DE502006006471D1 - Schaltung zur erzeugung einer veränderbaren vorspannung für eine lcd-anzeigeeinheit - Google Patents
Schaltung zur erzeugung einer veränderbaren vorspannung für eine lcd-anzeigeeinheitInfo
- Publication number
- DE502006006471D1 DE502006006471D1 DE502006006471T DE502006006471T DE502006006471D1 DE 502006006471 D1 DE502006006471 D1 DE 502006006471D1 DE 502006006471 T DE502006006471 T DE 502006006471T DE 502006006471 T DE502006006471 T DE 502006006471T DE 502006006471 D1 DE502006006471 D1 DE 502006006471D1
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- display unit
- lcd display
- sub
- voltage source
- 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.)
- Active
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
- G09G3/3696—Generation of voltages supplied to electrode drivers
-
- 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
- G09G2320/06—Adjustment of display parameters
- G09G2320/066—Adjustment of display parameters for control of contrast
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
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)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005055149A DE102005055149A1 (de) | 2005-11-18 | 2005-11-18 | Schaltung zur Erzeugung einer veränderbaren Vorspannung und Verfahren zum Betreiben der Schaltung |
PCT/EP2006/063629 WO2007057236A1 (de) | 2005-11-18 | 2006-06-28 | Schaltung zur erzeugung einer veränderbaren vorspannung für eine lcd-anzeigeeinheit |
Publications (1)
Publication Number | Publication Date |
---|---|
DE502006006471D1 true DE502006006471D1 (de) | 2010-04-29 |
Family
ID=36963166
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102005055149A Ceased DE102005055149A1 (de) | 2005-11-18 | 2005-11-18 | Schaltung zur Erzeugung einer veränderbaren Vorspannung und Verfahren zum Betreiben der Schaltung |
DE502006006471T Active DE502006006471D1 (de) | 2005-11-18 | 2006-06-28 | Schaltung zur erzeugung einer veränderbaren vorspannung für eine lcd-anzeigeeinheit |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102005055149A Ceased DE102005055149A1 (de) | 2005-11-18 | 2005-11-18 | Schaltung zur Erzeugung einer veränderbaren Vorspannung und Verfahren zum Betreiben der Schaltung |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1949359B1 (de) |
AT (1) | ATE461512T1 (de) |
DE (2) | DE102005055149A1 (de) |
WO (1) | WO2007057236A1 (de) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5283477A (en) * | 1989-08-31 | 1994-02-01 | Sharp Kabushiki Kaisha | Common driver circuit |
JPH0659641A (ja) * | 1992-08-07 | 1994-03-04 | Kokusai Electric Co Ltd | Lcdコントラスト制御回路及びその制御方式 |
JP3324819B2 (ja) * | 1993-03-03 | 2002-09-17 | 三菱電機株式会社 | 半導体集積回路装置 |
JPH07135625A (ja) * | 1993-11-10 | 1995-05-23 | Fujitsu Ltd | 液晶表示装置のコントラスト調整回路 |
DE10147504A1 (de) * | 2001-09-26 | 2003-04-10 | Siemens Ag | Beleuchtungssteuerung |
-
2005
- 2005-11-18 DE DE102005055149A patent/DE102005055149A1/de not_active Ceased
-
2006
- 2006-06-28 DE DE502006006471T patent/DE502006006471D1/de active Active
- 2006-06-28 AT AT06763925T patent/ATE461512T1/de active
- 2006-06-28 EP EP06763925A patent/EP1949359B1/de not_active Not-in-force
- 2006-06-28 WO PCT/EP2006/063629 patent/WO2007057236A1/de active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1949359B1 (de) | 2010-03-17 |
WO2007057236A1 (de) | 2007-05-24 |
EP1949359A1 (de) | 2008-07-30 |
DE102005055149A1 (de) | 2007-05-31 |
ATE461512T1 (de) | 2010-04-15 |
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DE502006006471D1 (de) | Schaltung zur erzeugung einer veränderbaren vorspannung für eine lcd-anzeigeeinheit |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: SIEMENS AKTIENGESELLSCHAFT, 80333 MUENCHEN, DE |
|
8364 | No opposition during term of opposition |