公开(公告)号：US20200304613A1

公开(公告)日：2020-09-24

申请号：US16548767

申请日：2019-08-22

Applicant: LG ELECTRONICS INC.

Inventor： Youngdo CHA ,  Dongsung KIM ,  Sunglyong CHA

IPC: H04M1/02

Abstract: Disclosed is a mobile terminal comprising a first frame comprising a plurality of first support portions extended in a horizontal direction, and vertically spaced a preset distance apart from another one of the plurality of first support portions; a second frame comprising a plurality of second support portions provided between respectively corresponding first support portions and configured to slidingly move relative to the first frame in the horizontal direction, causing a change from a first state to a second state in which the mobile terminal is expanded; and a flexible display comprising a first area provided on a front surface of the first plurality of first support portion; and a second area provided on a rear side of the first area by being folded to surround the second frame.

公开(公告)号：US20220224972A1

公开(公告)日：2022-07-14

申请号：US17595295

申请日：2019-07-05

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM ,  Hagryang KIM

IPC: H04N21/4363 ,  H04N21/4402

Abstract: The present invention relates to a device and a method for processing and transmitting image data in a wireless AV system. The present specification provides a device comprising: an external device interface unit configured to receive an external input signal including an actual image (an actual picture); a control unit connected to the external device interface unit and configured to detect the external input signal and produce information on the external input signal; an image processing unit connected to the control unit, receiving, from the control unit, at least one among the external input signal and the information on the external input signal, determining an image compressibility on the basis of the information on the external input signal, and outputting a compressed image based on the determined image compressibility; and a communication unit for transmitting the compressed image through a wireless channel.

公开(公告)号：US20190342569A1

公开(公告)日：2019-11-07

申请号：US16010351

申请日：2018-06-15

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM ,  Sungbo JUNG

IPC: H04N19/46 ,  H04N19/42 ,  H04N19/186

Abstract: The present disclosure relates to an image transmitting device capable of transmitting an image to be input to a receiving side by changing a compression ratio of the image according to wireless quality and a type of the image. An image transmitting device according to an embodiment of the present disclosure includes a processor configured to determine a type of a content image input from the outside and determine a compression ratio according to the determined type of the content image, a compression unit configured to compress the content image based on the determined compression ratio, and a wireless communication unit configured to wirelessly transmit the compressed content image to an image receiving device.

公开(公告)号：US20170300195A1

公开(公告)日：2017-10-19

申请号：US15490637

申请日：2017-04-18

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM

IPC: G06F3/0482 ,  G08C17/02 ,  G08C23/02

CPC classification number: G06F3/0482 ,  G08C17/02 ,  G08C23/02 ,  G08C2201/32 ,  H04M1/72533 ,  H04N5/4403 ,  H04N21/4126 ,  H04N21/42204 ,  H04N21/42207 ,  H04N21/4312 ,  H04N21/43615 ,  H04N2005/4407 ,  H04N2005/4425 ,  H04N2005/443

Abstract: A mobile terminal including a display; a wireless communication processor configured to transmit a control signal to a content transmission device; and a controller configured to in response to an input for an execution of a content playback application, display a content playback setting screen on the display including a plurality of content reception devices, a plurality of input terminals of the content transmission device through which the content reception devices are connected to the content transmission device, and a plurality of thumbnail images corresponding to content data input via the respective input terminals, and in response to a selection of a first content reception device among the plurality of content reception devices and a selection of a first input terminal among the plurality of input terminals, transmit the content data received through the first input terminal of the content transmission device to the first content reception device, and in response to a selection of the first content reception device and a selection of a second input terminal among the plurality of input terminals, transmit the content data received through the second input terminal of the content transmission device to the first content reception device.

公开(公告)号：US20240348855A1

公开(公告)日：2024-10-17

申请号：US18293545

申请日：2021-07-30

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM ,  Gipum CHOI

IPC: H04N21/422 ,  G06F3/16 ,  H04R3/02

CPC classification number: H04N21/42203 ,  G06F3/167 ,  H04R3/02

Abstract: Disclosed is a wireless display system comprising a wireless set-top box for communicating with a wireless display device and performing voice recognition, the wireless set-top box comprising: a communication unit that transmits image data and sound data to the wireless display device; a microphone that receives a voice command of a user; and a control unit that, when the voice command of the user is received, obtains an echo removal parameter on the basis of location information of the wireless set-top box and performs echo removal by using the echo removal parameter.

公开(公告)号：US20240340389A1

公开(公告)日：2024-10-10

申请号：US18574496

申请日：2021-07-15

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM

IPC: H04N7/01 ,  G06T7/00 ,  G06V10/25 ,  H04N21/4402

CPC classification number: H04N7/0125 ,  G06T7/0002 ,  G06V10/25 ,  H04N21/4402

Abstract: An A/V reception apparatus according to an embodiment of the present disclosure may comprise: a display; a radio frequency (RF) reception module that receives a compressed RF packet from an A/V transmission apparatus, the compressed RF packet including a video frame corresponding to a content video, and AI picture quality information regarding an AI picture quality region indicating at least a partial region of the content video; and a microcomputer that acquires a value of a picture quality factor of the AI picture quality region on the basis of the AI picture quality information, transmits the value of the picture quality factor to the A/V transmission apparatus, receives, from the A/V transmission apparatus, a picture quality correction value in which the value of the picture quality factor of the AI picture quality region has been corrected, and outputs the video frame via the display on the basis of the received picture quality correction value.

公开(公告)号：US20230388940A1

公开(公告)日：2023-11-30

申请号：US18447652

申请日：2023-08-10

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM

IPC: H04W52/24 ,  H04W52/28 ,  H04W52/38

CPC classification number: H04W52/245 ,  H04W52/283 ,  H04W52/383

Abstract: The present invention relates to an apparatus and a method for adaptively controlling RF transmission power in a wireless AV system. Disclosed is an apparatus for controlling RF transmission power, comprising: a control unit for setting RF transmission power on the basis of position information about a wireless data reception device; and a wireless communication unit for transmitting a wireless AV signal to the wireless data reception device at the set RF transmission power, adjusting the set RF transmission power on the basis of the RF reception sensitivity of the wireless data reception device, and transmitting the wireless AV signal to the wireless data reception device at the adjusted RF transmission power.

公开(公告)号：US20230300355A1

公开(公告)日：2023-09-21

申请号：US18021119

申请日：2020-08-25

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM

IPC: H04N19/42 ,  H04N21/4363 ,  H04B7/06 ,  H04N21/443 ,  H04N5/58

CPC classification number: H04N19/42 ,  H04B7/0608 ,  H04N5/58 ,  H04N21/4363 ,  H04N21/4436

Abstract: An image transmission device including a content compression unit configured to compress an image signal, a wireless transmission unit configured to wirelessly transmit the compressed image signal to an image reception device, and a processor configured to switch a power mode of the image transmission device to a low power mode based on a determination that an image signal is not being received from an external source or that an ambient brightness at the image reception device is less than a preset brightness, and control the content compression unit to increase a compression rate of the image signal in the low power mode.

公开(公告)号：US20220217650A1

公开(公告)日：2022-07-07

申请号：US17595129

申请日：2019-07-12

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM

IPC: H04W52/24 ,  H04W52/28 ,  H04W52/38

Abstract: The present invention relates to an apparatus and a method for adaptively controlling RF transmission power in a wireless AV system. Disclosed is an apparatus for controlling RF transmission power, comprising: a control unit for setting RF transmission power on the basis of position information about a wireless data reception device; and a wireless communication unit for transmitting a wireless AV signal to the wireless data reception device at the set RF transmission power, adjusting the set RF transmission power on the basis of the RF reception sensitivity of the wireless data reception device, and transmitting the wireless AV signal to the wireless data reception device at the adjusted RF transmission power. A wireless AV signal is transmitted at optimal RF transmission power even when a position, such as that relating to a distance and an angle, between devices is changed, and thus a wireless AV system for increasing power consumption efficiency can be implemented.

公开(公告)号：US20210385549A1

公开(公告)日：2021-12-09

申请号：US17285419

申请日：2018-12-20

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung KIM

IPC: H04N21/6373

Abstract: A video transmitting device includes a processor to extract a logo image from an entire content image, when the entire content image including a content image and the logo image is a moving picture image, to determine a compression ratio of the content image to be a first compression ratio and a compression ratio of the logo image to be a second compression ratio higher than the first compression ratio, a content compressing unit to compress the content image at the first compression ratio and to compress the logo image at the second compression ratio, based on the determined compression ratio, and a wireless communication unit to wirelessly transmit the compressed content image and the compressed logo image to a video receiving device.