JPS5619099A - Musical tone frequency generator for electronic musical instrument - Google Patents

Musical tone frequency generator for electronic musical instrument

Info

Publication number
JPS5619099A
JPS5619099A JP9703080A JP9703080A JPS5619099A JP S5619099 A JPS5619099 A JP S5619099A JP 9703080 A JP9703080 A JP 9703080A JP 9703080 A JP9703080 A JP 9703080A JP S5619099 A JPS5619099 A JP S5619099A
Authority
JP
Japan
Prior art keywords
frequency generator
tone frequency
musical
musical instrument
electronic
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.)
Granted
Application number
JP9703080A
Other languages
English (en)
Other versions
JPH035593B2 (ja
Inventor
Doitsuchie Rarufu
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.)
Kawai Musical Instrument Manufacturing Co Ltd
Original Assignee
Kawai Musical Instrument Manufacturing 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
Application filed by Kawai Musical Instrument Manufacturing Co Ltd filed Critical Kawai Musical Instrument Manufacturing Co Ltd
Publication of JPS5619099A publication Critical patent/JPS5619099A/ja
Publication of JPH035593B2 publication Critical patent/JPH035593B2/ja
Granted legal-status Critical Current

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
    • 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
    • G10H2250/141—Bessel functions, e.g. for smoothing or modulating, for FM audio synthesis or for expressing the vibration modes of a circular drum membrane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
JP9703080A 1979-07-19 1980-07-16 Musical tone frequency generator for electronic musical instrument Granted JPS5619099A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/058,882 US4256003A (en) 1979-07-19 1979-07-19 Note frequency generator for an electronic musical instrument

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP3355794A Division JPH0834763B2 (ja) 1979-07-19 1991-12-20 電子楽器用楽音周波数発生装置

Publications (2)

Publication Number Publication Date
JPS5619099A true JPS5619099A (en) 1981-02-23
JPH035593B2 JPH035593B2 (ja) 1991-01-25

Family

ID=22019497

Family Applications (2)

Application Number Title Priority Date Filing Date
JP9703080A Granted JPS5619099A (en) 1979-07-19 1980-07-16 Musical tone frequency generator for electronic musical instrument
JP3355794A Expired - Lifetime JPH0834763B2 (ja) 1979-07-19 1991-12-20 電子楽器用楽音周波数発生装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP3355794A Expired - Lifetime JPH0834763B2 (ja) 1979-07-19 1991-12-20 電子楽器用楽音周波数発生装置

Country Status (2)

Country Link
US (1) US4256003A (ja)
JP (2) JPS5619099A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63168695A (ja) * 1986-12-30 1988-07-12 ヤマハ株式会社 楽音信号発生装置
JPH09134176A (ja) * 1996-05-20 1997-05-20 Yamaha Corp 楽音信号発生装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55142397A (en) * 1979-04-23 1980-11-06 Nippon Musical Instruments Mfg Key information forming system for electronic musical instrument
US4437377A (en) * 1981-04-30 1984-03-20 Casio Computer Co., Ltd. Digital electronic musical instrument
US4445414A (en) * 1982-02-24 1984-05-01 Apple Computer, Inc. Digital, simultaneous, discrete frequency generator
JP2678357B2 (ja) * 1987-08-13 1997-11-17 株式会社河合楽器製作所 電子楽器
JP2007132961A (ja) * 2005-11-07 2007-05-31 Shinsedai Kk マルチメディアプロセッサ及びサウンドプロセッサ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53107815A (en) * 1977-01-10 1978-09-20 Kawai Musical Instr Mfg Co Tone frequency generator for multiisound synthesizer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610799A (en) * 1969-10-30 1971-10-05 North American Rockwell Multiplexing system for selection of notes and voices in an electronic musical instrument
US4036096A (en) * 1974-07-11 1977-07-19 Nippon Gakki Seizo Kabushiki Kaisha Musical tone waveshape generator
US4085644A (en) * 1975-08-11 1978-04-25 Deutsch Research Laboratories, Ltd. Polyphonic tone synthesizer
US4020332A (en) * 1975-09-24 1977-04-26 Bell Telephone Laboratories, Incorporated Interpolation-decimation circuit for increasing or decreasing digital sampling frequency
JPS5846036B2 (ja) * 1976-12-30 1983-10-13 株式会社河合楽器製作所 電子楽器
JPS53102018A (en) * 1977-02-17 1978-09-06 Kawai Musical Instr Mfg Co Electronic musical instrument
JPS53106018A (en) * 1977-02-26 1978-09-14 Nippon Gakki Seizo Kk Electronic musical instrument

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53107815A (en) * 1977-01-10 1978-09-20 Kawai Musical Instr Mfg Co Tone frequency generator for multiisound synthesizer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63168695A (ja) * 1986-12-30 1988-07-12 ヤマハ株式会社 楽音信号発生装置
JPH0754432B2 (ja) * 1986-12-30 1995-06-07 ヤマハ株式会社 楽音信号発生装置
JPH09134176A (ja) * 1996-05-20 1997-05-20 Yamaha Corp 楽音信号発生装置

Also Published As

Publication number Publication date
JPH035593B2 (ja) 1991-01-25
JPH0561473A (ja) 1993-03-12
US4256003A (en) 1981-03-17
JPH0834763B2 (ja) 1996-03-29

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