DE3784830D1 - DEVICE FOR DETERMINING THE TONE HEIGHT OF AN ESSENTIALLY PERIODIC INPUT SIGNAL. - Google Patents

DEVICE FOR DETERMINING THE TONE HEIGHT OF AN ESSENTIALLY PERIODIC INPUT SIGNAL.

Info

Publication number
DE3784830D1
DE3784830D1 DE8787115594T DE3784830T DE3784830D1 DE 3784830 D1 DE3784830 D1 DE 3784830D1 DE 8787115594 T DE8787115594 T DE 8787115594T DE 3784830 T DE3784830 T DE 3784830T DE 3784830 D1 DE3784830 D1 DE 3784830D1
Authority
DE
Germany
Prior art keywords
determining
input signal
periodic input
tone height
essentially periodic
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
DE8787115594T
Other languages
German (de)
Other versions
DE3784830T2 (en
Inventor
Shigeru Pat Dept Dev Uchiyama
Katsuhiko Pat Dept Dev H Obata
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 claimed from JP61253487A external-priority patent/JPS63106795A/en
Priority claimed from JP61283292A external-priority patent/JP2555551B2/en
Priority claimed from JP61282142A external-priority patent/JPS63136088A/en
Priority claimed from JP61285985A external-priority patent/JPS63139399A/en
Priority claimed from JP61286745A external-priority patent/JPS63141099A/en
Priority claimed from JP62004714A external-priority patent/JP2508044B2/en
Priority claimed from JP62050381A external-priority patent/JPH07104666B2/en
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of DE3784830D1 publication Critical patent/DE3784830D1/en
Application granted granted Critical
Publication of DE3784830T2 publication Critical patent/DE3784830T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G10H3/00—Instruments in which the tones are generated by electromechanical means
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/031—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal
    • G10H2210/066—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal for pitch analysis as part of wider processing for musical purposes, e.g. transcription, musical performance evaluation; Pitch recognition, e.g. in polyphonic sounds; Estimation or use of missing fundamental

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
DE19873784830 1986-10-24 1987-10-23 Device for determining the pitch of an essentially periodic input signal. Expired - Lifetime DE3784830T2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP61253487A JPS63106795A (en) 1986-10-24 1986-10-24 Input controller for electronic musical instrument
JP61283292A JP2555551B2 (en) 1986-11-28 1986-11-28 Input waveform signal controller
JP61282142A JPS63136088A (en) 1986-11-28 1986-11-28 Input controller for electronic musical instrument
JP61285985A JPS63139399A (en) 1986-12-02 1986-12-02 Input controller for electronic musical instrument
JP61286745A JPS63141099A (en) 1986-12-03 1986-12-03 Input controller for electronic musical instrument
JP62004714A JP2508044B2 (en) 1987-01-12 1987-01-12 Electronic musical instrument input control device
JP62050381A JPH07104666B2 (en) 1987-03-06 1987-03-06 Pitch extractor

Publications (2)

Publication Number Publication Date
DE3784830D1 true DE3784830D1 (en) 1993-04-22
DE3784830T2 DE3784830T2 (en) 1993-10-14

Family

ID=27563289

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873784830 Expired - Lifetime DE3784830T2 (en) 1986-10-24 1987-10-23 Device for determining the pitch of an essentially periodic input signal.
DE19873752185 Expired - Lifetime DE3752185T2 (en) 1986-10-24 1987-10-23 Device for generating a musical tone signal according to an input waveform signal

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19873752185 Expired - Lifetime DE3752185T2 (en) 1986-10-24 1987-10-23 Device for generating a musical tone signal according to an input waveform signal

Country Status (3)

Country Link
EP (2) EP0264955B1 (en)
DE (2) DE3784830T2 (en)
HK (1) HK1005348A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0196700A (en) * 1987-10-08 1989-04-14 Casio Comput Co Ltd Input controller for electronic musical instrument
CN108333506A (en) * 2018-04-08 2018-07-27 杭州欣美成套电器制造有限公司 A kind of nearly zero-signal extraction and alternating-current switch position detecting circuit
CN111030412B (en) * 2019-12-04 2022-04-29 瑞声科技(新加坡)有限公司 Vibration waveform design method and vibration motor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633748A (en) * 1983-02-27 1987-01-06 Casio Computer Co., Ltd. Electronic musical instrument
JPS6145298A (en) * 1984-08-09 1986-03-05 カシオ計算機株式会社 Electronic musical instrument
US4627323A (en) * 1984-08-13 1986-12-09 New England Digital Corporation Pitch extractor apparatus and the like

Also Published As

Publication number Publication date
DE3784830T2 (en) 1993-10-14
DE3752185D1 (en) 1998-06-04
EP0264955A2 (en) 1988-04-27
DE3752185T2 (en) 1998-08-27
EP0264955B1 (en) 1993-03-17
EP0493374B1 (en) 1998-04-29
EP0264955A3 (en) 1989-08-30
EP0493374A2 (en) 1992-07-01
HK1005348A1 (en) 1998-12-31
EP0493374A3 (en) 1992-11-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition