DE69122829D1 - Helligkeitsregelung für eine flache Anzeigeeinrichtung - Google Patents

Helligkeitsregelung für eine flache Anzeigeeinrichtung

Info

Publication number
DE69122829D1
DE69122829D1 DE69122829T DE69122829T DE69122829D1 DE 69122829 D1 DE69122829 D1 DE 69122829D1 DE 69122829 T DE69122829 T DE 69122829T DE 69122829 T DE69122829 T DE 69122829T DE 69122829 D1 DE69122829 D1 DE 69122829D1
Authority
DE
Germany
Prior art keywords
display device
flat display
brightness control
brightness
flat
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
DE69122829T
Other languages
English (en)
Other versions
DE69122829T2 (de
Inventor
Peter C Dunham
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of DE69122829D1 publication Critical patent/DE69122829D1/de
Publication of DE69122829T2 publication Critical patent/DE69122829T2/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
    • G09G3/20—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
    • G09G3/22—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 using controlled light sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/123—Flat display tubes
    • H01J31/125—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection
    • H01J31/127—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection using large area or array sources, i.e. essentially a source for each pixel group
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Transforming Electric Information Into Light Information (AREA)
DE69122829T 1990-10-01 1991-09-19 Helligkeitsregelung für eine flache Anzeigeeinrichtung Expired - Fee Related DE69122829T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/590,870 US5103144A (en) 1990-10-01 1990-10-01 Brightness control for flat panel display

Publications (2)

Publication Number Publication Date
DE69122829D1 true DE69122829D1 (de) 1996-11-28
DE69122829T2 DE69122829T2 (de) 1997-05-28

Family

ID=24364068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122829T Expired - Fee Related DE69122829T2 (de) 1990-10-01 1991-09-19 Helligkeitsregelung für eine flache Anzeigeeinrichtung

Country Status (4)

Country Link
US (1) US5103144A (de)
EP (1) EP0479450B1 (de)
JP (1) JP3113332B2 (de)
DE (1) DE69122829T2 (de)

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US5262698A (en) * 1991-10-31 1993-11-16 Raytheon Company Compensation for field emission display irregularities
US5536193A (en) * 1991-11-07 1996-07-16 Microelectronics And Computer Technology Corporation Method of making wide band gap field emitter
US5877738A (en) 1992-03-05 1999-03-02 Seiko Epson Corporation Liquid crystal element drive method, drive circuit, and display apparatus
US5959603A (en) * 1992-05-08 1999-09-28 Seiko Epson Corporation Liquid crystal element drive method, drive circuit, and display apparatus
US5900856A (en) * 1992-03-05 1999-05-04 Seiko Epson Corporation Matrix display apparatus, matrix display control apparatus, and matrix display drive apparatus
EP0585466B1 (de) 1992-03-05 1999-09-08 Seiko Epson Corporation Steuervorrichtung und -verfahren für flüssigkristallelemente und bildanzeigevorrichtung
US5449970A (en) * 1992-03-16 1995-09-12 Microelectronics And Computer Technology Corporation Diode structure flat panel display
US5675216A (en) 1992-03-16 1997-10-07 Microelectronics And Computer Technololgy Corp. Amorphic diamond film flat field emission cathode
US5679043A (en) 1992-03-16 1997-10-21 Microelectronics And Computer Technology Corporation Method of making a field emitter
US5686791A (en) 1992-03-16 1997-11-11 Microelectronics And Computer Technology Corp. Amorphic diamond film flat field emission cathode
US5763997A (en) 1992-03-16 1998-06-09 Si Diamond Technology, Inc. Field emission display device
US6127773A (en) 1992-03-16 2000-10-03 Si Diamond Technology, Inc. Amorphic diamond film flat field emission cathode
US5543684A (en) 1992-03-16 1996-08-06 Microelectronics And Computer Technology Corporation Flat panel display based on diamond thin films
US5548185A (en) * 1992-03-16 1996-08-20 Microelectronics And Computer Technology Corporation Triode structure flat panel display employing flat field emission cathode
US5638086A (en) * 1993-02-01 1997-06-10 Micron Display Technology, Inc. Matrix display with peripheral drive signal sources
US5581159A (en) * 1992-04-07 1996-12-03 Micron Technology, Inc. Back-to-back diode current regulator for field emission display
US5410218A (en) * 1993-06-15 1995-04-25 Micron Display Technology, Inc. Active matrix field emission display having peripheral regulation of tip current
US5956004A (en) * 1993-05-11 1999-09-21 Micron Technology, Inc. Controlling pixel brightness in a field emission display using circuits for sampling and discharging
US5210472A (en) * 1992-04-07 1993-05-11 Micron Technology, Inc. Flat panel display in which low-voltage row and column address signals control a much pixel activation voltage
US5616991A (en) * 1992-04-07 1997-04-01 Micron Technology, Inc. Flat panel display in which low-voltage row and column address signals control a much higher pixel activation voltage
DE69326740T2 (de) * 1992-05-08 2000-04-06 Seiko Epson Corp Steuerungsverfahren und -schaltung für flüssigkristallelemente und bildanzeigevorrichtung
FR2691568B1 (fr) * 1992-05-21 1996-12-13 Commissariat Energie Atomique Procede d'affichage de differents niveaux de gris et systeme de mise en óoeuvre de ce procede.
US5300862A (en) * 1992-06-11 1994-04-05 Motorola, Inc. Row activating method for fed cathodoluminescent display assembly
CA2112431C (en) * 1992-12-29 2000-05-09 Masato Yamanobe Electron source, and image-forming apparatus and method of driving the same
CA2112733C (en) * 1993-01-07 1999-03-30 Naoto Nakamura Electron beam-generating apparatus, image-forming apparatus, and driving methods thereof
US5856812A (en) 1993-05-11 1999-01-05 Micron Display Technology, Inc. Controlling pixel brightness in a field emission display using circuits for sampling and discharging
JP2755113B2 (ja) * 1993-06-25 1998-05-20 双葉電子工業株式会社 画像表示装置の駆動装置
FR2708129B1 (fr) * 1993-07-22 1995-09-01 Commissariat Energie Atomique Procédé et dispositif de commande d'un écran fluorescent à micropointes.
US5404070A (en) * 1993-10-04 1995-04-04 Industrial Technology Research Institute Low capacitance field emission display by gate-cathode dielectric
US5999149A (en) * 1993-10-15 1999-12-07 Micron Technology, Inc. Matrix display with peripheral drive signal sources
CA2172803A1 (en) 1993-11-04 1995-05-11 Nalin Kumar Methods for fabricating flat panel display systems and components
TW256925B (de) * 1994-02-07 1995-09-11 Futaba Denshi Kogyo Kk
TW253971B (en) * 1994-02-21 1995-08-11 Futaba Denshi Kogyo Kk Method for driving electron gun and cathode ray tube
JP3251466B2 (ja) 1994-06-13 2002-01-28 キヤノン株式会社 複数の冷陰極素子を備えた電子線発生装置、並びにその駆動方法、並びにそれを応用した画像形成装置
US5477110A (en) * 1994-06-30 1995-12-19 Motorola Method of controlling a field emission device
EP0700065B1 (de) * 1994-08-31 2001-09-19 AT&T Corp. Feldemissionsvorrichtung und Verfahren zur Herstellung
US6377002B1 (en) * 1994-09-15 2002-04-23 Pixtech, Inc. Cold cathode field emitter flat screen display
US5712527A (en) * 1994-09-18 1998-01-27 International Business Machines Corporation Multi-chromic lateral field emission devices with associated displays and methods of fabrication
US5521660A (en) * 1994-09-29 1996-05-28 Texas Instruments Inc. Multimedia field emission device portable projector
JP3538841B2 (ja) 1994-11-17 2004-06-14 セイコーエプソン株式会社 表示装置及び電子機器
US5608286A (en) * 1994-11-30 1997-03-04 Texas Instruments Incorporated Ambient light absorbing face plate for flat panel display
US5751262A (en) 1995-01-24 1998-05-12 Micron Display Technology, Inc. Method and apparatus for testing emissive cathodes
US6559818B1 (en) * 1995-01-24 2003-05-06 Micron Technology, Inc. Method of testing addressable emissive cathodes
US6296740B1 (en) 1995-04-24 2001-10-02 Si Diamond Technology, Inc. Pretreatment process for a surface texturing process
US5628659A (en) * 1995-04-24 1997-05-13 Microelectronics And Computer Corporation Method of making a field emission electron source with random micro-tip structures
US5543691A (en) * 1995-05-11 1996-08-06 Raytheon Company Field emission display with focus grid and method of operating same
US5637951A (en) * 1995-08-10 1997-06-10 Ion Diagnostics, Inc. Electron source for multibeam electron lithography system
US5767823A (en) * 1995-10-05 1998-06-16 Micron Display, Inc. Method and apparatus for gray scale modulation of a matrix display
US6118417A (en) * 1995-11-07 2000-09-12 Micron Technology, Inc. Field emission display with binary address line supplying emission current
US6252347B1 (en) 1996-01-16 2001-06-26 Raytheon Company Field emission display with suspended focusing conductive sheet
US5894293A (en) * 1996-04-24 1999-04-13 Micron Display Technology Inc. Field emission display having pulsed capacitance current control
FR2749431B1 (fr) * 1996-05-31 1998-08-14 Pixtech Sa Reglage de la luminosite d'ensemble d'un ecran matriciel a emission de champ
US6057809A (en) * 1996-08-21 2000-05-02 Neomagic Corp. Modulation of line-select times of individual rows of a flat-panel display for gray-scaling
US5844370A (en) 1996-09-04 1998-12-01 Micron Technology, Inc. Matrix addressable display with electrostatic discharge protection
US5854615A (en) * 1996-10-03 1998-12-29 Micron Display Technology, Inc. Matrix addressable display with delay locked loop controller
US5909200A (en) * 1996-10-04 1999-06-01 Micron Technology, Inc. Temperature compensated matrix addressable display
US5831392A (en) * 1996-10-31 1998-11-03 Candescent Technologies Corporation Device for conditioning control signal to electron emitter, preferably so that collected electron current varies linearly with input control voltage
US5847515A (en) * 1996-11-01 1998-12-08 Micron Technology, Inc. Field emission display having multiple brightness display modes
US5945968A (en) * 1997-01-07 1999-08-31 Micron Technology, Inc. Matrix addressable display having pulsed current control
WO1999021159A1 (en) * 1997-10-17 1999-04-29 Motorola Inc. Method for controlling brightness in a flat panel display
US6255773B1 (en) 1998-11-18 2001-07-03 Raytheon Company Field emission display having a cathodoluminescent anode
JP3863325B2 (ja) 1999-09-10 2006-12-27 株式会社日立製作所 画像表示装置
US6617774B1 (en) 2000-04-10 2003-09-09 Hitachi, Ltd. Thin-film electron emitter device having multi-layered electron emission areas
US6448717B1 (en) * 2000-07-17 2002-09-10 Micron Technology, Inc. Method and apparatuses for providing uniform electron beams from field emission displays
WO2002035573A1 (fr) * 2000-10-25 2002-05-02 Matsushita Electric Industrial Co., Ltd. Element de source d'electrons a emission par champ, canon electronique, appareil a tube cathodique, et procede de fabrication dudit tube
JP3927865B2 (ja) * 2001-06-29 2007-06-13 キヤノン株式会社 電子源の駆動装置及び駆動方法、並びに画像形成装置の駆動方法
US20040008280A1 (en) * 2002-07-09 2004-01-15 Dell Products L.P. Information handling system featuring a display device with non-linear brightness level adjustment
US20080192140A1 (en) * 2007-02-13 2008-08-14 Dell Products L.P. Selective control of display brightness level for fine to coarse control
US7821315B2 (en) * 2007-11-08 2010-10-26 Qualcomm Incorporated Adjustable duty cycle circuit
US8615205B2 (en) 2007-12-18 2013-12-24 Qualcomm Incorporated I-Q mismatch calibration and method
WO2009086084A1 (en) * 2007-12-19 2009-07-09 Contour Semiconductor, Inc. Field-emitter-based memory array with phase-change storage devices
JP2009205904A (ja) * 2008-02-27 2009-09-10 Hitachi High-Technologies Corp 冷陰極型電界放出電子銃及びそれを用いた電子線装置
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US8847638B2 (en) * 2009-07-02 2014-09-30 Qualcomm Incorporated High speed divide-by-two circuit
US8791740B2 (en) * 2009-07-16 2014-07-29 Qualcomm Incorporated Systems and methods for reducing average current consumption in a local oscillator path
US8854098B2 (en) 2011-01-21 2014-10-07 Qualcomm Incorporated System for I-Q phase mismatch detection and correction
US9154077B2 (en) 2012-04-12 2015-10-06 Qualcomm Incorporated Compact high frequency divider
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Also Published As

Publication number Publication date
DE69122829T2 (de) 1997-05-28
JPH04289644A (ja) 1992-10-14
JP3113332B2 (ja) 2000-11-27
EP0479450B1 (de) 1996-10-23
EP0479450A2 (de) 1992-04-08
EP0479450A3 (en) 1993-09-01
US5103144A (en) 1992-04-07

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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