GB2431794A - Filtering pixels - Google Patents

Filtering pixels Download PDF

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Publication number
GB2431794A
GB2431794A GB0522159A GB0522159A GB2431794A GB 2431794 A GB2431794 A GB 2431794A GB 0522159 A GB0522159 A GB 0522159A GB 0522159 A GB0522159 A GB 0522159A GB 2431794 A GB2431794 A GB 2431794A
Authority
GB
United Kingdom
Prior art keywords
pixels
image
output
pixel
filter
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.)
Withdrawn
Application number
GB0522159A
Other languages
English (en)
Other versions
GB0522159D0 (en
Inventor
Karl James Sharman
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.)
Sony Europe BV United Kingdom Branch
Original Assignee
Sony United Kingdom 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 Sony United Kingdom Ltd filed Critical Sony United Kingdom Ltd
Priority to GB0522159A priority Critical patent/GB2431794A/en
Publication of GB0522159D0 publication Critical patent/GB0522159D0/en
Priority to CN 200680037436 priority patent/CN101283587A/zh
Priority to US11/908,082 priority patent/US8743280B2/en
Priority to PCT/GB2006/004037 priority patent/WO2007051997A1/en
Priority to JP2008537199A priority patent/JP4961431B2/ja
Publication of GB2431794A publication Critical patent/GB2431794A/en
Withdrawn legal-status Critical Current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
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/142—Edging; Contouring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Image Processing (AREA)
GB0522159A 2005-10-31 2005-10-31 Filtering pixels Withdrawn GB2431794A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB0522159A GB2431794A (en) 2005-10-31 2005-10-31 Filtering pixels
CN 200680037436 CN101283587A (zh) 2005-10-31 2006-10-27 扫描变换图像滤波
US11/908,082 US8743280B2 (en) 2005-10-31 2006-10-27 Scan conversion image filtering
PCT/GB2006/004037 WO2007051997A1 (en) 2005-10-31 2006-10-27 Scan convertion image filtering
JP2008537199A JP4961431B2 (ja) 2005-10-31 2006-10-27 画像処理装置、画像処理方法、プログラム及び記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0522159A GB2431794A (en) 2005-10-31 2005-10-31 Filtering pixels

Publications (2)

Publication Number Publication Date
GB0522159D0 GB0522159D0 (en) 2005-12-07
GB2431794A true GB2431794A (en) 2007-05-02

Family

ID=35516029

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0522159A Withdrawn GB2431794A (en) 2005-10-31 2005-10-31 Filtering pixels

Country Status (5)

Country Link
US (1) US8743280B2 (enExample)
JP (1) JP4961431B2 (enExample)
CN (1) CN101283587A (enExample)
GB (1) GB2431794A (enExample)
WO (1) WO2007051997A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2443858A (en) 2006-11-14 2008-05-21 Sony Uk Ltd Alias avoiding image processing using directional pixel block correlation and predetermined pixel value criteria
GB2444530A (en) * 2006-12-06 2008-06-11 Sony Uk Ltd Motion adaptive image processing by comparing inter-field pixel difference with intra-field pixel variability
US20100284672A1 (en) * 2008-02-07 2010-11-11 Eiko Kida Video signal processing method, integrated circuit, and video reproducer
CN105376483B (zh) * 2015-10-27 2018-11-27 京东方科技集团股份有限公司 一种图像重建方法及装置、眼镜装置及显示系统
CN107809638B (zh) * 2017-11-09 2020-03-17 广东技术师范学院 基于摄像头图像视频混合题材的滤波处理方法及系统
CN120343266A (zh) * 2019-06-21 2025-07-18 松下电器（美国）知识产权公司 编码装置、解码装置和非暂时性计算机可读介质

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943847A (en) * 1986-09-19 1990-07-24 M/A-Com Government Systems, Inc. Extended definition television
JP3271143B2 (ja) * 1990-10-22 2002-04-02 ソニー株式会社 映像信号処理回路
JP3158578B2 (ja) * 1991-12-19 2001-04-23 キヤノン株式会社 映像信号処理装置
FR2700090B1 (fr) * 1992-12-30 1995-01-27 Thomson Csf Procédé de désentrelacement de trames d'une séquence d'images animées.
US5337089A (en) 1993-06-07 1994-08-09 Philips Electronics North America Corporation Apparatus for converting a digital video signal which corresponds to a first scan line format into a digital video signal which corresponds to a different scan
DE69618440T2 (de) * 1995-11-01 2002-08-29 Koninklijke Philips Electronics N.V., Eindhoven Videosignalabtastumsetzung
JP3164292B2 (ja) * 1996-10-11 2001-05-08 日本ビクター株式会社 動画像符号化装置、動画像復号化装置および動画像符号記録方法
US6545719B1 (en) 2000-03-31 2003-04-08 Matsushita Electric Industrial Co., Ltd. Apparatus and method for concealing interpolation artifacts in a video interlaced to progressive scan converter
EP1191785A1 (en) * 2000-09-21 2002-03-27 Sony International (Europe) GmbH Interlace to progresssive conversion
US7423691B2 (en) * 2001-11-19 2008-09-09 Matsushita Electric Industrial Co., Ltd. Method of low latency interlace to progressive video format conversion
US7057664B2 (en) * 2002-10-18 2006-06-06 Broadcom Corporation Method and system for converting interlaced formatted video to progressive scan video using a color edge detection scheme
FR2851398A1 (fr) * 2003-02-19 2004-08-20 St Microelectronics Sa Procede et dispositif de de-entrelacement par analyse de pixels
DE602004002935T2 (de) * 2004-04-30 2007-02-01 Matsushita Electric Industrial Co., Ltd., Kadoma Bearbeitung von Tickern in Videosequenzen
US7864246B2 (en) * 2005-06-06 2011-01-04 Broadcom Corporation System, method, and apparatus for interlaced to progressive conversion using weighted average of spatial interpolation and weaving
GB2431802A (en) 2005-10-31 2007-05-02 Sony Uk Ltd Interpolating pixels
GB2431803A (en) 2005-10-31 2007-05-02 Sony Uk Ltd Alias avoidance in image processing
GB2443858A (en) 2006-11-14 2008-05-21 Sony Uk Ltd Alias avoiding image processing using directional pixel block correlation and predetermined pixel value criteria
GB2444530A (en) 2006-12-06 2008-06-11 Sony Uk Ltd Motion adaptive image processing by comparing inter-field pixel difference with intra-field pixel variability

Also Published As

Publication number Publication date
US8743280B2 (en) 2014-06-03
JP2009514295A (ja) 2009-04-02
US20080204593A1 (en) 2008-08-28
CN101283587A (zh) 2008-10-08
JP4961431B2 (ja) 2012-06-27
WO2007051997A1 (en) 2007-05-10
GB0522159D0 (en) 2005-12-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)