FR2790630B1 - Procede et appareil permettant d'ajuster simultanement la luminosite et le contraste au moyen d'un unique bouton dans un equipement numerique de mesure - Google Patents

Procede et appareil permettant d'ajuster simultanement la luminosite et le contraste au moyen d'un unique bouton dans un equipement numerique de mesure

Info

Publication number
FR2790630B1
FR2790630B1 FR0000625A FR0000625A FR2790630B1 FR 2790630 B1 FR2790630 B1 FR 2790630B1 FR 0000625 A FR0000625 A FR 0000625A FR 0000625 A FR0000625 A FR 0000625A FR 2790630 B1 FR2790630 B1 FR 2790630B1
Authority
FR
France
Prior art keywords
brightness
contrast
measuring equipment
single button
simultaneously adjusting
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
FR0000625A
Other languages
English (en)
Other versions
FR2790630A1 (fr
Inventor
Roy I Siegel
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.)
Tektronix Inc
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Publication of FR2790630A1 publication Critical patent/FR2790630A1/fr
Application granted granted Critical
Publication of FR2790630B1 publication Critical patent/FR2790630B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/22—Circuits therefor
    • G01R13/34—Circuits for representing a single waveform by sampling, e.g. for very high frequencies
    • G01R13/345—Circuits for representing a single waveform by sampling, e.g. for very high frequencies for displaying sampled signals by using digital processors by intermediate A.D. and D.A. convertors (control circuits for CRT indicators)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/22—Circuits therefor
    • G01R13/26—Circuits for controlling the intensity of the electron beam or the colour of the display

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Controls And Circuits For Display Device (AREA)
FR0000625A 1999-01-19 2000-01-19 Procede et appareil permettant d'ajuster simultanement la luminosite et le contraste au moyen d'un unique bouton dans un equipement numerique de mesure Expired - Fee Related FR2790630B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/233,243 US6239782B1 (en) 1999-01-19 1999-01-19 Single knob intensity control for use in digital test and measurement equipment

Publications (2)

Publication Number Publication Date
FR2790630A1 FR2790630A1 (fr) 2000-09-08
FR2790630B1 true FR2790630B1 (fr) 2003-02-07

Family

ID=22876479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0000625A Expired - Fee Related FR2790630B1 (fr) 1999-01-19 2000-01-19 Procede et appareil permettant d'ajuster simultanement la luminosite et le contraste au moyen d'un unique bouton dans un equipement numerique de mesure

Country Status (4)

Country Link
US (1) US6239782B1 (fr)
JP (1) JP3610273B2 (fr)
DE (1) DE19958662B4 (fr)
FR (1) FR2790630B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030011625A1 (en) * 2001-07-13 2003-01-16 Kellis James T. Brightness control of displays using exponential current source
JP2005506767A (ja) * 2001-10-18 2005-03-03 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 表示装置の表示設定を変更する方法及び表示装置
US7034843B2 (en) * 2002-07-10 2006-04-25 Genesis Microchip Inc. Method and system for adaptive color and contrast for display devices
US6778183B1 (en) * 2002-07-10 2004-08-17 Genesis Microchip Inc. Method and system for adaptive color and contrast for display devices
TWI352542B (en) * 2004-02-17 2011-11-11 Hon Hai Prec Ind Co Ltd Apparatus and method for adjusting brightness and
CN100405455C (zh) * 2004-02-23 2008-07-23 鸿富锦精密工业（深圳）有限公司 亮度及对比度调整装置及方法
US7573533B2 (en) * 2004-10-15 2009-08-11 Genesis Microchip Inc. Method of generating transfer curves for adaptive contrast enhancement
US7760961B2 (en) * 2004-10-15 2010-07-20 Caba Moldvai Adaptive contrast enhancement
US7286131B2 (en) * 2005-05-26 2007-10-23 Microsoft Corporation Generating an approximation of an arbitrary curve
US8009889B2 (en) * 2006-06-27 2011-08-30 Affymetrix, Inc. Feature intensity reconstruction of biological probe array
US8073285B2 (en) * 2007-08-27 2011-12-06 Ancestry.Com Operations Inc. User interface methods and systems for image brightness and contrast
US8370759B2 (en) 2008-09-29 2013-02-05 Ancestry.com Operations Inc Visualizing, creating and editing blending modes methods and systems
DE102012201619A1 (de) 2012-02-03 2013-08-08 Rohde & Schwarz Gmbh & Co. Kg Messvorrichtung und Verfahren zur automatischen Anpassung des Kontrastes in der Bildschirmdarstellung
CN106713658B (zh) * 2017-01-20 2019-10-11 北京小米移动软件有限公司 光源调节方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5440676A (en) * 1988-01-29 1995-08-08 Tektronix, Inc. Raster scan waveform display rasterizer with pixel intensity gradation
US4940931A (en) * 1988-06-24 1990-07-10 Anritsu Corporation Digital waveform measuring apparatus having a shading-tone display function
US5115229A (en) * 1988-11-23 1992-05-19 Hanoch Shalit Method and system in video image reproduction
US5387896A (en) * 1990-08-06 1995-02-07 Tektronix, Inc. Rasterscan display with adaptive decay
US5283596A (en) * 1991-02-05 1994-02-01 Hewlett-Packard Company Digitally synthesized gray scale for raster scan oscilloscope color display of overlapping multichannel waveforms
US5254983A (en) * 1991-02-05 1993-10-19 Hewlett-Packard Company Digitally synthesized gray scale for raster scan oscilloscope displays
US5483259A (en) * 1994-04-12 1996-01-09 Digital Light & Color Inc. Color calibration of display devices
US5638117A (en) * 1994-11-14 1997-06-10 Sonnetech, Ltd. Interactive method and system for color characterization and calibration of display device
US6151010A (en) * 1996-05-24 2000-11-21 Lecroy, S.A. Digital oscilloscope display and method therefor
US5933130A (en) * 1996-07-26 1999-08-03 Wagner; Roger Anti-eye strain apparatus and method
US5929842A (en) * 1996-07-31 1999-07-27 Fluke Corporation Method and apparatus for improving time variant image details on a raster display
US6057853A (en) * 1998-04-03 2000-05-02 Tektronix, Inc. Bits-per-pixel reduction from variable intensity rasterizer to variable intensity or color display
US6249115B1 (en) * 1998-06-25 2001-06-19 Tektronix, Inc. Method of controlling brightness and contrast in a raster scan digital oscilloscope

Also Published As

Publication number Publication date
US6239782B1 (en) 2001-05-29
JP3610273B2 (ja) 2005-01-12
JP2000214187A (ja) 2000-08-04
DE19958662A1 (de) 2000-07-20
FR2790630A1 (fr) 2000-09-08
DE19958662B4 (de) 2004-08-26

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20130930