ATE370495T1 - Komprimieren und dekomprimieren von audiodateien unter verwendung eines chaotischen systems - Google Patents

Komprimieren und dekomprimieren von audiodateien unter verwendung eines chaotischen systems

Info

Publication number
ATE370495T1
ATE370495T1 AT01952901T AT01952901T ATE370495T1 AT E370495 T1 ATE370495 T1 AT E370495T1 AT 01952901 T AT01952901 T AT 01952901T AT 01952901 T AT01952901 T AT 01952901T AT E370495 T1 ATE370495 T1 AT E370495T1
Authority
AT
Austria
Prior art keywords
audio files
chaotic system
stored
basic waveforms
audio file
Prior art date
Application number
AT01952901T
Other languages
English (en)
Inventor
Kevin Short
Original Assignee
Univ New Hampshire
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 US09/597,101 external-priority patent/US7215776B1/en
Application filed by Univ New Hampshire filed Critical Univ New Hampshire
Application granted granted Critical
Publication of ATE370495T1 publication Critical patent/ATE370495T1/de

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/0033—Recording/reproducing or transmission of music for electrophonic musical instruments
    • G10H1/0041—Recording/reproducing or transmission of music for electrophonic musical instruments in coded form
    • 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
    • H04N19/169—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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/174—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 an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/131—Mathematical functions for musical analysis, processing, synthesis or composition
    • G10H2250/215—Transforms, i.e. mathematical transforms into domains appropriate for musical signal processing, coding or compression
    • G10H2250/235—Fourier transform; Discrete Fourier Transform [DFT]; Fast Fourier Transform [FFT]
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/541—Details of musical waveform synthesis, i.e. audio waveshape processing from individual wavetable samples, independently of their origin or of the sound they represent
    • G10H2250/571—Waveform compression, adapted for music synthesisers, sound banks or wavetables
    • G10H2250/581—Codebook-based waveform compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Human Computer Interaction (AREA)
  • Theoretical Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Document Processing Apparatus (AREA)
AT01952901T 2000-06-20 2001-06-20 Komprimieren und dekomprimieren von audiodateien unter verwendung eines chaotischen systems ATE370495T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/597,101 US7215776B1 (en) 1999-11-09 2000-06-20 Method and apparatus for the compression and decompression of audio files using a chaotic system

Publications (1)

Publication Number Publication Date
ATE370495T1 true ATE370495T1 (de) 2007-09-15

Family

ID=24390095

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01952901T ATE370495T1 (de) 2000-06-20 2001-06-20 Komprimieren und dekomprimieren von audiodateien unter verwendung eines chaotischen systems

Country Status (8)

Country Link
EP (1) EP1307992B1 (de)
JP (1) JP2005512108A (de)
KR (1) KR20030076240A (de)
AT (1) ATE370495T1 (de)
AU (1) AU2001273608A1 (de)
CA (1) CA2414093A1 (de)
DE (1) DE60129988T2 (de)
WO (1) WO2001099315A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7286670B2 (en) * 1999-11-09 2007-10-23 Chaoticom, Inc. Method and apparatus for chaotic opportunistic lossless compression of data
JP4597919B2 (ja) * 2006-07-03 2010-12-15 日本電信電話株式会社 音響信号特徴抽出方法、抽出装置、抽出プログラム、該プログラムを記録した記録媒体、および該特徴を利用した音響信号検索方法、検索装置、検索プログラム、並びに該プログラムを記録した記録媒体
US8249374B2 (en) 2006-12-12 2012-08-21 University Of New Hampshire Systems and methods for adaptive multiresolution signal analysis with compact cupolets
CN111357203A (zh) 2017-06-26 2020-06-30 斯蒂芬·泰琳 用于将大数据变换成较小的表示的系统和方法
CN111682930B (zh) * 2020-06-05 2021-10-15 中国矿业大学 基于混沌的位级音频加密方法
CN112149291B (zh) * 2020-09-13 2023-12-12 中国人民解放军海军工程大学 微弱谐波信号检测系统及方法
CN115064178B (zh) * 2022-06-22 2024-07-05 济南大学 基于脉冲神经网络固定时间同步的音频加解密方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5040217A (en) * 1989-10-18 1991-08-13 At&T Bell Laboratories Perceptual coding of audio signals
US5432697A (en) * 1993-04-23 1995-07-11 The United States Of America As Represented By The Secretary Of The Army Technique for controlling the symbolic dynamics of chaotic systems to generate digital communications waveforms
US5508473A (en) * 1994-05-10 1996-04-16 The Board Of Trustees Of The Leland Stanford Junior University Music synthesizer and method for simulating period synchronous noise associated with air flows in wind instruments
AU3215295A (en) * 1994-08-12 1996-03-14 Neosoft, A.G. Nonlinear digital communications system
US5732158A (en) * 1994-11-23 1998-03-24 Tec-Masters, Inc. Fractal dimension analyzer and forecaster
US5737360A (en) * 1995-06-19 1998-04-07 International Business Machines, Corp. System employing continuous-time dissipative pseudorandom dynamics for communications and measurement
US5808225A (en) * 1996-12-31 1998-09-15 Intel Corporation Compressing music into a digital format
US5818712A (en) * 1997-02-11 1998-10-06 Fractal Dynamics Llc Exponentially-amplified sampling and reconstruction of signals using controlled orbits of chaotic systems
US6137045A (en) * 1998-11-12 2000-10-24 University Of New Hampshire Method and apparatus for compressed chaotic music synthesis

Also Published As

Publication number Publication date
DE60129988T2 (de) 2008-04-30
AU2001273608A1 (en) 2002-01-02
CA2414093A1 (en) 2001-12-27
WO2001099315A3 (en) 2002-07-11
EP1307992A4 (de) 2005-06-29
KR20030076240A (ko) 2003-09-26
JP2005512108A (ja) 2005-04-28
HK1055865A1 (en) 2004-01-21
WO2001099315A2 (en) 2001-12-27
EP1307992A2 (de) 2003-05-07
DE60129988D1 (de) 2007-09-27
EP1307992B1 (de) 2007-08-15

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