IT8021902A0 - Complesso per il miglioramento dei dettagli di una immagine in un sistema di intensificazione dei dettagli verticali. - Google Patents

Complesso per il miglioramento dei dettagli di una immagine in un sistema di intensificazione dei dettagli verticali.

Info

Publication number
IT8021902A0
IT8021902A0 IT8021902A IT2190280A IT8021902A0 IT 8021902 A0 IT8021902 A0 IT 8021902A0 IT 8021902 A IT8021902 A IT 8021902A IT 2190280 A IT2190280 A IT 2190280A IT 8021902 A0 IT8021902 A0 IT 8021902A0
Authority
IT
Italy
Prior art keywords
complex
details
improving
image
vertical detail
Prior art date
Application number
IT8021902A
Other languages
English (en)
Other versions
IT1151062B (it
Inventor
Bingham Joseph Peter
Lagoni William Adamson
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of IT8021902A0 publication Critical patent/IT8021902A0/it
Application granted granted Critical
Publication of IT1151062B publication Critical patent/IT1151062B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
IT21902/80A 1979-05-11 1980-05-08 Complesso per il miglioramento dei dettagli di una immagine in un sistema di intensificazione dei dettagli verticali IT1151062B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/038,204 US4223340A (en) 1979-05-11 1979-05-11 Image detail improvement in a vertical detail enhancement system

Publications (2)

Publication Number Publication Date
IT8021902A0 true IT8021902A0 (it) 1980-05-08
IT1151062B IT1151062B (it) 1986-12-17

Family

ID=21898640

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21902/80A IT1151062B (it) 1979-05-11 1980-05-08 Complesso per il miglioramento dei dettagli di una immagine in un sistema di intensificazione dei dettagli verticali

Country Status (8)

Country Link
US (1) US4223340A (it)
JP (1) JPS55153491A (it)
CA (1) CA1143829A (it)
DE (1) DE3017932C2 (it)
FR (1) FR2456443B1 (it)
GB (1) GB2049349B (it)
IT (1) IT1151062B (it)
MY (1) MY8500727A (it)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245237A (en) * 1979-05-11 1981-01-13 Rca Corporation Controllable non-linear processing of video signals
US4393396A (en) * 1980-08-20 1983-07-12 U.S. Philips Corporation Video signal processing circuit for noise reduction
US4445152A (en) * 1980-09-02 1984-04-24 Karlock James A Video detail enhancing circuit
US4402006A (en) * 1981-02-23 1983-08-30 Karlock James A Image enhancer apparatus
US4365266A (en) * 1981-04-20 1982-12-21 Rca Corporation Horizontal and vertical image detail processing of a color television signal
JPS5896460A (ja) * 1981-12-03 1983-06-08 Sony Corp テレビ受像機
US4438454A (en) 1982-03-31 1984-03-20 Rca Corporation Adjustable coring circuit permitting coring extinction
US4916526A (en) * 1986-01-31 1990-04-10 Yves C. Faroudja Bandwidth control for chrominance and luminance paths in quadrature modulated color television system
GB2370933A (en) * 2001-01-09 2002-07-10 Sony Uk Ltd Detecting and reducing visibility of scratches in images.
US7440633B2 (en) * 2003-12-19 2008-10-21 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
US7424166B2 (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
US7782405B2 (en) * 2004-12-02 2010-08-24 Sharp Laboratories Of America, Inc. Systems and methods for selecting a display source light illumination level
US7924261B2 (en) 2004-12-02 2011-04-12 Sharp Laboratories Of America, Inc. Methods and systems for determining a display light source adjustment
US8004511B2 (en) 2004-12-02 2011-08-23 Sharp Laboratories Of America, Inc. Systems and methods for distortion-related source light management
US8111265B2 (en) 2004-12-02 2012-02-07 Sharp Laboratories Of America, Inc. Systems and methods for brightness preservation using a smoothed gain image
US7800577B2 (en) * 2004-12-02 2010-09-21 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics
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
US8120570B2 (en) 2004-12-02 2012-02-21 Sharp Laboratories Of America, Inc. Systems and methods for tone curve generation, selection and application
US8913089B2 (en) 2005-06-15 2014-12-16 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with frequency-specific gain
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
US9083969B2 (en) * 2005-08-12 2015-07-14 Sharp Laboratories Of America, Inc. Methods and systems for independent view adjustment in multiple-view displays
US7982707B2 (en) 2004-12-02 2011-07-19 Sharp Laboratories Of America, Inc. Methods and systems for generating and applying image tone scale adjustments
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
US8947465B2 (en) 2004-12-02 2015-02-03 Sharp Laboratories Of America, Inc. Methods and systems for display-mode-dependent brightness preservation
US7515160B2 (en) * 2006-07-28 2009-04-07 Sharp Laboratories Of America, Inc. Systems and methods for color preservation with image tone scale corrections
US7839406B2 (en) 2006-03-08 2010-11-23 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with ambient illumination input
US7826681B2 (en) 2007-02-28 2010-11-02 Sharp Laboratories Of America, Inc. Methods and systems for surround-specific display modeling
US8155434B2 (en) 2007-10-30 2012-04-10 Sharp Laboratories Of America, Inc. Methods and systems for image enhancement
US8345038B2 (en) 2007-10-30 2013-01-01 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation and brightness preservation
US8378956B2 (en) 2007-11-30 2013-02-19 Sharp Laboratories Of America, Inc. Methods and systems for weighted-error-vector-based source light selection
US9177509B2 (en) 2007-11-30 2015-11-03 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation with scene-cut detection
US8169431B2 (en) 2007-12-26 2012-05-01 Sharp Laboratories Of America, Inc. Methods and systems for image tonescale design
US8179363B2 (en) 2007-12-26 2012-05-15 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with histogram manipulation
US8203579B2 (en) * 2007-12-26 2012-06-19 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation with image characteristic mapping
US8223113B2 (en) 2007-12-26 2012-07-17 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with variable delay
US8207932B2 (en) 2007-12-26 2012-06-26 Sharp Laboratories Of America, Inc. Methods and systems for display source light illumination level selection
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
US8761537B2 (en) * 2011-05-27 2014-06-24 Vixs Systems, Inc. Adaptive edge enhancement
CN109978782A (zh) * 2019-03-18 2019-07-05 新疆大学 一种数字全息再现图像中散斑噪声的去除方法及装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2053513C3 (de) * 1970-10-31 1975-08-14 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Anordnung zur Vermeidung des Auflösungsverlustes in Vertikalrichtung eines Farbfernsehbildes
US3715477A (en) * 1971-03-11 1973-02-06 Rca Corp Video signal noise-limiting apparatus
GB1465805A (en) * 1974-06-11 1977-03-02 Matsushita Electric Corp Automatic picture sharpness control
US4074321A (en) * 1976-10-12 1978-02-14 The Magnavox Company Circuit for separating chroma and luminance information in a composite video signal
US4096516A (en) * 1977-03-25 1978-06-20 Rca Corporation Electronic signal processing apparatus

Also Published As

Publication number Publication date
DE3017932C2 (de) 1983-01-05
GB2049349B (en) 1983-04-27
DE3017932A1 (de) 1980-11-20
GB2049349A (en) 1980-12-17
IT1151062B (it) 1986-12-17
FR2456443B1 (fr) 1985-11-08
FR2456443A1 (fr) 1980-12-05
JPS55153491A (en) 1980-11-29
MY8500727A (en) 1985-12-31
CA1143829A (en) 1983-03-29
US4223340A (en) 1980-09-16

Similar Documents

Publication Publication Date Title
IT8021902A0 (it) Complesso per il miglioramento dei dettagli di una immagine in un sistema di intensificazione dei dettagli verticali.
IT7921365A0 (it) Sistema di visualizzazione.
CA1017440A (en) Device for ultrasonic scanning
IT7922004A0 (it) Sistema di serpentina ausiliaria per pompa di calore.
IT7826314A0 (it) Apparecchio per la carbonatazione di bevande.
NL187465C (nl) Met vloeistof gekoelde kathodestraalbuis.
BE795831A (fr) Dispositif d'enroulement pour le cable, plus particulierement des aspirateurs
IT8021992A0 (it) Sistema di interruzione impiegante un microelaboratore a pre-recupero delle istruzioni.
CA1009649A (en) PROCESS FOR PURIFYING .alpha.-L-ASPARTYL-L-PHENYLALANINE LOWER ALKYL ESTERS
EP0085116A4 (en) DEVICE FOR DRIVING A VACUUM PUMP.
IT8019460A0 (it) Sistema di alimentazione dicombustibile.
IT8026532A0 (it) Sistema per la rettifica di tubi metallici.
IT8223251A0 (it) Metodo per ingrandire le dimensioni di grani di ossido di uranio.
AU5096673A (en) Skimming apparatus for clarfication tanks
IT1025190B (it) Sistema per formare aperture di ri dotte dimensioni in ciruiti integrati
IT8020386A0 (it) Sistema di collegamento per tubi.
IT7925746A0 (it) Dispositivo per la mescita di bevande.
IT8021830A0 (it) Dispositivo per la visualizzazione di immagini televisive.
JPS5229007A (en) Device for supporting connector
IT8221253A0 (it) Dispositivo per il cambio dei cilindri conici di un laminatoio obliquo.
IT8019459A0 (it) Sistema di alimentazione dicombustibile.
JPS5213350A (en) Location specifying unit
IT7923545A0 (it) Dispositivo per scansione bidimensionale.
AU517823B2 (en) Flushing liquid circulation system
IT7953806U1 (it) Dispositivo di azionamento per mulino tubolare.