Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source
Reexamination Certificate
2008-05-06
2008-05-06
Deberadinis, Robert L. (Department: 2836)
Electrical transmission or interconnection systems
Plural supply circuits or sources
Substitute or emergency source
Reexamination Certificate
active
07368835
ABSTRACT:
A backplane in a power distribution shelf has power outputs connected to corresponding primary card slots and adjacent card slots. Power distribution cards are seated in the card slots. A maintenance card can be configured to selectively provide redundant power to the power outputs of a failed power distribution circuit card via an adjacent power distribution circuit card and a maintenance connection.
REFERENCES:
patent: 4590554 (1986-05-01), Glazer et al.
patent: 6490277 (2002-12-01), Tzotzkov
patent: 7099340 (2006-08-01), Liva et al.
Carpenter Monty C.
Garcia Jose A.
Low Andrew G.
Ramachandran Thyagarajan
VanOrden David R.
Baker & Botts L.L.P.
DeBeradinis Robert L.
Tellabs Bedford, Inc.
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