Radiant energy – Photocells; circuits and apparatus – Signal isolator
Reexamination Certificate
2007-05-01
2007-05-01
Luu, Thanh X. (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Signal isolator
C398S164000
Reexamination Certificate
active
10317585
ABSTRACT:
A method of continuity checking an optical connection. An first optical source transmits an optical signal. A first optical receiver is checked for the optical signal. A second optical source transmits another optical signal. A second optical receiver checks for the other optical signal.
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patent: 5245680 (1993-09-01), Sauter
patent: 5923451 (1999-07-01), Karstensen et al.
patent: 6661940 (2003-12-01), Kim
patent: 2002/0021855 (2002-02-01), Kim
patent: WO 98/10763 (1996-04-01), None
Bozso Ferenc M.
Emma Philip G.
Karra, Esq. Satheesh K.
Ko Tony
Luu Thanh X.
Percello, Esq. Louis J.
Peterson, Jr. Charles W.
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