公开(公告)号：US10085058B2

公开(公告)日：2018-09-25

申请号：US15518954

申请日：2015-10-13

Applicant: LG ELECTRONICS INC.

Inventor： Hyeonjae Lee ,  Jangwoong Park ,  Hyunsik Yang

IPC: H04N21/41 ,  H04N21/426 ,  H04N21/436 ,  H04N21/4363 ,  H04N21/472 ,  H04N21/439

CPC classification number: H04N21/43635 ,  G09G5/006 ,  G09G2370/047 ,  G09G2370/12 ,  H04N21/436 ,  H04N21/43632 ,  H04N21/4394 ,  H04N21/472

Abstract: A method for a source device transmitting data by using HDMI (High Definition Media Interface) to transmit and receive data is disclosed. A method for an HDMI source device to transmit and receive data comprises transmitting, to a sink device, a request for reading out EDID (Extended Display Identification Data) if the sink device is connected; receiving, from the sink device, EDID including port information of the sink device; transmitting operation parameter information determined based on the EDID; and transmitting data through HDMI.

公开(公告)号：US10735467B2

公开(公告)日：2020-08-04

申请号：US15403639

申请日：2017-01-11

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsik Yang ,  Younghwan Kwon ,  Jinkwon Lim

IPC: H04L29/06 ,  H04W12/04 ,  H04W12/06 ,  H04L9/08 ,  H04W4/80 ,  H04W12/00 ,  H04W84/20

Abstract: The present invention relates to a method and an apparatus for controlling connection between a first device and a second device by a control device using Bluetooth LE (Low Energy). According to the present invention, there are provided a method and an apparatus for obtaining pairing information from the first device and the second device to generate information for establishing connection between the first device and the second device and transmitting the generated information to the first device and the second device to control the first device and the second device to establish connection of a predetermined security level or higher.

公开(公告)号：US10182326B2

公开(公告)日：2019-01-15

申请号：US15546985

申请日：2016-01-26

Applicant: LG ELECTRONICS INC.

Inventor： Minsoo Lee ,  Hyunsik Yang

IPC: H04W4/80 ,  H04W76/10 ,  H04W4/00 ,  H04W76/14 ,  H04W8/00

Abstract: The present invention relates to a method and apparatus for controlling a connection between a first device and a second device by using a Bluetooth LE (Low Energy) or a Bluetooth BR/EDR. According to the present invention, the control device transmits first control information for changing the mode of the device to at least one of the first device and the second device, and connects the first device to the second device The second device can control the connection between the first device and the second device.

公开(公告)号：US10162769B2

公开(公告)日：2018-12-25

申请号：US15317902

申请日：2015-06-12

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsik Yang ,  Hyeonjae Lee ,  Jangwoong Park ,  Dokyun Kim ,  Jinkwon Lim

IPC: G06F13/10 ,  G06F13/42 ,  H04L29/08

Abstract: A method and device for transmitting and receiving data using HDMI (High-Definition Multimedia Interface) are disclosed. The method, if performed by a source device, includes: receiving a request from a sink device to transmit data processing capability information indicating whether the source device is capable of processing user-input data or not; transmitting the data processing capability information to the sink device; and receiving the user-input data from the sink device.

公开(公告)号：US10412338B2

公开(公告)日：2019-09-10

申请号：US15519438

申请日：2015-10-14

Applicant: LG ELECTRONICS INC.

Inventor： Dokyun Kim ,  Hyeonjae Lee ,  Jangwoong Park ,  Jinkwon Lim ,  Hyunsik Yang

IPC: H04N9/80 ,  H04N5/765 ,  H04N7/173 ,  H04N5/775 ,  H04N21/43 ,  H04N21/4363 ,  H04N5/84 ,  H04N5/89

Abstract: The present invention relates to a method and an apparatus for transmitting and receiving data by using high definition media interface (HDMI). According to the present invention, provided are a method including: receiving a request message for requesting first latency information indicating latency for outputting the data from a receiver, the request message including second latency information indicating the latency of the receiver; acquiring the first latency information based on at least one of the second latency information and third latency information indicating the latency of the sink device; and transmitting a response message including the first latency information as a response to the request message to the receiver, and an apparatus.

公开(公告)号：US10390113B2

公开(公告)日：2019-08-20

申请号：US15757924

申请日：2016-09-07

Applicant: LG ELECTRONICS INC.

Inventor： Younghwan Kwon ,  Jinkwon Lim ,  Hyunsik Yang ,  Minsoo Lee ,  Jingu Choi

IPC: H04Q9/04 ,  H04W4/80 ,  H04W76/10 ,  H04W4/00 ,  H04W76/14 ,  H04W8/00 ,  H04W12/06

Abstract: Provided are a method and an apparatus for controlling device using Bluetooth technology. A method of controlling a first device by a control device using Bluetooth includes receiving an advertising message including service information indicating whether a device control service is supported from the first device, establishing a Bluetooth LE connection with the first device when the first device supports the device control service, transmitting a read request message to the first device to request feature information related to a controllable operation mode and procedure supported by the first device, receiving a read response message including the feature information in response to the read request message, transmitting a first write request message for requesting writing of a control characteristic for controlling a specific operation related to pairing and connection of the first device based on the supported feature information, and receiving a first write response message in response to the first write request message. Here, the write request message includes control information related to the specific operation.

公开(公告)号：US09779687B2

公开(公告)日：2017-10-03

申请号：US15125939

申请日：2015-03-12

Applicant: LG ELECTRONICS INC.

Inventor： Jangwoong Park ,  Hyeonjae Lee ,  Hyunsik Yang

IPC: H04N5/765 ,  H04N9/80 ,  G09G5/00 ,  H04N21/4363

CPC classification number: G09G5/006 ,  G09G2340/02 ,  G09G2370/047 ,  G09G2370/12 ,  H04N5/765 ,  H04N21/43635

Abstract: The present invention discloses a method for transmitting and receiving data of a sink device by using HDMI (High Definition Media Interface). A method for transmitting and receiving data of a source device by using HDMI comprises requesting a sink device to read out EDID (Extended Display Identification Data) when the sink device is connected; receiving from the sink device EDID including decompression capability information of the sink device; transmitting operation parameter information determined on the basis of the EDID, where the operation parameter information includes compression metadata; and transmitting the compressed video data.

公开(公告)号：US10264312B2

公开(公告)日：2019-04-16

申请号：US15532753

申请日：2015-12-04

Applicant: LG ELECTRONICS INC.

Inventor： Jangwoong Park ,  Dokyun Kim ,  Hyeonjae Lee ,  Jinkwon Lim ,  Hyunsik Yang

IPC: G09G5/00 ,  H04N21/64 ,  H04N21/422 ,  H04N21/435 ,  H04N21/436 ,  H04N21/643 ,  H04N21/858 ,  H04N21/4363

Abstract: A data transmission and reception method for a sink device which is connected to a plurality of source devices by means of a high definition multimedia interface (HDMI), according to an embodiment of the present invention, comprises the steps of: receiving an allocation of an internet protocol (IP) address; transmitting device information about a sink device to a control point through a network; and transmitting service information about a supportable service by the sink device to the control point through the network.

公开(公告)号：US10009650B2

公开(公告)日：2018-06-26

申请号：US15317871

申请日：2015-06-12

Applicant: LG ELECTRONICS INC.

Inventor： Jangwoong Park ,  Hyeonjae Lee ,  Dokyun Kim ,  Jinkwon Lim ,  Hyunsik Yang

IPC: H04N7/16 ,  H04N21/443 ,  H04N21/439 ,  H04N21/4363

CPC classification number: H04N21/443 ,  H04N21/436 ,  H04N21/43635 ,  H04N21/439 ,  H04N21/4516

Abstract: A method for processing data by a source device which transmits an object-based audio (OBA) using a high definition media interface (HDMI), includes when a sink device is connected, requesting the sink device to read an enhanced extended display identification data (E-EDID), receiving an E-EDID including OBA-processing information of the sink device from the sink device, the OBA processing information including at least one of capability information indicating capability of processing the OBA and property information required for processing the OBA, and determining whether the sink device is capable of processing the OBA based on the OBA processing information.

公开(公告)号：US09961531B2

公开(公告)日：2018-05-01

申请号：US15282747

申请日：2016-09-30

Applicant: LG ELECTRONICS INC.

Inventor： Jingu Choi ,  Younghwan Kwon ,  Hyunsik Yang

IPC: H04B7/00 ,  H04W8/00

CPC classification number: H04W8/005

Abstract: The present invention relates to a method for controlling a first device performed by a control device using the Bluetooth. The present invention provides a method and apparatus including receiving a first advertising message from a first device; calculating a first distance value that indicates a distance with the first device based on the first advertising message; receiving a second advertising message from a second device when the first distance value is smaller than a threshold value preconfigured to determine a proximity with the control device; and calculating a second distance value that indicates a distance with the second device based on the second advertising message, where a Bluetooth connection is established between the first device and the second device when the second distance value is smaller than the threshold value.