FR2590756B1 - Moyen de mise en valeur du detail vertical pour un systeme de visualisation video - Google Patents

Moyen de mise en valeur du detail vertical pour un systeme de visualisation video

Info

Publication number
FR2590756B1
FR2590756B1 FR868616269A FR8616269A FR2590756B1 FR 2590756 B1 FR2590756 B1 FR 2590756B1 FR 868616269 A FR868616269 A FR 868616269A FR 8616269 A FR8616269 A FR 8616269A FR 2590756 B1 FR2590756 B1 FR 2590756B1
Authority
FR
France
Prior art keywords
viewing system
video viewing
vertical detail
enhancing vertical
enhancing
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
FR868616269A
Other languages
English (en)
Other versions
FR2590756A1 (fr
Inventor
Chandrakant Bhailalbhai Patel
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.)
RCA Corp
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 FR2590756A1 publication Critical patent/FR2590756A1/fr
Application granted granted Critical
Publication of FR2590756B1 publication Critical patent/FR2590756B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • 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)
  • Picture Signal Circuits (AREA)
  • Television Systems (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
FR868616269A 1985-11-22 1986-11-21 Moyen de mise en valeur du detail vertical pour un systeme de visualisation video Expired - Fee Related FR2590756B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/800,823 US4663653A (en) 1985-11-22 1985-11-22 Vertical detail enhancer

Publications (2)

Publication Number Publication Date
FR2590756A1 FR2590756A1 (fr) 1987-05-29
FR2590756B1 true FR2590756B1 (fr) 1990-11-16

Family

ID=25179466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868616269A Expired - Fee Related FR2590756B1 (fr) 1985-11-22 1986-11-21 Moyen de mise en valeur du detail vertical pour un systeme de visualisation video

Country Status (9)

Country Link
US (1) US4663653A (fr)
JP (1) JP2524985B2 (fr)
KR (1) KR950007901B1 (fr)
CA (1) CA1233241A (fr)
DE (1) DE3639733C2 (fr)
FR (1) FR2590756B1 (fr)
GB (1) GB2183422B (fr)
HK (1) HK2495A (fr)
SG (1) SG25492G (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731648A (en) * 1986-09-29 1988-03-15 Rca Corporation Interstitial signal generating system
DE3740826A1 (de) * 1987-12-02 1989-06-15 Blaupunkt Werke Gmbh Fernsehempfaenger mit einer einrichtung zur unterdrueckung von flimmerstoerungen
US5014119A (en) * 1989-08-25 1991-05-07 Faroudja Y C Horizontal and vertical transition level enhancement within television system
US6898327B1 (en) 2000-03-23 2005-05-24 International Business Machines Corporation Anti-flicker system for multi-plane graphics
GB2370933A (en) * 2001-01-09 2002-07-10 Sony Uk Ltd Detecting and reducing visibility of scratches in images.
TW200818927A (en) * 2001-10-20 2008-04-16 Trident Microsystems Inc Method for single-chip integration of 3D Y/C comb filter and interlace-to-progressive converter
US7043835B2 (en) * 2004-04-09 2006-05-16 Sunpower, Inc. Method for centering a workpiece on the cylindrical axis of a bore
US10358244B2 (en) 2015-10-26 2019-07-23 Triangle Package Machinery Co. Rotatable sealing jaw assembly for a form, fill and seal machine

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL158987B (nl) * 1972-06-10 1978-12-15 Philips Nv Apertuurcorrector voor een televisiebeeldsignaal, alsmede televisie-opneeminrichting, daarvan voorzien.
US3983576A (en) * 1975-05-23 1976-09-28 Rca Corporation Apparatus for accentuating amplitude transistions
JPS5851710B2 (ja) * 1976-11-30 1983-11-17 ソニー株式会社 テレビジヨン受像機
JPS53132214A (en) * 1977-04-25 1978-11-17 Sony Corp Vertical aperture correction circuit
NL7709662A (nl) * 1977-09-02 1979-03-06 Philips Nv Televisiekamera.
US4322750A (en) * 1979-05-08 1982-03-30 British Broadcasting Corporation Television display system
US4245237A (en) * 1979-05-11 1981-01-13 Rca Corporation Controllable non-linear processing of video signals
FI69381C (fi) * 1979-05-11 1986-01-10 Rca Corp Signalbehandlingsanordning
US4429327A (en) * 1981-07-31 1984-01-31 Rca Corporation Compatible television system with increased vertical resolution
US4400719A (en) * 1981-09-08 1983-08-23 Rca Corporation Television display system with reduced line-scan artifacts
JPS5879378A (ja) * 1981-11-05 1983-05-13 Sony Corp テレビジヨン受像機
JPS5896460A (ja) * 1981-12-03 1983-06-08 Sony Corp テレビ受像機
US4551753A (en) * 1981-12-17 1985-11-05 Nippon Hoso Kyokai Picture signal processing system including spatio-temporal filter
JPS5937775A (ja) * 1982-08-25 1984-03-01 Sony Corp 倍走査テレビジヨン受像機
US4558347A (en) * 1983-08-26 1985-12-10 Rca Corporation Progressive scan television system employing vertical detail enhancement
US4583113A (en) * 1983-08-26 1986-04-15 Rca Corporation Progressive scan television display system employing interpolation in the luminance channel
US4573068A (en) * 1984-03-21 1986-02-25 Rca Corporation Video signal processor for progressive scanning
US4623913A (en) * 1984-04-13 1986-11-18 Rca Corporation Progressive scan video processor

Also Published As

Publication number Publication date
GB2183422B (en) 1989-12-28
GB2183422A (en) 1987-06-03
DE3639733C2 (de) 1998-04-09
GB8627555D0 (en) 1986-12-17
JP2524985B2 (ja) 1996-08-14
FR2590756A1 (fr) 1987-05-29
US4663653A (en) 1987-05-05
HK2495A (en) 1995-01-13
KR950007901B1 (ko) 1995-07-21
SG25492G (en) 1992-05-15
KR870005536A (ko) 1987-06-09
DE3639733A1 (de) 1987-05-27
JPS63138885A (ja) 1988-06-10
CA1233241A (fr) 1988-02-23

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20060731