NL181306C - Elektro-optische inrichting. - Google Patents
Elektro-optische inrichting.Info
- Publication number
- NL181306C NL181306C NLAANVRAGE7403768,A NL7403768A NL181306C NL 181306 C NL181306 C NL 181306C NL 7403768 A NL7403768 A NL 7403768A NL 181306 C NL181306 C NL 181306C
- Authority
- NL
- Netherlands
- Prior art keywords
- electro
- optical device
- optical
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3622—Control of matrices with row and column drivers using a passive matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2007—Display of intermediate tones
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48032308A JPS5749910B2 (xx) | 1973-03-20 | 1973-03-20 | |
JP4533273A JPS49131594A (xx) | 1973-04-20 | 1973-04-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7403768A NL7403768A (xx) | 1974-09-24 |
NL181306B NL181306B (nl) | 1987-02-16 |
NL181306C true NL181306C (nl) | 1987-07-16 |
Family
ID=26370852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7403768,A NL181306C (nl) | 1973-03-20 | 1974-03-20 | Elektro-optische inrichting. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3891307A (xx) |
CA (1) | CA1018643A (xx) |
DE (1) | DE2412646B2 (xx) |
FR (1) | FR2222668B1 (xx) |
GB (1) | GB1465315A (xx) |
NL (1) | NL181306C (xx) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4011173A (en) * | 1972-08-03 | 1977-03-08 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Modified nematic mixtures with positive dielectric anisotropy |
US3984343A (en) * | 1972-09-29 | 1976-10-05 | General Electric Company | Liquid crystal mixtures with selectively variable dielectric anisotropies |
GB1452826A (en) * | 1973-10-17 | 1976-10-20 | Secr Defence | Liquid crystal compositions |
JPS605630B2 (ja) * | 1973-07-06 | 1985-02-13 | セイコーエプソン株式会社 | 表示装置 |
FR2252132B1 (xx) * | 1973-11-28 | 1976-10-01 | Thomson Csf | |
US4137192A (en) * | 1974-01-25 | 1979-01-30 | Canon Kabushiki Kaisha | Liquid crystalline composition |
US4048633A (en) * | 1974-03-13 | 1977-09-13 | Tokyo Shibaura Electric Co., Ltd. | Liquid crystal driving system |
JPS50150684A (xx) * | 1974-05-25 | 1975-12-03 | ||
US3977769A (en) * | 1974-05-31 | 1976-08-31 | Matsushita Electric Industrial Co., Ltd. | Electro-optic device |
US3973830A (en) * | 1974-06-07 | 1976-08-10 | Matsushita Electric Industrial Co., Ltd. | Electro-optic device |
DE2504564B2 (de) * | 1974-06-07 | 1977-11-24 | (+)p-alkoxy-p'-(2-methylbutyl)azoxybenzole und ein diese enthaltendes cholesterinisches fluessigkristallgemisch | |
FR2274355A1 (fr) * | 1974-06-14 | 1976-01-09 | Thomson Csf | Melange de cristaux liquides presentant une anisotropie dielectrique positive et une large gamme de mesomorphisme |
US4043634A (en) * | 1974-07-25 | 1977-08-23 | Dai Nippon Toryo Co., Ltd. | Liquid crystal electro optical element |
FR2280700A1 (fr) * | 1974-07-31 | 1976-02-27 | Dainippon Toryo Kk | Compositions de liquide nematiquement cristallin |
US3975286A (en) * | 1974-09-03 | 1976-08-17 | Beckman Instruments, Inc. | Low voltage actuated field effect liquid crystals compositions and method of synthesis |
US4147651A (en) * | 1974-09-03 | 1979-04-03 | Beckman Instruments, Inc. | Biphenyl based liquid crystal compositions |
JPS5177591A (en) * | 1974-12-28 | 1976-07-05 | Dainippon Toryo Kk | Nemachitsukuekishososeibutsu |
US4100540A (en) * | 1975-11-18 | 1978-07-11 | Citizen Watch Co., Ltd. | Method of driving liquid crystal matrix display device to obtain maximum contrast and reduce power consumption |
US4032470A (en) * | 1975-12-22 | 1977-06-28 | Rca Corporation | Electro-optic device |
US4088393A (en) * | 1975-12-31 | 1978-05-09 | Omron Tateisi Electronics Co. | Field effect mode liquid crystal display materials |
US4138358A (en) * | 1976-02-09 | 1979-02-06 | Temple University | Liquid crystal compositions |
JPS52103993A (en) * | 1976-02-11 | 1977-08-31 | Rank Organisation Ltd | Liquid crystal display unit |
FR2356173A1 (fr) * | 1976-06-21 | 1978-01-20 | Gen Electric | Procede pour ameliorer le temps de descente d'un dispositif d'affichage a composition de cristaux liquides nematique en helice |
GB1576106A (en) * | 1976-11-25 | 1980-10-01 | Secr Defence | Temperature compensated liquid crystal devices |
GB1603076A (en) * | 1977-04-05 | 1981-11-18 | Secr Defence | Esters of (+)-4-(2'-methylbutyl)phenol and their use as liquid crystal materials |
US4385844A (en) * | 1977-04-07 | 1983-05-31 | Becton, Dickinson And Company | Novel compositions, devices and method |
CH617281A5 (xx) * | 1977-07-29 | 1980-05-14 | Bbc Brown Boveri & Cie | |
US4176918A (en) * | 1977-11-14 | 1979-12-04 | Temple University | Fluorescent liquid crystal display |
US4224617A (en) * | 1978-08-23 | 1980-09-23 | General Electric Company | Liquid crystal display |
US4380008A (en) * | 1978-09-29 | 1983-04-12 | Hitachi, Ltd. | Method of driving a matrix type phase transition liquid crystal display device to obtain a holding effect and improved response time for the erasing operation |
US4462027A (en) * | 1980-02-15 | 1984-07-24 | Texas Instruments Incorporated | System and method for improving the multiplexing capability of a liquid crystal display and providing temperature compensation therefor |
DE3380367D1 (en) * | 1982-02-19 | 1989-09-14 | Secr Defence Brit | Liquid crystal displays |
JPS59126492A (ja) * | 1982-12-24 | 1984-07-21 | Fujitsu Ltd | 液晶組成物 |
JPS59176985A (ja) * | 1983-03-26 | 1984-10-06 | Citizen Watch Co Ltd | 液晶テレビ受信装置 |
US4701026A (en) * | 1984-06-11 | 1987-10-20 | Seiko Epson Kabushiki Kaisha | Method and circuits for driving a liquid crystal display device |
US4750813A (en) * | 1986-02-28 | 1988-06-14 | Hitachi, Ltd. | Display device comprising a delaying circuit to retard signal voltage application to part of signal electrodes |
GB8621439D0 (en) * | 1986-09-05 | 1986-10-15 | Secr Defence | Electro-optic device |
GB8621438D0 (en) * | 1986-09-05 | 1986-10-15 | Secr Defence | Electro-optic device |
US5453863A (en) * | 1991-05-02 | 1995-09-26 | Kent State University | Multistable chiral nematic displays |
US5695682A (en) * | 1991-05-02 | 1997-12-09 | Kent State University | Liquid crystalline light modulating device and material |
US5847798A (en) * | 1991-05-02 | 1998-12-08 | Kent State University | Polymer stabilized black-white cholesteric reflective display |
US5347382A (en) * | 1992-04-23 | 1994-09-13 | Rumbaugh Scott H | Liquid crystal cell retarder with driving beyond retardance value and two cells for high speed |
KR100320567B1 (ko) * | 1992-05-18 | 2002-06-20 | 액정광변조장치및재료 | |
DE4328785A1 (de) * | 1993-08-26 | 1995-03-02 | Consortium Elektrochem Ind | Optische Elemente mit abbildender farb- und polarisationsselektiver Reflexion enthaltend cholesterische Flüssigkristalle sowie Herstellung und Verwendung dieser Elemente |
US5625477A (en) * | 1994-04-11 | 1997-04-29 | Advanced Display Systems, Inc. | Zero field multistable cholesteric liquid crystal displays |
US5668614A (en) * | 1995-05-01 | 1997-09-16 | Kent State University | Pixelized liquid crystal display materials including chiral material adopted to change its chirality upon photo-irradiation |
US5661533A (en) * | 1995-05-19 | 1997-08-26 | Advanced Display Systems, Inc. | Ultra fast response, multistable reflective cholesteric liquid crystal displays |
US5933203A (en) * | 1997-01-08 | 1999-08-03 | Advanced Display Systems, Inc. | Apparatus for and method of driving a cholesteric liquid crystal flat panel display |
US6034752A (en) * | 1997-03-22 | 2000-03-07 | Kent Displays Incorporated | Display device reflecting visible and infrared radiation |
US20020067329A1 (en) * | 2000-10-16 | 2002-06-06 | Stanley Electric Co., Ltd. | Liquid-crystal device and a method of driving the same |
US20030122752A1 (en) * | 2002-01-03 | 2003-07-03 | Yao-Dong Ma | Localized driving means for cholesterics displays |
US20050259055A1 (en) * | 2002-11-15 | 2005-11-24 | Yao-Dong Ma | Pixelized driving means for cholesteric display |
US20060066803A1 (en) * | 2004-09-30 | 2006-03-30 | Aylward Peter T | Substrate free flexible liquid crystal displays |
US8164557B2 (en) * | 2004-10-29 | 2012-04-24 | Semiconductor Energy Laboratory Co., Ltd. | Liquid crystal display device and method for driving the same |
JP5403553B2 (ja) * | 2010-01-05 | 2014-01-29 | 株式会社ジャパンディスプレイ | 液晶表示装置及びその駆動方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3512876A (en) * | 1964-06-29 | 1970-05-19 | Alvin M Marks | Dipolar electro-optic structures |
US3806230A (en) * | 1971-12-14 | 1974-04-23 | Xerox Corp | Liquid crystal imaging system having optical storage capabilities |
US3740717A (en) * | 1971-12-16 | 1973-06-19 | Rca Corp | Liquid crystal display |
US3809458A (en) * | 1972-05-25 | 1974-05-07 | Rca Corp | Liquid crystal display |
-
1974
- 1974-03-12 US US450450A patent/US3891307A/en not_active Expired - Lifetime
- 1974-03-13 DE DE19742412646 patent/DE2412646B2/de not_active Ceased
- 1974-03-14 CA CA195,013A patent/CA1018643A/en not_active Expired
- 1974-03-18 FR FR7409084A patent/FR2222668B1/fr not_active Expired
- 1974-03-20 NL NLAANVRAGE7403768,A patent/NL181306C/xx not_active IP Right Cessation
- 1974-03-20 GB GB1244974A patent/GB1465315A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3891307A (en) | 1975-06-24 |
DE2412646A1 (de) | 1974-10-03 |
NL7403768A (xx) | 1974-09-24 |
FR2222668A1 (xx) | 1974-10-18 |
DE2412646B2 (de) | 1976-07-15 |
GB1465315A (en) | 1977-02-23 |
CA1018643A (en) | 1977-10-04 |
FR2222668B1 (xx) | 1976-10-08 |
NL181306B (nl) | 1987-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |