Title:
EMBEDDED TOROIDAL TRANSFORMERS IN CERAMIC SUBSTRATES
Document Type and Number:
WIPO Patent Application WO2005099280
Kind Code:
A3
Abstract:
Method for forming a transformer (118) in a ceramic substrate. The method can include the steps of forming at least one conductive coil (119a, 119b) comprising a plurality of turns about an unfired ceramic toroidal core region (120a, 120b) defined within an unfired ceramic substrate (100). The method can also include the step of co-firing the unfired ceramic toroidal core region (120a, 120b), the unfired ceramic substrate (100), and the conductive coil (119a, 119b) to form an integral ceramic substrate structure with the conductive coil at least partially embedded therein.
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Inventors:
PLESKACH MICHAEL DAVID
THOMSON ANDREW JOHN
THOMSON ANDREW JOHN
Application Number:
PCT/US2005/009603
Publication Date:
December 22, 2005
Filing Date:
March 22, 2005
Export Citation:
Assignee:
HARRIS CORP (US)
International Classes:
H01F5/00; H01F7/06; H01F17/00; H01F27/28; H01F41/04; H01L23/498; H04N15/00; (IPC1-7): H01F5/00; H01F7/06; H01F27/28
Foreign References:
US5805043A | 1998-09-08 | |||
US20040124961A1 | 2004-07-01 | |||
US6148500A | 2000-11-21 | |||
US6791496B1 | 2004-09-14 | |||
US6820321B2 | 2004-11-23 | |||
JP2001267129A | 2001-09-28 |
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