DE3689274D1 - Flüssigkristallanzeigesteuergerät. - Google Patents

Flüssigkristallanzeigesteuergerät.

Info

Publication number
DE3689274D1
DE3689274D1 DE86102855T DE3689274T DE3689274D1 DE 3689274 D1 DE3689274 D1 DE 3689274D1 DE 86102855 T DE86102855 T DE 86102855T DE 3689274 T DE3689274 T DE 3689274T DE 3689274 D1 DE3689274 D1 DE 3689274D1
Authority
DE
Germany
Prior art keywords
liquid crystal
control device
crystal display
display control
liquid
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 - Fee Related
Application number
DE86102855T
Other languages
English (en)
Other versions
DE3689274T2 (de
Inventor
Yoshihiro Toshiba Tama Iwamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3689274D1 publication Critical patent/DE3689274D1/de
Publication of DE3689274T2 publication Critical patent/DE3689274T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • G09G3/18—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source using 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
    • 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
    • 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
    • G09G2330/028—Generation of voltages supplied to electrode drivers in a matrix display other than LCD
DE86102855T 1985-06-07 1986-03-05 Flüssigkristallanzeigesteuergerät. Expired - Fee Related DE3689274T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60122805A JPS61281293A (ja) 1985-06-07 1985-06-07 液晶表示制御装置

Publications (2)

Publication Number Publication Date
DE3689274D1 true DE3689274D1 (de) 1993-12-16
DE3689274T2 DE3689274T2 (de) 1994-04-28

Family

ID=14845070

Family Applications (1)

Application Number Title Priority Date Filing Date
DE86102855T Expired - Fee Related DE3689274T2 (de) 1985-06-07 1986-03-05 Flüssigkristallanzeigesteuergerät.

Country Status (4)

Country Link
US (1) US4802739A (de)
EP (1) EP0204077B1 (de)
JP (1) JPS61281293A (de)
DE (1) DE3689274T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0256879B1 (de) * 1986-08-18 1993-07-21 Canon Kabushiki Kaisha Anzeigevorrichtung
JPH01134497A (ja) * 1987-11-20 1989-05-26 Semiconductor Energy Lab Co Ltd 液晶表示装置の電源回路
JP2546121Y2 (ja) * 1989-06-23 1997-08-27 株式会社 東芝 液晶表示装置
US5262934A (en) * 1992-06-23 1993-11-16 Analogic Corporation Bipolar voltage doubler circuit
JPH07120718A (ja) * 1993-08-31 1995-05-12 Sharp Corp 液晶表示装置の駆動電圧発生装置
US5552648A (en) * 1994-02-22 1996-09-03 Delco Electronics Corporation Method and apparatus for the generation of long time constants using switched capacitors
US5473526A (en) 1994-04-22 1995-12-05 University Of Southern California System and method for power-efficient charging and discharging of a capacitive load from a single source
USRE38918E1 (en) * 1994-04-22 2005-12-13 University Of Southern California System and method for power-efficient charging and discharging of a capacitive load from a single source
JP3577720B2 (ja) 1995-01-11 2004-10-13 セイコーエプソン株式会社 電源回路、液晶表示装置及び電子機器
US5606491A (en) * 1995-06-05 1997-02-25 Analog Devices, Inc. Multiplying and inverting charge pump
US5861861A (en) * 1996-06-28 1999-01-19 Microchip Technology Incorporated Microcontroller chip with integrated LCD control module and switched capacitor driver circuit
US5768116A (en) * 1997-01-27 1998-06-16 Honeywell Inc. Bi-directional DC/DC voltage converter
DE69819597T2 (de) * 1997-05-22 2004-09-23 Sanyo Electric Co., Ltd., Moriguchi Stromversorgungsschaltung und CCD-Kamera, die diese verwendet
US5841648A (en) * 1997-05-29 1998-11-24 Micro Motion, Inc. Adjustable voltage converter utilizing a charge pump
EP0992103B1 (de) * 1998-04-24 2008-10-29 Nxp B.V. Kombinierter kapazitiver aufwärts/abwärtswandler
JP2954162B1 (ja) * 1998-05-20 1999-09-27 日本電気アイシーマイコンシステム株式会社 液晶駆動回路
US6985142B1 (en) 1998-09-03 2006-01-10 University Of Southern California Power-efficient, pulsed driving of capacitive loads to controllable voltage levels
JP2000330526A (ja) * 1999-03-12 2000-11-30 Minolta Co Ltd 液晶表示装置、携帯電子機器及び駆動方法
US7106318B1 (en) * 2000-04-28 2006-09-12 Jps Group Holdings, Ltd. Low power LCD driving scheme employing two or more power supplies
US20050077950A1 (en) * 2003-10-14 2005-04-14 Robinson Curtis B. Negative charge pump
JP4001856B2 (ja) * 2003-10-30 2007-10-31 ローム株式会社 発光素子駆動装置、発光素子駆動装置を有する表示モジュール及び、表示モジュールを備えた電子機器
JP2005151777A (ja) * 2003-11-19 2005-06-09 Sanyo Electric Co Ltd チャージポンプ回路およびアンプ
JP4634154B2 (ja) * 2004-01-06 2011-02-16 パナソニック株式会社 昇圧回路
TWI250719B (en) * 2004-04-02 2006-03-01 Au Optronics Corp DC-DC converter
JP4511288B2 (ja) * 2004-09-01 2010-07-28 三洋電機株式会社 チャージポンプ回路
JP4699851B2 (ja) * 2005-09-30 2011-06-15 ルネサスエレクトロニクス株式会社 昇圧回路
WO2011045671A2 (en) * 2009-10-14 2011-04-21 Energy Micro AS Liquid crystal display driver
JP5915498B2 (ja) * 2012-10-26 2016-05-11 株式会社島津製作所 重水素ランプ用電源回路
CN105446402B (zh) * 2014-08-04 2017-03-15 北京大学深圳研究生院 可控电压源、移位寄存器及其单元和一种显示器
CN111857264B (zh) * 2020-07-03 2022-04-12 Oppo广东移动通信有限公司 电源电路及电子设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH509638A (fr) * 1967-12-21 1971-06-30 Philips Nv Dispositif de prolongation automatique du temps de feu vert d'une installation de signalisation
NL7116944A (de) * 1971-12-09 1973-06-13
JPS5731148B2 (de) * 1973-05-15 1982-07-02
JPS51132940A (en) * 1975-05-14 1976-11-18 Sharp Corp Electric source apparatus
JPS5211898A (en) * 1975-07-18 1977-01-29 Seiko Epson Corp Liquid crystal dispiay equipment
JPS5229925A (en) * 1975-09-01 1977-03-07 Seiko Instr & Electronics Ltd Voltage step-up circuit
JPS5838770B2 (ja) * 1975-10-15 1983-08-25 セイコーエプソン株式会社 エキシヨウヒヨウジソウチ
JPS5393350A (en) * 1977-01-27 1978-08-16 Canon Inc Booster circuit
JPS6051714B2 (ja) * 1977-03-29 1985-11-15 セイコーエプソン株式会社 液晶表示装置駆動回路
JPS6117127A (ja) * 1984-07-04 1986-01-25 Hitachi Ltd 光スイツチ素子の駆動方法
US4636930A (en) * 1985-10-01 1987-01-13 Maxim Integrated Products, Inc. Integrated dual charge pump power supply and RS-232 transmitter/receiver

Also Published As

Publication number Publication date
EP0204077A2 (de) 1986-12-10
DE3689274T2 (de) 1994-04-28
JPS61281293A (ja) 1986-12-11
EP0204077A3 (en) 1989-05-31
EP0204077B1 (de) 1993-11-10
US4802739A (en) 1989-02-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee