FR2724791B1 - DATA COMPRESSION APPARATUS USING REVERSIBLE IMPLANTED ELEMENTARY WAVES - Google Patents

DATA COMPRESSION APPARATUS USING REVERSIBLE IMPLANTED ELEMENTARY WAVES

Info

Publication number
FR2724791B1
FR2724791B1 FR9511023A FR9511023A FR2724791B1 FR 2724791 B1 FR2724791 B1 FR 2724791B1 FR 9511023 A FR9511023 A FR 9511023A FR 9511023 A FR9511023 A FR 9511023A FR 2724791 B1 FR2724791 B1 FR 2724791B1
Authority
FR
France
Prior art keywords
reversible
implanted
data compression
compression apparatus
elementary waves
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
FR9511023A
Other languages
French (fr)
Other versions
FR2724791A1 (en
Inventor
Ahmad Zandi
James D Allen
Edward L Schwartz
Martin Boliek
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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
Priority claimed from US08/310,146 external-priority patent/US5748786A/en
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of FR2724791A1 publication Critical patent/FR2724791A1/en
Application granted granted Critical
Publication of FR2724791B1 publication Critical patent/FR2724791B1/en
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
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/637—Control signals issued by the client directed to the server or network components
    • H04N21/6377—Control signals issued by the client directed to the server or network components directed to server
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • 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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/162—User input
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/36—Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/635—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by filter definition or implementation details
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115—Selection of the code volume for a coding unit prior to coding
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
FR9511023A 1994-09-20 1995-09-20 DATA COMPRESSION APPARATUS USING REVERSIBLE IMPLANTED ELEMENTARY WAVES Expired - Fee Related FR2724791B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31014194A 1994-09-20 1994-09-20
US08/310,146 US5748786A (en) 1994-09-21 1994-09-21 Apparatus for compression using reversible embedded wavelets

Publications (2)

Publication Number Publication Date
FR2724791A1 FR2724791A1 (en) 1996-03-22
FR2724791B1 true FR2724791B1 (en) 1997-12-26

Family

ID=26977230

Family Applications (2)

Application Number Title Priority Date Filing Date
FR9511024A Expired - Fee Related FR2724792B1 (en) 1994-09-20 1995-09-20 DATA COMPRESSION METHOD USING REVERSIBLE IMPLANTED ELEMENTARY WAVES
FR9511023A Expired - Fee Related FR2724791B1 (en) 1994-09-20 1995-09-20 DATA COMPRESSION APPARATUS USING REVERSIBLE IMPLANTED ELEMENTARY WAVES

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR9511024A Expired - Fee Related FR2724792B1 (en) 1994-09-20 1995-09-20 DATA COMPRESSION METHOD USING REVERSIBLE IMPLANTED ELEMENTARY WAVES

Country Status (2)

Country Link
FR (2) FR2724792B1 (en)
GB (2) GB2293733B (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6549666B1 (en) 1994-09-21 2003-04-15 Ricoh Company, Ltd Reversible embedded wavelet system implementation
US6195465B1 (en) * 1994-09-21 2001-02-27 Ricoh Company, Ltd. Method and apparatus for compression using reversible wavelet transforms and an embedded codestream
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
US6038349A (en) * 1995-09-13 2000-03-14 Ricoh Company, Ltd. Simultaneous registration of multiple image fragments
US5959560A (en) * 1997-02-07 1999-09-28 Said; Amir Data compression via alphabet partitioning and group partitioning
US5923785A (en) * 1997-03-31 1999-07-13 Interated Systems, Inc. System and method for compressing data
US5982938A (en) * 1997-03-31 1999-11-09 Iterated Systems, Inc. System and method for compressing data using differential coding of coefficient addresses
GB2325584B (en) * 1997-05-01 2000-03-29 Ricoh Kk Decompression system using inverse wavelet transform
GB2341034B (en) * 1997-05-01 2000-06-07 Ricoh Kk Reversible embedded wavelet system implementation
BR9812518A (en) * 1997-07-11 2000-08-01 Sarnoff Corp Apparatus and method for encoding multiscale zero tree entropy
EP0892557A1 (en) * 1997-07-18 1999-01-20 Texas Instruments Inc. Image compression
GB9716579D0 (en) * 1997-08-05 1997-10-08 Univ Bath Signal coding and decoding
DE19737258A1 (en) * 1997-08-27 1999-03-04 Iat Ag Digital data transmission and/or storage method, e.g. for image data
EP0899958A3 (en) * 1997-08-27 2008-04-23 Opportunity Investment Management PLC Image data transmission method
KR100284027B1 (en) * 1998-12-22 2001-03-02 서평원 Repositioning Wavelet Packet Counts
US8674855B2 (en) 2006-01-13 2014-03-18 Essex Pa, L.L.C. Identification of text
US7783079B2 (en) 2006-04-07 2010-08-24 Monro Donald M Motion assisted data enhancement
US7586424B2 (en) 2006-06-05 2009-09-08 Donald Martin Monro Data coding using an exponent and a residual
US7845571B2 (en) 2006-06-19 2010-12-07 Monro Donald M Data compression
US7770091B2 (en) 2006-06-19 2010-08-03 Monro Donald M Data compression for use in communication systems
US7689049B2 (en) 2006-08-31 2010-03-30 Donald Martin Monro Matching pursuits coding of data
US7508325B2 (en) 2006-09-06 2009-03-24 Intellectual Ventures Holding 35 Llc Matching pursuits subband coding of data
US7974488B2 (en) 2006-10-05 2011-07-05 Intellectual Ventures Holding 35 Llc Matching pursuits basis selection
US7707213B2 (en) 2007-02-21 2010-04-27 Donald Martin Monro Hierarchical update scheme for extremum location
US7707214B2 (en) 2007-02-21 2010-04-27 Donald Martin Monro Hierarchical update scheme for extremum location with indirect addressing
US10194175B2 (en) 2007-02-23 2019-01-29 Xylon Llc Video coding with embedded motion
US7990289B2 (en) 2007-07-12 2011-08-02 Intellectual Ventures Fund 44 Llc Combinatorial coding/decoding for electrical computers and digital data processing systems
US7602316B2 (en) 2007-07-12 2009-10-13 Monro Donald M Data coding/decoding for electrical computers and digital data processing systems
US7548176B2 (en) 2007-07-12 2009-06-16 Donald Martin Monro Data coding buffer for electrical computers and digital data processing systems
US8144037B2 (en) 2007-07-12 2012-03-27 Intellectual Ventures Fund 44 Llc Blocking for combinatorial coding/decoding for electrical computers and digital data processing systems
US8055085B2 (en) 2007-07-12 2011-11-08 Intellectual Ventures Fund 44 Llc Blocking for combinatorial coding/decoding for electrical computers and digital data processing systems
US7545291B2 (en) 2007-07-12 2009-06-09 Donald Martin Monro FIFO radix coder for electrical computers and digital data processing systems
US7671767B2 (en) 2007-07-12 2010-03-02 Donald Martin Monro LIFO radix coder for electrical computers and digital data processing systems
US7864086B2 (en) 2008-10-06 2011-01-04 Donald Martin Monro Mode switched adaptive combinatorial coding/decoding for electrical computers and digital data processing systems
US7786907B2 (en) 2008-10-06 2010-08-31 Donald Martin Monro Combinatorial coding/decoding with specified occurrences for electrical computers and digital data processing systems
US7791513B2 (en) 2008-10-06 2010-09-07 Donald Martin Monro Adaptive combinatorial coding/decoding with specified occurrences for electrical computers and digital data processing systems
US7786903B2 (en) 2008-10-06 2010-08-31 Donald Martin Monro Combinatorial coding/decoding with specified occurrences for electrical computers and digital data processing systems
MX371223B (en) * 2016-02-17 2020-01-09 Fraunhofer Ges Forschung Post-processor, pre-processor, audio encoder, audio decoder and related methods for enhancing transient processing.

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703477A (en) * 1986-02-28 1987-10-27 American Telephone And Telegraph Company At&T Bell Laboratories Packet information field data format
GB8621994D0 (en) * 1986-09-12 1986-10-22 Crosfield Electronics Ltd Image processing
US4725885A (en) * 1986-12-22 1988-02-16 International Business Machines Corporation Adaptive graylevel image compression system
US4774574A (en) * 1987-06-02 1988-09-27 Eastman Kodak Company Adaptive block transform image coding method and apparatus
BE1000643A5 (en) * 1987-06-05 1989-02-28 Belge Etat METHOD FOR CODING IMAGE SIGNALS.
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
JP3012698B2 (en) * 1991-01-29 2000-02-28 オリンパス光学工業株式会社 Image data encoding apparatus and encoding method
JPH04323963A (en) * 1991-04-23 1992-11-13 Canon Inc Picture processing method and device
US5235434A (en) * 1991-06-27 1993-08-10 Polaroid Corporation Method and apparatus for selectively adjusting the brightness of large regions of an image
US5141395A (en) * 1991-09-05 1992-08-25 General Electric Company Flow activated flowpath liner seal
US5315670A (en) * 1991-11-12 1994-05-24 General Electric Company Digital data compression system including zerotree coefficient coding
JPH06125543A (en) * 1992-10-12 1994-05-06 Toshiba Corp Encoding device
JP3293920B2 (en) * 1993-01-22 2002-06-17 キヤノン株式会社 Image processing apparatus and method
US5412741A (en) * 1993-01-22 1995-05-02 David Sarnoff Research Center, Inc. Apparatus and method for compressing information

Also Published As

Publication number Publication date
GB2293734B (en) 1997-04-09
FR2724792B1 (en) 1998-04-03
GB2293733A (en) 1996-04-03
GB2293733B (en) 1997-10-22
GB9518298D0 (en) 1995-11-08
GB9518299D0 (en) 1995-11-08
FR2724792A1 (en) 1996-03-22
FR2724791A1 (en) 1996-03-22
GB2293734A (en) 1996-04-03

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