Title:
CORNER BRIGHTNESS SURGE PHENOMENON SUPPRESSING BACKLIGHT MODULE, AND DISPLAY APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/168826
Kind Code:
A1
Abstract:
A corner brightness surge phenomenon suppressing backlight module (1) and a display apparatus (7). The backlight module (1) comprises a light source (11) and a light guide plate (12), the light guide plate (12) being adjacent to the light source (11), the light guide plate (12) comprising a light incident surface (121), an optical surface (122), at least one arc-shaped portion (123) and a plurality of step portions (13), the light incident surface (121) being configured to receive light rays R emitted by the light source (11), the optical surface (122) being connected to the light incident surface (121), the at least one arc-shaped portion (123) being provided on the optical surface (122), and the plurality of step portions (13) being provided on the at least one arc-shaped portion (123).
Inventors:
CHEN HAO (CN)
WENG CHIN-TING (CN)
CHANG CHIA-YIN (CN)
WENG CHIN-TING (CN)
CHANG CHIA-YIN (CN)
Application Number:
PCT/CN2022/092977
Publication Date:
September 14, 2023
Filing Date:
May 16, 2022
Export Citation:
Assignee:
RADIANT OPTO ELECTRONICS SUZHOU CO LTD (CN)
International Classes:
G02F1/13357; G02F1/133
Foreign References:
| CN110286523A | 2019-09-27 | |||
| CN205244959U | 2016-05-18 | |||
| CN1542465A | 2004-11-03 | |||
| CN1580900A | 2005-02-16 | |||
| TWM311039U | 2007-05-01 | |||
| US20210286214A1 | 2021-09-16 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
Download PDF:
Previous Patent: HIGH-VOLTAGE INTEGRATED CIRCUIT AND CONTROL METHOD THEREFOR
Next Patent: SYNTHESIS METHOD FOR PAXLOVID INTERMEDIATE
Next Patent: SYNTHESIS METHOD FOR PAXLOVID INTERMEDIATE