Distributed capacitance lc resonant circuit

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United States of America Patent

PATENT NO 4578654
SERIAL NO

06552305

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Abstract

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A tuned resonant circuit including inductive and capacitive components useful as a marker in electronic marker surveillance systems, comprising a laminate of a dielectric and conductive-multi-turn spirals on opposing surfaces of the dielectric, wherein the capacitive component is formed as a result of distributed capacitance between the opposed spirals, and wherein an electrical connection is provided between predetermined opposing portions of the respective spirals.

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Patent Owner(s)

Patent OwnerAddress
MINNESOTA MINING AND MANUFACTURING COMPANY ST PAUL MN A CORPDE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tait, William C Oak Park Heights, MN 11 416

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