HK1050602A1 - Reversible wavelet transform and embedded codestream manipulation. - Google Patents
Reversible wavelet transform and embedded codestream manipulation.Info
- Publication number
- HK1050602A1 HK1050602A1 HK03102663A HK03102663A HK1050602A1 HK 1050602 A1 HK1050602 A1 HK 1050602A1 HK 03102663 A HK03102663 A HK 03102663A HK 03102663 A HK03102663 A HK 03102663A HK 1050602 A1 HK1050602 A1 HK 1050602A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- wavelet transform
- reversible wavelet
- embedded codestream
- manipulation
- codestream manipulation
- Prior art date
Links
Classifications
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- H—ELECTRICITY
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/148—Wavelet transforms
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- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
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Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Discrete Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Computational Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Databases & Information Systems (AREA)
- Algebra (AREA)
- Computing Systems (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/498,036 US5867602A (en) | 1994-09-21 | 1995-06-30 | Reversible wavelet transform and embedded codestream manipulation |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1050602A1 true HK1050602A1 (en) | 2003-06-27 |
Family
ID=23979361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK03102663A HK1050602A1 (en) | 1995-06-30 | 2003-04-11 | Reversible wavelet transform and embedded codestream manipulation. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5867602A (zh) |
JP (5) | JP3792789B2 (zh) |
CN (4) | CN1104140C (zh) |
DE (1) | DE19626600C2 (zh) |
GB (1) | GB2303031B (zh) |
HK (1) | HK1050602A1 (zh) |
Families Citing this family (123)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5748786A (en) * | 1994-09-21 | 1998-05-05 | Ricoh Company, Ltd. | Apparatus for compression using reversible embedded wavelets |
US6549666B1 (en) * | 1994-09-21 | 2003-04-15 | Ricoh Company, Ltd | Reversible embedded wavelet system implementation |
US6229927B1 (en) | 1994-09-21 | 2001-05-08 | Ricoh Company, Ltd. | Reversible embedded wavelet system implementation |
US5867602A (en) * | 1994-09-21 | 1999-02-02 | Ricoh Corporation | Reversible wavelet transform and embedded codestream manipulation |
US6141446A (en) * | 1994-09-21 | 2000-10-31 | Ricoh Company, Ltd. | Compression and decompression system with reversible wavelets and lossy reconstruction |
US6873734B1 (en) * | 1994-09-21 | 2005-03-29 | Ricoh Company Ltd | Method and apparatus for compression using reversible wavelet transforms and an embedded codestream |
US6195465B1 (en) * | 1994-09-21 | 2001-02-27 | Ricoh Company, Ltd. | Method and apparatus for compression using reversible wavelet transforms and an embedded codestream |
US5659631A (en) * | 1995-02-21 | 1997-08-19 | Ricoh Company, Ltd. | Data compression for indexed color image data |
US5793371A (en) | 1995-08-04 | 1998-08-11 | Sun Microsystems, Inc. | Method and apparatus for geometric compression of three-dimensional graphics data |
US5842004A (en) * | 1995-08-04 | 1998-11-24 | Sun Microsystems, Inc. | Method and apparatus for decompression of compressed geometric three-dimensional graphics data |
SE507410C2 (sv) * | 1995-11-08 | 1998-05-25 | Ericsson Telefon Ab L M | Förfarande och anordning för rörelseestimering |
US5710835A (en) * | 1995-11-14 | 1998-01-20 | The Regents Of The University Of California, Office Of Technology Transfer | Storage and retrieval of large digital images |
DE19625402A1 (de) * | 1996-06-25 | 1998-01-02 | Siemens Ag | Verfahren zur Bearbeitung von Bildpunkten eines Bildsegments durch einen Rechner |
DE69730277T2 (de) * | 1996-06-28 | 2005-08-25 | Oki Electric Industry Co., Ltd. | Wavelettransformationsverfahren und -vorrichtung |
JP3695045B2 (ja) * | 1996-10-01 | 2005-09-14 | ソニー株式会社 | 符号化装置 |
JP3031613B2 (ja) * | 1996-11-12 | 2000-04-10 | 株式会社つくばソフト研究所 | カラー/濃淡画像入力出力装置と入力出力方法 |
US5859604A (en) * | 1997-01-14 | 1999-01-12 | International Business Machines Corporation | Merged VLSI implementation of hardware optimized Q-Coder and software optimized QM-Coder |
US6157746A (en) * | 1997-02-12 | 2000-12-05 | Sarnoff Corporation | Apparatus and method for encoding wavelet trees generated by a wavelet-based coding method |
WO1998044637A1 (en) * | 1997-03-28 | 1998-10-08 | Sony Corporation | Data coding method and device, data decoding method and device, and recording medium |
US6091775A (en) * | 1997-04-17 | 2000-07-18 | Sharp Kabushiki Kaisha | Video-coding device and video-decoding device |
GB2341034B (en) * | 1997-05-01 | 2000-06-07 | Ricoh Kk | Reversible embedded wavelet system implementation |
GB2325584B (en) * | 1997-05-01 | 2000-03-29 | Ricoh Kk | Decompression system using inverse wavelet transform |
WO1998054888A2 (en) * | 1997-05-30 | 1998-12-03 | Sarnoff Corporation | Method and apparatus for performing hierarchical motion estimation using nonlinear pyramid |
US6233357B1 (en) * | 1997-07-14 | 2001-05-15 | Sharp Laboratories Of America, Inc. | Arbitrary shape wavelet transform with phase alignment |
US6381370B1 (en) * | 1997-07-14 | 2002-04-30 | Oki Electric Industry Co., Ltd. | Method and apparatus for image encoding |
DE19737258A1 (de) * | 1997-08-27 | 1999-03-04 | Iat Ag | Bilddatenübertragungsverfahren |
US6275619B1 (en) | 1997-08-29 | 2001-08-14 | Teralogic, Inc. | System and method for performing wavelet and inverse wavelet transformations of digital data using semi-orthogonal wavelets |
EP0905978A3 (en) | 1997-09-29 | 2000-04-12 | Canon Kabushiki Kaisha | An encoding method and apparatus |
JPH11225078A (ja) | 1997-09-29 | 1999-08-17 | Canon Inf Syst Res Australia Pty Ltd | データ圧縮方法及び装置 |
AU727434B2 (en) * | 1997-09-29 | 2000-12-14 | Canon Kabushiki Kaisha | Method and apparatus for decoding |
AUPO951997A0 (en) * | 1997-09-29 | 1997-10-23 | Canon Information Systems Research Australia Pty Ltd | A decoder method and architecture |
AUPO951497A0 (en) * | 1997-09-29 | 1997-10-23 | Canon Information Systems Research Australia Pty Ltd | A method for data compression |
EP0905651A3 (en) | 1997-09-29 | 2000-02-23 | Canon Kabushiki Kaisha | Image processing apparatus and method |
US6259820B1 (en) * | 1997-10-06 | 2001-07-10 | Nec Research Institute, Inc. | Progressive JPEG decoding |
DE19744407C1 (de) | 1997-10-08 | 1999-02-11 | Luratech Ges Fuer Luft Und Rau | Verfahren zur mehrdimensionalen, diskreten Wavelet-Transformation und Transformationseinheit zur Durchführung des Verfahrens |
US6707948B1 (en) * | 1997-11-17 | 2004-03-16 | The Regents Of The University Of California | Image compression for memory-constrained decoders |
JP3679586B2 (ja) * | 1997-12-24 | 2005-08-03 | キヤノン株式会社 | 符号化及び復号装置とその符号化及び復号方法 |
JPH11191886A (ja) * | 1997-12-25 | 1999-07-13 | Matsushita Electric Ind Co Ltd | 画像データ処理方法および画像データ処理装置 |
US6332030B1 (en) * | 1998-01-15 | 2001-12-18 | The Regents Of The University Of California | Method for embedding and extracting digital data in images and video |
US6144772A (en) * | 1998-01-29 | 2000-11-07 | Canon Kabushiki Kaisha | Variable compression encoding of digitized images |
US6041143A (en) * | 1998-04-14 | 2000-03-21 | Teralogic Incorporated | Multiresolution compressed image management system and method |
US6310967B1 (en) * | 1998-04-29 | 2001-10-30 | University Of South Florida | Normal and abnormal tissue identification system and method for medical images such as digital mammograms |
US6556689B1 (en) * | 1998-05-29 | 2003-04-29 | University Of Delaware | Watermarking methods for digital images and videos |
US6236757B1 (en) * | 1998-06-18 | 2001-05-22 | Sharp Laboratories Of America, Inc. | Joint coding method for images and videos with multiple arbitrarily shaped segments or objects |
US6215907B1 (en) * | 1998-06-26 | 2001-04-10 | Fisher-Rosemont Systems, Inc. | Recursive on-line wavelet data compression technique for use in data storage and communications |
JP4420415B2 (ja) * | 1998-07-03 | 2010-02-24 | キヤノン株式会社 | 符号化方法及び符号化装置 |
US6094631A (en) * | 1998-07-09 | 2000-07-25 | Winbond Electronics Corp. | Method of signal compression |
WO2000005599A2 (en) * | 1998-07-22 | 2000-02-03 | Geo Energy, Inc. | Fast compression and transmission of seismic data |
US6347157B2 (en) | 1998-07-24 | 2002-02-12 | Picsurf, Inc. | System and method for encoding a video sequence using spatial and temporal transforms |
US6229926B1 (en) * | 1998-07-24 | 2001-05-08 | Picsurf, Inc. | Memory saving wavelet-like image transform system and method for digital camera and other memory conservative applications |
US6510247B1 (en) * | 1998-09-25 | 2003-01-21 | Hewlett-Packard Company | Decoding of embedded bit streams produced by context-based ordering and coding of transform coeffiecient bit-planes |
US6263109B1 (en) * | 1998-09-25 | 2001-07-17 | Hewlett-Packard Company | Context-based ordering and coding of transform coefficient bit-planes for embedded bitstreams |
US6310978B1 (en) * | 1998-10-01 | 2001-10-30 | Sharewave, Inc. | Method and apparatus for digital data compression |
US6415058B2 (en) * | 1998-10-27 | 2002-07-02 | Hewlett-Packard Company | System for compression of digital images comprising low detail areas |
KR100331332B1 (ko) * | 1998-11-02 | 2002-06-20 | 윤종용 | 비디오 데이터 송신 장치와 수신장치 및 그 방법 |
US6487319B1 (en) | 1998-11-18 | 2002-11-26 | Sarnoff Corporation | Apparatus and method for identifying the location of a coding unit |
US6624761B2 (en) | 1998-12-11 | 2003-09-23 | Realtime Data, Llc | Content independent data compression method and system |
US6665646B1 (en) * | 1998-12-11 | 2003-12-16 | At&T Corp. | Predictive balanced multiple description coder for data compression |
FR2790173A1 (fr) * | 1999-02-24 | 2000-08-25 | Canon Kk | Dispositif et procede de transformation de signal numerique |
US6601104B1 (en) | 1999-03-11 | 2003-07-29 | Realtime Data Llc | System and methods for accelerated data storage and retrieval |
US6604158B1 (en) * | 1999-03-11 | 2003-08-05 | Realtime Data, Llc | System and methods for accelerated data storage and retrieval |
CA2384458A1 (en) * | 1999-09-23 | 2001-03-29 | Chroma Graphics, Inc. | Method and apparatus for describing and simulating complex systems |
US6246797B1 (en) * | 1999-11-12 | 2001-06-12 | Picsurf, Inc. | Picture and video storage management system and method |
US20020044696A1 (en) * | 1999-11-24 | 2002-04-18 | Sirohey Saad A. | Region of interest high resolution reconstruction for display purposes and a novel bookmarking capability |
US6633674B1 (en) * | 1999-11-24 | 2003-10-14 | General Electric Company | Picture archiving and communication system employing improved data compression |
US7421136B2 (en) * | 1999-11-24 | 2008-09-02 | Ge Medical Systems Information Technologies Inc. | Image tessellation for region-specific coefficient access |
US7236637B2 (en) * | 1999-11-24 | 2007-06-26 | Ge Medical Systems Information Technologies, Inc. | Method and apparatus for transmission and display of a compressed digitized image |
US6934420B1 (en) * | 1999-12-22 | 2005-08-23 | Trident Systems Incorporated | Wave image compression |
JP2001285645A (ja) * | 2000-01-25 | 2001-10-12 | Canon Inc | 画像入力装置、画像処理装置、画像入力方法、画像処理方法、及び画像入力システム |
US20030191876A1 (en) * | 2000-02-03 | 2003-10-09 | Fallon James J. | Data storewidth accelerator |
US20010047473A1 (en) * | 2000-02-03 | 2001-11-29 | Realtime Data, Llc | Systems and methods for computer initialization |
US6650782B1 (en) * | 2000-02-24 | 2003-11-18 | Eastman Kodak Company | Visually progressive ordering of compressed subband bit-planes and rate-control based on this ordering |
US7035473B1 (en) * | 2000-03-01 | 2006-04-25 | Sharp Laboratories Of America, Inc. | Distortion-adaptive visual frequency weighting |
FR2805941B1 (fr) * | 2000-03-02 | 2002-08-09 | Canon Kk | Procede et dispositif de codage entropique |
AUPQ618500A0 (en) | 2000-03-13 | 2000-04-06 | Canon Kabushiki Kaisha | Memory management of compressed images data |
US7024046B2 (en) * | 2000-04-18 | 2006-04-04 | Real Time Image Ltd. | System and method for the lossless progressive streaming of images over a communication network |
US6631452B1 (en) * | 2000-04-28 | 2003-10-07 | Idea Corporation | Register stack engine having speculative load/store modes |
JP4545980B2 (ja) * | 2000-05-11 | 2010-09-15 | キヤノン株式会社 | 符号化装置及び符号化方法並びに記憶媒体 |
JP2002084539A (ja) * | 2000-09-07 | 2002-03-22 | Asa Systems:Kk | 逐次近似圧縮データへのビットプレーン分解ステガノグラフィの適用技術 |
US8692695B2 (en) | 2000-10-03 | 2014-04-08 | Realtime Data, Llc | Methods for encoding and decoding data |
US7417568B2 (en) * | 2000-10-03 | 2008-08-26 | Realtime Data Llc | System and method for data feed acceleration and encryption |
US9143546B2 (en) | 2000-10-03 | 2015-09-22 | Realtime Data Llc | System and method for data feed acceleration and encryption |
US7386046B2 (en) * | 2001-02-13 | 2008-06-10 | Realtime Data Llc | Bandwidth sensitive data compression and decompression |
US6898323B2 (en) * | 2001-02-15 | 2005-05-24 | Ricoh Company, Ltd. | Memory usage scheme for performing wavelet processing |
US7062101B2 (en) * | 2001-03-30 | 2006-06-13 | Ricoh Co., Ltd. | Method and apparatus for storing bitplanes of coefficients in a reduced size memory |
US6895120B2 (en) * | 2001-03-30 | 2005-05-17 | Ricoh Co., Ltd. | 5,3 wavelet filter having three high pair and low pair filter elements with two pairs of cascaded delays |
US6950558B2 (en) * | 2001-03-30 | 2005-09-27 | Ricoh Co., Ltd. | Method and apparatus for block sequential processing |
EP1263236A2 (en) * | 2001-05-28 | 2002-12-04 | Canon Research Centre France S.A. | Method and device for processing a digital signal |
US7581027B2 (en) * | 2001-06-27 | 2009-08-25 | Ricoh Co., Ltd. | JPEG 2000 for efficent imaging in a client/server environment |
JP2003060886A (ja) * | 2001-08-09 | 2003-02-28 | Matsushita Electric Ind Co Ltd | 画像処理装置及び方法 |
US7082450B2 (en) * | 2001-08-30 | 2006-07-25 | Nokia Corporation | Implementation of a transform and of a subsequent quantization |
JP3796432B2 (ja) * | 2001-10-31 | 2006-07-12 | キヤノン株式会社 | フィルタ処理装置およびフィルタ処理方法 |
JP3922919B2 (ja) * | 2001-12-11 | 2007-05-30 | 株式会社リコー | 静止画像伸長装置及び静止画像伸長方法 |
US7120305B2 (en) * | 2002-04-16 | 2006-10-10 | Ricoh, Co., Ltd. | Adaptive nonlinear image enlargement using wavelet transform coefficients |
JP3961870B2 (ja) * | 2002-04-30 | 2007-08-22 | 株式会社リコー | 画像処理方法、画像処理装置、及び画像処理プログラム |
AUPS271002A0 (en) * | 2002-05-31 | 2002-06-20 | Canon Kabushiki Kaisha | Embedding a multiresolution compressed thumbnail image in a compressed image file |
DE10229706A1 (de) * | 2002-07-02 | 2004-12-09 | T-Mobile Deutschland Gmbh | Verfahren zur Speicherplatzverwaltung in einem Speichrmedium eines digitalen Endgeräts bei einer Datenspeicherung nach dem Verfahren der priorisierten Pixelübertragung |
FR2857527B1 (fr) * | 2003-07-11 | 2006-01-06 | Cit Alcatel | Compression contextuelle d'images numeriques |
US7634148B2 (en) * | 2005-01-07 | 2009-12-15 | Ntt Docomo, Inc. | Image signal transforming and inverse-transforming method and computer program product with pre-encoding filtering features |
JP4618676B2 (ja) * | 2005-04-28 | 2011-01-26 | 株式会社リコー | 構造化文書符号の転送方法、画像処理システム、サーバ装置、プログラム及び情報記録媒体 |
JP4016072B2 (ja) * | 2005-06-06 | 2007-12-05 | 国立大学法人東京工業大学 | 画像変換装置および画像変換プログラム |
JP4872282B2 (ja) * | 2005-09-08 | 2012-02-08 | セイコーエプソン株式会社 | 画像表示システム,画像表示方法,画像表示プログラム,記録媒体,データ処理装置,画像表示装置 |
DE112006002638B4 (de) * | 2005-10-12 | 2015-10-15 | Autonetworks Technologies, Ltd. | Fahrzeuginterner Datenbankverteilungsknoten und fahrzeuginternes Datenbanksystem |
US7613347B1 (en) | 2005-12-13 | 2009-11-03 | Adobe Systems, Incorporated | Low-complexity image coding |
JP4798582B2 (ja) * | 2006-08-22 | 2011-10-19 | 株式会社リコー | 画像処理装置、画像処理方法およびプログラム |
KR20160114186A (ko) * | 2008-09-18 | 2016-10-04 | 톰슨 라이센싱 | 비디오 영상 프루닝 방법 및 장치 |
EP2237557A1 (en) * | 2009-04-03 | 2010-10-06 | Panasonic Corporation | Coding for filter coefficients |
KR101457418B1 (ko) | 2009-10-23 | 2014-11-04 | 삼성전자주식회사 | 계층적 부호화 단위의 크기에 따른 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치 |
US20130188878A1 (en) * | 2010-07-20 | 2013-07-25 | Lockheed Martin Corporation | Image analysis systems having image sharpening capabilities and methods using same |
KR20130050149A (ko) | 2011-11-07 | 2013-05-15 | 오수미 | 인터 모드에서의 예측 블록 생성 방법 |
FR3005816B1 (fr) * | 2013-05-17 | 2019-11-29 | Jean-Claude Colin | Procede pour encoder, notamment des images compressees, notamment par "range coder" ou compression arithmetique. |
GB2536026A (en) * | 2015-03-05 | 2016-09-07 | Nokia Technologies Oy | Method and apparatus for encoding and decoding images |
JP6975137B2 (ja) * | 2015-09-18 | 2021-12-01 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 高速かつ効率的な画像圧縮及び解凍のための方法及び装置 |
WO2018041843A1 (en) * | 2016-08-29 | 2018-03-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder for Encoding, and Decoder for Decoding, a Digital Image Representation into a Data Stream using Indicating a Number of Leading Zero Bit Planes |
EP3291560A1 (en) * | 2016-08-29 | 2018-03-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder for encoding, and decoder for decoding, a 2-dimensional digital image representation into a data stream using applying additional information to a different coefficient |
CN107896330B (zh) * | 2017-11-29 | 2019-08-13 | 北京大学深圳研究生院 | 一种用于帧内和帧间预测的滤波方法 |
US11398830B2 (en) * | 2018-04-27 | 2022-07-26 | University Of Cyprus | Methods for compression of multivariate correlated data for multi-channel communication |
US10701376B2 (en) * | 2018-07-05 | 2020-06-30 | Awecom, Inc. | Resilient image compression and decompression |
JP7115099B2 (ja) * | 2018-07-25 | 2022-08-09 | セイコーエプソン株式会社 | 印刷装置、印刷方法および印刷システム |
US11955227B2 (en) | 2018-09-05 | 2024-04-09 | Translational Imaging Innovations, Inc. | Methods, systems and computer program products for retrospective data mining |
BR102019000922A2 (pt) | 2019-01-16 | 2020-10-13 | Samsung Eletrônica da Amazônia Ltda. | Método para comprimir dados de campo de luz usando transformadas de quatro dimensões de tamanho de bloco variável e decomposição por planos de bits |
US11206417B2 (en) * | 2019-05-30 | 2021-12-21 | Tencent America LLC | Method and apparatus for video coding |
GB2602246A (en) * | 2020-10-22 | 2022-06-29 | Memoscale As | Lossless JPEG recompression method |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4589011A (en) * | 1984-01-16 | 1986-05-13 | At&T Bell Laboratories | Single sideband modulated chrominance information for compatible high-definition television |
GB8621994D0 (en) * | 1986-09-12 | 1986-10-22 | Crosfield Electronics Ltd | Image processing |
US4774574A (en) * | 1987-06-02 | 1988-09-27 | Eastman Kodak Company | Adaptive block transform image coding method and apparatus |
BE1000643A5 (fr) * | 1987-06-05 | 1989-02-28 | Belge Etat | Procede de codage de signaux d'image. |
US5028995A (en) * | 1987-10-28 | 1991-07-02 | Hitachi, Ltd. | Picture signal processor, picture signal coder and picture signal interpolator |
EP0339589A3 (en) * | 1988-04-28 | 1992-01-02 | Sharp Kabushiki Kaisha | Orthogonal transform coding system for image data |
US5241395A (en) * | 1989-08-07 | 1993-08-31 | Bell Communications Research, Inc. | Adaptive transform coding using variable block size |
US5014134A (en) * | 1989-09-11 | 1991-05-07 | Aware, Inc. | Image compression method and apparatus |
US4999705A (en) * | 1990-05-03 | 1991-03-12 | At&T Bell Laboratories | Three dimensional motion compensated video coding |
US5384725A (en) * | 1990-05-18 | 1995-01-24 | Yale University | Method and apparatus for encoding and decoding using wavelet-packets |
JP3012698B2 (ja) * | 1991-01-29 | 2000-02-28 | オリンパス光学工業株式会社 | 画像データの符号化装置および符号化方法 |
JPH04323963A (ja) * | 1991-04-23 | 1992-11-13 | Canon Inc | 画像処理方法及び装置 |
ES2038897B1 (es) * | 1991-06-07 | 1995-10-16 | Alcatel Espacio Sa | Metodo y dispositivo de regulacion de velocidad de salida de datos para compresores de imagenes con velocidad de salida variable. |
US5235434A (en) * | 1991-06-27 | 1993-08-10 | Polaroid Corporation | Method and apparatus for selectively adjusting the brightness of large regions of an image |
US5315670A (en) * | 1991-11-12 | 1994-05-24 | General Electric Company | Digital data compression system including zerotree coefficient coding |
US5260967A (en) * | 1992-01-13 | 1993-11-09 | Interdigital Technology Corporation | CDMA/TDMA spread-spectrum communications system and method |
US5321776A (en) * | 1992-02-26 | 1994-06-14 | General Electric Company | Data compression system including successive approximation quantizer |
JPH06125543A (ja) * | 1992-10-12 | 1994-05-06 | Toshiba Corp | 符号化装置 |
JP3293920B2 (ja) * | 1993-01-22 | 2002-06-17 | キヤノン株式会社 | 画像処理装置およびその方法 |
US5381145A (en) * | 1993-02-10 | 1995-01-10 | Ricoh Corporation | Method and apparatus for parallel decoding and encoding of data |
US5583500A (en) * | 1993-02-10 | 1996-12-10 | Ricoh Corporation | Method and apparatus for parallel encoding and decoding of data |
JPH06256038A (ja) * | 1993-03-02 | 1994-09-13 | Yoshinori Takashima | 陶磁器用七宝絵具 |
JPH07168809A (ja) * | 1993-03-30 | 1995-07-04 | Klics Ltd | ウェーブレット変換方法及びウェーブレット変換回路 |
GB2293733B (en) * | 1994-09-20 | 1997-10-22 | Ricoh Kk | Encoder including an embedded coder for performing bit-significance encoding |
US5867602A (en) * | 1994-09-21 | 1999-02-02 | Ricoh Corporation | Reversible wavelet transform and embedded codestream manipulation |
GB2295936B (en) * | 1994-12-05 | 1997-02-05 | Microsoft Corp | Progressive image transmission using discrete wavelet transforms |
-
1995
- 1995-06-30 US US08/498,036 patent/US5867602A/en not_active Expired - Lifetime
-
1996
- 1996-06-25 GB GB9613320A patent/GB2303031B/en not_active Expired - Lifetime
- 1996-07-02 CN CN96112109A patent/CN1104140C/zh not_active Expired - Lifetime
- 1996-07-02 DE DE19626600A patent/DE19626600C2/de not_active Expired - Lifetime
- 1996-07-02 CN CN200410078981.8A patent/CN100568969C/zh not_active Expired - Lifetime
- 1996-07-02 JP JP17268196A patent/JP3792789B2/ja not_active Expired - Lifetime
- 1996-07-02 CN CN200610100305.5A patent/CN1917561A/zh active Pending
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2001
- 2001-12-21 CN CNB011437855A patent/CN1174616C/zh not_active Expired - Lifetime
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2003
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- 2003-04-11 HK HK03102663A patent/HK1050602A1/xx not_active IP Right Cessation
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2005
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- 2005-03-18 JP JP2005080430A patent/JP2005260980A/ja active Pending
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CN1154043A (zh) | 1997-07-09 |
CN1620142A (zh) | 2005-05-25 |
GB9613320D0 (en) | 1996-08-28 |
JP2003283842A (ja) | 2003-10-03 |
JP3792789B2 (ja) | 2006-07-05 |
GB2303031A (en) | 1997-02-05 |
DE19626600A1 (de) | 1997-01-09 |
DE19626600C2 (de) | 2001-02-08 |
CN1390044A (zh) | 2003-01-08 |
CN100568969C (zh) | 2009-12-09 |
JP2005278184A (ja) | 2005-10-06 |
JP3800551B2 (ja) | 2006-07-26 |
CN1104140C (zh) | 2003-03-26 |
US5867602A (en) | 1999-02-02 |
CN1174616C (zh) | 2004-11-03 |
GB2303031B (en) | 1998-04-29 |
JP4025847B2 (ja) | 2007-12-26 |
JP2005260980A (ja) | 2005-09-22 |
JP2005295540A (ja) | 2005-10-20 |
JPH0927912A (ja) | 1997-01-28 |
CN1917561A (zh) | 2007-02-21 |
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