Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/256185
Kind Code:
A1
Abstract:
The present invention relates to a display device for providing improved dynamic tone mapping, the device comprising: a control unit for performing tone mapping to adjust a luminance of an input image by using a tone curve; and a display unit for displaying an image, the luminance of which has been adjusted by tone mapping, wherein the control unit may calculate a threshold value for separation of an object and a background in the input image, and may change the tone curve on the basis of the threshold value.
Inventors:
KIM HYOMIN (KR)
KIM KANGSOO (KR)
LEE JONGHYUNG (KR)
KIM KANGSOO (KR)
LEE JONGHYUNG (KR)
Application Number:
PCT/KR2019/007422
Publication Date:
December 24, 2020
Filing Date:
June 20, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G06T5/00; G06T5/40; H04N5/57; H04N9/64
Foreign References:
| KR20180031154A | 2018-03-28 | |||
| JP2009200743A | 2009-09-03 | |||
| JP2010074222A | 2010-04-02 | |||
| US10218953B2 | 2019-02-26 | |||
| KR20180018067A | 2018-02-21 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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