GB1395376A - Waveform producing means - Google Patents

Waveform producing means

Info

Publication number
GB1395376A
GB1395376A GB3561972A GB3561972A GB1395376A GB 1395376 A GB1395376 A GB 1395376A GB 3561972 A GB3561972 A GB 3561972A GB 3561972 A GB3561972 A GB 3561972A GB 1395376 A GB1395376 A GB 1395376A
Authority
GB
United Kingdom
Prior art keywords
samples
pulses
waveform
frequency
decay
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
Application number
GB3561972A
Other languages
English (en)
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.)
NIPPON KAKKI SEIZO KK
Original Assignee
NIPPON KAKKI SEIZO KK
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 JP46057830A external-priority patent/JPS5033842B1/ja
Priority claimed from JP46057831A external-priority patent/JPS5033843B1/ja
Priority claimed from JP46071245A external-priority patent/JPS5033844B2/ja
Priority claimed from JP7344171A external-priority patent/JPS534418B2/ja
Application filed by NIPPON KAKKI SEIZO KK filed Critical NIPPON KAKKI SEIZO KK
Publication of GB1395376A publication Critical patent/GB1395376A/en
Expired 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
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/04—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation
    • G10H1/053—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only
    • G10H1/057—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by envelope-forming circuits
    • G10H1/0575—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by envelope-forming circuits using a data store from which the envelope is synthesized
    • 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
    • G10H7/04—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 in which amplitudes are read at varying rates, e.g. according to pitch
    • 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
    • G10H7/06—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 in which amplitudes are read at a fixed rate, the read-out address varying stepwise by a given value, e.g. according to pitch

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
GB3561972A 1971-07-31 1972-07-31 Waveform producing means Expired GB1395376A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP46057830A JPS5033842B1 (de) 1971-07-31 1971-07-31
JP46057831A JPS5033843B1 (de) 1971-07-31 1971-07-31
JP46071245A JPS5033844B2 (de) 1971-09-16 1971-09-16
JP7344171A JPS534418B2 (de) 1971-09-22 1971-09-22

Publications (1)

Publication Number Publication Date
GB1395376A true GB1395376A (en) 1975-05-29

Family

ID=27463566

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3561972A Expired GB1395376A (en) 1971-07-31 1972-07-31 Waveform producing means

Country Status (4)

Country Link
US (1) US3854365A (de)
DE (1) DE2237594C3 (de)
GB (1) GB1395376A (de)
NL (1) NL7210530A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2429475A1 (fr) * 1978-06-19 1980-01-18 Siemens Ag Appareil a semi-conducteurs pour la reproduction de signaux acoustiques
GB2136228A (en) * 1983-02-21 1984-09-12 Casio Computer Co Ltd Waveform data generating system
US4475431A (en) * 1978-03-18 1984-10-09 Casio Computer Co., Ltd. Electronic musical instrument

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5735476B2 (de) * 1973-03-08 1982-07-29
JPS5917433B2 (ja) * 1974-06-06 1984-04-21 株式会社河合楽器製作所 電子楽器の音源波形形成装置
JPS5345131B2 (de) * 1974-06-06 1978-12-04
US4014238A (en) * 1974-08-13 1977-03-29 C.G. Conn, Ltd. Tone signal waveform control network for musical instrument keying system
US3977291A (en) * 1974-08-13 1976-08-31 C. G. Conn, Ltd. Attenuator network for musical instrument keying system
US4082027A (en) * 1975-04-23 1978-04-04 Nippon Gakki Seizo Kabushiki Kaisha Electronics musical instrument
US4046047A (en) * 1975-08-11 1977-09-06 Warwick Electronics Inc. Note selector circuit for electronic musical instrument
JPS5932799B2 (ja) * 1975-10-06 1984-08-10 ヤマハ株式会社 電子楽器
JPS52121313A (en) * 1976-04-06 1977-10-12 Nippon Gakki Seizo Kk Electronic musical instrument
US4122742A (en) * 1976-08-03 1978-10-31 Deutsch Research Laboratories, Ltd. Transient voice generator
US4463647A (en) * 1976-08-16 1984-08-07 Melville Clark, Jr. Musical instrument
USRE30906E (en) * 1976-10-08 1982-04-20 Nippon Gakki Seizo Kabushiki Kaisha Envelope generator
JPS5812599B2 (ja) * 1976-10-08 1983-03-09 ヤマハ株式会社 電子楽器のエンペロ−プ発生器
US4184402A (en) * 1976-12-27 1980-01-22 Kabushiki Kaisha Kawai Gakki Seisakusho Electronic musical instrument
US4214500A (en) * 1977-06-10 1980-07-29 Nippon Gakki Seizo Kabushiki Kaisha Electronic musical instruments
US4312257A (en) * 1977-09-24 1982-01-26 Kabushiki Kaisha Kawai Gakki Seisakusho Automatic accompaniment apparatus
JPS5924434B2 (ja) * 1977-10-15 1984-06-09 カシオ計算機株式会社 電子楽器
JPS54113320A (en) * 1978-02-23 1979-09-04 Nippon Gakki Seizo Kk Electronic instrument
JPS54128323A (en) * 1978-03-28 1979-10-04 Nippon Gakki Seizo Kk Waveform generating device of electronic musical instrument
CA1126992A (en) * 1978-09-14 1982-07-06 Toshio Kashio Electronic musical instrument
GB2032159B (en) * 1978-09-28 1982-11-24 Rca Gmbh Electronic tone generator
US4207792A (en) * 1979-05-10 1980-06-17 The Wurlitzer Company Tri-state encoding circuit for electronic musical instrument
DE2926548C2 (de) * 1979-06-30 1982-02-18 Rainer Josef 8047 Karlsfeld Gallitzendörfer Wellenformgenerator zur Klangformung in einem elektronischen Musikinstrument
JPS5632188A (en) * 1979-08-24 1981-04-01 Sony Corp Waveform synthesizer
JPS56117291A (en) * 1980-02-20 1981-09-14 Matsushita Electric Ind Co Ltd Electronec musical instrument
EP0255151B1 (de) * 1980-02-20 1995-12-20 Matsushita Electric Industrial Co., Ltd. Elektronisches Musikinstrument
JPS5793276A (en) * 1980-12-02 1982-06-10 Toshiba Corp Electronic clock
JPS5835599A (ja) * 1981-08-28 1983-03-02 株式会社河合楽器製作所 電子楽器
JPS616689A (ja) * 1984-06-20 1986-01-13 松下電器産業株式会社 電子楽器
JP3526776B2 (ja) * 1999-03-26 2004-05-17 ローム株式会社 音源装置及び携帯機器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB982824A (en) * 1963-06-14 1965-02-10 Standard Telephones Cables Ltd Waveform generator
US3358068A (en) * 1964-06-26 1967-12-12 Seeburg Corp Automatic rhythm device
JPS5031822B1 (de) * 1965-04-30 1975-10-15
US3498168A (en) * 1966-12-22 1970-03-03 Baldwin Co D H Digital combination action
US3515792A (en) * 1967-08-16 1970-06-02 North American Rockwell Digital organ
US3535429A (en) * 1968-01-18 1970-10-20 Nippon Musical Instruments Mfg Integrated circuit switching device for electronic musical instruments
US3548065A (en) * 1968-04-08 1970-12-15 Chicago Musical Instr Co Automatic rhythm system with selectable plural musical arrangements
US3534144A (en) * 1969-01-02 1970-10-13 Hammond Corp Keyer-synthesizer for an electronic musical instrument employing an integrated circuit
US3626076A (en) * 1969-05-21 1971-12-07 Nippon Musical Instruments Mfg Mixer circuit for electronic musical instrument providing staircase tone signal
US3610806A (en) * 1969-10-30 1971-10-05 North American Rockwell Adaptive sustain system for digital electronic organ
US3707594A (en) * 1970-03-10 1972-12-26 Nippon Musical Instruments Mfg Automatic rhythm sound producing device adapted for use with keyboard musical instruments
JPS5011778B1 (de) * 1970-03-16 1975-05-06
US3636231A (en) * 1971-04-19 1972-01-18 Hammond Corp Dc keyed synthesis organ employing an integrated circuit
US3760088A (en) * 1971-04-27 1973-09-18 Nippon Musical Instruments Mfg Automatic rhythm playing apparatus
US3755608A (en) * 1971-12-06 1973-08-28 North American Rockwell Apparatus and method for selectively alterable voicing in an electrical instrument
US3794748A (en) * 1971-12-06 1974-02-26 North American Rockwell Apparatus and method for frequency modulation for sampled amplitude signal generating system
US3809786A (en) * 1972-02-14 1974-05-07 Deutsch Res Lab Computor organ

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475431A (en) * 1978-03-18 1984-10-09 Casio Computer Co., Ltd. Electronic musical instrument
US4515056A (en) * 1978-03-18 1985-05-07 Casio Computer Co. Ltd. Electronic musical instrument
US4590838A (en) * 1978-03-18 1986-05-27 Casio Computer Co., Ltd. Electronic musical instrument
FR2429475A1 (fr) * 1978-06-19 1980-01-18 Siemens Ag Appareil a semi-conducteurs pour la reproduction de signaux acoustiques
GB2136228A (en) * 1983-02-21 1984-09-12 Casio Computer Co Ltd Waveform data generating system
US4612839A (en) * 1983-02-21 1986-09-23 Casio Computer Co., Ltd. Waveform data generating system

Also Published As

Publication number Publication date
NL7210530A (de) 1973-02-02
DE2237594C3 (de) 1984-02-23
US3854365A (en) 1974-12-17
DE2237594A1 (de) 1973-02-15
DE2237594B2 (de) 1979-02-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee