Inductor device having improved quality factor

Details Inductor device having improved quality factor Inductor device having improved quality factor

2005-06-07

2005-06-07

Mai, Anh (Department: 2832)

Inductor devices

Coil or coil turn supports or spacers

Printed circuit-type coil

C336S232000, C336S223000

Reexamination Certificate

active

06903644

ABSTRACT:
An inductor device including a first coil conductor (310) and a second coil conductor (510), the first coil conductor (310) being located over a substrate (120) and having a first pattern and a first conductivity, and the second coil conductor (510) being located on a substantial portion of the first coil conductor (310), having a second pattern substantially conforming to the first pattern, and having a second conductivity substantially greater than the first conductivity.

REFERENCES:
patent: 5529831 (1996-06-01), Waga et al.
patent: 5565837 (1996-10-01), Godek et al.
patent: 5604352 (1997-02-01), Schuetz
patent: 6287932 (2001-09-01), Forbes et al.
patent: 6724290 (2004-04-01), Ohnmacht et al.
patent: 6798039 (2004-09-01), Gillespie et al.
patent: 2002/0036561 (2002-03-01), Jedlitschka
patent: 2003/0231093 (2003-12-01), Hsu et al.
patent: 06036945 (1994-02-01), None
patent: 06140250 (1994-05-01), None

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