DE69130748T2 - Device for generating music waveforms - Google Patents

Device for generating music waveforms

Info

Publication number
DE69130748T2
DE69130748T2 DE1991630748 DE69130748T DE69130748T2 DE 69130748 T2 DE69130748 T2 DE 69130748T2 DE 1991630748 DE1991630748 DE 1991630748 DE 69130748 T DE69130748 T DE 69130748T DE 69130748 T2 DE69130748 T2 DE 69130748T2
Authority
DE
Germany
Prior art keywords
device
generating music
music waveforms
waveforms
generating
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 - Lifetime
Application number
DE1991630748
Other languages
German (de)
Other versions
DE69130748D1 (en
Inventor
Ryuji Usami
Kosuke Shiba
Koichiro Daigo
Kazuo Ogura
Jun Hosoda
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer 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 to JP2171215A priority Critical patent/JP2869573B2/en
Priority to JP2172200A priority patent/JP2869574B2/en
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Application granted granted Critical
Publication of DE69130748T2 publication Critical patent/DE69130748T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC MUSICAL INSTRUMENTS
    • G10H1/00Details of electrophonic musical instruments
    • G10H1/02Means for controlling the tone frequencies, e.g. attack, decay; Means for producing special musical effects, e.g. vibrato, glissando
    • G10H1/04Means for controlling the tone frequencies, e.g. attack, decay; Means for producing special musical effects, e.g. vibrato, glissando by additional modulation
    • G10H1/053Means for controlling the tone frequencies, e.g. attack, decay; Means for producing special musical effects, e.g. vibrato, glissando by additional modulation during execution only
    • G10H1/057Means for controlling the tone frequencies, e.g. attack, decay; Means for producing special musical effects, e.g. vibrato, glissando by additional modulation during execution only by envelope-forming circuits
    • G10H1/0575Means for controlling the tone frequencies, e.g. attack, decay; Means for producing special musical effects, e.g. vibrato, glissando by additional modulation during execution only by envelope-forming circuits using a data store from which the envelope is synthesized
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC MUSICAL INSTRUMENTS
    • G10H1/00Details of electrophonic musical instruments
    • G10H1/18Selecting circuits
    • G10H1/183Channel-assigning means for polyphonic instruments
    • G10H1/185Channel-assigning means for polyphonic instruments associated with key multiplexing
    • G10H1/186Microprocessor-controlled keyboard and assigning means
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC MUSICAL INSTRUMENTS
    • 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 (programme) 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 (programme) 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
    • 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
    • G10H2250/621Waveform interpolation
DE1991630748 1990-06-28 1991-06-04 Device for generating music waveforms Expired - Lifetime DE69130748T2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2171215A JP2869573B2 (en) 1990-06-28 1990-06-28 Musical sound wave generator
JP2172200A JP2869574B2 (en) 1990-06-29 1990-06-29 Musical sound wave generator

Publications (1)

Publication Number Publication Date
DE69130748T2 true DE69130748T2 (en) 1999-09-30

Family

ID=26494010

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1991630748 Expired - Fee Related DE69130748D1 (en) 1990-06-28 1991-06-04 Device for generating music waveforms
DE1991630748 Expired - Lifetime DE69130748T2 (en) 1990-06-28 1991-06-04 Device for generating music waveforms

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1991630748 Expired - Fee Related DE69130748D1 (en) 1990-06-28 1991-06-04 Device for generating music waveforms

Country Status (4)

Country Link
EP (1) EP0463411B1 (en)
KR (1) KR950000841B1 (en)
DE (2) DE69130748D1 (en)
HK (1) HK1013349A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW281745B (en) * 1994-03-31 1996-07-21 Yamaha Corp
TW279219B (en) * 1994-03-31 1996-06-21 Yamaha Corp
DE69517896D1 (en) * 1994-09-13 2000-08-17 Yamaha Corp Electronic musical instrument and device for adding sound effects to the sound signal
JP3358324B2 (en) * 1994-09-13 2002-12-16 ヤマハ株式会社 Electronic musical instrument
US5959231A (en) * 1995-09-12 1999-09-28 Yamaha Corporation Electronic musical instrument and signal processor having a tonal effect imparting function
US5668338A (en) * 1994-11-02 1997-09-16 Advanced Micro Devices, Inc. Wavetable audio synthesizer with low frequency oscillators for tremolo and vibrato effects
US6246774B1 (en) 1994-11-02 2001-06-12 Advanced Micro Devices, Inc. Wavetable audio synthesizer with multiple volume components and two modes of stereo positioning
US6272465B1 (en) 1994-11-02 2001-08-07 Legerity, Inc. Monolithic PC audio circuit
US5742695A (en) * 1994-11-02 1998-04-21 Advanced Micro Devices, Inc. Wavetable audio synthesizer with waveform volume control for eliminating zipper noise
US6047073A (en) * 1994-11-02 2000-04-04 Advanced Micro Devices, Inc. Digital wavetable audio synthesizer with delay-based effects processing
JPH08160959A (en) * 1994-12-02 1996-06-21 Sony Corp Sound source control unit
JP2001526791A (en) * 1994-12-12 2001-12-18 アドバンスド・マイクロ・ディバイシス・インコーポレーテッド PC audio system with waveform table cache
US5753841A (en) * 1995-08-17 1998-05-19 Advanced Micro Devices, Inc. PC audio system with wavetable cache
US5847304A (en) * 1995-08-17 1998-12-08 Advanced Micro Devices, Inc. PC audio system with frequency compensated wavetable data
EP1011090B1 (en) 1995-09-29 2004-06-09 Yamaha Corporation Musical tone-generating method and musical tone-generating apparatus
TW504913B (en) 2000-04-03 2002-10-01 Yamaha Corp Mobile device, power saving method and volume compensating method therefor, and storage media

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5375919A (en) * 1976-12-17 1978-07-05 Nippon Gakki Seizo Kk Electronic instrument
JPS644199B2 (en) * 1978-11-16 1989-01-24 Yamaha Corp
JPS6342276B2 (en) * 1982-06-04 1988-08-22 Yamaha Kk
US4862784A (en) * 1988-01-14 1989-09-05 Yamaha Corporation Electronic musical instrument

Also Published As

Publication number Publication date
HK1013349A1 (en) 2000-06-23
KR920001424A (en) 1992-01-30
EP0463411B1 (en) 1999-01-13
KR950000841B1 (en) 1995-02-02
EP0463411A2 (en) 1992-01-02
DE69130748D1 (en) 1999-02-25
EP0463411A3 (en) 1993-09-22

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