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公开(公告)号：US09888504B2
公开(公告)日：2018-02-06
申请号：US15314765
申请日：2015-05-11
Applicant: LG ELECTRONICS INC.
Inventor： Jaeho Lee , Minsoo Lee , Younghwan Kwon , Jingu Choi
CPC classification number: H04W76/11 , H04B17/318 , H04L43/16 , H04L61/20 , H04L61/6022 , H04W4/80 , H04W24/08 , H04W72/02
Abstract: The present invention is related to a method and an apparatus for avoiding collision in a Bluetooth reconnection procedure. A method and an apparatus according to the present invention comprises measuring energy level of a received signal transmitted through a first channel; changing the first channel to the second channel when the energy level is larger than a predetermined threshold value; transmitting a trigger packet to a second device through the second channel; receiving a beacon packet through the second channel from the second device; and establishing a connection with the second device, wherein the first device stores information related to Bluetooth connection with the second device.
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12.发明授权公开(公告)号：US09767684B2
公开(公告)日：2017-09-19
申请号：US15282819
申请日：2016-09-30
Applicant: LG ELECTRONICS INC.
Inventor： Jinkwon Lim , Younghwan Kwon , Jingu Choi
IPC: G08C17/02
CPC classification number: G08C17/02 , G08C2201/50 , G08C2201/60
Abstract: The present invention relates to a method for a first device being controlled by a control device using a Bluetooth Lowe Energy (LE). The present invention provides a method and apparatus including establishing a Bluetooth LE connection with the control device; receiving a write request message requesting a specific operation with the second device from the control device; transmitting a write response message in response to the request message; transmitting a request message to the second device in order to perform the specific operation; and transmitting an error message indicating that a performance of the specific operation is failed to the control device, when failing to perform the specific operation with the second device within a specific time, where the request message includes time information indicating the specific time.
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公开(公告)号：US12081289B2
公开(公告)日：2024-09-03
申请号：US17616535
申请日：2020-01-30
Applicant: LG Electronics Inc.
Inventor： Jingu Choi , Jinkwon Lim , Minsoo Lee , Joonho Park , Jaehyu Kim , Yongcheol Park
Abstract: The present invention relates to an access control method and device in a wireless power transmission system. A wireless power transmission device comprises: a power conversion circuit configured to have a plurality of primary coils and transmit wireless power to a wireless power reception device by using the primary coil which has formed magnetic coupling to the wireless power reception device at an operating frequency; and a communication/control circuit configured to perform in-band communication with the wireless power reception device by using the operating frequency and perform out-band communication with the wireless power reception device by using a frequency other than the operating frequency, wherein the communication/control circuit can transmit information for notifying whether or not connection to the wireless power reception device is possible by using the out-band communication.
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14.发明授权公开(公告)号：US11941967B2
公开(公告)日：2024-03-26
申请号：US17794894
申请日：2020-01-29
Applicant: LG ELECTRONICS INC.
Inventor： Jinkwon Lim , Minsoo Lee , Jingu Choi , Jaehyu Kim
Abstract: The present specification relates to a wireless power transmission device, a wireless power reception device, a wireless power transmission method, a wireless power reception method, and a wireless power transmission system, wherein, when a wireless charging error is determined to have occurred during wireless charging between the wireless charging transmission device and the wireless power reception device, the wireless power transmission device transmits a broadcasting alarm message on the basis of out-of-band communication, the wireless power reception device receives the broadcasting alarm message, and the wireless power reception device can, upon receiving the broadcasting alarm message, transmit the alarm message to a Bluetooth device connected to the wireless power reception device.
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公开(公告)号：US20230261523A1
公开(公告)日：2023-08-17
申请号：US18015823
申请日：2021-07-13
Applicant: LG ELECTRONICS INC.
Inventor： Jinho Youn , Minsoo Lee , Gyunghwan Yook , Jingu Choi , Yongcheol Park
Abstract: A wireless power receiver, according to one embodiment of the present specification, communicates with a wireless power transmitter by using at least one of in-band communication and out-band communication, transmits, to the wireless power transmitter, on the basis that the wireless power transmitter indicates supporting the out-band communication, a first address packet comprising information related to a connection address of the wireless power receiver, for connection of the out-band communication, and receives, from the wireless power transmitter, a second address packet comprising information related to a connection address of the wireless power transmitter, for connection of the out-band communication.
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Patent Agency Ranking
16.发明授权公开(公告)号：US11576100B2
公开(公告)日：2023-02-07
申请号：US16965962
申请日：2019-01-29
Applicant: LG ELECTRONICS INC.
Inventor： Jingu Choi , Taeyoung Song , Hyeonjae Lee
Abstract: Provided in the present specification is a method by which a user device performs a handover in a wireless communication system. Particularly, the method by which a user device performs a handover comprises the steps of: connecting by Bluetooth with a first target device on the basis of first authentication information; measuring a first link state between the user device and the first target device; measuring a second link state between the user device and the second target device; determining whether to perform a handover for the second target device on the basis of the first link state and the second link state; and performing a Bluetooth connection procedure with the second target device when performance of the handover for the second target device is determined, wherein second authentication information for the Bluetooth connection procedure with the second target device is the same as the first authentication information for the Bluetooth connection with the first target device.
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17.发明授权公开(公告)号：US11064335B2
公开(公告)日：2021-07-13
申请号：US16622082
申请日：2018-06-12
Applicant: LG ELECTRONICS INC.
Inventor： Jingu Choi , Younghwan Kwon , Jonghyun Baik , Jonghun Song , Jinkwon Lim , Hangyu Cho
Abstract: The present invention relates to a method and an apparatus for transmitting or receiving, by a first manager apparatus, data for provision of a particular service in a mesh network of a wireless communication system. The present invention provides a method and an apparatus for: receiving, from a target apparatus, state information related to update of firmware for providing a particular service; transmitting a request message which requests update of firmware of the target apparatus on the basis of the state information; thereafter, selecting a particular channel from multiple channels for transmission of firmware data, wherein the multiple channels are channels configured to transmit or receive data having a predetermined size or larger; transmitting the firmware data through the particular channel; and receiving, from the target apparatus, a completion message which indicates completion of the update of the firmware, wherein the state information includes a version identifier which indicates the current version of the firmware.
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公开(公告)号：US10952267B2
公开(公告)日：2021-03-16
申请号：US16543191
申请日：2019-08-16
Applicant: LG ELECTRONICS INC.
Inventor： Taeyoung Song , Jingu Choi
Abstract: A terminal of the present disclosure includes a communicator configured to communicate using a short-range wireless protocol, a camera, and one or more processors configured to receive advertisement information from a plurality of target devices, control the camera to photograph an image of a selected target device of the plurality of target devices, and establish a connection with the selected target device via the communicator based on the photographed image of the selected target device and the received advertisement information.
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公开(公告)号：US10375710B2
公开(公告)日：2019-08-06
申请号：US15566520
申请日：2016-04-12
Applicant: LG ELECTRONICS INC.
Inventor： Jingu Choi , Hyeonjae Lee , Minsoo Lee , Younghwan Kwon
IPC: H04W72/12 , H04W76/10 , H04L29/08 , H04W4/00 , H04W76/14 , H04W4/80 , H04W8/00 , H04W28/02 , H04W72/04
Abstract: The present invention relates to a method and an apparatus for connecting a first device to a second device using Bluetooth low energy (LE). According to the present invention, provided are a method and an apparatus which receive, from the second device, a first advertising message comprising first interval information indicative of the transmission interval of the advertising message; adjust the size of a scan window for searching for peripheral devices on the basis of the first advertising message; receive a second advertising message from the second device or an external device via the scan window; and establish a Bluetooth LE connection with the second device if the transmission interval indicated by the interval information is the same as the interval at which the first advertising message and the second advertising message are transmitted.
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公开(公告)号：US10182327B2
公开(公告)日：2019-01-15
申请号：US15560886
申请日：2016-03-23
Applicant: LG ELECTRONICS INC.
Inventor： Younghwan Kwon , Jinkwon Lim , Jingu Choi
Abstract: The present invention relates to a method and device for setting the role of a device in a Bluetooth mesh network. According to the present invention, a method and device are provided which: receive a write request message including settings information for setting the role of a first device from a control device; transmit a response message as a response to the write request; transmit an advertising message including role information set by the settings information to a second device; and transmit a first message including first information on the first device to the second device.
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