CA2289071C - Method for data compression - Google Patents

Method for data compression Download PDF

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Publication number
CA2289071C
CA2289071C CA002289071A CA2289071A CA2289071C CA 2289071 C CA2289071 C CA 2289071C CA 002289071 A CA002289071 A CA 002289071A CA 2289071 A CA2289071 A CA 2289071A CA 2289071 C CA2289071 C CA 2289071C
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CA
Canada
Prior art keywords
jpeg
compression
array
block
dct
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
CA002289071A
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English (en)
French (fr)
Other versions
CA2289071A1 (en
Inventor
Ira D. Hale
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.)
Landmark Graphics Corp
Original Assignee
Landmark Graphics Corp
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 Landmark Graphics Corp filed Critical Landmark Graphics Corp
Publication of CA2289071A1 publication Critical patent/CA2289071A1/en
Application granted granted Critical
Publication of CA2289071C publication Critical patent/CA2289071C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CA002289071A 1997-05-07 1998-05-06 Method for data compression Expired - Fee Related CA2289071C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4591597P 1997-05-07 1997-05-07
US60/045,915 1997-05-07
PCT/US1998/009290 WO1998050886A2 (en) 1997-05-07 1998-05-06 Method for data compression

Publications (2)

Publication Number Publication Date
CA2289071A1 CA2289071A1 (en) 1998-11-12
CA2289071C true CA2289071C (en) 2001-12-11

Family

ID=21940527

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002289071A Expired - Fee Related CA2289071C (en) 1997-05-07 1998-05-06 Method for data compression

Country Status (12)

Country Link
US (1) US6160919A (enExample)
EP (1) EP0980564B1 (enExample)
JP (1) JP3865079B2 (enExample)
CN (1) CN1145906C (enExample)
AU (1) AU727601B2 (enExample)
CA (1) CA2289071C (enExample)
DE (1) DE69837430T2 (enExample)
EA (1) EA001748B1 (enExample)
GE (1) GEP20033037B (enExample)
NO (1) NO314679B1 (enExample)
UA (1) UA57784C2 (enExample)
WO (1) WO1998050886A2 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2772136B1 (fr) * 1997-12-08 2000-01-07 Elf Exploration Prod Methode de detection d'une discontinuite geologique presente dans un milieu par utilisation du flux optique
US6393156B1 (en) * 1998-01-07 2002-05-21 Truong Q. Nguyen Enhanced transform compatibility for standardized data compression
WO2000005599A2 (en) * 1998-07-22 2000-02-03 Geo Energy, Inc. Fast compression and transmission of seismic data
US6859225B1 (en) 2000-10-20 2005-02-22 Silverbrook Research Pty Ltd Method and apparatus for fault tolerant data storage on photographs
US6909807B2 (en) * 2001-06-28 2005-06-21 Intel Corporation Compression and synthesis of two dimensional images
US7190836B2 (en) * 2002-03-18 2007-03-13 Siemens Corporate Research, Inc. Efficient ordering of data for compression and visualization
US20040202326A1 (en) * 2003-04-10 2004-10-14 Guanrong Chen System and methods for real-time encryption of digital images based on 2D and 3D multi-parametric chaotic maps
US7076735B2 (en) * 2003-07-21 2006-07-11 Landmark Graphics Corporation System and method for network transmission of graphical data through a distributed application
US8238194B2 (en) * 2004-09-23 2012-08-07 Schlumberger Technology Corporation Methods and systems for compressing sonic log data
US20060062081A1 (en) * 2004-09-23 2006-03-23 Schlumberger Technology Corporation Methods and systems for compressing sonic log data
US9007478B2 (en) * 2007-01-09 2015-04-14 Capso Vision, Inc. Methods to compensate manufacturing variations and design imperfections in a capsule camera
KR100839504B1 (ko) 2007-02-23 2008-06-19 삼성전자주식회사 이미지를 디코딩하는 방법, 이를 수행하는 이미지 디코더및 이를 포함하는 모바일 장치
US8374450B2 (en) * 2009-03-14 2013-02-12 Amir Averbuch Method for data compression using local cosine transform
BR112012006702A2 (pt) 2009-09-25 2019-09-24 Landmark Graphics Corp dispositivos e métodos para a estimativa de incerteza de previsão de produção
US9330064B2 (en) 2010-11-02 2016-05-03 Landmark Graphics Corporation Systems and methods for generating updates of geological models
US10045024B2 (en) * 2013-11-27 2018-08-07 Thomson Licensing Method and device for quantising the floating value of a pixel in an image
CN107346033A (zh) * 2016-05-06 2017-11-14 中石化石油工程技术服务有限公司 时变因子压缩方法
US11016212B2 (en) * 2017-04-11 2021-05-25 Saudi Arabian Oil Company Compressing seismic wavefields in three-dimensional reverse time migration
CN107948643B (zh) * 2017-11-27 2020-10-23 珠海亿智电子科技有限公司 一种降低jpeg图像方块效应的方法
US11656378B2 (en) 2020-06-08 2023-05-23 Saudi Arabian Oil Company Seismic imaging by visco-acoustic reverse time migration
CN114554312B (zh) * 2022-01-25 2023-04-28 中国石油大学(北京) 井下核磁测井数据的传输方法及现场可编程门阵列
CN114885036B (zh) * 2022-07-12 2022-09-23 深圳安德空间技术有限公司 一种探地雷达数据的实时有损压缩方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442454A (en) * 1982-11-15 1984-04-10 Eastman Kodak Company Image processing method using a block overlap transformation procedure
US4754492A (en) * 1985-06-03 1988-06-28 Picturetel Corporation Method and system for adapting a digitized signal processing system for block processing with minimal blocking artifacts
US5297236A (en) * 1989-01-27 1994-03-22 Dolby Laboratories Licensing Corporation Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder
US5021891A (en) * 1990-02-27 1991-06-04 Qualcomm, Inc. Adaptive block size image compression method and system
US5719958A (en) * 1993-11-30 1998-02-17 Polaroid Corporation System and method for image edge detection using discrete cosine transforms
JP3024673B2 (ja) * 1994-10-31 2000-03-21 日本電気株式会社 データ圧縮方式

Also Published As

Publication number Publication date
US6160919A (en) 2000-12-12
EP0980564A4 (en) 2002-08-07
WO1998050886A3 (en) 1999-02-04
AU7371498A (en) 1998-11-27
DE69837430D1 (de) 2007-05-10
CN1261967A (zh) 2000-08-02
DE69837430T2 (de) 2007-10-31
EP0980564A2 (en) 2000-02-23
EP0980564B1 (en) 2007-03-28
JP3865079B2 (ja) 2007-01-10
EA001748B1 (ru) 2001-08-27
GEP20033037B (en) 2003-07-25
NO314679B1 (no) 2003-04-28
NO995448D0 (no) 1999-11-05
JP2001524293A (ja) 2001-11-27
CN1145906C (zh) 2004-04-14
EA199901010A1 (ru) 2000-08-28
NO995448L (no) 1999-12-28
CA2289071A1 (en) 1998-11-12
WO1998050886A2 (en) 1998-11-12
UA57784C2 (uk) 2003-07-15
AU727601B2 (en) 2000-12-14

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