Invention Grant
- Patent Title: Liquid crystal display with improved backlight
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Application No.: US15826426Application Date: 2017-11-29
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Publication No.: US10670918B2Publication Date: 2020-06-02
- Inventor: Yun-Gun Lee , Min Wook Park
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR
- Agency: Innovation Counsel LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@130e3072
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G09G3/34 ; G02F1/13357

Abstract:
A liquid crystal display includes: a liquid crystal panel including a first substrate and a second substrate facing each other, and a liquid crystal layer provided between the first substrate and the second substrate; a local backlight unit configured to irradiate beams to a first region of the liquid crystal panel and including a plurality of light emitting blocks including a first light emitting block, each of the light emitting blocks emitting beams with controllable luminance; a global backlight unit configured to irradiate beams of uniform luminance to a second region of the liquid crystal panel; and a backlight driver configured to supply a driving signal to the local backlight unit and the global backlight unit.
Public/Granted literature
- US20180143495A1 LIQUID CRYSTAL DISPLAY Public/Granted day:2018-05-24
Information query
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