DK263289A - Fremgangsmaade til reduktion af stoej og farveforvraengning i fjernsynssignaler og apparatur til udoevelse af fremgangsmaaden - Google Patents

Fremgangsmaade til reduktion af stoej og farveforvraengning i fjernsynssignaler og apparatur til udoevelse af fremgangsmaaden Download PDF

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Publication number
DK263289A
DK263289A DK263289A DK263289A DK263289A DK 263289 A DK263289 A DK 263289A DK 263289 A DK263289 A DK 263289A DK 263289 A DK263289 A DK 263289A DK 263289 A DK263289 A DK 263289A
Authority
DK
Denmark
Prior art keywords
procedure
signals
reducing noise
television signals
exercising
Prior art date
Application number
DK263289A
Other languages
Danish (da)
English (en)
Other versions
DK263289D0 (da
Inventor
Guenter Scheffler
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of DK263289D0 publication Critical patent/DK263289D0/da
Publication of DK263289A publication Critical patent/DK263289A/da

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • 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)
  • Color Television Systems (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Color Television Image Signal Generators (AREA)
DK263289A 1988-05-31 1989-05-30 Fremgangsmaade til reduktion af stoej og farveforvraengning i fjernsynssignaler og apparatur til udoevelse af fremgangsmaaden DK263289A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3818539 1988-05-31

Publications (2)

Publication Number Publication Date
DK263289D0 DK263289D0 (da) 1989-05-30
DK263289A true DK263289A (da) 1989-12-01

Family

ID=6355541

Family Applications (1)

Application Number Title Priority Date Filing Date
DK263289A DK263289A (da) 1988-05-31 1989-05-30 Fremgangsmaade til reduktion af stoej og farveforvraengning i fjernsynssignaler og apparatur til udoevelse af fremgangsmaaden

Country Status (8)

Country Link
US (1) US5027194A (fr)
EP (1) EP0344579B1 (fr)
JP (1) JP2914999B2 (fr)
KR (1) KR890017989A (fr)
AT (1) ATE95366T1 (fr)
DE (1) DE58905734D1 (fr)
DK (1) DK263289A (fr)
FI (1) FI892627A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0601655A1 (fr) * 1992-12-10 1994-06-15 Koninklijke Philips Electronics N.V. Filtre de réduction de bruit
US5509086A (en) * 1993-12-23 1996-04-16 International Business Machines Corporation Automatic cross color elimination
US5633759A (en) * 1994-09-20 1997-05-27 Minolta Camera Co., Ltd. Zoom lens system
DE19540901C2 (de) 1995-11-02 1998-01-29 Siemens Ag Verfahren und Schaltungsanordnung zur Rauschreduktion für Videosignale
US7227587B2 (en) * 2003-03-05 2007-06-05 Broadcom Corporation System and method for three dimensional comb filtering
US8553155B2 (en) * 2003-03-05 2013-10-08 Broadcom Corporation System and method for three dimensional comb filtering
US7271850B2 (en) * 2004-06-16 2007-09-18 Realtek Semiconductor Corp. Method and apparatus for cross color/cross luminance suppression
TWI257811B (en) * 2004-08-16 2006-07-01 Realtek Semiconductor Corp De-interlacing method
US7460180B2 (en) * 2004-06-16 2008-12-02 Realtek Semiconductor Corp. Method for false color suppression
US7280159B2 (en) * 2004-06-16 2007-10-09 Realtek Semiconductor Corp. Method and apparatus for cross color and/or cross luminance suppression
US7345710B2 (en) * 2005-02-07 2008-03-18 Mediatek Inc. Systems and methods for processing composite television signals
JP4625705B2 (ja) * 2005-02-24 2011-02-02 Ｏｋｉセミコンダクタ株式会社 映像信号処理装置
JP4071788B2 (ja) * 2005-08-31 2008-04-02 株式会社東芝 クロスカラー及びドット妨害除去装置と方法
GB2438660B (en) * 2006-06-02 2011-03-30 Tandberg Television Asa Recursive filter system for a video signal
US8035748B2 (en) * 2006-07-12 2011-10-11 Broadcom Corporation Method and system for reducing composite video cross-chroma artifacts in movie material for a deinterlacer
JP5488719B2 (ja) * 2010-12-29 2014-05-14 富士通株式会社 映像信号符号化装置、映像信号符号化方法およびプログラム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4240106A (en) * 1976-10-14 1980-12-16 Micro Consultants, Limited Video noise reduction
JPS60167574A (ja) * 1984-02-10 1985-08-30 Toshiba Corp 画像ノイズ除去装置
US4658285A (en) * 1985-09-30 1987-04-14 Rca Corporation Video signal noise reduction apparatus
DE3633716A1 (de) * 1986-10-03 1988-04-14 Bosch Gmbh Robert Verfahren und schaltung zur verringerung von stoerungen durch farbnebensprechen

Also Published As

Publication number Publication date
DE58905734D1 (de) 1993-11-04
JP2914999B2 (ja) 1999-07-05
JPH0230209A (ja) 1990-01-31
KR890017989A (ko) 1989-12-18
US5027194A (en) 1991-06-25
FI892627A0 (fi) 1989-05-30
FI892627A (fi) 1989-12-01
ATE95366T1 (de) 1993-10-15
DK263289D0 (da) 1989-05-30
EP0344579A1 (fr) 1989-12-06
EP0344579B1 (fr) 1993-09-29

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment