Global Patent Index - EP 0385706 B1

EP 0385706 B1 19950503 - Apparatus and method for digitized video system.

Title (en)

Apparatus and method for digitized video system.

Title (de)

Apparat und Verfahren für ein digitalisiertes Videosystem.

Title (fr)

Appareil et méthode pour système de vidéo numérisé.

Publication

EP 0385706 B1 19950503 (EN)

Application

EP 90302049 A 19900227

Priority

  • US 31566189 A 19890227
  • US 31574589 A 19890227
  • US 31593989 A 19890227

Abstract (en)

[origin: EP0385706A2] A digitized video system with an increased viewing angle having a light projector and a display screen. The light projector generating a plurality of narrow light beams to impinge on the display screen at a plurality of associated points. The display screen has a transducer generating surface acoustic waves which traverse the associated points. This results in reduced laser speckle.

IPC 1-7

G09F 9/37; G02B 6/08

IPC 8 full level

G02B 26/08 (2006.01); G09F 9/00 (2006.01); G09F 19/18 (2006.01); G09G 3/02 (2006.01); G09G 3/20 (2006.01); G09G 3/34 (2006.01); H04N 13/04 (2006.01)

CPC (source: EP)

G09F 19/18 (2013.01)

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

EP 0385706 A2 19900905; EP 0385706 A3 19910731; EP 0385706 B1 19950503; DE 69019043 D1 19950608; DE 69019043 T2 19950831; JP H0340694 A 19910221

DOCDB simple family (application)

EP 90302049 A 19900227; DE 69019043 T 19900227; JP 4711290 A 19900227