FR2909193B1 - Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides. - Google Patents
Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides.Info
- Publication number
- FR2909193B1 FR2909193B1 FR0610401A FR0610401A FR2909193B1 FR 2909193 B1 FR2909193 B1 FR 2909193B1 FR 0610401 A FR0610401 A FR 0610401A FR 0610401 A FR0610401 A FR 0610401A FR 2909193 B1 FR2909193 B1 FR 2909193B1
- Authority
- FR
- France
- Prior art keywords
- evaluating
- liquid crystal
- tilt angle
- crystal cell
- tilt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0610401A FR2909193B1 (fr) | 2006-11-28 | 2006-11-28 | Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides. |
EP07822738A EP2089758A1 (fr) | 2006-11-28 | 2007-11-20 | Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides |
US12/516,428 US7855787B2 (en) | 2006-11-28 | 2007-11-20 | Method of determining the pretilt angle in a liquid-crystal cell |
PCT/EP2007/062561 WO2008065025A1 (fr) | 2006-11-28 | 2007-11-20 | Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0610401A FR2909193B1 (fr) | 2006-11-28 | 2006-11-28 | Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2909193A1 FR2909193A1 (fr) | 2008-05-30 |
FR2909193B1 true FR2909193B1 (fr) | 2008-12-26 |
Family
ID=38245891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0610401A Expired - Fee Related FR2909193B1 (fr) | 2006-11-28 | 2006-11-28 | Procede d'evaluation de l'angle de pre-tilt dans une cellule a cristaux liquides. |
Country Status (4)
Country | Link |
---|---|
US (1) | US7855787B2 (fr) |
EP (1) | EP2089758A1 (fr) |
FR (1) | FR2909193B1 (fr) |
WO (1) | WO2008065025A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102282999B1 (ko) * | 2014-11-25 | 2021-07-29 | 삼성디스플레이 주식회사 | 액정의 프리틸트각 측정 장치 및 방법 |
CN106200050B (zh) * | 2016-08-31 | 2019-07-23 | 深圳市华星光电技术有限公司 | 液晶显示器液晶预倾角量测方法及装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2638281A1 (fr) | 1988-10-25 | 1990-04-27 | Thomson Csf | Tube electronique de construction compacte |
JPH04307312A (ja) * | 1991-04-03 | 1992-10-29 | Otsuka Denshi Kk | 液晶セルのギャップ厚測定方法 |
US5493426A (en) * | 1991-11-14 | 1996-02-20 | University Of Colorado Foundation, Inc. | Lateral electrode smectic liquid crystal devices |
US5552912A (en) * | 1991-11-14 | 1996-09-03 | Board Of Regents Of The University Of Colorado | Chiral smectic liquid crystal optical modulators |
US5585950A (en) * | 1993-04-12 | 1996-12-17 | Casio Computer Co., Ltd. | STN LCD device displaying multiple colors in response to different voltages which includes a retardation plate |
US5825448A (en) * | 1995-05-19 | 1998-10-20 | Kent State University | Reflective optically active diffractive device |
US6181400B1 (en) * | 1999-11-19 | 2001-01-30 | International Business Machines Corporation | Discotic-type twist-film compensated single-domain or two-domain twisted nematic liquid crystal displays |
JP3910352B2 (ja) * | 2000-04-11 | 2007-04-25 | 三菱電機株式会社 | プレチルト角検出方法及び検出装置 |
US7149173B2 (en) * | 2000-10-17 | 2006-12-12 | Thales | Medium for recording optically readable data, method for making same and optical system reproducing said data |
JP4382317B2 (ja) * | 2001-12-06 | 2009-12-09 | シチズンホールディングス株式会社 | 液晶可変波長フィルタ装置 |
-
2006
- 2006-11-28 FR FR0610401A patent/FR2909193B1/fr not_active Expired - Fee Related
-
2007
- 2007-11-20 WO PCT/EP2007/062561 patent/WO2008065025A1/fr active Application Filing
- 2007-11-20 EP EP07822738A patent/EP2089758A1/fr not_active Withdrawn
- 2007-11-20 US US12/516,428 patent/US7855787B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP2089758A1 (fr) | 2009-08-19 |
US20100045992A1 (en) | 2010-02-25 |
US7855787B2 (en) | 2010-12-21 |
FR2909193A1 (fr) | 2008-05-30 |
WO2008065025A1 (fr) | 2008-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 10 |
|
ST | Notification of lapse |
Effective date: 20170731 |