公开(公告)号：US20190014294A1

公开(公告)日：2019-01-10

申请号：US16068358

申请日：2016-08-18

Applicant: LG ELECTRONICS INC.

Inventor： Myoungsuk CHAE

IPC: H04N9/31 ,  H04N9/68 ,  H04N9/71 ,  H04N9/73

Abstract: The present invention relates to a digital device digital device may comprise: an input unit; a display unit; and a control unit for displaying a color gain adjustment window on the display unit according to a first input, extracting, when a certain color is selected in the color gain adjustment window, unique R, G, and B values of the selected color respectively, increasing or decreasing each of the extracted unique R, G, and B values according to a second input, increasing the gain value of the corresponding color when at least one of the increased unique R, G, and B values is equal to or greater than a first reference value, and decreasing the gain value of the corresponding color when at least one of the decreased unique R, G, and B values is equal to or less than a second reference value.

公开(公告)号：US20250046232A1

公开(公告)日：2025-02-06

申请号：US18709190

申请日：2022-11-11

Applicant: LG ELECTRONICS INC.

Inventor： Myoungsuk CHAE ,  Jongmyeong LIM ,  Byungchang CHA ,  Geunyong KIM ,  Younggu CHUNG ,  Sungjin KANG ,  Sangkyu KANG ,  Haktae KIM ,  Kyuheon LEE ,  Seungho RYOO ,  Sangtae PARK ,  Jonggon SHIN

IPC: G09G3/32 ,  G01J3/50 ,  G06T7/90 ,  G09G3/00 ,  H01L25/16

Abstract: A method for calibrating a LED display device, according to one embodiment of the present invention, comprises the steps of: providing one module composed of a plurality of pixels; providing a cabinet composed of a plurality of modules; providing an LED display device composed of a plurality of cabinets; and calibrating by cell unit, which is larger than the size of the pixel and is smaller than the size of one module.