FI944235A0 - Videonkompressiomenetelmä - Google Patents

Videonkompressiomenetelmä

Info

Publication number
FI944235A0
FI944235A0 FI944235A FI944235A FI944235A0 FI 944235 A0 FI944235 A0 FI 944235A0 FI 944235 A FI944235 A FI 944235A FI 944235 A FI944235 A FI 944235A FI 944235 A0 FI944235 A0 FI 944235A0
Authority
FI
Finland
Prior art keywords
video
Prior art date
Application number
FI944235A
Other languages
English (en)
Swedish (sv)
Other versions
FI944235A (fi
FI97096B (fi
FI97096C (fi
Inventor
Pentti Haikonen
Janne Juhola
Petri Latva-Rasku
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
Priority to FI944235A priority Critical patent/FI97096C/fi
Publication of FI944235A0 publication Critical patent/FI944235A0/fi
Priority to PCT/FI1995/000498 priority patent/WO1996008928A1/en
Priority to AU33889/95A priority patent/AU3388995A/en
Priority to EP95930543A priority patent/EP0781491B1/en
Priority to DE69519801T priority patent/DE69519801T2/de
Priority to US08/793,897 priority patent/US6304605B1/en
Publication of FI944235A publication Critical patent/FI944235A/fi
Publication of FI97096B publication Critical patent/FI97096B/fi
Application granted granted Critical
Publication of FI97096C publication Critical patent/FI97096C/fi

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)
FI944235A 1994-09-13 1994-09-13 Videonkompressiomenetelmä FI97096C (fi)

Priority Applications (6)

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
AU33889/95A AU3388995A (en) 1994-09-13 1995-09-13 Video compression method
EP95930543A EP0781491B1 (en) 1994-09-13 1995-09-13 Video compression method
DE69519801T DE69519801T2 (de) 1994-09-13 1995-09-13 Videokompressionsverfahren
US08/793,897 US6304605B1 (en) 1994-09-13 1995-09-13 Video compressing method wherein the direction and location of contours within image blocks are defined using a binary picture of the block

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI944235A FI97096C (fi) 1994-09-13 1994-09-13 Videonkompressiomenetelmä
FI944235 1994-09-13

Publications (4)

Publication Number Publication Date
FI944235A0 true FI944235A0 (fi) 1994-09-13
FI944235A FI944235A (fi) 1996-03-14
FI97096B FI97096B (fi) 1996-06-28
FI97096C FI97096C (fi) 1996-10-10

Family

ID=8541356

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944235A FI97096C (fi) 1994-09-13 1994-09-13 Videonkompressiomenetelmä

Country Status (6)

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

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69712880T2 (de) * 1996-12-26 2002-11-14 Sony Corp., Tokio/Tokyo Vorrichtung und verfahren zur bildkodierung und -dekodierung sowie aufzeichnungsmedium
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
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
US8687911B2 (en) 2009-06-24 2014-04-01 Nokia Corporation Adaptive method for processing digital images, and an image processing device
WO2010149844A1 (en) * 2009-06-24 2010-12-29 Nokia Corporation Device and method for processing digital images captured by a binary image sensor
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
GB2514397B (en) 2013-05-23 2017-10-11 Linear Algebra Tech Ltd Corner detection
US9727113B2 (en) 2013-08-08 2017-08-08 Linear Algebra Technologies Limited Low power computational imaging
US9934043B2 (en) 2013-08-08 2018-04-03 Linear Algebra Technologies Limited Apparatus, systems, and methods for providing computational imaging pipeline
US11768689B2 (en) 2013-08-08 2023-09-26 Movidius Limited Apparatus, systems, and methods for low power computational imaging
US9910675B2 (en) 2013-08-08 2018-03-06 Linear Algebra Technologies Limited Apparatus, systems, and methods for low power computational imaging
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 (en) 1992-06-29 1995-04-19 BRITISH TELECOMMUNICATIONS public limited company Coding and decoding video signals
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 (en) 1993-01-25 1995-08-23 Matsushita Electric Ind Co Ltd Image coding apparatus.
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
US6304605B1 (en) 2001-10-16
FI944235A (fi) 1996-03-14
DE69519801D1 (de) 2001-02-08
DE69519801T2 (de) 2001-06-13
WO1996008928A1 (en) 1996-03-21
EP0781491A1 (en) 1997-07-02
FI97096B (fi) 1996-06-28
FI97096C (fi) 1996-10-10
EP0781491B1 (en) 2001-01-03
AU3388995A (en) 1996-03-29

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: NOKIA MOBILE PHONES LTD

BB Publication of examined application