公开(公告)号：US10572208B2

公开(公告)日：2020-02-25

申请号：US15749217

申请日：2016-06-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ji-yong Park ,  Min-jung Kim ,  Sang-kyun Im ,  Young-hoon Cho

IPC: G06F3/14 ,  G09G3/34 ,  G09G3/3233

Abstract: A display device includes a signal receiver configured to receive an image signal; a display including a plurality of modules each including a plurality of light sources, and display an image based on the received image signal; and a controller configured to perform first uniformity calibration between light sources within each individual module with regard to the modules, and second uniformity calibration between the modules, wherein the controller controls the first uniformity calibration to be applied to the image signal received in the signal receiver based on a first coefficient determined for each of the light sources within each individual module, controls the second uniformity calibration to be applied to the image signal subjected to the first uniformity calibration based on a second coefficient determined for each of the modules, and controls a calibrated image to be displayed based on the image signal subjected to the second uniformity calibration.

公开(公告)号：US11036457B2

公开(公告)日：2021-06-15

申请号：US16748179

申请日：2020-01-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ji-yong Park ,  Min-jung Kim ,  Sang-kyun Im ,  Young-hoon Cho

IPC: G06F3/14 ,  G09G3/34 ,  G09G3/3233

Abstract: A display device includes a signal receiver configured to receive an image signal; a display including a plurality of modules each including a plurality of light sources, and display an image based on the received image signal; and a controller configured to perform first uniformity calibration between light sources within each individual module with regard to the modules, and second uniformity calibration between the modules, wherein the controller controls the first uniformity calibration to be applied to the image signal received in the signal receiver based on a first coefficient determined for each of the light sources within each individual module, controls the second uniformity calibration to be applied to the image signal subjected to the first uniformity calibration based on a second coefficient determined for each of the modules, and controls a calibrated image to be displayed based on the image signal subjected to the second uniformity calibration.

公开(公告)号：US11561751B2

公开(公告)日：2023-01-24

申请号：US17320349

申请日：2021-05-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ji-yong Park ,  Min-jung Kim ,  Sang-kyun Im ,  Young-hoon Cho

IPC: G06F3/14 ,  G09G3/3233 ,  G09G3/34

Abstract: A display device includes a signal receiver configured to receive an image signal; a display including a plurality of modules each including a plurality of light sources, and display an image based on the received image signal; and a controller configured to perform first uniformity calibration between light sources within each individual module with regard to the modules, and second uniformity calibration between the modules, wherein the controller controls the first uniformity calibration to be applied to the image signal received in the signal receiver based on a first coefficient determined for each of the light sources within each individual module, controls the second uniformity calibration to be applied to the image signal subjected to the first uniformity calibration based on a second coefficient determined for each of the modules, and controls a calibrated image to be displayed based on the image signal subjected to the second uniformity calibration.

公开(公告)号：US10121418B2

公开(公告)日：2018-11-06

申请号：US14876955

申请日：2015-10-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nam-kyun Beon ,  Min-jung Kim ,  Oh-yun Kwon

IPC: G09G3/34 ,  G06F3/14 ,  G06F3/00 ,  G06F3/0489

Abstract: A video wall control device is provided in which a data processor is configured to determine a backlight control signal controlling an intensity of light supplied by at least one backlight unit among a plurality of backlight units based on image data obtained by capturing an image of a video wall device including a plurality of display panels and the plurality of backlight units supplying the light to each of the plurality of display panels, and signal transmission and reception circuitry configured to transmit the backlight control signal to the video wall device.

公开(公告)号：US10083641B2

公开(公告)日：2018-09-25

申请号：US15287243

申请日：2016-10-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Min-jung Kim ,  Nam-kyun Beon ,  Sang-kyun Im

IPC: G09G5/02 ,  G06T11/00 ,  H04N1/60 ,  H04N5/57 ,  G09G3/00

CPC classification number: G09G3/006 ,  G09G2320/0693 ,  G09G2360/145 ,  G09G2360/16

Abstract: An electronic apparatus includes a communicator configured to communicate with a display panel apparatus and a processor configured to divide an image acquired by capturing a display panel into a plurality of sub blocks, calculating representative values of the plurality of sub blocks, calculate calibration values of the plurality of sub blocks based on a target value set based on the calculated representative values and the representative values of the plurality of sub blocks, and transmit the calculated calibration values to the display panel apparatus.