Inductor devices – Coil or coil turn supports or spacers – Printed circuit-type coil
Reexamination Certificate
2005-08-09
2005-08-09
Mai, Anh (Department: 2832)
Inductor devices
Coil or coil turn supports or spacers
Printed circuit-type coil
C336S223000, C336S232000, C029S602100
Reexamination Certificate
active
06927661
ABSTRACT:
The magnetic device consists of a planar winding board, which contains the windings for both the inductor and the transformer. Thus, this invention centers on integrating the windings of multiple magnetic devices, not integrating the cores. By connecting the transformer secondary winding directly to the output inductor winding without using any intermediate headers and/or termination pins or conductive copper traces, both electrical path and the termination resistance will be minimized. Furthermore, the number of headers or termination pins required will also be reduced, which helps to not only alleviate the issue associated with co-planarity of the termination pins, but also reduce the cost of the material and manufacturing.
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Meinhardt, Mike, et al. “New Method for Integration of Resonant Inductor and Transformer-Design, Realization, Measurements.” PEI Technologies, National Microelectronics Reseach Centre. 1999. Cork, Ireland.
He Jin
Lawrence Michael Duane
Lee Gordon K. Y.
Lee Victor Ke-Ji
Rose Donald Bruce
Carstens David W.
Carstens & Cahoon LLP
Mai Anh
TDK Innoveta Inc.
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