DE69923920D1 - Verzögerungsarme zeilensprungprogressive Umwandlung mit Feldmittelung von aus einer Filmquelle stammenden Videosignalen - Google Patents

Verzögerungsarme zeilensprungprogressive Umwandlung mit Feldmittelung von aus einer Filmquelle stammenden Videosignalen

Info

Publication number
DE69923920D1
DE69923920D1 DE69923920T DE69923920T DE69923920D1 DE 69923920 D1 DE69923920 D1 DE 69923920D1 DE 69923920 T DE69923920 T DE 69923920T DE 69923920 T DE69923920 T DE 69923920T DE 69923920 D1 DE69923920 D1 DE 69923920D1
Authority
DE
Germany
Prior art keywords
interleave
delay
derived
progressive conversion
video signals
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
DE69923920T
Other languages
English (en)
Other versions
DE69923920T2 (de
Inventor
Larry A Westerman
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Publication of DE69923920D1 publication Critical patent/DE69923920D1/de
Application granted granted Critical
Publication of DE69923920T2 publication Critical patent/DE69923920T2/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
    • 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
    • H04N7/0112—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards corresponding to a cinematograph film standard
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
DE69923920T 1998-11-25 1999-11-23 Verzögerungsarme zeilensprungprogressive Umwandlung mit Feldmittelung von aus einer Filmquelle stammenden Videosignalen Expired - Lifetime DE69923920T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/200,026 US6297848B1 (en) 1998-11-25 1998-11-25 Low-delay conversion of 3:2 pulldown video to progressive format with field averaging
US200026 1998-11-25

Publications (2)

Publication Number Publication Date
DE69923920D1 true DE69923920D1 (de) 2005-04-07
DE69923920T2 DE69923920T2 (de) 2006-04-06

Family

ID=22740006

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69923920T Expired - Lifetime DE69923920T2 (de) 1998-11-25 1999-11-23 Verzögerungsarme zeilensprungprogressive Umwandlung mit Feldmittelung von aus einer Filmquelle stammenden Videosignalen

Country Status (4)

Country Link
US (1) US6297848B1 (de)
EP (1) EP1005227B1 (de)
JP (1) JP2000165822A (de)
DE (1) DE69923920T2 (de)

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KR100436649B1 (ko) * 1996-12-20 2004-09-08 소니 일렉트로닉스 인코포레이티드 초당24프레임필름으로부터취해진비디오프로그램재료의상태를변화시키기위한방법및장치
US6633344B1 (en) * 1999-07-15 2003-10-14 Thomson Licensing S.A. Processing of progressive video signals in digital TV receivers
US6909469B2 (en) * 1999-08-11 2005-06-21 Silicon Image, Inc. Interlace motion artifact detection using vertical frequency detection and analysis
WO2001080559A2 (en) * 2000-04-18 2001-10-25 Silicon Image Method, system and apparatus for identifying the source type and quality level of a video sequence
JP4403339B2 (ja) * 2000-06-29 2010-01-27 ソニー株式会社 画像処理装置及び画像処理方法並びに信号切換出力装置
US7006147B2 (en) * 2000-12-22 2006-02-28 Thomson Lincensing Method and system for MPEG chroma de-interlacing
JP4120265B2 (ja) * 2002-05-23 2008-07-16 ソニー株式会社 信号処理装置およびその方法、並びにそのプログラム
US6894726B2 (en) 2002-07-05 2005-05-17 Thomson Licensing S.A. High-definition de-interlacing and frame doubling circuit and method
KR100854091B1 (ko) * 2002-07-13 2008-08-25 삼성전자주식회사 영상신호의 필름 모드 검출장치 및 방법
KR100927143B1 (ko) 2002-11-27 2009-11-18 삼성전자주식회사 움직임 검출장치 및 방법
KR20040054032A (ko) * 2002-12-16 2004-06-25 삼성전자주식회사 영상신호의 포맷 검출장치 및 방법
KR20040055059A (ko) * 2002-12-20 2004-06-26 삼성전자주식회사 영상포맷의 변환장치 및 방법
US7075581B1 (en) * 2003-06-03 2006-07-11 Zoran Corporation Interlaced-to-progressive scan conversion based on film source detection
US7277581B1 (en) * 2003-08-19 2007-10-02 Nvidia Corporation Method for video format detection
US7184098B2 (en) * 2004-02-19 2007-02-27 Spatialight, Inc. Cyclic data signal averaging system and method for use in video display systems
CN1317892C (zh) * 2004-03-01 2007-05-23 建飞控股有限公司 电视电影变换方法和装置
US8780957B2 (en) 2005-01-14 2014-07-15 Qualcomm Incorporated Optimal weights for MMSE space-time equalizer of multicode CDMA system
CL2006000541A1 (es) 2005-03-10 2008-01-04 Qualcomm Inc Metodo para el procesamiento de datos multimedia que comprende: a) determinar la complejidad de datos multimedia; b) clasificar los datos multimedia en base a la complejidad determinada; y aparato asociado.
JP2007067923A (ja) * 2005-08-31 2007-03-15 Toshiba Corp 情報処理装置およびプログラム
US8879857B2 (en) 2005-09-27 2014-11-04 Qualcomm Incorporated Redundant data encoding methods and device
US8948260B2 (en) 2005-10-17 2015-02-03 Qualcomm Incorporated Adaptive GOP structure in video streaming
US8654848B2 (en) 2005-10-17 2014-02-18 Qualcomm Incorporated Method and apparatus for shot detection in video streaming
EP2002650A1 (de) * 2006-04-03 2008-12-17 QUALCOMM Incorporated Präprozessorverfahren und -vorrichtung
US9131164B2 (en) 2006-04-04 2015-09-08 Qualcomm Incorporated Preprocessor method and apparatus
JP4843361B2 (ja) * 2006-04-27 2011-12-21 富士通株式会社 ３２プルダウンシーケンスの検出装置、及び検出方法
JP4863767B2 (ja) * 2006-05-22 2012-01-25 ソニー株式会社 映像信号処理装置及び画像表示装置
CN101415078B (zh) * 2007-10-18 2010-08-18 深圳Tcl新技术有限公司 基于电影的视频的递归噪声降低方法及装置
US8462264B2 (en) * 2008-04-23 2013-06-11 Panasonic Corporation Video scan converter for performing interlaced to progressive scan conversion
JP5403784B2 (ja) * 2008-10-07 2014-01-29 シャープ株式会社 映像処理装置およびノイズ軽減方法
US10389970B2 (en) * 2015-01-23 2019-08-20 Lg Electronics Inc. Method and device for transmitting and receiving broadcast signal for restoring pulled-down signal

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4881125A (en) 1988-10-14 1989-11-14 General Instrument Corporation Progressive scan display of video derived from film
US4876596A (en) 1988-10-25 1989-10-24 Faroudja Y C Film-to-video converter with scan line doubling
US4982280A (en) * 1989-07-18 1991-01-01 Yves C. Faroudja Motion sequence pattern detector for video
AU648759B2 (en) 1989-10-20 1994-05-05 Snell & Wilcox Limited Digital television standards conversion
US5221966A (en) 1990-01-17 1993-06-22 Avesco Plc Video signal production from cinefilm originated material
JP2814645B2 (ja) 1990-01-31 1998-10-27 ソニー株式会社 記録映像変換方法
GB2272816B (en) * 1992-11-17 1996-07-24 Sony Broadcast & Communication Video signal processing
US5519451A (en) * 1994-04-14 1996-05-21 Texas Instruments Incorporated Motion adaptive scan-rate conversion using directional edge interpolation
US5596371A (en) 1995-02-02 1997-01-21 Dwin Electronics Inc. Film-mode video line-doubler motion detectors
JPH0918782A (ja) * 1995-06-29 1997-01-17 Sony Corp 映像信号処理方法及び装置
US5852473A (en) * 1996-02-20 1998-12-22 Tektronix, Inc. 3-2 pulldown detector
US6014182A (en) * 1997-10-10 2000-01-11 Faroudja Laboratories, Inc. Film source video detection
US6157412A (en) * 1998-03-30 2000-12-05 Sharp Laboratories Of America, Inc. System for identifying video fields generated from film sources

Also Published As

Publication number Publication date
EP1005227B1 (de) 2005-03-02
EP1005227A3 (de) 2001-10-04
US6297848B1 (en) 2001-10-02
EP1005227A2 (de) 2000-05-31
DE69923920T2 (de) 2006-04-06
JP2000165822A (ja) 2000-06-16

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