DE69229908T2 - Vorrichtung zur Interpolation der Abtastzeilen eines Fernsehsignals in einem Fernsehempfänger - Google Patents

Vorrichtung zur Interpolation der Abtastzeilen eines Fernsehsignals in einem Fernsehempfänger

Info

Publication number
DE69229908T2
DE69229908T2 DE69229908T DE69229908T DE69229908T2 DE 69229908 T2 DE69229908 T2 DE 69229908T2 DE 69229908 T DE69229908 T DE 69229908T DE 69229908 T DE69229908 T DE 69229908T DE 69229908 T2 DE69229908 T2 DE 69229908T2
Authority
DE
Germany
Prior art keywords
interpolating
television
scanning lines
television receiver
television signal
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 - Fee Related
Application number
DE69229908T
Other languages
English (en)
Other versions
DE69229908D1 (de
Inventor
Sung Hoon Hong
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.)
LG Electronics Inc
Original Assignee
LG 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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of DE69229908D1 publication Critical patent/DE69229908D1/de
Application granted granted Critical
Publication of DE69229908T2 publication Critical patent/DE69229908T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N3/28—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical producing multiple scanning, i.e. using more than one spot at the same time
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Television Systems (AREA)
DE69229908T 1991-12-23 1992-12-22 Vorrichtung zur Interpolation der Abtastzeilen eines Fernsehsignals in einem Fernsehempfänger Expired - Fee Related DE69229908T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910023994A KR940006935B1 (ko) 1991-12-23 1991-12-23 티브이 신호의 라인 더블러장치

Publications (2)

Publication Number Publication Date
DE69229908D1 DE69229908D1 (de) 1999-10-07
DE69229908T2 true DE69229908T2 (de) 2000-03-09

Family

ID=19325651

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69229908T Expired - Fee Related DE69229908T2 (de) 1991-12-23 1992-12-22 Vorrichtung zur Interpolation der Abtastzeilen eines Fernsehsignals in einem Fernsehempfänger

Country Status (5)

Country Link
US (1) US5339109A (de)
EP (1) EP0551036B1 (de)
JP (1) JPH0686239A (de)
KR (1) KR940006935B1 (de)
DE (1) DE69229908T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2090696C (en) * 1992-03-20 2001-08-21 Werner Boie Method and apparatus for direction related interpolation
CA2138834C (en) * 1994-01-07 2004-10-19 Robert J. Gove Video display system with digital de-interlacing
US5625421A (en) * 1994-01-14 1997-04-29 Yves C. Faroudja Suppression of sawtooth artifacts in an interlace-to-progressive converted signal
DE4407101A1 (de) * 1994-03-03 1995-09-14 Siemens Ag Verfahren zur Formatkonversion von in einem ersten Bildpunktraster vorliegenden Bildsequenzen in ein zweites Bildpunktraster
FI96559C (fi) * 1994-06-10 1996-07-10 Nokia Technology Gmbh Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa
JPH08317336A (ja) * 1995-03-15 1996-11-29 Fuji Photo Film Co Ltd 補間画像データ生成装置および方法
US5717466A (en) * 1995-06-29 1998-02-10 Motorola, Inc. Circuit for interpolating scan lines of a video signal and method of using same
US5742350A (en) * 1995-06-29 1998-04-21 Motorola, Inc. Video system performing non-uniform interpolation of color space signals and method of using same
US5532751A (en) * 1995-07-31 1996-07-02 Lui; Sam Edge-based interlaced to progressive video conversion system
KR100287850B1 (ko) * 1997-12-31 2001-05-02 구자홍 디티브이의 디인터레이싱 장치 및 그 방법
US6118488A (en) * 1998-08-31 2000-09-12 Silicon Integrated Systems Corporation Method and apparatus for adaptive edge-based scan line interpolation using 1-D pixel array motion detection
US6782335B1 (en) * 1999-09-27 2004-08-24 General Instrument Corporation Method and system for estimating input power in a cable modem network
US7110612B1 (en) 2001-10-11 2006-09-19 Pixelworks, Inc. Weighted absolute difference based noise reduction method and apparatus
US7154556B1 (en) 2002-03-21 2006-12-26 Pixelworks, Inc. Weighted absolute difference based deinterlace method and apparatus
KR100975787B1 (ko) * 2002-03-27 2010-08-16 톰슨 라이센싱 개선된 대각선 방향의 인핸스먼트로의 업컨버젼
KR100594798B1 (ko) * 2004-12-28 2006-06-30 삼성전자주식회사 저더 검출 장치 및 이를 이용하는 디인터레이싱 장치그리고 그 방법
US7450184B1 (en) 2005-06-27 2008-11-11 Magnum Semiconductor, Inc. Circuits and methods for detecting 2:2 encoded video and systems utilizing the same
US7522214B1 (en) 2005-06-27 2009-04-21 Magnum Semiconductor, Inc. Circuits and methods for deinterlacing video display data and systems using the same
US7414671B1 (en) 2005-06-30 2008-08-19 Magnum Semiconductor, Inc. Systems and methods for display object edge detection and pixel data interpolation in video processing systems
US7538824B1 (en) 2005-08-18 2009-05-26 Magnum Semiconductor, Inc. Systems and methods for reducing noise during video deinterlacing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0750927B2 (ja) * 1985-11-29 1995-05-31 キヤノン株式会社 画像信号変換装置
JP2653441B2 (ja) * 1987-09-18 1997-09-17 株式会社東芝 順次走査変換回路
JPH02177683A (ja) * 1988-09-29 1990-07-10 Toshiba Corp 画素信号の相関判定および補間データ作成装置
JP2732644B2 (ja) * 1989-02-13 1998-03-30 株式会社東芝 相関判定回路
US4967271A (en) * 1989-04-05 1990-10-30 Ives C. Faroudja Television scan line doubler including temporal median filter
GB2231460B (en) * 1989-05-04 1993-06-30 Sony Corp Spatial interpolation of digital video signals
JPH02312381A (ja) * 1989-05-26 1990-12-27 Victor Co Of Japan Ltd 走査線補間方法
JPH03265290A (ja) * 1990-03-14 1991-11-26 Toshiba Corp テレビジョン信号走査線変換器
US5093721A (en) * 1990-07-10 1992-03-03 Zenith Electronics Corporation Line interpolator with preservation of diagonal resolution
EP0444329A1 (de) * 1990-09-03 1991-09-04 Koninklijke Philips Electronics N.V. Vorrichtung zur Erkennung von Bildkantenrichtung in Videosystemen

Also Published As

Publication number Publication date
EP0551036B1 (de) 1999-09-01
EP0551036A1 (de) 1993-07-14
US5339109A (en) 1994-08-16
KR940006935B1 (ko) 1994-07-29
KR930015662A (ko) 1993-07-24
JPH0686239A (ja) 1994-03-25
DE69229908D1 (de) 1999-10-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee