公开(公告)号：US20240356384A1

公开(公告)日：2024-10-24

申请号：US18579189

申请日：2021-07-13

Applicant: LG Electronics Inc.

Inventor： Minsoo LEE ,  Yongcheol PARK ,  Gyunghwan YOOK ,  Taewook KWON ,  Jinho YOUN

IPC: H02J50/80 ,  H02J7/00 ,  H02J50/10 ,  H02J50/40

CPC classification number: H02J50/80 ,  H02J7/00045 ,  H02J50/10 ,  H02J50/40

Abstract: The present disclosure provides a method, performed by a wireless power receiver, for receiving wireless power in a wireless power transmitting system, and an apparatus using the method, the method comprising: transmitting, to a wireless power transmitter, a configuration packet including a field regarding availability of out-of-band (OB) of the wireless power receiver; receiving, from the wireless power transmitter, a capability packet including a field regarding availability of OB of the wireless power transmitter; and establishing a Bluetooth low energy (BLE) connection with the wireless power transmitter on the basis of the configuration packet and the capability packet, wherein the wireless power receiver transmits a first BLE packet including a plurality of Qi packets to the wireless power transmitter through the LBE connection, and the wireless power receiver receives a response related to the first BLE packet from the wireless power transmitter through the BLE connection.

公开(公告)号：US20240313912A1

公开(公告)日：2024-09-19

申请号：US18275201

申请日：2022-02-07

Applicant: LG ELECTRONICS INC.

Inventor： Hyeonjae LEE ,  Minsoo LEE

IPC: H04L5/00 ,  H04W76/14 ,  H04W76/15

CPC classification number: H04L5/0048 ,  H04W76/14 ,  H04W76/15

Abstract: A method of transmitting and receiving data in a short-range wireless communication system, and a device therefor are provided. More specifically, a method of receiving, by a master device, data in a short-range wireless communication system comprises transmitting, to a slave device, a read request message requesting a reading of at least one data transmission period supported by the slave device; receiving, from the slave device, a read response message including information on the at least one data transmission period supported by the slave device; receiving, from the slave device, a message indicating a selection of a specific content among at least one content related to a service provided by the master device; transmitting, to the slave device, a message for configuring a specific data transmission period among the at least one data transmission period supported by the slave device to the slave device based on (i) a type of the selected specific content and (ii) the information on the at least one data transmission period supported by the slave device; and receiving, from the slave device, the data based on the configured specific data transmission period. The method comprises, based on the type of the selected specific content being changed, transmitting, to the slave device, a message for reconfiguring the data transmission period of the slave device based on the changed type of the content.

公开(公告)号：US20240107503A1

公开(公告)日：2024-03-28

申请号：US18255305

申请日：2021-12-01

Applicant: LG ELECTRONICS INC.

Inventor： Hyeonjae LEE ,  Minsoo LEE ,  Jingu CHOI

IPC: H04W72/0446 ,  G06F3/16

CPC classification number: H04W72/0446 ,  G06F3/165 ,  H04W84/18

Abstract: A method of transmitting audio data in a short-range wireless communication system, and a device therefor are provided. More specifically, a method of transmitting, by a master device, audio data in a short-range wireless communication system comprises transmitting, to at least one first slave device, the audio data based on a broadcast scheme; and receiving, from at least one second slave device, data generated based on a user input based on a unicast scheme, wherein (i) a transmission of the audio data and (ii) a reception of the data generated based on the user input are performed based on at least one time duration periodically allocated for (i) the transmission of the audio data and (ii) the reception of the data generated based on the user input, and wherein each of the at least one time duration includes (i) a first time duration for the transmission of the audio data and (ii) a second time duration for the reception of the data generated based on the user input.

公开(公告)号：US20240049116A1

公开(公告)日：2024-02-08

申请号：US18257058

申请日：2021-12-13

Applicant: LG ELECTRONICS INC.

Inventor： Jingu CHOI ,  Hangyu CHO ,  Hyeonjae LEE ,  Minsoo LEE

IPC: H04W48/10 ,  H04W72/30 ,  H04W76/14

CPC classification number: H04W48/10 ,  H04W72/30 ,  H04W76/14

Abstract: Provided are a method for transmitting and receiving data and a device for same in a short-range wireless communication system. More specifically, the method comprises the steps of: receiving, from a first slave device, a first advertising message for providing a service related to transmitting and receiving the data; forming a shared link, which is for transmitting and receiving the data and is formed on the basis of the first advertising message, on the basis of link parameters for the configuration of the shared link, the shared link including (i) a first link for data transmission from a master device to a slave device, and (ii) a second link for data transmission from the slave device to the master device; and receiving, from a second slave device, a second advertising message for providing the service. wherein the link parameters applied to the shared link are updated on the basis of the second advertising message in order to add the second slave device as a slave device related to the shared link, and the updated link parameters are configured as different values for each of (i) the first link, and (ii) the second link on the basis of the characteristics of the first and second links.

公开(公告)号：US20230352986A1

公开(公告)日：2023-11-02

申请号：US18043859

申请日：2021-09-02

Applicant: LG Electronics Inc.

Inventor： Jinho YOUN ,  Jingu CHOI ,  Minsoo LEE ,  Gyunghwan YOOK ,  Yongcheol PARK

IPC: H02J50/60 ,  H02J50/40 ,  H04B5/00 ,  H02J50/80 ,  H02J50/10

CPC classification number: H02J50/80 ,  H02J50/10 ,  H02J50/40 ,  H02J50/60 ,  H04B5/0037

Abstract: A wireless power reception device according to an embodiment disclosed in the present specification: receives wireless power from a wireless power transmission device; communicates with the wireless power transmission device by using at least one of in-band communication using a power signal of the wireless power or out-band communication using Bluetooth communication; and applies at least one of security modes defined in a generic access profile (GAP) of the Bluetooth communication to at least a portion of data packets to be transmitted using the out-band communication among data packets that are transmittable using the in-band communication, and transmits the at least portion of data packets.

公开(公告)号：US20230198318A1

公开(公告)日：2023-06-22

申请号：US17758861

申请日：2020-12-30

Applicant: LG ELECTRONICS INC.

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

IPC: H02J50/80 ,  H02J50/12 ,  H02J7/00

CPC classification number: H02J50/80 ,  H02J50/12 ,  H02J7/00712

Abstract: A wireless power reception device according to an embodiment of the present specification relates to a wireless power reception device for receiving wireless power from a wireless power transmission device, wherein the wireless power reception device can receive additional power from an additional power source in addition to the wireless power, and enters a suspend state for receiving the wireless power transmitted according to a power transfer contract for a predetermined time on the basis of a variation in the additional power while receiving the wireless power from the wireless power transmission device according to the power transfer contract established by the wireless power transmission device.

公开(公告)号：US20230084679A1

公开(公告)日：2023-03-16

申请号：US17794872

申请日：2020-01-29

Applicant: LG ELECTRONICS INC.

Inventor： Minsoo LEE ,  Jingu CHOI ,  Jinkwon LIM ,  Jaehyu KIM

IPC: H02J50/80 ,  H02J50/90 ,  H02J50/60 ,  H02J50/10

Abstract: The present specification relates to an apparatus and method enabling different types of communication between a wireless power transmission apparatus and a wireless power reception apparatus. The present specification provides a wireless power transmission apparatus, a wireless power transmission method, a wireless power reception apparatus, a wireless power reception method, and a wireless charging system capable of quickly providing a user with information according to a change in a charging status.

公开(公告)号：US20220217617A1

公开(公告)日：2022-07-07

申请号：US17594827

申请日：2020-04-29

Applicant: LG ELECTRONICS INC.

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

IPC: H04W48/08 ,  H04B5/00 ,  H04W76/10 ,  H02J50/10 ,  H02J50/40

Abstract: A wireless power reception device according to an embodiment of the present specification comprises: a power pickup circuit configured to receive wireless power from a wireless power transmission device by magnetic coupling with the wireless power transmission device at an operating frequency, and convert an AC signal generated by the wireless power into a DC signal; and a communication/control circuit for communicating with the wireless power transmission device by using in-band communication using the operation frequency and out-band communication using a frequency other than the operation frequency, wherein the communication/control circuit transmits access information of a Wi-Fi network connected to the wireless power reception device, to the wireless power transmission device by using the out-band communication.

公开(公告)号：US20220210594A1

公开(公告)日：2022-06-30

申请号：US17454747

申请日：2021-11-12

Applicant: LG ELECTRONICS INC.

Inventor： Hyeonjae LEE ,  Minsoo LEE

IPC: H04S7/00 ,  H04R29/00

Abstract: The present disclosure provides a method performed by a control device and an apparatus therefor.
According to the present disclosure, a method performed by a control device in a short-range wireless communication system, the method comprising: transmitting, to a first device, a signal for configuring an audio data output volume of the first device as a reference value; transmitting, to the first device, a test stream for calibration on a audio data output volume of devices consisting of a multi-channel surround system; and measuring an audio data output of the first device based on (i) the reference value and (ii) the test stream.

公开(公告)号：US20200100090A1

公开(公告)日：2020-03-26

申请号：US16495056

申请日：2018-03-19

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun BAIK ,  Younghwan KWON ,  Taeyoung SONG ,  Minsoo LEE ,  Jingu CHOI ,  Jonghun SONG

IPC: H04W8/00 ,  H04W4/80 ,  H04W76/14 ,  H04W12/06

Abstract: Disclosed herein are a method and apparatus for discovering an adjacent device in a wireless communication system using Bluetooth low energy (LE). In particular, the method performed by a first device includes recognizing an advertising channel in which interference exists among three advertising channels constituting a first advertising channel set, transmitting a control message instructing application of a protected mode to a second device, when the advertising channel in which interference exists is recognized, the protected mode indicating a mode for transmitting and receiving a message using a second advertising channel set updated from the first advertising channel set in a non-connection state, and receiving an advertisement message from the second device through the second advertising channel set.