Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Electrical signal parameter measurement system
Reexamination Certificate
2006-08-29
2006-08-29
Raymond, Edward (Department: 2857)
Data processing: measuring, calibrating, or testing
Measurement system in a specific environment
Electrical signal parameter measurement system
C320S101000
Reexamination Certificate
active
07099787
ABSTRACT:
A technique includes introducing an electrical perturbation to a fuel cell system during operation of the fuel cell system. This electrical perturbation does not substantially disrupt the operation of the fuel cell system. In response to the perturbation, an electrical parameter of the fuel cell system is measured.
REFERENCES:
patent: 4476002 (1984-10-01), Howard et al.
patent: 2004/0151957 (2004-08-01), Brooks et al.
patent: 2004/0220752 (2004-11-01), Gopal
Buelte Steve
Gasda Michael D.
Meredith Jon W.
Misiewicz Michael
Prescott Garnet
Plug Power Inc.
Raymond Edward
Trop Pruner & Hu P.C.
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