FR2375768B1 - - Google Patents

Info

Publication number
FR2375768B1
FR2375768B1 FR7739030A FR7739030A FR2375768B1 FR 2375768 B1 FR2375768 B1 FR 2375768B1 FR 7739030 A FR7739030 A FR 7739030A FR 7739030 A FR7739030 A FR 7739030A FR 2375768 B1 FR2375768 B1 FR 2375768B1
Authority
FR
France
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
FR7739030A
Other languages
French (fr)
Other versions
FR2375768A1 (fr
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
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of FR2375768A1 publication Critical patent/FR2375768A1/fr
Application granted granted Critical
Publication of FR2375768B1 publication Critical patent/FR2375768B1/fr
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
    • G10H7/02—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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S84/00—Music
    • Y10S84/11—Frequency dividers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
FR7739030A 1976-12-24 1977-12-23 Appareil de selection du nombre d'impulsions horloges Granted FR2375768A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51155121A JPS5848110B2 (ja) 1976-12-24 1976-12-24 クロツク数選択装置

Publications (2)

Publication Number Publication Date
FR2375768A1 FR2375768A1 (fr) 1978-07-21
FR2375768B1 true FR2375768B1 (Sortimente) 1983-08-26

Family

ID=15599017

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7739030A Granted FR2375768A1 (fr) 1976-12-24 1977-12-23 Appareil de selection du nombre d'impulsions horloges

Country Status (6)

Country Link
US (1) US4332181A (Sortimente)
JP (1) JPS5848110B2 (Sortimente)
CA (1) CA1097105A (Sortimente)
DE (1) DE2757745C2 (Sortimente)
FR (1) FR2375768A1 (Sortimente)
GB (1) GB1593779A (Sortimente)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1174362B (de) * 1961-04-28 1964-07-23 Licentia Gmbh Anordnung zur Impulsuntersetzung
NL142804B (nl) * 1968-02-15 1974-07-15 Philips Nv Generator voor het gelijktijdig opwekken van de tonen van een bij voorkeur nagenoeg gelijkzwevende toonladder, alsmede elektronisch muziekinstrument voorzien van een dergelijke generator.
US3735012A (en) * 1970-02-25 1973-05-22 Nippon Musical Instruments Mfg Integrated circuit frequency dividers in electronic musical instrument
GB1301927A (Sortimente) * 1970-03-03 1973-01-04
US3809787A (en) * 1970-05-30 1974-05-07 Nippon Musical Instruments Mfg Tone generator system
JPS5033157Y2 (Sortimente) * 1971-03-06 1975-09-27
US3808347A (en) * 1971-06-01 1974-04-30 Itt Electronic music tone generator with pulse generator and frequency dividers
BE785746A (fr) * 1971-07-02 1973-01-02 Philips Nv Dispositif permettant d'engendrer les notes d'une gamme
US3743756A (en) * 1971-08-12 1973-07-03 Philips Corp Method of producing tones of a preferably substantially equal-tempered scale
JPS5135340B2 (Sortimente) * 1971-11-12 1976-10-01
US3844379A (en) * 1971-12-30 1974-10-29 Nippon Musical Instruments Mfg Electronic musical instrument with key coding in a key address memory
US3828643A (en) * 1973-02-20 1974-08-13 Chicago Musical Instr Co Scanner for electronic musical instrument
GB1464912A (en) * 1973-02-26 1977-02-16 Casio Computer Co Ltd Information input device
JPS5038327A (Sortimente) * 1973-08-10 1975-04-09
US3979989A (en) * 1974-05-31 1976-09-14 Nippon Gakki Seizo Kabushiki Kaisha Electronic musical instrument

Also Published As

Publication number Publication date
US4332181A (en) 1982-06-01
JPS5380215A (en) 1978-07-15
CA1097105A (en) 1981-03-10
JPS5848110B2 (ja) 1983-10-26
DE2757745A1 (de) 1978-06-29
FR2375768A1 (fr) 1978-07-21
GB1593779A (en) 1981-07-22
DE2757745C2 (de) 1983-10-06

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Legal Events

Date Code Title Description
ST Notification of lapse