AU781690B2 - Data compression method and apparatus - Google Patents

Data compression method and apparatus Download PDF

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Publication number
AU781690B2
AU781690B2 AU34827/00A AU3482700A AU781690B2 AU 781690 B2 AU781690 B2 AU 781690B2 AU 34827/00 A AU34827/00 A AU 34827/00A AU 3482700 A AU3482700 A AU 3482700A AU 781690 B2 AU781690 B2 AU 781690B2
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AU
Australia
Prior art keywords
original signal
representation
compression system
neural
perceptual distance
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AU34827/00A
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English (en)
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AU3482700A (en
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Mark R. Sydorenko
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/002—Image coding using neural networks
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
    • H04N19/10—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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Evolutionary Computation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
AU34827/00A 2000-02-03 2000-02-03 Data compression method and apparatus Ceased AU781690B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/002917 WO2001057788A1 (en) 1997-11-12 2000-02-03 Data compression method and apparatus

Publications (2)

Publication Number Publication Date
AU3482700A AU3482700A (en) 2001-08-14
AU781690B2 true AU781690B2 (en) 2005-06-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
AU34827/00A Ceased AU781690B2 (en) 2000-02-03 2000-02-03 Data compression method and apparatus

Country Status (8)

Country Link
US (1) US6091773A (enExample)
EP (1) EP1252605A4 (enExample)
JP (1) JP2003523662A (enExample)
AU (1) AU781690B2 (enExample)
BR (1) BR0017086A (enExample)
CA (1) CA2398191A1 (enExample)
NO (1) NO20023617L (enExample)
WO (1) WO2001057788A1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100251453B1 (ko) * 1997-08-26 2000-04-15 윤종용 고음질 오디오 부호화/복호화장치들 및 디지털다기능디스크
US7333929B1 (en) 2001-09-13 2008-02-19 Chmounk Dmitri V Modular scalable compressed audio data stream
US6987890B2 (en) * 2002-03-27 2006-01-17 Eastman Kodak Company Producing and encoding rate-distortion information allowing optimal transcoding of compressed digital image
GB2387055A (en) * 2002-03-28 2003-10-01 Sony Uk Ltd Data compression method including target data quantity allocation
US7672838B1 (en) * 2003-12-01 2010-03-02 The Trustees Of Columbia University In The City Of New York Systems and methods for speech recognition using frequency domain linear prediction polynomials to form temporal and spectral envelopes from frequency domain representations of signals
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
US8027242B2 (en) * 2005-10-21 2011-09-27 Qualcomm Incorporated Signal coding and decoding based on spectral dynamics
US20070192086A1 (en) * 2006-02-13 2007-08-16 Linfeng Guo Perceptual quality based automatic parameter selection for data compression
US8392176B2 (en) * 2006-04-10 2013-03-05 Qualcomm Incorporated Processing of excitation in audio coding and decoding
US20080294446A1 (en) * 2007-05-22 2008-11-27 Linfeng Guo Layer based scalable multimedia datastream compression
US20090198500A1 (en) * 2007-08-24 2009-08-06 Qualcomm Incorporated Temporal masking in audio coding based on spectral dynamics in frequency sub-bands
US8428957B2 (en) 2007-08-24 2013-04-23 Qualcomm Incorporated Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands
US8515239B2 (en) * 2008-12-03 2013-08-20 D-Box Technologies Inc. Method and device for encoding vibro-kinetic data onto an LPCM audio stream over an HDMI link
US9405015B2 (en) 2012-12-18 2016-08-02 Subcarrier Systems Corporation Method and apparatus for modeling of GNSS pseudorange measurements for interpolation, extrapolation, reduction of measurement errors, and data compression
US9250327B2 (en) 2013-03-05 2016-02-02 Subcarrier Systems Corporation Method and apparatus for reducing satellite position message payload by adaptive data compression techniques
US11593632B2 (en) * 2016-12-15 2023-02-28 WaveOne Inc. Deep learning based on image encoding and decoding
US20250167801A1 (en) * 2017-10-30 2025-05-22 AtomBeam Technologies Inc. Medical imaging data compression utilizing codebooks
EP3570062B1 (en) * 2018-05-18 2022-06-29 Aptiv Technologies Limited Radar system and method for receiving and compressing radar signals
CN114448443A (zh) * 2021-12-23 2022-05-06 天翼云科技有限公司 一种cdn监控数据的压缩方法、装置和电子设备
CN118094176B (zh) * 2024-04-22 2024-06-18 杭州海康威视数字技术股份有限公司 多模态智能模型系统化安全防护方法、装置及设备

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624302A (en) * 1969-10-29 1971-11-30 Bell Telephone Labor Inc Speech analysis and synthesis by the use of the linear prediction of a speech wave
FR2389277A1 (fr) * 1977-04-29 1978-11-24 Ibm France Procede de quantification a allocation dynamique du taux de bits disponible, et dispositif de mise en oeuvre dudit procede
GB8628046D0 (en) * 1986-11-24 1986-12-31 British Telecomm Transmission system
US5341457A (en) * 1988-12-30 1994-08-23 At&T Bell Laboratories Perceptual coding of audio signals
US5142656A (en) * 1989-01-27 1992-08-25 Dolby Laboratories Licensing Corporation Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
US5479562A (en) * 1989-01-27 1995-12-26 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding audio information
US5222189A (en) * 1989-01-27 1993-06-22 Dolby Laboratories Licensing Corporation Low time-delay transform coder, decoder, and encoder/decoder for high-quality audio
DE59008047D1 (de) * 1989-03-06 1995-02-02 Bosch Gmbh Robert Verfahren zur Datenreduktion bei digitalen Tonsignalen und zur genäherten Rückgewinnung der digitalen Tonsignale.
US5040217A (en) * 1989-10-18 1991-08-13 At&T Bell Laboratories Perceptual coding of audio signals
JPH03181232A (ja) * 1989-12-11 1991-08-07 Toshiba Corp 可変レート符号化方式
JP2906646B2 (ja) * 1990-11-09 1999-06-21 松下電器産業株式会社 音声帯域分割符号化装置
JP3134337B2 (ja) * 1991-03-30 2001-02-13 ソニー株式会社 ディジタル信号符号化方法
JP3134455B2 (ja) * 1992-01-29 2001-02-13 ソニー株式会社 高能率符号化装置及び方法
JPH05219385A (ja) 1992-02-07 1993-08-27 Hudson Soft Co Ltd 画像圧縮・伸張方法および装置
US5285498A (en) * 1992-03-02 1994-02-08 At&T Bell Laboratories Method and apparatus for coding audio signals based on perceptual model
EP0559348A3 (en) * 1992-03-02 1993-11-03 AT&T Corp. Rate control loop processor for perceptual encoder/decoder
JP3446216B2 (ja) * 1992-03-06 2003-09-16 ソニー株式会社 音声信号処理方法
JP3278900B2 (ja) * 1992-05-07 2002-04-30 ソニー株式会社 データ符号化装置及び方法
JP3153933B2 (ja) * 1992-06-16 2001-04-09 ソニー株式会社 データ符号化装置及び方法並びにデータ復号化装置及び方法
US5436985A (en) * 1993-05-10 1995-07-25 Competitive Technologies, Inc. Apparatus and method for encoding and decoding images
US5581653A (en) * 1993-08-31 1996-12-03 Dolby Laboratories Licensing Corporation Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder
KR100269213B1 (ko) * 1993-10-30 2000-10-16 윤종용 오디오신호의부호화방법
US5488665A (en) * 1993-11-23 1996-01-30 At&T Corp. Multi-channel perceptual audio compression system with encoding mode switching among matrixed channels
CA2180240A1 (en) * 1994-01-14 1995-07-20 Charles K. Chui Boundary-spline-wavelet compression for video images
KR100289733B1 (ko) * 1994-06-30 2001-05-15 윤종용 디지탈 오디오 부호화 방법 및 장치
US5625743A (en) * 1994-10-07 1997-04-29 Motorola, Inc. Determining a masking level for a subband in a subband audio encoder
US5699479A (en) * 1995-02-06 1997-12-16 Lucent Technologies Inc. Tonality for perceptual audio compression based on loudness uncertainty
US5682463A (en) * 1995-02-06 1997-10-28 Lucent Technologies Inc. Perceptual audio compression based on loudness uncertainty
US5890102A (en) * 1995-10-24 1999-03-30 Georgia Tech Research Corporation Jointly optimized subband coding system and method
US5764805A (en) * 1995-10-25 1998-06-09 David Sarnoff Research Center, Inc. Low bit rate video encoder using overlapping block motion compensation and zerotree wavelet coding
US5926791A (en) * 1995-10-26 1999-07-20 Sony Corporation Recursively splitting the low-frequency band with successively fewer filter taps in methods and apparatuses for sub-band encoding, decoding, and encoding and decoding
US5777678A (en) * 1995-10-26 1998-07-07 Sony Corporation Predictive sub-band video coding and decoding using motion compensation
KR100261253B1 (ko) 1997-04-02 2000-07-01 윤종용 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PHILLIPE P ET AL. "WAVELET.."IEEE TRANS. ON SPEECH, MAY 1999 *
VORAN, S."OBJECTIVE ESTIMATION OF SPEECH QUA."IEEE JULY 1999 *

Also Published As

Publication number Publication date
AU3482700A (en) 2001-08-14
NO20023617D0 (no) 2002-07-30
EP1252605A4 (en) 2008-03-26
WO2001057788A1 (en) 2001-08-09
JP2003523662A (ja) 2003-08-05
BR0017086A (pt) 2003-01-07
NO20023617L (no) 2002-10-02
CA2398191A1 (en) 2001-08-09
US6091773A (en) 2000-07-18
EP1252605A1 (en) 2002-10-30

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