JPS6294393U - - Google Patents

Info

Publication number
JPS6294393U
JPS6294393U JP1985186578U JP18657885U JPS6294393U JP S6294393 U JPS6294393 U JP S6294393U JP 1985186578 U JP1985186578 U JP 1985186578U JP 18657885 U JP18657885 U JP 18657885U JP S6294393 U JPS6294393 U JP S6294393U
Authority
JP
Japan
Prior art keywords
liquid crystal
power supply
supply device
driving
power generation
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.)
Granted
Application number
JP1985186578U
Other languages
English (en)
Other versions
JPH0248872Y2 (ja
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 filed Critical
Priority to JP1985186578U priority Critical patent/JPH0248872Y2/ja
Priority to US06/936,317 priority patent/US4865425A/en
Priority to CA000524285A priority patent/CA1266929A/en
Publication of JPS6294393U publication Critical patent/JPS6294393U/ja
Application granted granted Critical
Publication of JPH0248872Y2 publication Critical patent/JPH0248872Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
    • H05B41/2821—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage

Landscapes

  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Rectifiers (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Inverter Devices (AREA)

Description

【図面の簡単な説明】
第１図は、本考案による液晶駆動用電源装置の
略示的な結線の状態を示す説明図、第２図は同じ
く本考案によるインバータを兼用する液晶駆動用
電源装置の一実施例を具体的に示す回路図、第３
図は別の実施例であるステツプアツプトランスの
二次巻線に中間タツプを設けた例を示す回路図、
第４図は従来例を示す回路図である。 １……液晶表示器、２……放電灯、３……反射
鏡、４……インバータ、５……プリント基板、４
１……発信回路、４２……ステツプアツプトラン
ス、４２ａ……一次巻線、４２ｂ……二次巻線、
４２ｃ……帰還巻線、４２ｄ……三次巻線、Ｌ１
……中間タツプ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 負電源発生装置を備えてなる液晶駆動用電源装
    置において、前記負電源発生装置が前記液晶のバ
    ツク照明などに用いられる光源である放電灯の点
    灯用電源装置であるインバータ装置内に併設され
    ていることを特徴とする液晶駆動用電源装置。
JP1985186578U 1985-12-03 1985-12-03 Expired JPH0248872Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1985186578U JPH0248872Y2 (ja) 1985-12-03 1985-12-03
US06/936,317 US4865425A (en) 1985-12-03 1986-12-01 Power source device for driving liquid crystal
CA000524285A CA1266929A (en) 1985-12-03 1986-12-02 Power source device for driving liquid crystal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985186578U JPH0248872Y2 (ja) 1985-12-03 1985-12-03

Publications (2)

Publication Number Publication Date
JPS6294393U true JPS6294393U (ja) 1987-06-16
JPH0248872Y2 JPH0248872Y2 (ja) 1990-12-21

Family

ID=16190989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985186578U Expired JPH0248872Y2 (ja) 1985-12-03 1985-12-03

Country Status (3)

Country Link
US (1) US4865425A (ja)
JP (1) JPH0248872Y2 (ja)
CA (1) CA1266929A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63313136A (ja) * 1987-06-17 1988-12-21 Hitachi Ltd 液晶表示装置
JPH09120066A (ja) * 1996-09-20 1997-05-06 Hitachi Ltd 液晶表示装置

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3830695A1 (de) * 1988-09-09 1990-03-22 Bosch Gmbh Robert Anzeigevorrichtung fuer kraftfahrzeuge
JPH0642126B2 (ja) * 1988-10-26 1994-06-01 シャープ株式会社 投影型画像表示装置
US5121233A (en) * 1990-04-18 1992-06-09 Harris Corporation Multi-color display
US5191321A (en) * 1990-05-09 1993-03-02 Motorola, Inc. Single cell bimos electroluminescent display driver
JP2778313B2 (ja) * 1991-10-02 1998-07-23 日本電気株式会社 表示駆動回路
US5309264A (en) * 1992-04-30 1994-05-03 International Business Machines Corporation Liquid crystal displays having multi-domain cells
DE69314921T2 (de) * 1992-12-25 1998-03-19 Canon Kk Flüssigkristallanzeigevorrichtung
JP3192297B2 (ja) * 1993-11-05 2001-07-23 シャープ株式会社 座標入力装置
CN1287347C (zh) * 2001-06-14 2006-11-29 皇家菲利浦电子有限公司 电源装置和包括这种电源装置的液晶显示器装置
KR100826246B1 (ko) * 2004-08-27 2008-04-29 삼성전자주식회사 전원공급장치 및 전원공급방법
JP2006349745A (ja) * 2005-06-13 2006-12-28 Toyota Industries Corp 液晶表示装置及び液晶表示装置を備えた電子機器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986022A (en) * 1973-06-04 1976-10-12 Gilbert Peter Hyatt Illumination control system
JPS5740516B2 (ja) * 1974-05-02 1982-08-27
US4139278A (en) * 1975-07-31 1979-02-13 Canon Kabushiki Kaisha Liquid crystal display device
JPS593730B2 (ja) * 1977-09-14 1984-01-25 ソニー株式会社 液晶表示装置
US4698668A (en) * 1982-08-30 1987-10-06 Canadian Industrial Innovation Centre/Waterloo Apparatus for influencing the presentation of visual information

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63313136A (ja) * 1987-06-17 1988-12-21 Hitachi Ltd 液晶表示装置
JPH09120066A (ja) * 1996-09-20 1997-05-06 Hitachi Ltd 液晶表示装置

Also Published As

Publication number Publication date
US4865425A (en) 1989-09-12
CA1266929A (en) 1990-03-20
JPH0248872Y2 (ja) 1990-12-21

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