Title:
COIL COMPONENT AND FILTER CIRCUIT INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2020/121592
Kind Code:
A1
Abstract:
The present invention provides a coil component having a plurality of coils (L1, L2) magnetically coupled therein. The coil component (1) comprises a laminate (3), a wiring pattern (10), a wiring pattern (20), and a wiring pattern (30). The wiring pattern (20) is stacked on the upper layer of the wiring pattern (10) and constitutes part of the coils (L1, L2). The wiring pattern (30) is stacked on the upper layer of the wiring pattern (20) and constitutes part of the coils (L1, L2). On at least one side surface of the wiring pattern (20), the distance from the side surface to the wiring is longer than the first wiring pattern and the third wiring pattern.
Inventors:
TOUJO ATSUSHI (JP)
Application Number:
PCT/JP2019/030855
Publication Date:
June 18, 2020
Filing Date:
August 06, 2019
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01F27/00; H01F17/00; H03H7/09
Domestic Patent References:
| WO2009081865A1 | 2009-07-02 |
Foreign References:
| JP2013128022A | 2013-06-27 | |||
| JPH0595032U | 1993-12-24 | |||
| JP2003017327A | 2003-01-17 | |||
| JP2005294486A | 2005-10-20 | |||
| JP2002203720A | 2002-07-19 | |||
| JP2001160728A | 2001-06-12 | |||
| JPH08130117A | 1996-05-21 | |||
| JP2013115242A | 2013-06-10 | |||
| JP2012164770A | 2012-08-30 | |||
| JP2012129364A | 2012-07-05 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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