Laminated coil array

Inductor devices – Coil or coil turn supports or spacers – Printed circuit-type coil

Reexamination Certificate

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Reexamination Certificate

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06977573

ABSTRACT:
A laminated coil array includes a laminate including a plurality of ceramic layers and a plurality of internal conductors disposed one on top of another, at least three coil conductors defined by electrically connecting internal conductors of the plurality of internal conductors and arranged in line inside the laminate, and external electrodes disposed on a surface of the laminate and electrically connected to end portions of the at least three spiral coil conductors, respectively. In the coil conductors not located on both end portions in the arrangement direction of the coil conductors, the internal conductors are arranged so as to be partially reversed.

REFERENCES:
patent: 5578981 (1996-11-01), Tokuda
patent: 6147573 (2000-11-01), Kumagai et al.
patent: 6489875 (2002-12-01), Uchikoba et al.
patent: 11-162737 (1999-06-01), None
patent: 2001-023822 (2001-01-01), None

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