GB2175726B - Liquid crystal apparatus - Google Patents
Liquid crystal apparatusInfo
- Publication number
- GB2175726B GB2175726B GB8609746A GB8609746A GB2175726B GB 2175726 B GB2175726 B GB 2175726B GB 8609746 A GB8609746 A GB 8609746A GB 8609746 A GB8609746 A GB 8609746A GB 2175726 B GB2175726 B GB 2175726B
- Authority
- GB
- United Kingdom
- Prior art keywords
- liquid crystal
- crystal apparatus
- liquid
- crystal
- 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
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
- 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
- G09G3/3674—Details of drivers for scan electrodes
-
- 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
- G09G2310/04—Partial updating of the display screen
-
- 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
- G09G2310/062—Waveforms for resetting a plurality of scan lines at a time
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8438085A JPS61243429A (en) | 1985-04-22 | 1985-04-22 | Driving method for optical modulating element |
JP5526486A JPS62211620A (en) | 1986-03-13 | 1986-03-13 | Driving method for optical modulation element |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8609746D0 GB8609746D0 (en) | 1986-05-29 |
GB2175726A GB2175726A (en) | 1986-12-03 |
GB2175726B true GB2175726B (en) | 1989-07-26 |
Family
ID=26396159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8609746A Expired GB2175726B (en) | 1985-04-22 | 1986-04-22 | Liquid crystal apparatus |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3613446A1 (en) |
FR (1) | FR2580826B1 (en) |
GB (1) | GB2175726B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4655561A (en) * | 1983-04-19 | 1987-04-07 | Canon Kabushiki Kaisha | Method of driving optical modulation device using ferroelectric liquid crystal |
US5255110A (en) * | 1985-12-25 | 1993-10-19 | Canon Kabushiki Kaisha | Driving method for optical modulation device using ferroelectric liquid crystal |
GB2185614B (en) * | 1985-12-25 | 1990-04-18 | Canon Kk | Optical modulation device |
GB2208741B (en) * | 1987-08-12 | 1992-03-25 | Gen Electric Co Plc | Ferroelectric liquid crystal devices |
DE68922159T2 (en) * | 1988-08-17 | 1995-09-14 | Canon Kk | Display device. |
US5172105A (en) * | 1989-12-20 | 1992-12-15 | Canon Kabushiki Kaisha | Display apparatus |
EP0574810B1 (en) * | 1992-06-11 | 1998-09-09 | Canon Kabushiki Kaisha | Display apparatus |
WO2010050511A1 (en) | 2008-10-30 | 2010-05-06 | シャープ株式会社 | Liquid crystal display driving circuit and liquid crystal display device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2141279A (en) * | 1983-04-19 | 1984-12-12 | Canon Kk | Electro-optical display devices |
GB2156131A (en) * | 1984-01-23 | 1985-10-02 | Canon Kk | Display devices |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5324140B2 (en) * | 1973-01-24 | 1978-07-19 | ||
JPS57201295A (en) * | 1981-06-04 | 1982-12-09 | Sony Corp | Two-dimensional address device |
JPS59121391A (en) * | 1982-12-28 | 1984-07-13 | シチズン時計株式会社 | Liquid crystal display |
JPS59216190A (en) * | 1983-05-24 | 1984-12-06 | 株式会社日立製作所 | Display control system |
-
1986
- 1986-04-21 DE DE19863613446 patent/DE3613446A1/en active Granted
- 1986-04-21 FR FR8605702A patent/FR2580826B1/en not_active Expired - Fee Related
- 1986-04-22 GB GB8609746A patent/GB2175726B/en not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2141279A (en) * | 1983-04-19 | 1984-12-12 | Canon Kk | Electro-optical display devices |
GB2156131A (en) * | 1984-01-23 | 1985-10-02 | Canon Kk | Display devices |
Also Published As
Publication number | Publication date |
---|---|
GB8609746D0 (en) | 1986-05-29 |
DE3613446C2 (en) | 1990-10-04 |
FR2580826A1 (en) | 1986-10-24 |
DE3613446A1 (en) | 1986-11-27 |
GB2175726A (en) | 1986-12-03 |
FR2580826B1 (en) | 1993-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20030422 |
|
PE20 | Patent expired after termination of 20 years |
Effective date: 20030422 |