ES2142963T3 - Metodo y dispositivo para la deteccion de exploracion entrelazada. - Google Patents

Metodo y dispositivo para la deteccion de exploracion entrelazada.

Info

Publication number
ES2142963T3
ES2142963T3 ES95103089T ES95103089T ES2142963T3 ES 2142963 T3 ES2142963 T3 ES 2142963T3 ES 95103089 T ES95103089 T ES 95103089T ES 95103089 T ES95103089 T ES 95103089T ES 2142963 T3 ES2142963 T3 ES 2142963T3
Authority
ES
Spain
Prior art keywords
accumulated
differences
exploration
pairs
interlocked
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
ES95103089T
Other languages
English (en)
Inventor
Alix Martin
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics 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 Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Application granted granted Critical
Publication of ES2142963T3 publication Critical patent/ES2142963T3/es
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
    • H04N7/0112—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
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/257—Picture signal generators using flying-spot scanners
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

APARATO/METODO PARA DETERMINAR CUALES DE LOS PARES DE CAMPOS DE VIDEO SUCESIVOS TIENEN CARACTERISTICAS DE EXPLORACION ENTRELAZADA QUE INCLUYE LA GENERACION (19,24) DE DIFERENCIAS FD ACUMULADAS DE PIXELS EN LINEAS SUCESIVAS DE CAMPOS RESPECTIVOS DE SUCESIVOS PARES DE CAMPOS Y LA GENERACION (18,22) DE DIFERENCIAS FR ACUMULADAS DE PIXELS EN LINEAS SUCESIVAS DE DICHOS PARES DE CAMPOS ENTRELAZADOS. LAS DIFERENCIAS FD Y FR ACUMULADAS SE COMPARAN (26) Y PARES DE DICHOS CAMPOS SE CLASIFICAN COMO ENTRELAZADOS SI LA PROPORCION DE DIFERENCIAS FR/FD ACUMULADAS ES SUPERIOR A UN VALOR DE UMBRAL PREDETERMINADO.
ES95103089T 1994-03-14 1995-03-04 Metodo y dispositivo para la deteccion de exploracion entrelazada. Expired - Lifetime ES2142963T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/212,529 US5406333A (en) 1994-03-14 1994-03-14 Method and device for film-mode detection

Publications (1)

Publication Number Publication Date
ES2142963T3 true ES2142963T3 (es) 2000-05-01

Family

ID=22791399

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95103089T Expired - Lifetime ES2142963T3 (es) 1994-03-14 1995-03-04 Metodo y dispositivo para la deteccion de exploracion entrelazada.

Country Status (7)

Country Link
US (1) US5406333A (es)
EP (1) EP0673168B1 (es)
JP (1) JP3974197B2 (es)
KR (1) KR100327649B1 (es)
CN (1) CN1080517C (es)
DE (1) DE69514704T2 (es)
ES (1) ES2142963T3 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100319152B1 (ko) * 1999-12-02 2002-01-09 구자홍 필름 모드 검출 방법
DE69510851T2 (de) * 1994-03-30 1999-12-02 Thomson Multimedia Sa Verfahren und Gerät zur Reduzierung von Umwandlungsartefakten
US5508750A (en) * 1995-02-03 1996-04-16 Texas Instruments Incorporated Encoding data converted from film format for progressive display
US5606373A (en) * 1995-04-04 1997-02-25 International Business Machines Corporation Methods for repeated field detection
US6014182A (en) 1997-10-10 2000-01-11 Faroudja Laboratories, Inc. Film source video detection
US6108041A (en) * 1997-10-10 2000-08-22 Faroudja Laboratories, Inc. High-definition television signal processing for transmitting and receiving a television signal in a manner compatible with the present system
US6298090B1 (en) 1998-06-04 2001-10-02 U.S. Philips Corporation System for detecting redundant images in a video sequence by comparing two predetermined threshold values
GB9824061D0 (en) 1998-11-03 1998-12-30 Snell & Wilcox Ltd Film sequence detection (nt4)
EP1149496B1 (en) * 1998-12-02 2002-07-31 STMicroelectronics Asia Pacific Pte Ltd. Progressive/interlace and redundant field detection for encoder
GB2358309A (en) * 2000-01-11 2001-07-18 Snell & Wilcox Ltd Analysing motion between adjacent fields using weighted field difference
US6563550B1 (en) * 2000-03-06 2003-05-13 Teranex, Inc. Detection of progressive frames in a video field sequence
US7450180B2 (en) 2004-12-29 2008-11-11 General Instrument Corporation Method for detecting interlaced material and field order
EP1990991A1 (en) * 2007-05-09 2008-11-12 British Telecommunications Public Limited Company Video signal analysis
US9148620B2 (en) * 2011-04-11 2015-09-29 Intel Corporation Detecting video formats

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8407764D0 (en) * 1984-03-26 1984-05-02 Indep Broadcasting Authority Local movement detector
US4641188A (en) * 1985-07-31 1987-02-03 Rca Corporation Progressive scan display system employing line and frame memories
JPH065476B2 (ja) * 1986-10-02 1994-01-19 富士写真フイルム株式会社 Ｃｒｔデイスプレイ装置の制御装置
NL8801347A (nl) * 1988-05-26 1989-12-18 Philips Nv Werkwijze en inrichting voor bewegingsdetektie in een geinterlinieerd televisiebeeld verkregen na een filmtelevisie-omzetting.
US5111511A (en) * 1988-06-24 1992-05-05 Matsushita Electric Industrial Co., Ltd. Image motion vector detecting apparatus
US4998287A (en) * 1988-10-14 1991-03-05 General Instrument Corporation Determination of sequential positions of video fields derived from film
US4982280A (en) * 1989-07-18 1991-01-01 Yves C. Faroudja Motion sequence pattern detector for video
US5187575A (en) * 1989-12-29 1993-02-16 Massachusetts Institute Of Technology Source adaptive television system
EP0473322B1 (en) * 1990-08-29 1995-10-25 Sony United Kingdom Limited Method of and apparatus for film to video signal conversion
US5267035A (en) * 1991-08-08 1993-11-30 Samsung Electronics Co., Ltd. Motion detection for video including that obtained from film
EP0576080B1 (en) * 1992-06-26 2002-09-18 Koninklijke Philips Electronics N.V. Picture signal processing mode control

Also Published As

Publication number Publication date
EP0673168B1 (en) 2000-01-26
EP0673168A3 (en) 1996-07-10
CN1080517C (zh) 2002-03-06
KR950035325A (ko) 1995-12-30
JP3974197B2 (ja) 2007-09-12
CN1123502A (zh) 1996-05-29
KR100327649B1 (ko) 2002-06-29
DE69514704T2 (de) 2000-06-15
DE69514704D1 (de) 2000-03-02
EP0673168A2 (en) 1995-09-20
JPH07264549A (ja) 1995-10-13
US5406333A (en) 1995-04-11

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