DE69318475D1 - Verstärkerverfahren und -anlage - Google Patents

Verstärkerverfahren und -anlage

Info

Publication number
DE69318475D1
DE69318475D1 DE69318475T DE69318475T DE69318475D1 DE 69318475 D1 DE69318475 D1 DE 69318475D1 DE 69318475 T DE69318475 T DE 69318475T DE 69318475 T DE69318475 T DE 69318475T DE 69318475 D1 DE69318475 D1 DE 69318475D1
Authority
DE
Germany
Prior art keywords
amplifier process
amplifier
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
Application number
DE69318475T
Other languages
English (en)
Other versions
DE69318475T2 (de
Inventor
Antoine Dupont
Eric Benoit
Bernard Hepp
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.)
Technicolor SA
Original Assignee
Thomson Multimedia SA
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 Thomson Multimedia SA filed Critical Thomson Multimedia SA
Application granted granted Critical
Publication of DE69318475D1 publication Critical patent/DE69318475D1/de
Publication of DE69318475T2 publication Critical patent/DE69318475T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G09G3/20—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
    • G09G3/34—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
    • G09G3/3685—Details of drivers for data electrodes
    • G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (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)
  • Control Of Amplification And Gain Control (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE69318475T 1992-06-19 1993-06-16 Verstärkerverfahren und -anlage Expired - Lifetime DE69318475T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92401737 1992-06-19

Publications (2)

Publication Number Publication Date
DE69318475D1 true DE69318475D1 (de) 1998-06-18
DE69318475T2 DE69318475T2 (de) 1998-09-17

Family

ID=8211675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69318475T Expired - Lifetime DE69318475T2 (de) 1992-06-19 1993-06-16 Verstärkerverfahren und -anlage

Country Status (9)

Country Link
US (1) US5317401A (de)
EP (1) EP0574891B1 (de)
JP (1) JP3436566B2 (de)
KR (1) KR100291646B1 (de)
CN (1) CN1042784C (de)
DE (1) DE69318475T2 (de)
ES (1) ES2118165T3 (de)
HK (1) HK1008858A1 (de)
TW (1) TW236050B (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0799590A (ja) * 1993-09-27 1995-04-11 Toshiba Corp 字幕表示機能を有するテレビジョン受像機
JP3275991B2 (ja) * 1994-07-27 2002-04-22 シャープ株式会社 アクティブマトリクス型表示装置及びその駆動方法
JP3470440B2 (ja) * 1995-02-28 2003-11-25 ソニー株式会社 ランプ信号生成方法、ランプ信号生成装置、液晶駆動装置及び液晶表示装置
EP0731440B1 (de) * 1995-03-06 2002-08-28 THOMSON multimedia Treiberschaltungen für Datenleitungen mit einem gemeinsamen Rampensignal für ein Anzeigesystem
US6103414A (en) * 1995-12-28 2000-08-15 The Research Foundation Of State University Of The New York Blend membranes based on sulfonated poly(phenylene oxide) for polymer electrochemical cells
US5989742A (en) * 1996-10-04 1999-11-23 The Research Foundation Of State University Of New York Blend membranes based on sulfonated poly(phenylene oxide) for enhanced polymer electrochemical cells
KR100209643B1 (ko) * 1996-05-02 1999-07-15 구자홍 액정표시소자 구동회로
US5703661A (en) * 1996-05-29 1997-12-30 Amtran Technology Co., Ltd. Image screen adjustment apparatus for video monitor
US6005636A (en) * 1997-03-27 1999-12-21 Sharp Laboratories Of America, Inc. System for setting user-adjustable image processing parameters in a video system
KR100259261B1 (ko) * 1997-12-19 2000-06-15 윤종용 칼라비디오신호 제어기능을 갖는 디스플레이장치
JP3644240B2 (ja) * 1998-03-24 2005-04-27 セイコーエプソン株式会社 電気光学装置用のデジタルドライバ回路及びこれを備えた電気光学装置
US6046736A (en) 1998-08-17 2000-04-04 Sarnoff Corporation Self scanned amorphous silicon integrated display having active bus and reduced stress column drivers
FI107478B (fi) * 1999-12-03 2001-08-15 Nokia Networks Oy Digitaalinen ramppigeneraattori, jossa on lähtötehon säädin
JP2004527783A (ja) * 2000-12-20 2004-09-09 イルジン ダイアモンド カンパニー リミテッド デジタルライトバルブアドレス方法及び装置、並びにこれを導入したライトバルブ
JP2003173173A (ja) * 2001-12-07 2003-06-20 Rohm Co Ltd 液晶ドライバ装置
JP3783645B2 (ja) * 2002-04-05 2006-06-07 株式会社日立製作所 コントラスト調整方法、コントラスト調整回路及びそれを用いた映像表示装置
US6843587B2 (en) 2002-05-11 2005-01-18 Ls Tech Co., Ltd. Surface light source apparatus, and method and apparatus for manufacturing the same
US7126592B2 (en) * 2002-08-26 2006-10-24 Intel Corporation Forming modulated signals that digitally drive display elements
US6979959B2 (en) 2002-12-13 2005-12-27 Microsemi Corporation Apparatus and method for striking a fluorescent lamp
US6995756B2 (en) * 2003-03-31 2006-02-07 Intel Corporation Methods and apparatus for driving pixels in a microdisplay
CN100344166C (zh) * 2003-04-16 2007-10-17 华为技术有限公司 一种调制解调方法及装置
US7187139B2 (en) 2003-09-09 2007-03-06 Microsemi Corporation Split phase inverters for CCFL backlight system
US7183727B2 (en) 2003-09-23 2007-02-27 Microsemi Corporation Optical and temperature feedbacks to control display brightness
US7468722B2 (en) 2004-02-09 2008-12-23 Microsemi Corporation Method and apparatus to control display brightness with ambient light correction
JP4387220B2 (ja) * 2004-02-24 2009-12-16 株式会社日立製作所 映像表示方法及びその装置
WO2005099316A2 (en) 2004-04-01 2005-10-20 Microsemi Corporation Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
US7755595B2 (en) 2004-06-07 2010-07-13 Microsemi Corporation Dual-slope brightness control for transflective displays
US7414371B1 (en) 2005-11-21 2008-08-19 Microsemi Corporation Voltage regulation loop with variable gain control for inverter circuit
US7569998B2 (en) 2006-07-06 2009-08-04 Microsemi Corporation Striking and open lamp regulation for CCFL controller
US8093839B2 (en) 2008-11-20 2012-01-10 Microsemi Corporation Method and apparatus for driving CCFL at low burst duty cycle rates

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585517A (en) * 1968-05-01 1971-06-15 Westinghouse Electric Corp High-efficiency power amplifier
DE3026392C2 (de) * 1980-02-26 1985-08-22 Sharp K.K., Osaka Anzeigevorrichtung mit einem elektrolumineszenten Dünnschichtelement zur Bilddarstellung
US4888599A (en) * 1987-10-23 1989-12-19 Rockwell International Corp. Real time apparatus for adjusting contrast ratio of liquid crystal displays
EP0391654B1 (de) * 1989-04-04 1994-11-02 Sharp Kabushiki Kaisha Treiberschaltung zum Treiben einer Flüssigkristallvorrichtung
KR950003021B1 (ko) * 1989-06-26 1995-03-29 주식회사 금성사 브이씨알의 리모콘에 의한 해상도 업/다운 회로 및 그 제어방법
DE3930259A1 (de) * 1989-09-11 1991-03-21 Thomson Brandt Gmbh Ansteuerschaltung fuer eine fluessigkristallanzeige
US5170155A (en) * 1990-10-19 1992-12-08 Thomson S.A. System for applying brightness signals to a display device and comparator therefore

Also Published As

Publication number Publication date
US5317401A (en) 1994-05-31
ES2118165T3 (es) 1998-09-16
CN1042784C (zh) 1999-03-31
EP0574891A1 (de) 1993-12-22
KR100291646B1 (ko) 2001-06-01
JPH06164270A (ja) 1994-06-10
TW236050B (de) 1994-12-11
JP3436566B2 (ja) 2003-08-11
DE69318475T2 (de) 1998-09-17
EP0574891B1 (de) 1998-05-13
HK1008858A1 (en) 1999-05-21
CN1081305A (zh) 1994-01-26
KR940006336A (ko) 1994-03-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)