Global Patent Index - EP 1649316 A1

EP 1649316 A1 20060426 - SYSTEM FOR RESTORATION OF VARIABLE IMAGES WITH ANGLE OF VIEW

Title (en)

SYSTEM FOR RESTORATION OF VARIABLE IMAGES WITH ANGLE OF VIEW

Title (de)

SYSTEM ZUR RESTAURATION VARIABLER BILDER MIT SICHTWINKEL

Title (fr)

SYSTEME DE RESTITUTION D IMAGES VARIABLES AVEC L'ANGLE DE VUE

Publication

EP 1649316 A1 20060426 (FR)

Application

EP 04767756 A 20040722

Priority

  • FR 2004001955 W 20040722
  • FR 0309339 A 20030729

Abstract (en)

[origin: FR2858424A1] The system (1) has a screen (2) presenting a set of pixels with variable optical transmissibility, and light sources (71-77) for each image signal to project light on the screen. The screen, sources and a Fresnel lens (3) that is placed on the path of the projected light are arranged such that transmitted images are focused towards respective distinct zones of the display environment (8) of the screen. Independent claims are also included for the following: (a) an image restitution system assembly (b) an image restitution process.

IPC 1-7

G02B 27/22; H04N 13/00

IPC 8 full level

G02B 30/27 (2020.01)

CPC (source: EP US)

G02B 30/27 (2020.01 - EP US)

Citation (search report)

See references of WO 2005022239A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

FR 2858424 A1 20050204; EP 1649316 A1 20060426; WO 2005022239 A1 20050310

DOCDB simple family (application)

FR 0309339 A 20030729; EP 04767756 A 20040722; FR 2004001955 W 20040722