Detector for detecting a buried current carrying conductor

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – For small object detection or location

Reexamination Certificate

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Details

C324S067000

Reexamination Certificate

active

07847556

ABSTRACT:
A detector1for detecting a buried current carrying conductor comprises a digital homodyne receiver. The receiver processes field strength signals induced in a pair of vertically spaced antennae3, 5. The analogue to digital converter is an audio-grade stereo CODEC11.

REFERENCES:
patent: 6633163 (2003-10-01), Fling
patent: 6777923 (2004-08-01), Pearson
patent: 6801028 (2004-10-01), Kernahan et al.
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patent: 96/23235 (1996-08-01), None
patent: WO 03/071311 (2003-08-01), None
patent: WO 03069598 (2003-08-01), None
patent: WO 03069769 (2003-08-01), None
English translation of the description of DE19815342 A1 from the European Patent Office Website (http://v3.espacenet.com/textdoc?DB=EPODOC&IDX=DE19815342&F=O&QPN=DE19815342), printed on Sep. 15, 2008.

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