Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate
2007-11-22
2010-12-28
Sohn, Seung C (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
C356S152300
Reexamination Certificate
active
07858920
ABSTRACT:
According to the invention, two simultaneous images with different wavelengths (λ1, λ2) are formed in synchronism with each illuminance laser pulse, one of the Images corresponding to the wavelength (λ1) of the laser pulses, and the difference between the two images is generated.
REFERENCES:
patent: 4091412 (1978-05-01), Salonimer
patent: 5635905 (1997-06-01), Blackburn et al.
patent: 5793034 (1998-08-01), Wesolowicz et al.
patent: 6392539 (2002-05-01), Kanasugi
patent: 2004/0208340 (2004-10-01), Kirschner
patent: 100 35 531 (2002-02-01), None
patent: 1 273 928 (2003-01-01), None
patent: 97/11353 (1997-03-01), None
patent: 00/39607 (2000-07-01), None
International Search Report dated May 19, 2008 w/ English translation.
Written Opinion of the International Searching Authority with English translation.
Duvent Jean-Louis
Morin Pierre
Robic Bernard
Thomas Jean Yves
Campagnie Industielle des Lasers Cilas
Dickinson Wright PLLC
Sohn Seung C
LandOfFree
Method and device for detecting an object that can... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and device for detecting an object that can..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and device for detecting an object that can... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4231432