JPS54107720A - Electronic musical instrument - Google Patents

Electronic musical instrument

Info

Publication number
JPS54107720A
JPS54107720A JP1507378A JP1507378A JPS54107720A JP S54107720 A JPS54107720 A JP S54107720A JP 1507378 A JP1507378 A JP 1507378A JP 1507378 A JP1507378 A JP 1507378A JP S54107720 A JPS54107720 A JP S54107720A
Authority
JP
Japan
Prior art keywords
tone frequency
single tone
positions
signal generating
signals
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.)
Pending
Application number
JP1507378A
Other languages
Japanese (ja)
Inventor
Osamu Hamada
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP1507378A priority Critical patent/JPS54107720A/en
Publication of JPS54107720A publication Critical patent/JPS54107720A/en
Pending legal-status Critical Current

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  • Electrophonic Musical Instruments (AREA)

Abstract

PURPOSE: To generate the frequency signals of single tones corresponding to key positions by providing a key assigner which so controls as to generate the single tone frequency signals of the frequencies corresponding to the positions of keys.
CONSTITUTION: The outputs of single tone frequency signal generating circuits 8a thru 8d are supplied to a synthesizer 18 and are added and the addition output thereof is obtained in output terminal 19. A key assigner 20 drives those which have not yet generated the single tone frequency signals output of the plural single tone frequency signal generating circuits 8 in the specified sequence based on the timing signals from a timing signal generating circuit 2 and so controls as to generate the single tone frequency signals of the frequencies corresponding to the positions of the keys having been operated based on the index function signals from an index function signal generating circuit 7 at the timings of the timing signals corresponding to the positions of the keys having been operated.
COPYRIGHT: (C)1979,JPO&Japio
JP1507378A 1978-02-13 1978-02-13 Electronic musical instrument Pending JPS54107720A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1507378A JPS54107720A (en) 1978-02-13 1978-02-13 Electronic musical instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1507378A JPS54107720A (en) 1978-02-13 1978-02-13 Electronic musical instrument

Publications (1)

Publication Number Publication Date
JPS54107720A true JPS54107720A (en) 1979-08-23

Family

ID=11878670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1507378A Pending JPS54107720A (en) 1978-02-13 1978-02-13 Electronic musical instrument

Country Status (1)

Country Link
JP (1) JPS54107720A (en)

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