Transformer

Details Transformer Transformer

2010-11-02

2011-12-06

Enad, Elvin G (Department: 2832)

Inductor devices

Coil or coil turn supports or spacers

Printed circuit-type coil

C336S232000, C257S531000

Reexamination Certificate

active

08072307

ABSTRACT:
A transformer may include a semiconductor layer coil, a trench coil connected with the semiconductor layer coil in parallel, and a metal layer coil opposing both of the semiconductor layer coil and the trench coil. The semiconductor layer coil and the trench coil may be insulated from the metal layer coil by an insulating layer.

REFERENCES:
patent: 4416056 (1983-11-01), Takahashi
patent: 5572179 (1996-11-01), Ito et al.
patent: 7091813 (2006-08-01), Liang et al.
patent: 2004/0056749 (2004-03-01), Kahlmann et al.
patent: 2006/0118905 (2006-06-01), Himori et al.
patent: 2008/0179963 (2008-07-01), Fouquet et al.
patent: 2008/0266043 (2008-10-01), Giandalia et al.
patent: 2009/0046489 (2009-02-01), Yoshimura et al.
patent: 2009/0283854 (2009-11-01), Levy et al.
patent: 7-183468 (1995-07-01), None

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