SG50388A1 - Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences - Google Patents

Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences

Info

Publication number
SG50388A1
SG50388A1 SG1995002293A SG1995002293A SG50388A1 SG 50388 A1 SG50388 A1 SG 50388A1 SG 1995002293 A SG1995002293 A SG 1995002293A SG 1995002293 A SG1995002293 A SG 1995002293A SG 50388 A1 SG50388 A1 SG 50388A1
Authority
SG
Singapore
Prior art keywords
pull down
fields produced
video fields
identifying video
film sources
Prior art date
Application number
SG1995002293A
Other languages
English (en)
Inventor
Todd J Christopher
Carlos Correa
Original Assignee
Thomson Consumer Electronics
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 Thomson Consumer Electronics filed Critical Thomson Consumer Electronics
Publication of SG50388A1 publication Critical patent/SG50388A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • 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
    • H04N7/0115—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 with details on the detection of a particular field or frame pattern in the incoming video signal, e.g. 3:2 pull-down pattern
    • 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
    • H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
    • H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/11—Scanning of colour motion picture films, e.g. for telecine

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Television Systems (AREA)
  • Image Processing (AREA)
SG1995002293A 1994-12-30 1995-12-22 Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences SG50388A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/366,799 US5563651A (en) 1994-12-30 1994-12-30 Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences

Publications (1)

Publication Number Publication Date
SG50388A1 true SG50388A1 (en) 1998-07-20

Family

ID=23444569

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995002293A SG50388A1 (en) 1994-12-30 1995-12-22 Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences

Country Status (10)

Country Link
US (1) US5563651A (ja)
EP (1) EP0720366B1 (ja)
JP (1) JP3908802B2 (ja)
KR (1) KR100360919B1 (ja)
CN (1) CN1091997C (ja)
DE (1) DE69514771T2 (ja)
ES (1) ES2141882T3 (ja)
MY (1) MY114543A (ja)
PT (1) PT720366E (ja)
SG (1) SG50388A1 (ja)

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US20110013081A1 (en) * 2001-01-11 2011-01-20 Pixelworks, Inc. System and method for detecting a non-video source in video signals
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JP4538174B2 (ja) * 2001-08-31 2010-09-08 パイオニア株式会社 映像信号のテレシネ変換方式検出装置
JP3596520B2 (ja) * 2001-12-13 2004-12-02 ソニー株式会社 画像信号処理装置及び方法
WO2003084227A1 (fr) 2002-04-01 2003-10-09 Matsushita Electric Industrial Co., Ltd. Dispositif de determination du procede d'interpolation de champ
US7202907B2 (en) * 2002-04-09 2007-04-10 Zoran Corporation 2:2 and 3:2 pull-down detection techniques
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
AU2003274549A1 (en) * 2002-11-26 2004-06-18 Koninklijke Philips Electronics N.V. Motion sequence pattern detection
KR20040054032A (ko) * 2002-12-16 2004-06-25 삼성전자주식회사 영상신호의 포맷 검출장치 및 방법
KR100510670B1 (ko) * 2003-01-08 2005-08-31 엘지전자 주식회사 디인터레이싱 장치
KR20050011069A (ko) * 2003-07-21 2005-01-29 삼성전자주식회사 배드에딧으로 인한 콤을 제거할 수 있는 영상신호판별장치 및 그 판별방법
JP4382408B2 (ja) 2003-07-31 2009-12-16 パイオニア株式会社 映像信号変換装置
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US7751484B2 (en) * 2005-04-27 2010-07-06 Lsi Corporation Method for composite video artifacts reduction
US7924345B2 (en) * 2005-10-20 2011-04-12 Broadcom Corp. Method and system for deinterlacing using polarity change count
EP1964395B1 (en) * 2005-12-21 2013-09-18 Analog Devices, Inc. Methods and apparatus for progressive scanning of interlaced video
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
FR2901951A1 (fr) 2006-06-06 2007-12-07 St Microelectronics Sa Detecteur de cadence par regions
FR2902265A1 (fr) 2006-06-13 2007-12-14 St Microelectronics Sa Detection de la cadence d'une sequence de trames video
JP4929963B2 (ja) 2006-10-11 2012-05-09 富士通株式会社 プルダウンシーケンス検出プログラムおよびプルダウンシーケンス検出装置
JP4936857B2 (ja) * 2006-10-31 2012-05-23 株式会社東芝 プルダウン信号検出装置、プルダウン信号検出方法及び順次走査変換装置
US8115863B2 (en) * 2007-04-04 2012-02-14 Freescale Semiconductor, Inc. Video de-interlacer using pixel trajectory
US8031265B2 (en) * 2007-08-20 2011-10-04 Texas Instruments Incorporated System and method for combining interlaced video frames
JP2009206613A (ja) * 2008-02-26 2009-09-10 Toshiba Corp 映像表示装置及び映像表示方法
CN101527785B (zh) * 2008-03-06 2011-04-06 瑞昱半导体股份有限公司 图像位移检测方法及相关装置
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TWI414182B (zh) * 2010-12-01 2013-11-01 Novatek Microelectronics Corp 多媒體裝置及其播放模式偵測方法
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TWI448159B (zh) * 2011-02-18 2014-08-01 Novatek Microelectronics Corp 可動視訊態樣偵測裝置與方法
CN102655582B (zh) * 2011-03-04 2015-01-21 联咏科技股份有限公司 可动视讯态样检测装置与方法
US20150296101A1 (en) * 2014-04-09 2015-10-15 Tao Han Universal Film mode detection for interlaced video stream
GB201407665D0 (en) 2014-05-01 2014-06-18 Imagination Tech Ltd Cadence analysis for a video signal having an interlaced format

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Also Published As

Publication number Publication date
PT720366E (pt) 2000-07-31
DE69514771T2 (de) 2000-11-16
JP3908802B2 (ja) 2007-04-25
EP0720366B1 (en) 2000-01-26
KR960028125A (ko) 1996-07-22
DE69514771D1 (de) 2000-03-02
CN1132437A (zh) 1996-10-02
ES2141882T3 (es) 2000-04-01
KR100360919B1 (ko) 2003-02-11
EP0720366A3 (en) 1996-12-27
JPH0918784A (ja) 1997-01-17
EP0720366A2 (en) 1996-07-03
US5563651A (en) 1996-10-08
CN1091997C (zh) 2002-10-02
MY114543A (en) 2002-11-30

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