The present disclosure can be applied to 5G communication and IoT related technology-based intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security and safety related services, etc.). A method for identifying a transmission characteristic of a radio signal in a wireless communication system according to one embodiment of the present invention comprises the steps of: identifying a signal transmission position; identifying a signal reception position; identifying an area in which a movable object is located between the signal transmission position and the signal reception position; identifying a characteristic of the movable object in the area; and identifying a transmission characteristic of a radio signal transmitted from the signal transmission position to the signal reception position based on the characteristic of the movable object.
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3.
公开(公告)号:US20190387421A1
公开(公告)日:2019-12-19
申请号:US16489656
申请日:2018-02-02
Applicant: Samsung Electronics Co., Ltd.
Inventor: Minsung CHO , Sungbum PARK , Sungrok YOON
IPC: H04W24/04 , H04B17/309 , H04W16/28
Abstract: The present disclosure relates to a communication technique for converging an IoT technology with a 5G communication system for supporting a higher data transmission rate beyond a 4G system, and a system therefor. The present disclosure may be applied to an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or connected car, healthcare, digital education, retail business, a security and safety related service, or the like) on the basis of a 5G communication technology and an IoT related technology. Various embodiments of the present invention relate to a method for managing a network environment of an electronic device in a wireless communication system. The method may comprise the steps of: acquiring beamforming information between a plurality of transmitting terminals and a plurality of receiving terminals; configuring a beamforming signal quality map for the plurality of transmitting terminals and the plurality of receiving terminals on the basis of the acquired beamforming information; detecting whether a connection problem between the transmitting terminals and the receiving terminals occurs, on the basis of the beamforming signal quality map; and when occurrence of the connection problem is detected, controlling a change in antenna setting information for at least one transmitting terminal. However, the present invention is not limited to the above embodiment, and other embodiments are possible.
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公开(公告)号:US20240223020A1
公开(公告)日:2024-07-04
申请号:US18610705
申请日:2024-03-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Sangwook LEE , Kyungmin LEE , Bohwan CHOI , Jinsoo CHOI , Sungbum PARK
Abstract: The disclosure relates to an electronic device and a method for detecting a foreign body, wherein a control circuit of the electronic device may be configured to: supply transmission power to a power transmission circuit; identify, on the basis of a low power wireless communication signal, whether an external device is present in a partial area of the externally exposed surface of the electronic device, which corresponds to a resonant circuit; on the basis of the presence of the external device, apply a high frequency current to the resonant circuit and transmit transmission power generated in the resonant circuit to the external device; obtain analog digital converter samples in a half-wave rectified direct current interval of a direct current link voltage corresponding to a transmission current detected in the power transmission circuit; and detect a foreign body on the basis of the analog digital converter samples.
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公开(公告)号:US20210036560A1
公开(公告)日:2021-02-04
申请号:US16969091
申请日:2018-12-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Jaeseok PARK , Sanghyuk WI , Youngho RYU , Sungbum PARK , Sungku YEO
Abstract: According to various embodiments, a wireless power transmission device comprises: a first-scheme communication circuit; a power source for generating a source signal; a power transmission circuit for forming an RF wave on the basis of the source signal; and a control circuit, wherein the control circuit can be configured to receive, from an electronic device supporting first-scheme communication and second-scheme communication, a communication signal including information on a communication environment according to the second-scheme communication through the first-scheme communication circuit, and to control, on the basis of the information on the communication environment according to the second-scheme communication, the frequency of the source signal generated by the power source and/or the transmission strength of the RF wave. Other various embodiments are possible.
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6.
公开(公告)号:US20200304219A1
公开(公告)日:2020-09-24
申请号:US16645716
申请日:2018-09-27
Applicant: Samsung Electronics Co., Ltd.
Inventor: Yoonsung PARK , Sungbum PARK , Soonyoung LEE
IPC: H04B17/391 , H04W16/22 , H04B17/309 , G06K9/00
Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A communication environment analysis method according to the present invention comprises the steps of: receiving satellite information and image information of a certain area; identifying area information of an object that is not contained in the image information, on the basis of the satellite information; determining characteristic information of the object; and analyzing a communication environment of the certain area on the basis of the characteristic information, wherein the object is one that causes signal attenuation due to at least one of signal scattering and signal absorption.
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公开(公告)号:US20200221314A1
公开(公告)日:2020-07-09
申请号:US16648441
申请日:2017-12-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Minsung CHO , Donghyuck PARK , Sungbum PARK , Sungrok YOON , Sanghyun CHANG , Sungkyu JUNG
IPC: H04W16/18
Abstract: Disclosed is research carried out by receiving support from the “Cross-Ministry Giga KOREA Project” funded by the government (Ministry of Science and ICT) in 2017 (No. GK17N0100, millimeter wave 5G mobile communication system development). Disclosed are: a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of 4G system; and a system therefor. The present disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security, and safety related services, and the like) on the basis of 5G communication technology and IoT-related technology. Disclosed are an analysis method and device for improving the accuracy and the reliability of a network design result.
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8.
公开(公告)号:US20230299617A1
公开(公告)日:2023-09-21
申请号:US18200969
申请日:2023-05-23
Applicant: SAMSUNG ELECTRONICS CO.,LTD.
Inventor: Sungbum PARK , Cheonyong Lim , Youngho Ryu , Kyungmin Lee , Sangwook Lee , Jinsu Choi
Abstract: A wireless power receiver includes a resonance circuit configured to generate an induced current based on a magnetic field generated by a wireless power transmitter, a diode connected to a first end of the resonance circuit and to a second end of the resonance circuit, and an inductive load connected to a first end of the diode and a second end of the diode.
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公开(公告)号:US20210044988A1
公开(公告)日:2021-02-11
申请号:US17079899
申请日:2020-10-26
Applicant: Samsung Electronics Co., Ltd.
Inventor: Yoonsung PARK , Sungbum PARK , Soonyoung LEE
Abstract: A communication method and system for converging a 5th-generation (5G) communication system for supporting higher data rates beyond a 4th-generation (4G) system with a technology for Internet of Things (IoT) are provided. The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The method for analyzing communication environment in a wireless communication system includes receiving image information of an area, identifying at least one object based on the image information, determining property information of the at least one object, and analyzing communication environment for the area based on the property information. Signal attenuation occurs due to at least one of scattering, diffraction, or absorption of a signal by the at least one object.
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10.
公开(公告)号:US20200260367A1
公开(公告)日:2020-08-13
申请号:US16647409
申请日:2018-09-06
Applicant: Samsung Electronics Co., Ltd.
Inventor: Sunyoung CHOI , Sungbum PARK , Minsung CHO
Abstract: Disclosed is a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4G) communication system such as long term evolution (LTE). The purpose of the disclosure is to analyze service availability, and an operating method of a server can include the steps of: receiving position information of a subscriber; determining service availability on the location indicated by the position information; and transmitting recommendation information related to the communication of a device of the subscriber at the location.
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