公开(公告)号：US20220391165A1

公开(公告)日：2022-12-08

申请号：US17756000

申请日：2020-11-12

Applicant: LG ELECTRONICS INC.

Inventor： Hyeonjae LEE ,  Jinkwon LIM

IPC: G06F3/16 ,  H04W4/80

Abstract: Disclosed are a method and apparatus for transmitting, by a first terminal, a first positioning reference signal (PRS) for relative positioning in a communication system that supports sidelink communication that supports a sidelink according to various embodiments. Disclosed are a method comprising the steps of: receiving a second PRS requesting transmission of the first PRS from a second terminal; measuring an angle of arrival (AoA) on the basis of the second PRS; determining a first PRS pattern of the first PRS on the basis of the AoA; determining a time resource region in which the transmission of the first PRS is requested on the basis of a second PRS pattern of the second PRS; and transmitting the first PRS on the basis of the first PRS pattern and the determined time resource region, and an apparatus therefor.

公开(公告)号：US20220278561A1

公开(公告)日：2022-09-01

申请号：US17597500

申请日：2020-05-15

Applicant: LG ELECTRONICS INC.

Inventor： Jingu CHOI ,  Jinkwon LIM ,  Minsoo LEE ,  Joonho PARK ,  Jaehyu KIM ,  Yongcheol PARK

IPC: H02J50/40 ,  H02J50/12 ,  H02J50/80 ,  H02J50/90

Abstract: A wireless power transmission device according to an embodiment of the present specification comprises: a power conversion circuit for transmitting wireless power to a wireless power reception device by means of magnetic coupling with the wireless power reception device at an operating frequency; and a communication/control circuit for communicating with the wireless power reception device by using in-band communication that uses the operating frequency and/or out-band communication that uses a frequency other than the operating frequency, and for communicating with at least one other wireless power transmission device by using the out-band communication, wherein the communication/control circuit measures the distance to the wireless power reception device and transmits the information about the measured first distance to the other wireless power transmission device.

公开(公告)号：US20220277285A1

公开(公告)日：2022-09-01

申请号：US17597504

申请日：2020-06-29

Applicant: LG ELECTRONICS INC.

Inventor： Jinkwon LIM ,  Minsoo LEE ,  Jingu CHOI ,  Joonho PARK ,  Jaehyu KIM ,  Yongcheol PARK

IPC: G06Q20/32 ,  H02J50/12 ,  H02J50/60

Abstract: According to an aspect of the present invention, a wireless power reception device includes: a power pick-up circuit which is configured to form magnetic coupling with a wireless power transmission device and receive wireless power from the wireless power transmission device; and a communication/control circuit which is configured to perform at least one among control of the transmission of the wireless power and data transmission and reception on the basis of communication with the wireless power transmission device, wherein the communication/control circuit can receive a check message for checking payment information from the wireless power transmission device and perform a payment procedure for wireless power transmission, and can provide a user interface related to information for the payment procedure.

公开(公告)号：US20220190646A1

公开(公告)日：2022-06-16

申请号：US17594430

申请日：2020-04-16

Applicant: LG ELECTRONICS INC.

Inventor： Joonho PARK ,  Minsoo LEE ,  Jinkwon LIM ,  Jingu CHOI

IPC: H02J50/12 ,  H01F38/14 ,  H02J50/80 ,  H02J50/40

Abstract: The present specification relates to a device and a method enabling in-band communication and out-band communication between a wireless power transmission device and a wireless power receiving device. The present specification discloses a wireless power transmission device, a wireless power transmission method, a wireless power receiving device, a wireless power receiving method and a wireless power transmission system, whereby the existence or not of an inter-device communication connection history is checked using whitelist information of an out-band communication module, and when corresponding to a reconnection, out-band communication is connected, and data exchange for wireless power transmission is carried out via the out-band communication.

公开(公告)号：US20220131422A1

公开(公告)日：2022-04-28

申请号：US17431253

申请日：2019-10-16

Applicant: LG Electronics Inc.

Inventor： Jingu CHOI ,  Jinkwon LIM ,  Taeyoung SONG ,  Yongcheol PARK ,  Joonho PARK

IPC: H02J50/80 ,  H02J50/12 ,  G08C17/04

Abstract: The present invention relates to a device and method for performing power allocation and out-band activation by using short-range communication in a wireless power transmission system. A wireless power receiver device may comprise: a power pick-up circuit configured to receive power wirelessly from a wireless power transmitter device including a plurality of primary coils by magnetic coupling to the wireless power transmitter device at an operating frequency and to convert an alternating current signal induced by the wireless power into a direct current signal; a communication/control circuit receiving the direct current signal supplied from the power pick-up circuit and including an in-band communication module which communicates with the wireless power transmitter device by using the operating frequency, and an out-band communication module which communicates with the wireless power transmitter device by using any frequency except for the operating frequency; and a load configured to receive the direct current signal supplied from the power pick-up circuit, wherein the communication/control circuit transmits a message informing of the start of power allocation negotiation, to other wireless power receiver devices by using the out-band communication module.

公开(公告)号：US20190215673A1

公开(公告)日：2019-07-11

申请号：US16327251

申请日：2017-08-17

Applicant: LG ELECTRONICS INC.

Inventor： Jingu CHOI ,  Taeyoung SONG ,  Minsoo LEE ,  Jinkwon LIM

IPC: H04W4/80 ,  H04W48/16 ,  H04L12/813 ,  H04W12/08

Abstract: The present invention relates to a method by which a user device controls a target device by using Bluetooth low energy technology in a wireless communication system, and an apparatus. According to the present invention, provided are a method and an apparatus for: discovering a first gateway for controlling at least one target device through a voice signal; receiving a first voice signal for controlling the at least one target device from a user; transmitting user information for identifying the user and the first voice signal to the searched for first gateway; and receiving, from the first gateway, a second voice signal or data indicating a control result with respect to the first voice signal.

公开(公告)号：US20180160301A1

公开(公告)日：2018-06-07

申请号：US15570120

申请日：2016-05-02

Applicant: LG ELECTRONICS INC.

Inventor： Younghwan KWON ,  Jinkwon LIM ,  Jingu CHOI

IPC: H04W8/26 ,  H04W8/00 ,  H04W12/06

CPC classification number: H04W8/26 ,  H04L61/2038 ,  H04L61/2069 ,  H04W4/06 ,  H04W4/80 ,  H04W8/005 ,  H04W12/06 ,  H04W84/18

Abstract: The present invention relates to a method and a device for a first device setting the address of a second device through a Bluetooth mesh network wherein a setting message for setting the address is transmitted to the second device, and a first status message is received from the second device as a response to the setting message, the first status message comprising status information indicating whether the setting of the address was successful, and the setting message comprises at least one among an address field comprising an address value to be used by the second device in the Bluetooth mesh network or a first identifier indicating a request or no request for a response to the setting message.

公开(公告)号：US20180160284A1

公开(公告)日：2018-06-07

申请号：US15569969

申请日：2016-04-28

Applicant: LG ELECTRONICS INC.

Inventor： Jinkwon LIM ,  Younghwan KWON ,  Jingu CHOI

IPC: H04W4/80 ,  H04W12/06 ,  H04L12/18 ,  H04W4/06

Abstract: The present invention relates to a method and a device for a first device transmitting/receiving data through a Bluetooth mesh network wherein a first message for setting the address of the first device is received from a second device, wherein the first message comprises at least one among an address field comprising the address, or a first response field indicating a request or no request for a response to the first message, and if the response field indicates a request for a response, a first response message to the message is transmitted to the second device.

公开(公告)号：US20170339128A1

公开(公告)日：2017-11-23

申请号：US15602830

申请日：2017-05-23

Applicant: LG ELECTRONICS INC.

Inventor： Jinkwon LIM ,  Donghyun KANG ,  Jingu CHOI ,  Minsoo LEE

IPC: H04L29/06 ,  H04L9/30 ,  H04L9/14 ,  H04L9/08 ,  H04L9/32 ,  H04B7/26

CPC classification number: H04L63/083 ,  H04B7/26 ,  H04L9/0637 ,  H04L9/0819 ,  H04L9/14 ,  H04L9/30 ,  H04L9/3242 ,  H04L63/0492 ,  H04L63/061 ,  H04L63/0861 ,  H04L63/18 ,  H04L2209/805 ,  H04W4/80 ,  H04W12/06

Abstract: Disclosed is a method and an apparatus for a first device to perform authentication by using Bluetooth LE (Low Energy). The present invention provides a method and an apparatus comprising exchanging capability information with a second device; generating a random code for first authentication through a user authentication service based on the capability information; transmitting a write request message including the generated random code to the second device; receiving a write response message in response to the write request message from the second device; receiving an authentication indication message from the second device, wherein the authentication indication message includes state information indicating success or failure of the first authentication based on the random code; and transmitting an authentication complete message in response to the authentication indication message.

公开(公告)号：US20170238050A1

公开(公告)日：2017-08-17

申请号：US15518693

申请日：2015-10-13

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsik YANG ,  Dokyun KIM ,  Hyeonjae LEE ,  Jangwoong PARK ,  Jinkwon LIM

IPC: H04N21/439 ,  H04N21/437 ,  H04N21/435 ,  H04N21/4363 ,  H04N21/61

CPC classification number: H04N21/4396 ,  H04N21/435 ,  H04N21/436 ,  H04N21/43635 ,  H04N21/437 ,  H04N21/615

Abstract: A method for transmitting and receiving data using a High Definition Multimedia Interface (HDMI) performed by a source device according to an embodiment of the present invention may include connecting to a sink device through the HDMI; receiving Extended Display Identification Data (EDID) information from the sink device; parsing the received EDID information, and determining an operating parameter; and transmitting a message instructing to execute a video mute function to the sink device.