EP0493374A3 - Electronic musical instrument in which musical tones are generated on the basis of pitches extracted from an input waveform signal - Google Patents
Electronic musical instrument in which musical tones are generated on the basis of pitches extracted from an input waveform signal Download PDFInfo
- Publication number
- EP0493374A3 EP0493374A3 EP19920105224 EP92105224A EP0493374A3 EP 0493374 A3 EP0493374 A3 EP 0493374A3 EP 19920105224 EP19920105224 EP 19920105224 EP 92105224 A EP92105224 A EP 92105224A EP 0493374 A3 EP0493374 A3 EP 0493374A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- basis
- generated
- waveform signal
- input waveform
- musical instrument
- 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
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)
Applications Claiming Priority (15)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP253487/86 | 1986-10-24 | ||
JP61253487A JPS63106795A (en) | 1986-10-24 | 1986-10-24 | Input controller for electronic musical instrument |
JP61282142A JPS63136088A (en) | 1986-11-28 | 1986-11-28 | Input controller for electronic musical instrument |
JP282142/86 | 1986-11-28 | ||
JP283292/86 | 1986-11-28 | ||
JP61283292A JP2555551B2 (en) | 1986-11-28 | 1986-11-28 | Input waveform signal controller |
JP61285985A JPS63139399A (en) | 1986-12-02 | 1986-12-02 | Input controller for electronic musical instrument |
JP285985/86 | 1986-12-02 | ||
JP286745/86 | 1986-12-03 | ||
JP61286745A JPS63141099A (en) | 1986-12-03 | 1986-12-03 | Input controller for electronic musical instrument |
JP4714/87 | 1987-01-12 | ||
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 |
JP50381/87 | 1987-03-06 | ||
EP19870115594 EP0264955B1 (en) | 1986-10-24 | 1987-10-23 | Apparatus for determining the pitch of a substantially periodic input signal |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19870115594 Division EP0264955B1 (en) | 1986-10-24 | 1987-10-23 | Apparatus for determining the pitch of a substantially periodic input signal |
EP87115594.1 Division | 1987-10-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0493374A2 EP0493374A2 (en) | 1992-07-01 |
EP0493374A3 true EP0493374A3 (en) | 1992-11-19 |
EP0493374B1 EP0493374B1 (en) | 1998-04-29 |
Family
ID=27563289
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19870115594 Expired - Lifetime EP0264955B1 (en) | 1986-10-24 | 1987-10-23 | Apparatus for determining the pitch of a substantially periodic input signal |
EP92105224A Expired - Lifetime EP0493374B1 (en) | 1986-10-24 | 1987-10-23 | Apparatus for generating a musical tone signal in accordance with an input waveform signal |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19870115594 Expired - Lifetime EP0264955B1 (en) | 1986-10-24 | 1987-10-23 | Apparatus for determining the pitch of a substantially periodic input signal |
Country Status (3)
Country | Link |
---|---|
EP (2) | EP0264955B1 (en) |
DE (2) | DE3784830T2 (en) |
HK (1) | HK1005348A1 (en) |
Families Citing this family (3)
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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2138988A (en) * | 1983-02-27 | 1984-10-31 | Casio Computer Co Ltd | Electronic musical instrument |
GB2162989A (en) * | 1984-08-09 | 1986-02-12 | Casio Computer Co Ltd | Tone information processing device for an electronic musical instrument |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4627323A (en) * | 1984-08-13 | 1986-12-09 | New England Digital Corporation | Pitch extractor apparatus and the like |
-
1987
- 1987-10-23 DE DE19873784830 patent/DE3784830T2/en not_active Expired - Lifetime
- 1987-10-23 EP EP19870115594 patent/EP0264955B1/en not_active Expired - Lifetime
- 1987-10-23 DE DE19873752185 patent/DE3752185T2/en not_active Expired - Lifetime
- 1987-10-23 EP EP92105224A patent/EP0493374B1/en not_active Expired - Lifetime
-
1998
- 1998-05-20 HK HK98104364A patent/HK1005348A1/en not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2138988A (en) * | 1983-02-27 | 1984-10-31 | Casio Computer Co Ltd | Electronic musical instrument |
GB2162989A (en) * | 1984-08-09 | 1986-02-12 | Casio Computer Co Ltd | Tone information processing device for an electronic musical instrument |
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 |
DE3784830D1 (en) | 1993-04-22 |
HK1005348A1 (en) | 1998-12-31 |
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