FR2316802A1 - Clavier photosensible - Google Patents
Clavier photosensibleInfo
- Publication number
- FR2316802A1 FR2316802A1 FR7521197A FR7521197A FR2316802A1 FR 2316802 A1 FR2316802 A1 FR 2316802A1 FR 7521197 A FR7521197 A FR 7521197A FR 7521197 A FR7521197 A FR 7521197A FR 2316802 A1 FR2316802 A1 FR 2316802A1
- Authority
- FR
- France
- Prior art keywords
- gate circuits
- controlled
- musical instrument
- light sensitive
- photoelectric cells
- 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
- G10H1/00—Details of electrophonic musical instruments
- G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
- G10H1/04—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation
- G10H1/053—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only
- G10H1/055—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by switches with variable impedance elements
- G10H1/0553—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by switches with variable impedance elements using optical or light-responsive 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
- G10H1/00—Details of electrophonic musical instruments
- G10H1/18—Selecting circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7521197A FR2316802A1 (fr) | 1975-07-02 | 1975-07-02 | Clavier photosensible |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7521197A FR2316802A1 (fr) | 1975-07-02 | 1975-07-02 | Clavier photosensible |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2316802A1 true FR2316802A1 (fr) | 1977-01-28 |
FR2316802B1 FR2316802B1 (US06826419-20041130-M00005.png) | 1978-12-29 |
Family
ID=9157574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7521197A Granted FR2316802A1 (fr) | 1975-07-02 | 1975-07-02 | Clavier photosensible |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2316802A1 (US06826419-20041130-M00005.png) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4344346A (en) * | 1980-09-29 | 1982-08-17 | Marvin Glass & Associates | Musical light toy |
FR2604578A1 (fr) * | 1986-09-29 | 1988-04-01 | Brodier Jacques | Table de mixage a modulation optique avec adaptation automatique a l'ambiance lumineuse |
EP0342037A2 (en) * | 1988-05-11 | 1989-11-15 | Interactive Light Inc. (a Corporation of New York) | Radiation activated device |
FR2882617A1 (fr) * | 2005-02-28 | 2006-09-01 | Jacques Auguste Henri Brodier | Table de mixage par modulation distributive de lumiere, avec gel et reindexation a volonte des signaux traites |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1340115A (fr) * | 1961-12-05 | 1963-10-11 | Thomson Houston Comp Francaise | Perfectionnements aux circuits de commande pour la correction de la luminosité de fond et le réglage du contraste |
US3211912A (en) * | 1963-03-07 | 1965-10-12 | Barnes Eng Co | Photosensitive multi-element detector sampling system |
FR1494146A (fr) * | 1966-06-08 | 1967-09-08 | Commissariat Energie Atomique | Circuit logique adaptatif à seuil |
-
1975
- 1975-07-02 FR FR7521197A patent/FR2316802A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1340115A (fr) * | 1961-12-05 | 1963-10-11 | Thomson Houston Comp Francaise | Perfectionnements aux circuits de commande pour la correction de la luminosité de fond et le réglage du contraste |
US3211912A (en) * | 1963-03-07 | 1965-10-12 | Barnes Eng Co | Photosensitive multi-element detector sampling system |
FR1494146A (fr) * | 1966-06-08 | 1967-09-08 | Commissariat Energie Atomique | Circuit logique adaptatif à seuil |
Non-Patent Citations (2)
Title |
---|
Revue GB INTERNATIONAL JOURNAL OF ELECTRONICS, vol. 34, no. 4, 1973, Article 'Multiplexing analogue signals with optically coupled isolator' (DAS), pages 569 - 570 * |
Revue US IBM TECHNICAL DISCLOSURE BULLETIN, vol. 4, no. 5, octobre 1961, article: 'Gate' (ATHENS), page 1 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4344346A (en) * | 1980-09-29 | 1982-08-17 | Marvin Glass & Associates | Musical light toy |
FR2604578A1 (fr) * | 1986-09-29 | 1988-04-01 | Brodier Jacques | Table de mixage a modulation optique avec adaptation automatique a l'ambiance lumineuse |
EP0342037A2 (en) * | 1988-05-11 | 1989-11-15 | Interactive Light Inc. (a Corporation of New York) | Radiation activated device |
EP0342037A3 (en) * | 1988-05-11 | 1990-07-18 | Asaf Gurner | Optical instrument |
US5045687A (en) * | 1988-05-11 | 1991-09-03 | Asaf Gurner | Optical instrument with tone signal generating means |
FR2882617A1 (fr) * | 2005-02-28 | 2006-09-01 | Jacques Auguste Henri Brodier | Table de mixage par modulation distributive de lumiere, avec gel et reindexation a volonte des signaux traites |
Also Published As
Publication number | Publication date |
---|---|
FR2316802B1 (US06826419-20041130-M00005.png) | 1978-12-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |