Title:
OPPOSING SUBSTRATE AND PREPARATION METHOD THEREOF, LIQUID CRYSTAL PANEL AND 3D PRINTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/238887
Kind Code:
A1
Abstract:
Provided is an opposing substrate, comprising: a base substrate, a black matrix and a phase shift film. The black matrix is arranged on one side of the base substrate, the black matrix defines a plurality of opening areas, and one opening area is directly opposite to a sub-pixel of the liquid crystal panel. The phase shift film is arranged on one side of the base substrate; the phase shift film includes a first portion, at least one of the opening areas is provided with the first portion; the first portion is in a frame shape, and the outer boundary of the first portion coincides with or roughly coincides with the boundary of the opening area; the phase shift film is configured to reverse the phase of light waves passing through the phase shift film.
Inventors:
LV MINGYANG (CN)
LI YANCHEN (CN)
CHEN HUISHUN (CN)
WANG JIAN (CN)
LI YUE (CN)
LV XIAOHUI (CN)
LI YANCHEN (CN)
CHEN HUISHUN (CN)
WANG JIAN (CN)
LI YUE (CN)
LV XIAOHUI (CN)
Application Number:
PCT/CN2020/092269
Publication Date:
December 03, 2020
Filing Date:
May 26, 2020
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
BEIJING BOE OPTOELECTRONICS TECH CO LTD (CN)
BEIJING BOE OPTOELECTRONICS TECH CO LTD (CN)
International Classes:
B29C64/286; G02F1/1335; B33Y30/00; G02F1/13363
Foreign References:
| CN110202788A | 2019-09-06 | |||
| CN105137650A | 2015-12-09 | |||
| CN103890657A | 2014-06-25 | |||
| CN107175815A | 2017-09-19 | |||
| CN109116616A | 2019-01-01 | |||
| CN1221842C | 2005-10-05 | |||
| US20100136868A1 | 2010-06-03 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT&TRADEMARK AGENT LTD. (CN)
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