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
Application number
FR7141539A
Other versions
FR2115292A1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2115292A1 publication Critical patent/FR2115292A1/fr
Application granted granted Critical
Publication of FR2115292B1 publication Critical patent/FR2115292B1/fr
Expired legal-status Critical Current

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)
FR7141539A 1970-11-21 1971-11-19 Expired FR2115292B1 (fr)

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)

* Cited by examiner, † Cited by third party
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

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

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Legal Events

Date Code Title Description
ST Notification of lapse