DE69519801D1 - Videokompressionsverfahren - Google Patents

Videokompressionsverfahren

Info

Publication number
DE69519801D1
DE69519801D1 DE69519801T DE69519801T DE69519801D1 DE 69519801 D1 DE69519801 D1 DE 69519801D1 DE 69519801 T DE69519801 T DE 69519801T DE 69519801 T DE69519801 T DE 69519801T DE 69519801 D1 DE69519801 D1 DE 69519801D1
Authority
DE
Germany
Prior art keywords
video compression
compression procedure
procedure
video
compression
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
DE69519801T
Other languages
English (en)
Other versions
DE69519801T2 (de
Inventor
Pentti Haikonen
Janne Juhola
Petri Latva-Rasku
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.)
Nokia Oyj
Original Assignee
Nokia Mobile Phones 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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Publication of DE69519801D1 publication Critical patent/DE69519801D1/de
Application granted granted Critical
Publication of DE69519801T2 publication Critical patent/DE69519801T2/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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector quantisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69519801T 1994-09-13 1995-09-13 Videokompressionsverfahren Expired - Fee Related DE69519801T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI944235A FI97096C (fi) 1994-09-13 1994-09-13 Videonkompressiomenetelmä
PCT/FI1995/000498 WO1996008928A1 (en) 1994-09-13 1995-09-13 Video compression method

Publications (2)

Publication Number Publication Date
DE69519801D1 true DE69519801D1 (de) 2001-02-08
DE69519801T2 DE69519801T2 (de) 2001-06-13

Family

ID=8541356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69519801T Expired - Fee Related DE69519801T2 (de) 1994-09-13 1995-09-13 Videokompressionsverfahren

Country Status (6)

Country Link
US (1) US6304605B1 (de)
EP (1) EP0781491B1 (de)
AU (1) AU3388995A (de)
DE (1) DE69519801T2 (de)
FI (1) FI97096C (de)
WO (1) WO1996008928A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6160845A (en) * 1996-12-26 2000-12-12 Sony Corporation Picture encoding device, picture encoding method, picture decoding device, picture decoding method, and recording medium
CN1163076C (zh) * 1996-12-26 2004-08-18 索尼株式会社 图像编码装置和图像编码方法及图像解码装置和图像解码方法
GB2362055A (en) * 2000-05-03 2001-11-07 Clearstream Tech Ltd Image compression using a codebook
US7336840B2 (en) * 2004-09-14 2008-02-26 Info Panama Service, Inc. Compression method for binary images
US7650042B2 (en) * 2006-02-27 2010-01-19 Lsi Corporation Sign coring for contour reduction
GB2457262A (en) * 2008-02-08 2009-08-12 Linear Algebra Technologies Compression / decompression of data blocks, applicable to video reference frames
CN102449663B (zh) * 2009-06-24 2015-02-11 诺基亚公司 用于处理由二进制图像传感器捕获的数字图像的设备和方法
US8687911B2 (en) 2009-06-24 2014-04-01 Nokia Corporation Adaptive method for processing digital images, and an image processing device
US8885706B2 (en) 2011-09-16 2014-11-11 Google Inc. Apparatus and methodology for a video codec system with noise reduction capability
GB2509055B (en) * 2012-12-11 2016-03-23 Gurulogic Microsystems Oy Encoder and method
US10255315B2 (en) 2012-12-11 2019-04-09 Gurulogic Microsystems Oy Encoder, decoder and method
GB2551291B (en) 2013-05-23 2018-02-14 Linear Algebra Tech Limited Corner detection
US9910675B2 (en) 2013-08-08 2018-03-06 Linear Algebra Technologies Limited Apparatus, systems, and methods for low power computational imaging
US9727113B2 (en) 2013-08-08 2017-08-08 Linear Algebra Technologies Limited Low power computational imaging
US11768689B2 (en) 2013-08-08 2023-09-26 Movidius Limited Apparatus, systems, and methods for low power computational imaging
US9146747B2 (en) 2013-08-08 2015-09-29 Linear Algebra Technologies Limited Apparatus, systems, and methods for providing configurable computational imaging pipeline
US10001993B2 (en) 2013-08-08 2018-06-19 Linear Algebra Technologies Limited Variable-length instruction buffer management
US9196017B2 (en) 2013-11-15 2015-11-24 Linear Algebra Technologies Limited Apparatus, systems, and methods for removing noise from an image
US9270872B2 (en) 2013-11-26 2016-02-23 Linear Algebra Technologies Limited Apparatus, systems, and methods for removing shading effect from image
GB2527099B (en) * 2014-06-11 2018-07-18 Gurulogic Microsystems Oy Apparatus and method for data compression
US10102613B2 (en) 2014-09-25 2018-10-16 Google Llc Frequency-domain denoising
US10460704B2 (en) 2016-04-01 2019-10-29 Movidius Limited Systems and methods for head-mounted display adapted to human visual mechanism
CN106447610B (zh) * 2016-08-31 2019-07-23 重庆大学 图像重建方法及装置
US10949947B2 (en) 2017-12-29 2021-03-16 Intel Corporation Foveated image rendering for head-mounted display devices

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980809A (en) 1973-07-16 1976-09-14 International Business Machines Corporation Encoding logic for reduced bandwidth pictorial data transmission system
GB2190560B (en) * 1986-05-08 1990-06-20 Gen Electric Plc Data compression
JPH0488489A (ja) 1990-08-01 1992-03-23 Internatl Business Mach Corp <Ibm> 一般化ハフ変換を用いた文字認識装置および方法
FI92272C (fi) * 1992-05-20 1994-10-10 Valtion Teknillinen Kuvansiirtojärjestelmän tiivistyskoodausmenetelmä
KR0166716B1 (ko) 1992-06-18 1999-03-20 강진구 블럭 dpcm을 이용한 부호화/복호화방법 및 장치
EP0648400A1 (de) 1992-06-29 1995-04-19 BRITISH TELECOMMUNICATIONS public limited company Codierung und decodierung von videosignalen
KR950010913B1 (ko) 1992-07-23 1995-09-25 삼성전자주식회사 가변장부호화 및 복호화시스템
JP2575595B2 (ja) * 1992-10-20 1997-01-29 インターナショナル・ビジネス・マシーンズ・コーポレイション イメージフレームの圧縮方法及びデータ処理システム
EP0609022A3 (de) 1993-01-25 1995-08-23 Matsushita Electric Ind Co Ltd Bildkodierungsgerät.
US5815636A (en) * 1993-03-29 1998-09-29 Canon Kabushiki Kaisha Image reproducing apparatus
CN1052840C (zh) * 1993-06-01 2000-05-24 汤姆森多媒体公司 用于对数字视频信号进行插值的方法及装置

Also Published As

Publication number Publication date
FI97096B (fi) 1996-06-28
EP0781491A1 (de) 1997-07-02
FI944235A0 (fi) 1994-09-13
US6304605B1 (en) 2001-10-16
FI97096C (fi) 1996-10-10
AU3388995A (en) 1996-03-29
EP0781491B1 (de) 2001-01-03
FI944235A (fi) 1996-03-14
DE69519801T2 (de) 2001-06-13
WO1996008928A1 (en) 1996-03-21

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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