MULTILAYER CERAMIC ELECTRONIC COMPONENT, MULTILAYER COIL COMPONENT AND PROCESS FOR PRODUCING MULTILAYER CERAMIC ELECTRONIC COMPONENT

Title:

MULTILAYER CERAMIC ELECTRONIC COMPONENT, MULTILAYER COIL COMPONENT AND PROCESS FOR PRODUCING MULTILAYER CERAMIC ELECTRONIC COMPONENT

Document Type and Number:

WIPO Patent Application WO/2005/004177

Kind Code:

A1

Abstract:

A multilayer coil (1) comprises an inner layer ceramic green sheet (13) provided with a plurality of conductor patterns (9) for a coil, a lead-out conductor pattern (11) and interlayer connection via holes (7), an inner layer ceramic green sheet (15) provided with interlayer connection via holes (7), an inner layer ceramic green sheet (14) provided with a plurality of conductor patterns (10) for a coil and a lead-out conductor pattern (11), and outer layer ceramic green sheets (16). An outer layer part comprises three or more ceramic green sheets (16) thinner than the inner layer ceramic green sheets (13-15).

Inventors:

YAMAMOTO TAKAHIRO (JP)
SAITO YASUSHI (JP)

Application Number:

PCT/JP2004/006223

Publication Date:

January 13, 2005

Filing Date:

April 28, 2004

Export Citation:

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Assignee:

MURATA MANUFACTURING CO (JP)
YAMAMOTO TAKAHIRO (JP)
SAITO YASUSHI (JP)

International Classes:

H01F17/00; H01F17/04; H01F41/04; (IPC1-7): H01F17/00; H01F41/04

Foreign References:

JP2002252117A	2002-09-06
JPH11297543A	1999-10-29
JPH10270249A	1998-10-09
US6238779B1	2001-05-29
DE10055634A1	2001-05-31
EP1075000A1	2001-02-07

Other References: