IT1136105B - Dispositivo di trattamento della frequenza di un segnale ed applicazione in particolare agli strumenti di musica elettronici - Google Patents
Dispositivo di trattamento della frequenza di un segnale ed applicazione in particolare agli strumenti di musica elettroniciInfo
- Publication number
- IT1136105B IT1136105B IT12415/80A IT1241580A IT1136105B IT 1136105 B IT1136105 B IT 1136105B IT 12415/80 A IT12415/80 A IT 12415/80A IT 1241580 A IT1241580 A IT 1241580A IT 1136105 B IT1136105 B IT 1136105B
- Authority
- IT
- Italy
- Prior art keywords
- application
- frequency signal
- treatment device
- electronic music
- signal treatment
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
- H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
-
- 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
- G10H1/18—Selecting circuits
- G10H1/182—Key multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7901512A FR2447112A1 (fr) | 1979-01-22 | 1979-01-22 | Dispositif de traitement de la frequence d'un signal et application notamment aux instruments de musique electroniques |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8012415A0 IT8012415A0 (it) | 1980-01-21 |
IT1136105B true IT1136105B (it) | 1986-08-27 |
Family
ID=9221021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT12415/80A IT1136105B (it) | 1979-01-22 | 1980-01-21 | Dispositivo di trattamento della frequenza di un segnale ed applicazione in particolare agli strumenti di musica elettronici |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2447112A1 (US06826419-20041130-M00005.png) |
IT (1) | IT1136105B (US06826419-20041130-M00005.png) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3610806A (en) * | 1969-10-30 | 1971-10-05 | North American Rockwell | Adaptive sustain system for digital electronic organ |
US3882400A (en) * | 1972-11-27 | 1975-05-06 | Sony Corp | Broadcast receiver |
JPS5421049B2 (US06826419-20041130-M00005.png) * | 1973-12-28 | 1979-07-27 | ||
US3854366A (en) * | 1974-04-26 | 1974-12-17 | Nippon Musical Instruments Mfg | Automatic arpeggio |
US4085645A (en) * | 1976-10-29 | 1978-04-25 | Motorola, Inc. | Instantly retunable tone generator for an electronic musical instrument |
-
1979
- 1979-01-22 FR FR7901512A patent/FR2447112A1/fr active Granted
-
1980
- 1980-01-21 IT IT12415/80A patent/IT1136105B/it active
Also Published As
Publication number | Publication date |
---|---|
IT8012415A0 (it) | 1980-01-21 |
FR2447112A1 (fr) | 1980-08-14 |
FR2447112B1 (US06826419-20041130-M00005.png) | 1983-07-18 |
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