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Patent Searching and Data


Title:
INDUCTIVE STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2011/159458
Kind Code:
A3
Abstract:
An inductor (100), an integrated inductive device (2100) with an attached integrated circuit (2160), and a transformer (3800) each include a thick coil structure (126) that lies over a semiconductor wafer (110), and a bottom core section (120) and a top core section (180) which are both integrated together with the thick coil structure (126) to provide improved inductance.

Inventors:
SMEYS PETER (US)
PAPOU ANDREI (US)
Application Number:
US2011/038483
Publication Date:
April 05, 2012
Filing Date:
May 30, 2011
Export Citation:
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Assignee:
NAT SEMICONDUCTOR CORP (US)
International Classes:
H01F17/00; H01F27/28
Foreign References:
US20060157798A12006-07-20
US7262680B22007-08-28
US20090140383A12009-06-04
US6054329A2000-04-25
Other References:
See also references of EP 2583287A4
Attorney, Agent or Firm:
PICKERING, Mark (P.O. Box 151440, San Rafael, CA, 94915-1440, US)
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