DE69513370D1 - Unterdrückung von sägezahnstörungen bei der anzeige eines fernsehsignals mit progressiver zeilenstruktur - Google Patents

Unterdrückung von sägezahnstörungen bei der anzeige eines fernsehsignals mit progressiver zeilenstruktur

Info

Publication number
DE69513370D1
DE69513370D1 DE69513370T DE69513370T DE69513370D1 DE 69513370 D1 DE69513370 D1 DE 69513370D1 DE 69513370 T DE69513370 T DE 69513370T DE 69513370 T DE69513370 T DE 69513370T DE 69513370 D1 DE69513370 D1 DE 69513370D1
Authority
DE
Germany
Prior art keywords
suppression
display
television signal
line structure
saw tooth
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 - Lifetime
Application number
DE69513370T
Other languages
English (en)
Other versions
DE69513370T2 (de
Inventor
Yves Faroudja
Peter Swartz
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.)
Callahan Cellular LLC
Original Assignee
Faroudja Laboratories 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 Faroudja Laboratories Inc filed Critical Faroudja Laboratories Inc
Publication of DE69513370D1 publication Critical patent/DE69513370D1/de
Application granted granted Critical
Publication of DE69513370T2 publication Critical patent/DE69513370T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
    • H04N7/012—Conversion between an interlaced and a progressive signal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S348/00—Television
    • Y10S348/911—Line doubler adapted for reproducing program originally from film, e.g. 24 frame per second
DE69513370T 1994-01-14 1995-01-11 Unterdrückung von sägezahnstörungen bei der anzeige eines fernsehsignals mit progressiver zeilenstruktur Expired - Lifetime DE69513370T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/181,565 US5625421A (en) 1994-01-14 1994-01-14 Suppression of sawtooth artifacts in an interlace-to-progressive converted signal
PCT/US1995/000415 WO1995019682A1 (en) 1994-01-14 1995-01-11 Suppression of sawtooth artifacts in the display of a progressively scanned television signal

Publications (2)

Publication Number Publication Date
DE69513370D1 true DE69513370D1 (de) 1999-12-23
DE69513370T2 DE69513370T2 (de) 2000-05-11

Family

ID=22664827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513370T Expired - Lifetime DE69513370T2 (de) 1994-01-14 1995-01-11 Unterdrückung von sägezahnstörungen bei der anzeige eines fernsehsignals mit progressiver zeilenstruktur

Country Status (4)

Country Link
US (1) US5625421A (de)
EP (1) EP0716794B1 (de)
DE (1) DE69513370T2 (de)
WO (1) WO1995019682A1 (de)

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US7006147B2 (en) * 2000-12-22 2006-02-28 Thomson Lincensing Method and system for MPEG chroma de-interlacing
US7023491B2 (en) * 2001-02-28 2006-04-04 Thomson Licensing Method and device for displaying frozen pictures on video display device
JP3715249B2 (ja) * 2001-04-27 2005-11-09 シャープ株式会社 画像処理回路、画像表示装置、並びに画像処理方法
US6933983B2 (en) * 2001-09-10 2005-08-23 Jaldi Semiconductor Corp. System and method for reducing noise in images
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JP4310697B2 (ja) * 2004-04-20 2009-08-12 ソニー株式会社 信号処理装置および方法、記録媒体、並びにプログラム
KR100555868B1 (ko) 2004-06-09 2006-03-03 삼성전자주식회사 아티팩트 처리 장치 및 방법
KR100555869B1 (ko) * 2004-06-15 2006-03-03 삼성전자주식회사 저더 검출을 이용한 디인터레이싱 장치 및 방법
KR100594799B1 (ko) * 2004-12-21 2006-06-30 삼성전자주식회사 영상신호의 선명도 향상장치 및 그 방법
KR100594798B1 (ko) * 2004-12-28 2006-06-30 삼성전자주식회사 저더 검출 장치 및 이를 이용하는 디인터레이싱 장치그리고 그 방법
US7450180B2 (en) * 2004-12-29 2008-11-11 General Instrument Corporation Method for detecting interlaced material and field order
TWI288896B (en) * 2005-04-12 2007-10-21 Realtek Semiconductor Corp Method and apparatus of deinterlacing
TWI288897B (en) * 2005-04-12 2007-10-21 Realtek Semiconductor Corp Method and apparatus of false color suppression
US7538824B1 (en) * 2005-08-18 2009-05-26 Magnum Semiconductor, Inc. Systems and methods for reducing noise during video deinterlacing
DE102005063072B4 (de) * 2005-12-30 2017-02-02 Entropic Communications, Inc. Verfahren und Vorrichtung zur Zwischenzeileninterpolation
TWI325273B (en) * 2006-08-16 2010-05-21 Realtek Semiconductor Corp Method and apparatus for detecting sawtooth and field motion
US20080062307A1 (en) * 2006-09-07 2008-03-13 Texas Instruments Incorporated Bad video edit detection
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US8228429B2 (en) * 2008-09-29 2012-07-24 Intel Corporation Reducing artifacts as a result of video de-interlacing
US8049817B2 (en) * 2008-10-02 2011-11-01 Interra Systems Inc. Method and system for calculating interlace artifact in motion pictures
JP5790396B2 (ja) * 2010-10-21 2015-10-07 コニカミノルタ株式会社 画像処理方法及び画像処理装置
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Also Published As

Publication number Publication date
EP0716794B1 (de) 1999-11-17
WO1995019682A1 (en) 1995-07-20
EP0716794A1 (de) 1996-06-19
DE69513370T2 (de) 2000-05-11
US5625421A (en) 1997-04-29

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Legal Events

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8327 Change in the person/name/address of the patent owner

Owner name: QUIVANUS PROCESSING LLC, WILMINGTON, DEL., US