TW558902B - Image angle detector and scanning line interpolating apparatus having same - Google Patents

Image angle detector and scanning line interpolating apparatus having same Download PDF

Info

Publication number
TW558902B
TW558902B TW090130814A TW90130814A TW558902B TW 558902 B TW558902 B TW 558902B TW 090130814 A TW090130814 A TW 090130814A TW 90130814 A TW90130814 A TW 90130814A TW 558902 B TW558902 B TW 558902B
Authority
TW
Taiwan
Prior art keywords
angle
pixel
image
pattern
interpolated
Prior art date
Application number
TW090130814A
Other languages
English (en)
Chinese (zh)
Inventor
Hideaki Kawamura
Mitsuhiro Kasahara
Tomoaki Daigi
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of TW558902B publication Critical patent/TW558902B/zh

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
    • 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
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G06T7/74—Determining position or orientation of objects or cameras using feature-based methods involving reference images or patches
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • 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
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • H04N7/0142—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes the interpolation being edge adaptive

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Geometry (AREA)
  • Image Analysis (AREA)
  • Television Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Image Input (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
TW090130814A 2000-12-14 2001-12-12 Image angle detector and scanning line interpolating apparatus having same TW558902B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000380903 2000-12-14
JP2001162241 2001-05-30
JP2001369291A JP4108969B2 (ja) 2000-12-14 2001-12-03 画像角度検出装置およびそれを備えた走査線補間装置

Publications (1)

Publication Number Publication Date
TW558902B true TW558902B (en) 2003-10-21

Family

ID=27345446

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090130814A TW558902B (en) 2000-12-14 2001-12-12 Image angle detector and scanning line interpolating apparatus having same

Country Status (8)

Country Link
US (1) US6924844B2 (enExample)
EP (1) EP1343116B1 (enExample)
JP (2) JP4108969B2 (enExample)
KR (1) KR100537235B1 (enExample)
CN (1) CN1269081C (enExample)
MY (1) MY129347A (enExample)
TW (1) TW558902B (enExample)
WO (1) WO2002048965A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4060748B2 (ja) * 2002-05-07 2008-03-12 松下電器産業株式会社 画像角度検出装置それを備えた走査線補間装置
WO2004017634A1 (ja) * 2002-08-19 2004-02-26 Sony Corporation 画像処理装置および方法、映像表示装置、ならびに記録情報再生装置
US7099509B2 (en) * 2002-10-11 2006-08-29 Samsung Electronics Co., Ltd. Method of edge direction detection based on the correlations between pixels of a vector and an edge direction detection system
GB2402288B (en) * 2003-05-01 2005-12-28 Imagination Tech Ltd De-Interlacing of video data
US7362376B2 (en) * 2003-12-23 2008-04-22 Lsi Logic Corporation Method and apparatus for video deinterlacing and format conversion
GB2411784B (en) * 2004-03-02 2006-05-10 Imagination Tech Ltd Motion compensation deinterlacer protection
TWI253848B (en) * 2004-04-09 2006-04-21 Mstar Semiconductor Inc Pixel interpolation method and related pixel interpolation device
JP4358055B2 (ja) * 2004-07-21 2009-11-04 株式会社東芝 補間画素生成回路
JP2006148827A (ja) * 2004-11-25 2006-06-08 Oki Electric Ind Co Ltd 走査線補間装置、及び走査線補間方法
JP4851720B2 (ja) * 2005-02-24 2012-01-11 Ｎｅｃディスプレイソリューションズ株式会社 表示装置及びこれを用いた大型表示装置
US7403234B2 (en) * 2005-05-02 2008-07-22 Samsung Electronics Co., Ltd. Method for detecting bisection pattern in deinterlacing
JP2007060512A (ja) * 2005-08-26 2007-03-08 Pioneer Electronic Corp 走査線補間回路、該走査線補間回路に用いられる走査線補間方法、及び画像表示装置
JP4394064B2 (ja) * 2005-11-18 2010-01-06 富士通株式会社 傾きの検出方法および傾き検出装置並びに物体の位置制御方法および位置制御装置
JP5080783B2 (ja) * 2006-11-14 2012-11-21 パナソニック株式会社 走査線補間装置および走査線補間方法
JP4795929B2 (ja) * 2006-12-26 2011-10-19 富士通株式会社 補間方法を決定するプログラム、装置、および方法
WO2008114308A1 (ja) * 2007-03-16 2008-09-25 Fujitsu Limited 画像変換装置、および変換方法
JP2008252449A (ja) * 2007-03-30 2008-10-16 Toshiba Corp 画像伸張装置、映像表示装置および画像伸張方法
JP4846644B2 (ja) * 2007-03-30 2011-12-28 株式会社東芝 映像信号補間装置および映像信号補間方法
KR101580168B1 (ko) * 2008-12-30 2015-12-24 주식회사 동부하이텍 컬러 보간 장치
JP5169994B2 (ja) * 2009-05-27 2013-03-27 ソニー株式会社 画像処理装置、撮像装置及び画像処理方法
US8463035B2 (en) * 2009-05-28 2013-06-11 Gentex Corporation Digital image processing for calculating a missing color value
US9769430B1 (en) 2011-06-23 2017-09-19 Gentex Corporation Imager system with median filter and method thereof
WO2013123133A1 (en) 2012-02-14 2013-08-22 Gentex Corporation High dynamic range imager system
KR101545064B1 (ko) * 2013-12-20 2015-08-17 세종대학교산학협력단 타겟 픽셀의 픽셀값 추정 장치 및 그 방법
JP6654798B2 (ja) * 2014-11-10 2020-02-26 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． 画像処理装置、画像処理方法、およびプログラム
CN105611214A (zh) * 2016-02-21 2016-05-25 上海大学 一种基于多方向检测的线性插值场内去隔行方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6326782A (ja) * 1986-07-21 1988-02-04 Matsushita Electric Ind Co Ltd ２値文字パタ−ン拡大の平滑化処理方法
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
JPH04364685A (ja) * 1991-06-12 1992-12-17 Toshiba Corp 走査線補間装置
JPH05153562A (ja) * 1991-12-02 1993-06-18 Matsushita Electric Ind Co Ltd 相関検出補間方法および装置
US5347599A (en) * 1991-06-14 1994-09-13 Matsushita Electric Industrial Co., Ltd. Adaptive interpolation method and apparatus using correlation detection
EP0529903B1 (en) * 1991-08-23 2000-01-12 Mitsubishi Denki Kabushiki Kaisha Pixel Interpolation Circuit and its Applications
JP2642261B2 (ja) 1991-09-09 1997-08-20 三菱電機株式会社 画素補間回路および応用装置
JPH05225321A (ja) * 1992-02-07 1993-09-03 Mitsubishi Electric Corp 画素補間装置
FI89995C (fi) * 1991-12-31 1993-12-10 Salon Televisiotehdas Oy Foerfarande foer randadaptiv interpolation av en tv-bilds linje samt en interpolator
DE4407101A1 (de) * 1994-03-03 1995-09-14 Siemens Ag Verfahren zur Formatkonversion von in einem ersten Bildpunktraster vorliegenden Bildsequenzen in ein zweites Bildpunktraster
JP3438032B2 (ja) * 1994-03-15 2003-08-18 松下電器産業株式会社 空間周波数適応補間方法および空間周波数適応補間装置
FI96559C (fi) * 1994-06-10 1996-07-10 Nokia Technology Gmbh Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa
JP2996099B2 (ja) * 1994-07-19 1999-12-27 日本ビクター株式会社 走査線補間回路
JPH08163511A (ja) * 1994-12-09 1996-06-21 Matsushita Electric Ind Co Ltd 順次走査変換方法および順次走査変換装置
US5886745A (en) * 1994-12-09 1999-03-23 Matsushita Electric Industrial Co., Ltd. Progressive scanning conversion apparatus
JPH0937214A (ja) 1995-07-14 1997-02-07 Matsushita Electric Ind Co Ltd 順次走査変換方法及び順次走査変換装置
EP0790736B1 (en) 1996-02-13 1999-11-03 STMicroelectronics S.r.l. Edge-oriented intra-field/inter-field interpolation filter for improved quality video appliances
US6262773B1 (en) * 1997-09-15 2001-07-17 Sharp Laboratories Of America, Inc. System for conversion of interlaced video to progressive video using edge correlation
US6133957A (en) * 1997-10-14 2000-10-17 Faroudja Laboratories, Inc. Adaptive diagonal interpolation for image resolution enhancement
JPH11146346A (ja) 1997-11-13 1999-05-28 Matsushita Electric Ind Co Ltd 順次走査変換方法及び順次走査変換装置
JPH11331773A (ja) * 1998-05-15 1999-11-30 Victor Co Of Japan Ltd 画像補間方法
JP2000253238A (ja) 1999-03-01 2000-09-14 Mitsubishi Electric Corp 画像処理装置及び画像処理方法
US6731342B2 (en) * 2000-01-06 2004-05-04 Lg Electronics Inc. Deinterlacing apparatus and method using edge direction detection and pixel interplation
JP4553481B2 (ja) * 2000-12-14 2010-09-29 パナソニック株式会社 走査線補間装置

Also Published As

Publication number Publication date
CN1401108A (zh) 2003-03-05
MY129347A (en) 2007-03-30
CN1269081C (zh) 2006-08-09
US20030011708A1 (en) 2003-01-16
JP4108969B2 (ja) 2008-06-25
EP1343116A4 (en) 2007-08-22
KR100537235B1 (ko) 2005-12-19
EP1343116B1 (en) 2012-05-02
JP2003052023A (ja) 2003-02-21
US6924844B2 (en) 2005-08-02
WO2002048965A1 (en) 2002-06-20
EP1343116A1 (en) 2003-09-10
KR20030005189A (ko) 2003-01-17
JP2008182725A (ja) 2008-08-07

Similar Documents

Publication Publication Date Title
TW558902B (en) Image angle detector and scanning line interpolating apparatus having same
US10762343B2 (en) Form type learning system and image processing apparatus
US6774889B1 (en) System and method for transforming an ordinary computer monitor screen into a touch screen
US7113620B2 (en) Image-quality determination method, image-quality determination apparatus, image-quality determination program
US10558851B2 (en) Image processing apparatus and method of generating face image
US20040022451A1 (en) Image distortion correcting method and apparatus, and storage medium
CN108288253B (zh) Hdr图像生成方法及装置
US4817174A (en) Image processing apparatus
CN102609901A (zh) 用于金融票据的移动图像捕获和处理的系统
KR20090101356A (ko) 결함 검출 장치 및 결함 검출 방법
TW200818861A (en) Color scanning to enhance bitonal image
JPH1083447A (ja) 画像レジストレーション方法及びスキュー検出方法
TW201415380A (zh) 物體識別裝置、物體識別方法及程式產品
JP5176289B2 (ja) 赤外線目標選択装置
KR20010031613A (ko) 전자서명 조합방법 및 시스템
WO2018082540A1 (zh) 一种票据一维信号的检测方法及装置
CN112686143A (zh) 客观题填涂的识别方法、电子设备和存储介质
US20200117935A1 (en) Optical character recognition of series of images
US6515764B1 (en) Method and apparatus for detecting photocopier tracking signatures
US8126275B2 (en) Interest point detection
JPH01195351A (ja) コンクリート表面のひび割れ測定方法
JP2014225753A (ja) マーカ検出装置、マーカ検出方法、及びプログラム
JP2010186401A (ja) 画像処理装置、画像処理方法、プログラム及び記録媒体
US20140292793A1 (en) Image processing method and image display device
JP3047017B2 (ja) 画像処理方法

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees