DE3644220C2 - - Google Patents
Info
- Publication number
- DE3644220C2 DE3644220C2 DE3644220A DE3644220A DE3644220C2 DE 3644220 C2 DE3644220 C2 DE 3644220C2 DE 3644220 A DE3644220 A DE 3644220A DE 3644220 A DE3644220 A DE 3644220A DE 3644220 C2 DE3644220 C2 DE 3644220C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- scanning
- voltage
- pulse
- phase
- 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
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 48
- 230000003287 optical effect Effects 0.000 claims description 42
- 239000005262 ferroelectric liquid crystals (FLCs) Substances 0.000 claims description 31
- 238000005070 sampling Methods 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 19
- 239000004990 Smectic liquid crystal Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 3
- 230000005684 electric field Effects 0.000 description 22
- 210000004027 cell Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 210000002858 crystal cell Anatomy 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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
- G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/06—Details of flat display driving waveforms
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/06—Details of flat display driving waveforms
- G09G2310/061—Details of flat display driving waveforms for resetting or blanking
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/06—Details of flat display driving waveforms
- G09G2310/061—Details of flat display driving waveforms for resetting or blanking
- G09G2310/063—Waveforms for resetting the whole screen at once
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29530485A JPS62150331A (ja) | 1985-12-25 | 1985-12-25 | 液晶装置 |
| JP29530585A JPS62150332A (ja) | 1985-12-25 | 1985-12-25 | 液晶装置 |
| JP29530885A JPS62150335A (ja) | 1985-12-25 | 1985-12-25 | 液晶装置 |
| JP61001186A JPH0690374B2 (ja) | 1986-01-07 | 1986-01-07 | 光学変調装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3644220A1 DE3644220A1 (de) | 1987-07-16 |
| DE3644220C2 true DE3644220C2 (forum.php) | 1989-11-16 |
Family
ID=27453346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863644220 Granted DE3644220A1 (de) | 1985-12-25 | 1986-12-23 | Ansteuerungsverfahren fuer lichtmodulationsvorrichtungen |
Country Status (4)
| Country | Link |
|---|---|
| US (3) | US4836656A (forum.php) |
| DE (1) | DE3644220A1 (forum.php) |
| FR (1) | FR2594964B1 (forum.php) |
| GB (1) | GB2185614B (forum.php) |
Families Citing this family (59)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5255110A (en) * | 1985-12-25 | 1993-10-19 | Canon Kabushiki Kaisha | Driving method for optical modulation device using ferroelectric liquid crystal |
| JPS63116128A (ja) * | 1986-11-04 | 1988-05-20 | Canon Inc | 光学変調装置 |
| US5182549A (en) * | 1987-03-05 | 1993-01-26 | Canon Kabushiki Kaisha | Liquid crystal apparatus |
| JPS6418194A (en) * | 1987-07-14 | 1989-01-20 | Seikosha Kk | Driving of liquid crystal display device |
| DE3726623A1 (de) * | 1987-08-11 | 1989-02-23 | Eurosil Electronic Gmbh | Fluessigkristallanzeige |
| GB2208741B (en) * | 1987-08-12 | 1992-03-25 | Gen Electric Co Plc | Ferroelectric liquid crystal devices |
| JP2768421B2 (ja) * | 1987-08-31 | 1998-06-25 | シャープ株式会社 | 強誘電性液晶表示装置の表示方法 |
| US5642128A (en) * | 1987-10-02 | 1997-06-24 | Canon Kabushiki Kaisha | Display control device |
| US4915477A (en) * | 1987-10-12 | 1990-04-10 | Seiko Epson Corporation | Method for driving an electro-optical device wherein erasing data stored in each pixel by providing each scan line and data line with an erasing signal |
| EP0316774B1 (en) * | 1987-11-12 | 1997-01-29 | Canon Kabushiki Kaisha | Liquid crystal apparatus |
| JP2632878B2 (ja) * | 1987-11-12 | 1997-07-23 | キヤノン株式会社 | 表示装置のマルチプレキシング駆動法 |
| GB8808812D0 (en) * | 1988-04-14 | 1988-05-18 | Emi Plc Thorn | Display device |
| JP2651204B2 (ja) * | 1988-07-14 | 1997-09-10 | キヤノン株式会社 | 液晶装置の駆動法 |
| US5233447A (en) * | 1988-10-26 | 1993-08-03 | Canon Kabushiki Kaisha | Liquid crystal apparatus and display system |
| GB2225473B (en) * | 1988-11-23 | 1993-01-13 | Stc Plc | Addressing scheme for multiplexded ferroelectric liquid crystal |
| JP2826744B2 (ja) * | 1989-03-02 | 1998-11-18 | キヤノン株式会社 | 液晶表示装置 |
| US5289175A (en) * | 1989-04-03 | 1994-02-22 | Canon Kabushiki Kaisha | Method of and apparatus for driving ferroelectric liquid crystal display device |
| US5815130A (en) * | 1989-04-24 | 1998-09-29 | Canon Kabushiki Kaisha | Chiral smectic liquid crystal display and method of selectively driving the scanning and data electrodes |
| JP2584871B2 (ja) * | 1989-08-31 | 1997-02-26 | キヤノン株式会社 | 表示装置 |
| FR2656757B1 (fr) * | 1989-12-28 | 1992-03-20 | Thomson Consumer Electronics | Procede d'adressage de chaque colonne d'un ecran lcd de type matriciel. |
| US5227900A (en) * | 1990-03-20 | 1993-07-13 | Canon Kabushiki Kaisha | Method of driving ferroelectric liquid crystal element |
| CA2038687C (en) * | 1990-03-22 | 1996-05-07 | Shuzo Kaneko | Method and apparatus for driving active matrix liquid crystal device |
| JP2994814B2 (ja) * | 1990-11-09 | 1999-12-27 | キヤノン株式会社 | 液晶装置 |
| US5283564A (en) * | 1990-12-26 | 1994-02-01 | Canon Kabushiki Kaisha | Liquid crystal apparatus with temperature-dependent pulse manipulation |
| GB2251511A (en) * | 1991-01-04 | 1992-07-08 | Rank Brimar Ltd | Display device. |
| JP2835787B2 (ja) * | 1991-03-22 | 1998-12-14 | キヤノン株式会社 | 強誘電性液晶素子 |
| JP2737032B2 (ja) * | 1991-03-28 | 1998-04-08 | キヤノン株式会社 | 液晶セル |
| JP2847331B2 (ja) * | 1991-04-23 | 1999-01-20 | キヤノン株式会社 | 液晶表示装置 |
| JP2760670B2 (ja) * | 1991-05-29 | 1998-06-04 | シャープ株式会社 | 表示素子の駆動用集積回路 |
| JPH05158444A (ja) * | 1991-12-04 | 1993-06-25 | Canon Inc | 液晶表示装置 |
| IT1257391B (it) * | 1992-07-22 | 1996-01-15 | Seleco Spa | Sistema di pilotaggio per un pannello di visualizzazione utilizzante cristalli ferroelettrici che prevede l'impiego di un segnale di pilotaggio presentante un impulso di cancellazione. |
| US5469281A (en) * | 1992-08-24 | 1995-11-21 | Canon Kabushiki Kaisha | Driving method for liquid crystal device which is not affected by a threshold characteristic change |
| US5673062A (en) * | 1992-11-06 | 1997-09-30 | Canon Kabushiki Kaisha | Liquid crystal apparatus |
| US5815133A (en) * | 1992-11-17 | 1998-09-29 | Canon Kabushiki Kaisha | Display apparatus |
| US5657038A (en) * | 1992-12-21 | 1997-08-12 | Canon Kabushiki Kaisha | Liquid crystal display apparatus having substantially the same average amount of transmitted light after white reset as after black reset |
| US5313222A (en) * | 1992-12-24 | 1994-05-17 | Yuen Foong Yu H. K. Co., Ltd. | Select driver circuit for an LCD display |
| US5521727A (en) * | 1992-12-24 | 1996-05-28 | Canon Kabushiki Kaisha | Method and apparatus for driving liquid crystal device whereby a single period of data signal is divided into plural pulses of varying pulse width and polarity |
| JP3118682B2 (ja) * | 1992-12-25 | 2000-12-18 | キヤノン株式会社 | 液晶表示装置 |
| JP2759589B2 (ja) * | 1992-12-28 | 1998-05-28 | キヤノン株式会社 | 強誘電性液晶表示素子 |
| US5471229A (en) * | 1993-02-10 | 1995-11-28 | Canon Kabushiki Kaisha | Driving method for liquid crystal device |
| US5532713A (en) * | 1993-04-20 | 1996-07-02 | Canon Kabushiki Kaisha | Driving method for liquid crystal device |
| US5592190A (en) * | 1993-04-28 | 1997-01-07 | Canon Kabushiki Kaisha | Liquid crystal display apparatus and drive method |
| EP0632425A1 (en) * | 1993-06-29 | 1995-01-04 | Central Research Laboratories Limited | Addressing a matrix of bistable pixels |
| US5969703A (en) * | 1993-07-10 | 1999-10-19 | Central Research Laboratories Limited | Multiplex addressing using auxiliary pulses |
| CA2137723C (en) * | 1993-12-14 | 1996-11-26 | Canon Kabushiki Kaisha | Display apparatus |
| US5638195A (en) * | 1993-12-21 | 1997-06-10 | Canon Kabushiki Kaisha | Liquid crystal display device for improved halftone display |
| EP0701241B1 (en) * | 1994-09-12 | 2001-11-21 | Canon Kabushiki Kaisha | Driving method for a ferroelectric liquid crystal device |
| JP3286503B2 (ja) * | 1994-09-28 | 2002-05-27 | キヤノン株式会社 | 液晶素子の駆動法、及び該駆動法が用いられる液晶装置 |
| GB2294797A (en) * | 1994-11-01 | 1996-05-08 | Sharp Kk | Method of addressing a liquid crystal display |
| US6061044A (en) * | 1995-05-30 | 2000-05-09 | Canon Kabushiki Kaisha | Liquid-crystal display apparatus |
| US6061045A (en) * | 1995-06-19 | 2000-05-09 | Canon Kabushiki Kaisha | Liquid crystal display apparatus and method of driving same |
| JP3182070B2 (ja) * | 1996-01-16 | 2001-07-03 | キヤノン株式会社 | 液晶素子及び液晶素子の駆動方法 |
| US6028579A (en) * | 1996-06-12 | 2000-02-22 | Canon Kabushiki Kaisha | Driving method for liquid crystal devices |
| US6222517B1 (en) | 1997-07-23 | 2001-04-24 | Canon Kabushiki Kaisha | Liquid crystal apparatus |
| US6177968B1 (en) | 1997-09-01 | 2001-01-23 | Canon Kabushiki Kaisha | Optical modulation device with pixels each having series connected electrode structure |
| US20010052885A1 (en) * | 1997-09-12 | 2001-12-20 | Masaya Okita | Method for driving a nematic liquid crystal |
| JPH11296150A (ja) | 1998-04-10 | 1999-10-29 | Masaya Okita | 液晶の高速駆動方法 |
| US7616179B2 (en) * | 2006-03-31 | 2009-11-10 | Canon Kabushiki Kaisha | Organic EL display apparatus and driving method therefor |
| CN101398583B (zh) * | 2007-09-27 | 2010-11-10 | 北京京东方光电科技有限公司 | 液晶显示器驱动集成电路的驱动方法 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4367924A (en) * | 1980-01-08 | 1983-01-11 | Clark Noel A | Chiral smectic C or H liquid crystal electro-optical device |
| DE3068983D1 (en) * | 1980-01-10 | 1984-09-27 | Noel A Clark | Chiral smectic liquid crystal electro-optical device and process of making the same |
| GB2102178B (en) * | 1981-06-12 | 1985-03-27 | Interstate Electronics Corp | Plasma display panel control |
| GB2105085B (en) * | 1981-08-31 | 1985-08-14 | Sharp Kk | Drive for thin-film electroluminescent display panel |
| US4529271A (en) * | 1982-03-12 | 1985-07-16 | At&T Bell Laboratories | Matrix addressed bistable liquid crystal display |
| JPS5957290A (ja) * | 1982-09-27 | 1984-04-02 | シャープ株式会社 | El表示装置 |
| FR2541807B1 (fr) * | 1983-02-24 | 1985-06-07 | Commissariat Energie Atomique | Procede de commande sequentielle d'un imageur matriciel utilisant l'effet de transition de phase cholesterique-nematique d'un cristal liquide |
| US4655561A (en) * | 1983-04-19 | 1987-04-07 | Canon Kabushiki Kaisha | Method of driving optical modulation device using ferroelectric liquid crystal |
| GB2146473B (en) * | 1983-09-10 | 1987-03-11 | Standard Telephones Cables Ltd | Addressing liquid crystal displays |
| US4715688A (en) * | 1984-07-04 | 1987-12-29 | Seiko Instruments Inc. | Ferroelectric liquid crystal display device having an A.C. holding voltage |
| DE3501982A1 (de) * | 1984-01-23 | 1985-07-25 | Canon K.K., Tokio/Tokyo | Verfahren zum ansteuern einer lichtmodulationsvorrichtung |
| US4712872A (en) * | 1984-03-26 | 1987-12-15 | Canon Kabushiki Kaisha | Liquid crystal device |
| US4701026A (en) * | 1984-06-11 | 1987-10-20 | Seiko Epson Kabushiki Kaisha | Method and circuits for driving a liquid crystal display device |
| US4709995A (en) * | 1984-08-18 | 1987-12-01 | Canon Kabushiki Kaisha | Ferroelectric display panel and driving method therefor to achieve gray scale |
| JPS6152630A (ja) * | 1984-08-22 | 1986-03-15 | Hitachi Ltd | 液晶素子の駆動方法 |
| JPS61156229A (ja) * | 1984-12-28 | 1986-07-15 | Canon Inc | 液晶装置 |
| GB2173337B (en) * | 1985-04-03 | 1989-01-11 | Stc Plc | Addressing liquid crystal cells |
| GB2173336B (en) * | 1985-04-03 | 1988-04-27 | Stc Plc | Addressing liquid crystal cells |
| JPS61241731A (ja) * | 1985-04-19 | 1986-10-28 | Seiko Instr & Electronics Ltd | スメクテイック液晶装置 |
| FR2580826B1 (fr) * | 1985-04-22 | 1993-11-05 | Canon Kk | Procede et appareil de commande d'un dispositif de modulation optique |
| GB2178582B (en) * | 1985-07-16 | 1990-01-24 | Canon Kk | Liquid crystal apparatus |
| JPS63116128A (ja) * | 1986-11-04 | 1988-05-20 | Canon Inc | 光学変調装置 |
-
1986
- 1986-12-17 GB GB8630139A patent/GB2185614B/en not_active Expired - Lifetime
- 1986-12-17 US US06/942,716 patent/US4836656A/en not_active Expired - Lifetime
- 1986-12-23 DE DE19863644220 patent/DE3644220A1/de active Granted
- 1986-12-23 FR FR8618027A patent/FR2594964B1/fr not_active Expired - Fee Related
-
1988
- 1988-11-02 US US07/266,169 patent/US5132818A/en not_active Expired - Fee Related
-
1989
- 1989-12-22 US US07/455,299 patent/US5018841A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2594964A1 (fr) | 1987-08-28 |
| FR2594964B1 (fr) | 1993-11-05 |
| GB8630139D0 (en) | 1987-01-28 |
| US4836656A (en) | 1989-06-06 |
| GB2185614A (en) | 1987-07-22 |
| US5132818A (en) | 1992-07-21 |
| US5018841A (en) | 1991-05-28 |
| GB2185614B (en) | 1990-04-18 |
| DE3644220A1 (de) | 1987-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |