DE69221759T2 - Adressierungssystem für eine Flüssigkristallanzeige - Google Patents
Adressierungssystem für eine FlüssigkristallanzeigeInfo
- Publication number
- DE69221759T2 DE69221759T2 DE69221759T DE69221759T DE69221759T2 DE 69221759 T2 DE69221759 T2 DE 69221759T2 DE 69221759 T DE69221759 T DE 69221759T DE 69221759 T DE69221759 T DE 69221759T DE 69221759 T2 DE69221759 T2 DE 69221759T2
- Authority
- DE
- Germany
- Prior art keywords
- pixel
- row
- column
- sum
- signals
- 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 - Lifetime
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
-
- 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
- G09G3/3625—Control of matrices with row and column drivers using a passive matrix using active addressing
-
- 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
- G09G3/2011—Display of intermediate tones by amplitude modulation
-
- 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
- G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
-
- 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
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
- G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/678,736 US5485173A (en) | 1991-04-01 | 1991-04-01 | LCD addressing system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69221759D1 DE69221759D1 (de) | 1997-10-02 |
| DE69221759T2 true DE69221759T2 (de) | 1998-01-02 |
Family
ID=24724051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69221759T Expired - Lifetime DE69221759T2 (de) | 1991-04-01 | 1992-02-12 | Adressierungssystem für eine Flüssigkristallanzeige |
Country Status (9)
| Country | Link |
|---|---|
| US (5) | US5485173A (de) |
| EP (1) | EP0507061B1 (de) |
| JP (2) | JPH07120147B2 (de) |
| KR (1) | KR960003440B1 (de) |
| AT (1) | ATE157475T1 (de) |
| AU (1) | AU646140B2 (de) |
| CA (1) | CA2060735C (de) |
| DE (1) | DE69221759T2 (de) |
| TW (1) | TW209914B (de) |
Families Citing this family (145)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6104369A (en) * | 1990-08-10 | 2000-08-15 | Sharp Kabushiki Kaisha | Display control circuit including hardware elements for preventing undesired display within the display space of the display unit |
| US5459495A (en) * | 1992-05-14 | 1995-10-17 | In Focus Systems, Inc. | Gray level addressing for LCDs |
| US5485173A (en) * | 1991-04-01 | 1996-01-16 | In Focus Systems, Inc. | LCD addressing system and method |
| US5280280A (en) * | 1991-05-24 | 1994-01-18 | Robert Hotto | DC integrating display driver employing pixel status memories |
| DE69214206T2 (de) * | 1991-07-08 | 1997-03-13 | Asahi Glass Co Ltd | Steuerverfahren für ein Flüssigkristallanzeigeelement |
| DE69326300T2 (de) | 1992-03-05 | 2000-02-24 | Seiko Epson Corp | Steuervorrichtung und -verfahren für flüssigkristallelemente und bildanzeigevorrichtung |
| US5900856A (en) | 1992-03-05 | 1999-05-04 | Seiko Epson Corporation | Matrix display apparatus, matrix display control apparatus, and matrix display drive apparatus |
| JP3582082B2 (ja) * | 1992-07-07 | 2004-10-27 | セイコーエプソン株式会社 | マトリクス型表示装置，マトリクス型表示制御装置及びマトリクス型表示駆動装置 |
| US5877738A (en) * | 1992-03-05 | 1999-03-02 | Seiko Epson Corporation | Liquid crystal element drive method, drive circuit, and display apparatus |
| US5959603A (en) * | 1992-05-08 | 1999-09-28 | Seiko Epson Corporation | Liquid crystal element drive method, drive circuit, and display apparatus |
| US5959602A (en) * | 1992-04-01 | 1999-09-28 | Citizen Watch Co., Ltd. | Liquid-crystal display with addressing scheme to achieve high contrast and high brightness values while maintaining fast switching |
| EP0598913B1 (de) * | 1992-05-08 | 1999-10-13 | Seiko Epson Corporation | Steuerungsverfahren und -schaltung für flüssigkristallelemente und bildanzeigevorrichtung |
| US5861869A (en) * | 1992-05-14 | 1999-01-19 | In Focus Systems, Inc. | Gray level addressing for LCDs |
| KR960014494B1 (ko) | 1992-06-18 | 1996-10-16 | 가부시기가이샤 히다찌세이사구쇼 | 에스.티.엔(stn) 액정패널의 구동방법 및 그 표시장치 |
| DE69324311T2 (de) * | 1992-07-29 | 1999-09-09 | Asahi Glass Co Ltd | Verfahren und Einrichtung zum Steuern eines Flüssigkristallanzeigeelements |
| US5594466A (en) | 1992-10-07 | 1997-01-14 | Sharp Kabushiki Kaisha | Driving device for a display panel and a driving method of the same |
| US5781164A (en) * | 1992-11-04 | 1998-07-14 | Kopin Corporation | Matrix display systems |
| US5621425A (en) * | 1992-12-24 | 1997-04-15 | Seiko Instruments Inc. | Liquid crystal display device |
| EP0617397A1 (de) * | 1993-03-23 | 1994-09-28 | Sanyo Electric Co., Ltd. | Flüssigkristallanzeigevorrichtung |
| KR940022149A (ko) * | 1993-03-24 | 1994-10-20 | 세야 히로미찌 | 액정 디스플레이 장치 |
| DE69410682T2 (de) * | 1993-03-30 | 1999-01-21 | Asahi Glass Co Ltd | Anzeigevorrichtung und Steuerverfahren für Anzeigevorrichtung |
| WO1994023414A1 (en) * | 1993-03-31 | 1994-10-13 | Motorola, Inc. | System for driving an electronic display |
| US5754157A (en) * | 1993-04-14 | 1998-05-19 | Asahi Glass Company Ltd. | Method for forming column signals for a liquid crystal display apparatus |
| EP0621578B1 (de) * | 1993-04-22 | 1999-02-10 | Matsushita Electric Industrial Co., Ltd. | Ansteuervorrichtung für Flüssigkristall-Anzeige |
| US5481651A (en) * | 1993-04-26 | 1996-01-02 | Motorola, Inc. | Method and apparatus for minimizing mean calculation rate for an active addressed display |
| US5459482A (en) * | 1993-06-24 | 1995-10-17 | Motorola, Inc. | Facsimile communication with an active addressing display device |
| AU676928B2 (en) * | 1993-06-30 | 1997-03-27 | In Focus Systems, Inc. | Real time active addressing display device and method utilizing fast walsh transform circuit |
| JPH0728430A (ja) * | 1993-07-12 | 1995-01-31 | Hitachi Ltd | マトリックス型表示装置の駆動方法、駆動回路及びマトリックス型表示装置 |
| US5475397A (en) * | 1993-07-12 | 1995-12-12 | Motorola, Inc. | Method and apparatus for reducing discontinuities in an active addressing display system |
| SE9402666L (sv) * | 1993-08-09 | 1995-02-10 | Motorola Inc | Sätt och apparat för reducering av minnesbehov i ett presentationssystem med aktiv adressering och reducerad linjeadressering |
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| JPH07152017A (ja) * | 1993-11-30 | 1995-06-16 | Sony Corp | 液晶素子の駆動方法及びその液晶素子 |
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| TW270993B (en) * | 1994-02-21 | 1996-02-21 | Hitachi Seisakusyo Kk | Matrix liquid crystal display and driving circuit therefor |
| JP3096836B2 (ja) * | 1994-03-03 | 2000-10-10 | セイコーインスツルメンツ株式会社 | 表示装置 |
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| TW288137B (de) * | 1994-04-08 | 1996-10-11 | Asahi Glass Co Ltd | |
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- 1992-02-06 CA CA002060735A patent/CA2060735C/en not_active Expired - Lifetime
- 1992-02-12 DE DE69221759T patent/DE69221759T2/de not_active Expired - Lifetime
- 1992-02-12 EP EP92102353A patent/EP0507061B1/de not_active Expired - Lifetime
- 1992-02-12 AT AT92102353T patent/ATE157475T1/de not_active IP Right Cessation
- 1992-03-14 TW TW081101944A patent/TW209914B/zh not_active IP Right Cessation
- 1992-04-01 JP JP4079847A patent/JPH07120147B2/ja not_active Expired - Fee Related
- 1992-04-01 KR KR1019920005477A patent/KR960003440B1/ko not_active IP Right Cessation
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1993
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Also Published As
| Publication number | Publication date |
|---|---|
| US5546102A (en) | 1996-08-13 |
| AU646140B2 (en) | 1994-02-10 |
| KR960003440B1 (ko) | 1996-03-13 |
| ATE157475T1 (de) | 1997-09-15 |
| CA2060735A1 (en) | 1992-10-02 |
| EP0507061A3 (en) | 1993-06-02 |
| US5852429A (en) | 1998-12-22 |
| EP0507061B1 (de) | 1997-08-27 |
| KR920020386A (ko) | 1992-11-21 |
| JPH05100642A (ja) | 1993-04-23 |
| US5485173A (en) | 1996-01-16 |
| US5585816A (en) | 1996-12-17 |
| EP0507061A2 (de) | 1992-10-07 |
| JPH07120147B2 (ja) | 1995-12-20 |
| CA2060735C (en) | 1999-04-13 |
| TW209914B (de) | 1993-07-21 |
| JP2001092428A (ja) | 2001-04-06 |
| US5420604A (en) | 1995-05-30 |
| AU1075892A (en) | 1992-10-08 |
| DE69221759D1 (de) | 1997-10-02 |
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