IT1123365B - Impianto elettronico di trattamento di immagini - Google Patents

Impianto elettronico di trattamento di immagini

Info

Publication number
IT1123365B
IT1123365B IT26109/79A IT2610979A IT1123365B IT 1123365 B IT1123365 B IT 1123365B IT 26109/79 A IT26109/79 A IT 26109/79A IT 2610979 A IT2610979 A IT 2610979A IT 1123365 B IT1123365 B IT 1123365B
Authority
IT
Italy
Prior art keywords
treatment system
electronic image
image treatment
electronic
treatment
Prior art date
Application number
IT26109/79A
Other languages
English (en)
Other versions
IT7926109A0 (it
Inventor
Philip Georg Powell
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of IT7926109A0 publication Critical patent/IT7926109A0/it
Application granted granted Critical
Publication of IT1123365B publication Critical patent/IT1123365B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/36—Applying a local operator, i.e. means to operate on image points situated in the vicinity of a given point; Non-linear local filtering operations, e.g. median filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
IT26109/79A 1978-09-28 1979-09-28 Impianto elettronico di trattamento di immagini IT1123365B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7838546 1978-09-28

Publications (2)

Publication Number Publication Date
IT7926109A0 IT7926109A0 (it) 1979-09-28
IT1123365B true IT1123365B (it) 1986-04-30

Family

ID=10499972

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26109/79A IT1123365B (it) 1978-09-28 1979-09-28 Impianto elettronico di trattamento di immagini

Country Status (6)

Country Link
US (1) US4399461A (it)
EP (1) EP0020417B1 (it)
JP (1) JPH0143510B2 (it)
DE (1) DE2966353D1 (it)
IT (1) IT1123365B (it)
WO (1) WO1980000774A1 (it)

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US20040120599A1 (en) * 2002-12-19 2004-06-24 Canon Kabushiki Kaisha Detection and enhancement of backlit images
US7440633B2 (en) * 2003-12-19 2008-10-21 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7889792B2 (en) * 2003-12-24 2011-02-15 Apple Inc. Method and system for video encoding using a variable number of B frames
US7424166B2 (en) * 2003-12-24 2008-09-09 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7424168B2 (en) * 2003-12-24 2008-09-09 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7400779B2 (en) * 2004-01-08 2008-07-15 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
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US20050286629A1 (en) * 2004-06-25 2005-12-29 Adriana Dumitras Coding of scene cuts in video sequences using non-reference frames
US7961199B2 (en) * 2004-12-02 2011-06-14 Sharp Laboratories Of America, Inc. Methods and systems for image-specific tone scale adjustment and light-source control
US7515160B2 (en) * 2006-07-28 2009-04-07 Sharp Laboratories Of America, Inc. Systems and methods for color preservation with image tone scale corrections
US8120570B2 (en) 2004-12-02 2012-02-21 Sharp Laboratories Of America, Inc. Systems and methods for tone curve generation, selection and application
US8004511B2 (en) 2004-12-02 2011-08-23 Sharp Laboratories Of America, Inc. Systems and methods for distortion-related source light management
US9083969B2 (en) * 2005-08-12 2015-07-14 Sharp Laboratories Of America, Inc. Methods and systems for independent view adjustment in multiple-view displays
US8111265B2 (en) * 2004-12-02 2012-02-07 Sharp Laboratories Of America, Inc. Systems and methods for brightness preservation using a smoothed gain image
US7782405B2 (en) * 2004-12-02 2010-08-24 Sharp Laboratories Of America, Inc. Systems and methods for selecting a display source light illumination level
US8922594B2 (en) * 2005-06-15 2014-12-30 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with high frequency contrast enhancement
US8947465B2 (en) * 2004-12-02 2015-02-03 Sharp Laboratories Of America, Inc. Methods and systems for display-mode-dependent brightness preservation
US7768496B2 (en) * 2004-12-02 2010-08-03 Sharp Laboratories Of America, Inc. Methods and systems for image tonescale adjustment to compensate for a reduced source light power level
US7924261B2 (en) * 2004-12-02 2011-04-12 Sharp Laboratories Of America, Inc. Methods and systems for determining a display light source adjustment
US7800577B2 (en) * 2004-12-02 2010-09-21 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics
US7982707B2 (en) * 2004-12-02 2011-07-19 Sharp Laboratories Of America, Inc. Methods and systems for generating and applying image tone scale adjustments
US8913089B2 (en) 2005-06-15 2014-12-16 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with frequency-specific gain
US7839406B2 (en) * 2006-03-08 2010-11-23 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with ambient illumination input
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US7826681B2 (en) * 2007-02-28 2010-11-02 Sharp Laboratories Of America, Inc. Methods and systems for surround-specific display modeling
US8619874B2 (en) * 2007-04-13 2013-12-31 Apple Inc. Method and system for video encoding and decoding
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US8345038B2 (en) * 2007-10-30 2013-01-01 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation and brightness preservation
US8155434B2 (en) 2007-10-30 2012-04-10 Sharp Laboratories Of America, Inc. Methods and systems for image enhancement
US9177509B2 (en) * 2007-11-30 2015-11-03 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation with scene-cut detection
US8378956B2 (en) * 2007-11-30 2013-02-19 Sharp Laboratories Of America, Inc. Methods and systems for weighted-error-vector-based source light selection
US8203579B2 (en) * 2007-12-26 2012-06-19 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation with image characteristic mapping
US8207932B2 (en) 2007-12-26 2012-06-26 Sharp Laboratories Of America, Inc. Methods and systems for display source light illumination level selection
US8179363B2 (en) * 2007-12-26 2012-05-15 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with histogram manipulation
US8169431B2 (en) 2007-12-26 2012-05-01 Sharp Laboratories Of America, Inc. Methods and systems for image tonescale design
US8223113B2 (en) * 2007-12-26 2012-07-17 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with variable delay
US8531379B2 (en) * 2008-04-28 2013-09-10 Sharp Laboratories Of America, Inc. Methods and systems for image compensation for ambient conditions
US8416179B2 (en) 2008-07-10 2013-04-09 Sharp Laboratories Of America, Inc. Methods and systems for color preservation with a color-modulated backlight
US9330630B2 (en) 2008-08-30 2016-05-03 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with rate change control
US8165724B2 (en) 2009-06-17 2012-04-24 Sharp Laboratories Of America, Inc. Methods and systems for power-controlling display devices
US20110074803A1 (en) * 2009-09-29 2011-03-31 Louis Joseph Kerofsky Methods and Systems for Ambient-Illumination-Selective Display Backlight Modification and Image Enhancement

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JPS5035379B1 (it) * 1970-05-25 1975-11-15
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Also Published As

Publication number Publication date
WO1980000774A1 (en) 1980-04-17
DE2966353D1 (en) 1983-12-01
JPH0143510B2 (it) 1989-09-21
JPS55500722A (it) 1980-10-02
EP0020417A1 (en) 1981-01-07
US4399461A (en) 1983-08-16
EP0020417B1 (en) 1983-10-26
IT7926109A0 (it) 1979-09-28

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