ATE470925T1 - Verfahren zur audiocodierung - Google Patents

Verfahren zur audiocodierung

Info

Publication number
ATE470925T1
ATE470925T1 AT02024643T AT02024643T ATE470925T1 AT E470925 T1 ATE470925 T1 AT E470925T1 AT 02024643 T AT02024643 T AT 02024643T AT 02024643 T AT02024643 T AT 02024643T AT E470925 T1 ATE470925 T1 AT E470925T1
Authority
AT
Austria
Prior art keywords
sound sources
coding method
audio coding
observer
exceeded
Prior art date
Application number
AT02024643T
Other languages
English (en)
Inventor
Donald Schulz
Original Assignee
Grundig Multimedia Bv
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 Grundig Multimedia Bv filed Critical Grundig Multimedia Bv
Application granted granted Critical
Publication of ATE470925T1 publication Critical patent/ATE470925T1/de

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S7/00Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30Control circuits for electronic adaptation of the sound field
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H1/00Details of electrophonic musical instruments
    • G10H1/0091Means for obtaining special acoustic effects
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H7/00Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/002Instruments in which the tones are synthesised from a data store, e.g. computer organs using a common processing for different operations or calculations, and a set of microinstructions, e.g. programs, to control the sequence thereof
    • G10H7/006Instruments in which the tones are synthesised from a data store, e.g. computer organs using a common processing for different operations or calculations, and a set of microinstructions, e.g. programs, to control the sequence thereof using two or more algorithms of different types to generate tones, e.g. according to tone color or to processor workload
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H7/00Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/02Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H2210/00Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/155Musical effects
    • G10H2210/265Acoustic effect simulation, i.e. volume, spatial, resonance or reverberation effects added to a musical sound, usually by appropriate filtering or delays
    • G10H2210/295Spatial effects, musical uses of multiple audio channels, e.g. stereo
    • G10H2210/301Soundscape or sound field simulation, reproduction or control for musical purposes, e.g. surround or 3D sound; Granular synthesis
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H2240/00Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
    • G10H2240/011Files or data streams containing coded musical information, e.g. for transmission
    • G10H2240/046File format, i.e. specific or non-standard musical file format used in or adapted for electrophonic musical instruments, e.g. in wavetables
    • G10H2240/051AC3, i.e. Audio Codec 3, Dolby Digital
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H2240/00Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
    • G10H2240/011Files or data streams containing coded musical information, e.g. for transmission
    • G10H2240/046File format, i.e. specific or non-standard musical file format used in or adapted for electrophonic musical instruments, e.g. in wavetables
    • G10H2240/061MP3, i.e. MPEG-1 or MPEG-2 Audio Layer III, lossy audio compression
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC 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
    • G10H2250/00Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/541Details of musical waveform synthesis, i.e. audio waveshape processing from individual wavetable samples, independently of their origin or of the sound they represent
    • G10H2250/571Waveform compression, adapted for music synthesisers, sound banks or wavetables
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/11Positioning of individual sound objects, e.g. moving airplane, within a sound field

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT02024643T 2001-11-08 2002-11-05 Verfahren zur audiocodierung ATE470925T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10154932A DE10154932B4 (de) 2001-11-08 2001-11-08 Verfahren zur Audiocodierung

Publications (1)

Publication Number Publication Date
ATE470925T1 true ATE470925T1 (de) 2010-06-15

Family

ID=7705086

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02024643T ATE470925T1 (de) 2001-11-08 2002-11-05 Verfahren zur audiocodierung

Country Status (4)

Country Link
EP (1) EP1318502B1 (de)
AT (1) ATE470925T1 (de)
DE (2) DE10154932B4 (de)
ES (1) ES2347221T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2637427A1 (de) 2012-03-06 2013-09-11 Thomson Licensing Verfahren und Vorrichtung zur Wiedergabe eines Ambisonic-Audiosignals höherer Ordnung
EP2928216A1 (de) 2014-03-26 2015-10-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren für bildschirmbezogene audioobjekt-neuabbildung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US6539357B1 (en) * 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
JP3594854B2 (ja) * 1999-11-08 2004-12-02 三菱電機株式会社 音声符号化装置及び音声復号化装置

Also Published As

Publication number Publication date
ES2347221T3 (es) 2010-10-27
EP1318502B1 (de) 2010-06-09
DE50214481D1 (de) 2010-07-22
DE10154932B4 (de) 2008-01-03
EP1318502A2 (de) 2003-06-11
EP1318502A3 (de) 2009-10-07
DE10154932A1 (de) 2003-06-12

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