US 6,982,683 B2
Head-mounted projection display system
Douglas A. Stanton, Ossining, N.Y. (US)
Assigned to Koninklijke Philips Electronics N.V., Eindhoven (Netherlands)
Filed on Mar. 18, 2003, as Appl. No. 10/390,798.
Application 10/390798 is a continuation of application No. 09/206436, filed on Dec. 07, 1998, granted, now 6,535,182.
Prior Publication US 2003/0179157 A1, Sep. 25, 2003
Int. Cl. G09G 5/00 (2006.01)
U.S. Cl. 345—7 18 Claims
OG exemplary drawing
 
1. A binocular projection display system, comprising:
a retroreflective projection display screen;
a headset configured to fit on a viewer's head, the headset being independently moveable from the screen,
a first projector including an electro-optical light modulator disposed on the headset and a projection lens disposed to project a first component of a stereoscopic image in the line-of-sight of the viewer from a first location adjacent to a first one of viewer's eyes when the headset is worn; and
a second projector disposed to project a second component of the stereoscopic image in the line-of-sight of the viewer from a second location adjacent to a second one of the viewer's eyes when the headset is worn.