CN1042784C - 用于放大的方法和装置 - Google Patents

用于放大的方法和装置 Download PDF

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Publication number
CN1042784C
CN1042784C CN93107403A CN93107403A CN1042784C CN 1042784 C CN1042784 C CN 1042784C CN 93107403 A CN93107403 A CN 93107403A CN 93107403 A CN93107403 A CN 93107403A CN 1042784 C CN1042784 C CN 1042784C
Authority
CN
China
Prior art keywords
signal
counter
oblique ascension
liquid crystal
crystal indicator
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
CN93107403A
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English (en)
Chinese (zh)
Other versions
CN1081305A (zh
Inventor
阿托尼·丹普特
伯纳德·哈普
艾瑞斯·伯纳特
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.)
Thomson Consumer Electronics S
Original Assignee
Thomson Consumer Electronics S
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 Consumer Electronics S filed Critical Thomson Consumer Electronics S
Publication of CN1081305A publication Critical patent/CN1081305A/zh
Application granted granted Critical
Publication of CN1042784C publication Critical patent/CN1042784C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (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)
CN93107403A 1992-06-19 1993-06-19 用于放大的方法和装置 Expired - Fee Related CN1042784C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP92401737 1992-06-19
EP92401737.9 1992-06-19

Publications (2)

Publication Number Publication Date
CN1081305A CN1081305A (zh) 1994-01-26
CN1042784C true CN1042784C (zh) 1999-03-31

Family

ID=8211675

Family Applications (1)

Application Number Title Priority Date Filing Date
CN93107403A Expired - Fee Related CN1042784C (zh) 1992-06-19 1993-06-19 用于放大的方法和装置

Country Status (9)

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

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
DE69623153T2 (de) * 1995-03-06 2003-04-17 Thomson Multimedia, Boulogne Treiberschaltungen für Datenleitungen mit einem gemeinsamen Rampensignal für ein Anzeigesystem
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
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
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
EP1356446A4 (en) * 2000-12-20 2006-04-26 Iljin Diamond Co Ltd DIGITAL LIGHT VALVE ADDRESSING METHODS AND DEVICES AND LIGHT VALVES THEREWITH
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
US7112929B2 (en) 2004-04-01 2006-09-26 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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0417578A2 (de) * 1989-09-11 1991-03-20 Deutsche Thomson-Brandt Gmbh Ansteuerschaltung für eine Flüssigkristallanzeige

Family Cites Families (6)

* 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 (en) * 1989-04-04 1994-11-02 Sharp Kabushiki Kaisha A drive circuit for driving an LCD apparatus
KR950003021B1 (ko) * 1989-06-26 1995-03-29 주식회사 금성사 브이씨알의 리모콘에 의한 해상도 업/다운 회로 및 그 제어방법
US5170155A (en) * 1990-10-19 1992-12-08 Thomson S.A. System for applying brightness signals to a display device and comparator therefore

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0417578A2 (de) * 1989-09-11 1991-03-20 Deutsche Thomson-Brandt Gmbh Ansteuerschaltung für eine Flüssigkristallanzeige

Also Published As

Publication number Publication date
JP3436566B2 (ja) 2003-08-11
KR940006336A (ko) 1994-03-23
ES2118165T3 (es) 1998-09-16
EP0574891B1 (en) 1998-05-13
DE69318475D1 (de) 1998-06-18
EP0574891A1 (en) 1993-12-22
US5317401A (en) 1994-05-31
DE69318475T2 (de) 1998-09-17
KR100291646B1 (ko) 2001-06-01
JPH06164270A (ja) 1994-06-10
TW236050B (enExample) 1994-12-11
CN1081305A (zh) 1994-01-26
HK1008858A1 (en) 1999-05-21

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 19990331

Termination date: 20120619