Device for generating adding and subtracting digital...

Details Device for generating adding and subtracting digital... Device for generating adding and subtracting digital...

2001-01-24

2008-12-23

Martinez, Joseph (Department: 2873)

Optical: systems and elements

Optical modulator

Reexamination Certificate

active

07468827

ABSTRACT:
A device for generating, adding and subtracting digital sequences of optical pulses and a method for the secure transmission of information. An interferometer having at least one electro-optical switch or electro-optical modulator positioned in one of its branch sections is used so that binary optical pulse sequences may be added and/or subtracted in the context of an electro-optical device and a method for the secure transmission of information using optical signals.

REFERENCES:
patent: 4771169 (1988-09-01), Boatmun
patent: 5307410 (1994-04-01), Bennett
patent: 5353114 (1994-10-01), Hansen
patent: 6188497 (2001-02-01), Franck et al.
patent: 6272224 (2001-08-01), Mazourenko et al.
patent: 6388753 (2002-05-01), Hall et al.

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