ATE336774T1 - Programmierbarer melodienerzeuger - Google Patents

Programmierbarer melodienerzeuger

Info

Publication number
ATE336774T1
ATE336774T1 AT01401385T AT01401385T ATE336774T1 AT E336774 T1 ATE336774 T1 AT E336774T1 AT 01401385 T AT01401385 T AT 01401385T AT 01401385 T AT01401385 T AT 01401385T AT E336774 T1 ATE336774 T1 AT E336774T1
Authority
AT
Austria
Prior art keywords
time
synthesis
analysis
marks
waveforms
Prior art date
Application number
AT01401385T
Other languages
English (en)
Inventor
Gilles Dassot
Laurent Le-Faucheur
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of ATE336774T1 publication Critical patent/ATE336774T1/de

Links

Classifications

    • 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
    • G10H7/00—Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/08—Instruments in which the tones are synthesised from a data store, e.g. computer organs by calculating functions or polynomial approximations to evaluate amplitudes at successive sample points of a tone waveform
    • 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
    • G10H7/00—Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/02—Instruments 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
    • 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
    • G10H2250/261—Window, i.e. apodization function or tapering function amounting to the selection and appropriate weighting of a group of samples in a digital signal within some chosen time interval, outside of which it is zero valued
    • G10H2250/281—Hamming window
    • 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
    • G10H2250/261—Window, i.e. apodization function or tapering function amounting to the selection and appropriate weighting of a group of samples in a digital signal within some chosen time interval, outside of which it is zero valued
    • G10H2250/285—Hann or Hanning window
    • 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
    • G10H2250/631—Waveform resampling, i.e. sample rate conversion or sample depth conversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Telephone Function (AREA)
  • Toys (AREA)
AT01401385T 2001-05-28 2001-05-28 Programmierbarer melodienerzeuger ATE336774T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01401385A EP1262952B1 (de) 2001-05-28 2001-05-28 Programmierbarer Melodienerzeuger

Publications (1)

Publication Number Publication Date
ATE336774T1 true ATE336774T1 (de) 2006-09-15

Family

ID=8182748

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01401385T ATE336774T1 (de) 2001-05-28 2001-05-28 Programmierbarer melodienerzeuger

Country Status (4)

Country Link
US (1) US6965069B2 (de)
EP (1) EP1262952B1 (de)
AT (1) ATE336774T1 (de)
DE (1) DE60122296T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7551894B2 (en) * 2003-10-07 2009-06-23 Phonak Communications Ag Wireless microphone
US7720677B2 (en) 2005-11-03 2010-05-18 Coding Technologies Ab Time warped modified transform coding of audio signals
US20080299906A1 (en) * 2007-06-04 2008-12-04 Topway Electrical Appliance Company Emulating playing apparatus of simulating games
JP5651945B2 (ja) * 2009-12-04 2015-01-14 ヤマハ株式会社 音響処理装置
CN102325218B (zh) * 2011-08-10 2013-12-25 深圳市无线开锋科技有限公司 声控变换手机应用动态显示效果的方法及装置
EP2752991B1 (de) * 2013-01-02 2018-06-13 Samsung Electronics Co., Ltd Vorrichtung und Verfahren zum Verarbeiten eines Audiosignals
US8847054B2 (en) * 2013-01-31 2014-09-30 Dhroova Aiylam Generating a synthesized melody
US11756516B2 (en) * 2020-12-09 2023-09-12 Matthew DeWall Anatomical random rhythm generator

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0631989B2 (ja) * 1985-11-14 1994-04-27 ロ−ランド株式会社 電子楽器の波形発生装置
US5086475A (en) * 1988-11-19 1992-02-04 Sony Corporation Apparatus for generating, recording or reproducing sound source data
US5329062A (en) * 1990-07-31 1994-07-12 Casio Computer Co., Ltd. Method of recording/reproducing waveform and apparatus for reproducing waveform
US5347478A (en) * 1991-06-09 1994-09-13 Yamaha Corporation Method of and device for compressing and reproducing waveform data
US6025553A (en) * 1993-05-18 2000-02-15 Capital Bridge Co. Ltd. Portable music performance device
IT1266943B1 (it) 1994-09-29 1997-01-21 Cselt Centro Studi Lab Telecom Procedimento di sintesi vocale mediante concatenazione e parziale sovrapposizione di forme d'onda.
US5864812A (en) 1994-12-06 1999-01-26 Matsushita Electric Industrial Co., Ltd. Speech synthesizing method and apparatus for combining natural speech segments and synthesized speech segments
GB2296846A (en) 1995-01-07 1996-07-10 Ibm Synthesising speech from text
US5567901A (en) * 1995-01-18 1996-10-22 Ivl Technologies Ltd. Method and apparatus for changing the timbre and/or pitch of audio signals
US5814750A (en) * 1995-11-09 1998-09-29 Chromatic Research, Inc. Method for varying the pitch of a musical tone produced through playback of a stored waveform
US5828994A (en) 1996-06-05 1998-10-27 Interval Research Corporation Non-uniform time scale modification of recorded audio
BE1010336A3 (fr) 1996-06-10 1998-06-02 Faculte Polytechnique De Mons Procede de synthese de son.
US5744739A (en) * 1996-09-13 1998-04-28 Crystal Semiconductor Wavetable synthesizer and operating method using a variable sampling rate approximation
KR100269255B1 (ko) 1997-11-28 2000-10-16 정선종 유성음 신호에서 성문 닫힘 구간 신호의 가변에의한 피치 수정방법
US6124542A (en) * 1999-07-08 2000-09-26 Ati International Srl Wavefunction sound sampling synthesis

Also Published As

Publication number Publication date
EP1262952B1 (de) 2006-08-16
DE60122296T2 (de) 2007-08-30
US6965069B2 (en) 2005-11-15
US20020177997A1 (en) 2002-11-28
DE60122296D1 (de) 2006-09-28
EP1262952A1 (de) 2002-12-04

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Legal Events

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