Imaging disturbing method and system

Details Imaging disturbing method and system Imaging disturbing method and system

2008-07-01

2008-07-01

Dowling, William C. (Department: 2851)

Optics: image projectors

Composite projected image

C380S201000, C353S122000

Reexamination Certificate

active

10398682

ABSTRACT:
A method of preventing image capturing that radiates a visible light that because of the human vision characteristics, an optical image for the visible light for the interference is difficult to distinguish from an image being projected onto the screen and because of the characteristics of an image capturing, an optical image for the visible light for the interference is recorded and distinguishable from the image on the screen, when the image on the screen is illegally reproduced.

REFERENCES:
patent: 5959717 (1999-09-01), Chaum
patent: 6018374 (2000-01-01), Wrobleski
patent: 6624874 (2003-09-01), Revelli et al.
patent: 6809792 (2004-10-01), Tehranchi et al.
patent: 6827454 (2004-12-01), Kimura et al.
patent: 6950532 (2005-09-01), Schumann et al.
patent: 7018045 (2006-03-01), Tomita
patent: 7043019 (2006-05-01), Tehranchi et al.
patent: 7137710 (2006-11-01), May
patent: 7218754 (2007-05-01), Schumann et al.
patent: 7221759 (2007-05-01), Nelson
patent: 2005/0041804 (2005-02-01), Mese et al.
patent: 1 301 034 (2003-04-01), None
patent: 2001-211433 (2001-08-01), None
patent: WO 00 74366 (2000-12-01), None
patent: WO 01 33846 (2001-05-01), None

Affiliated with

Also associated with

Rating

Imaging disturbing method and system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Imaging disturbing method and system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Imaging disturbing method and system will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3920521