CN100375537C - 处理数字图像序列的方法和设备以及电视接收机 - Google Patents

处理数字图像序列的方法和设备以及电视接收机 Download PDF

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Publication number
CN100375537C
CN100375537C CNB038182114A CN03818211A CN100375537C CN 100375537 C CN100375537 C CN 100375537C CN B038182114 A CNB038182114 A CN B038182114A CN 03818211 A CN03818211 A CN 03818211A CN 100375537 C CN100375537 C CN 100375537C
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grid
block artifacts
current
blocking artefact
blocking
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Chinese (zh)
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CN1672424A (zh
Inventor
E·勒塞里尔
C·米罗索罗里亚
V·鲁奥
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Koninklijke Philips NV
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Koninklijke Philips Electronics NV
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    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H04N19/865—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness with detection of the former encoding block subdivision in decompressed video

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CNB038182114A 2002-07-31 2003-07-09 处理数字图像序列的方法和设备以及电视接收机 Expired - Fee Related CN100375537C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0209746 2002-07-31
FR02/09746 2002-07-31

Publications (2)

Publication Number Publication Date
CN1672424A CN1672424A (zh) 2005-09-21
CN100375537C true CN100375537C (zh) 2008-03-12

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CNB038182114A Expired - Fee Related CN100375537C (zh) 2002-07-31 2003-07-09 处理数字图像序列的方法和设备以及电视接收机

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Country Link
US (1) US7805018B2 (enExample)
EP (1) EP1527610A1 (enExample)
JP (1) JP2005535204A (enExample)
KR (1) KR20050027271A (enExample)
CN (1) CN100375537C (enExample)
AU (1) AU2003247030A1 (enExample)
WO (1) WO2004014084A1 (enExample)

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GB2418093B (en) * 2004-09-09 2007-03-28 Imagination Tech Ltd Method and apparatus for removing visible artefacts in video images
US8036485B2 (en) 2007-04-09 2011-10-11 Tektronix, Inc. Systems and methods for measuring loss of detail in a video codec block
US8363978B2 (en) * 2009-03-03 2013-01-29 Samsung Electronics Co., Ltd. System and method for block edge location with varying block sizes and offsets in compressed digital video
US9639919B2 (en) * 2014-10-07 2017-05-02 Stmicroelectronics (Grenoble 2) Sas Detection and correction of artefacts in images or video
US10304178B2 (en) * 2015-09-18 2019-05-28 Taiwan Semiconductor Manfacturing Company, Ltd. Method and system for diagnosing a semiconductor wafer

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EP0998149A1 (fr) * 1998-10-27 2000-05-03 France Telecom Procédé de contrôle de la qualité d'images numériques diffusées
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EP1223763A1 (fr) * 2000-12-26 2002-07-17 Koninklijke Philips Electronics N.V. Procédé de traitement de données d'image

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US6333990B1 (en) * 1998-06-02 2001-12-25 General Electric Company Fourier spectrum method to remove grid line artifacts without changing the diagnostic quality in X-ray images
KR100282147B1 (ko) * 1998-11-13 2001-02-15 구자홍 압축 영상 복원 방법
KR100366643B1 (ko) * 1998-11-25 2003-02-19 삼성전자 주식회사 구획현상제거방법및장치
US6427031B1 (en) * 1998-12-31 2002-07-30 Eastman Kodak Company Method for removing artifacts in an electronic image decoded from a block-transform coded representation of an image
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EP1209624A1 (en) * 2000-11-27 2002-05-29 Sony International (Europe) GmbH Method for compressed imaging artefact reduction
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US7003174B2 (en) * 2001-07-02 2006-02-21 Corel Corporation Removal of block encoding artifacts
EP1326450A1 (en) * 2001-12-21 2003-07-09 Sony International (Europe) GmbH Method and apparatus for detecting block-structured artifacts
US7031552B2 (en) * 2002-04-05 2006-04-18 Seiko Epson Corporation Adaptive post-filtering for reducing noise in highly compressed image/video coding
US6950473B2 (en) * 2002-06-21 2005-09-27 Seiko Epson Corporation Hybrid technique for reducing blocking and ringing artifacts in low-bit-rate coding
FR2841423A1 (fr) * 2002-06-25 2003-12-26 Koninkl Philips Electronics Nv Procede de detection d'artefacts de bloc
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0998146A1 (en) * 1998-05-22 2000-05-03 Matsushita Electronics Corporation Block noise detector and block noise eliminator
EP0998149A1 (fr) * 1998-10-27 2000-05-03 France Telecom Procédé de contrôle de la qualité d'images numériques diffusées
WO2001020912A1 (en) * 1999-09-14 2001-03-22 Koninklijke Philips Electronics N.V. Method and device for identifying block artifacts in digital video pictures
EP1223763A1 (fr) * 2000-12-26 2002-07-17 Koninklijke Philips Electronics N.V. Procédé de traitement de données d'image

Also Published As

Publication number Publication date
WO2004014084A1 (en) 2004-02-12
CN1672424A (zh) 2005-09-21
US20050271287A1 (en) 2005-12-08
EP1527610A1 (en) 2005-05-04
US7805018B2 (en) 2010-09-28
KR20050027271A (ko) 2005-03-18
AU2003247030A1 (en) 2004-02-23
JP2005535204A (ja) 2005-11-17

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