FR2115292B1 - - Google Patents
Info
- Publication number
- FR2115292B1 FR2115292B1 FR7141539A FR7141539A FR2115292B1 FR 2115292 B1 FR2115292 B1 FR 2115292B1 FR 7141539 A FR7141539 A FR 7141539A FR 7141539 A FR7141539 A FR 7141539A FR 2115292 B1 FR2115292 B1 FR 2115292B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7425—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being a dielectric deformable layer controlled by an electron beam, e.g. eidophor projector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/24—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with screen acting as light valve by shutter operation, e.g. eidophor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7017070A NL7017070A (fr) | 1970-11-21 | 1970-11-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2115292A1 FR2115292A1 (fr) | 1972-07-07 |
FR2115292B1 true FR2115292B1 (fr) | 1977-01-21 |
Family
ID=19811623
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7141539A Expired FR2115292B1 (fr) | 1970-11-21 | 1971-11-19 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2154395A1 (fr) |
FR (1) | FR2115292B1 (fr) |
GB (1) | GB1369241A (fr) |
NL (1) | NL7017070A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001052400A1 (fr) | 2000-01-07 | 2001-07-19 | Arthur D. Little Enterprises, Inc. | Transformateur mecanique-acoustique et haut-parleur multimedia a couche mince et plate |
CA2610483A1 (fr) | 2005-05-31 | 2006-12-07 | Emo Labs, Inc. | Membrane diaphragme et structure de support sensible aux conditions environnementales |
US8189851B2 (en) | 2009-03-06 | 2012-05-29 | Emo Labs, Inc. | Optically clear diaphragm for an acoustic transducer and method for making same |
WO2014143927A2 (fr) | 2013-03-15 | 2014-09-18 | Emo Labs, Inc. | Transducteurs acoustiques |
USD741835S1 (en) | 2013-12-27 | 2015-10-27 | Emo Labs, Inc. | Speaker |
USD733678S1 (en) | 2013-12-27 | 2015-07-07 | Emo Labs, Inc. | Audio speaker |
USD748072S1 (en) | 2014-03-14 | 2016-01-26 | Emo Labs, Inc. | Sound bar audio speaker |
-
1970
- 1970-11-21 NL NL7017070A patent/NL7017070A/xx unknown
-
1971
- 1971-11-02 DE DE19712154395 patent/DE2154395A1/de active Pending
- 1971-11-18 GB GB5360771A patent/GB1369241A/en not_active Expired
- 1971-11-19 FR FR7141539A patent/FR2115292B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2154395A1 (de) | 1972-05-31 |
NL7017070A (fr) | 1972-05-24 |
FR2115292A1 (fr) | 1972-07-07 |
GB1369241A (en) | 1974-10-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |