Title:
COIL COMPONENT AND FILTER CIRCUIT INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2021/053915
Kind Code:
A1
Abstract:
The present disclosure provides a coil component (1) in which a coil (L1) and a coil (L2) are magnetically coupled, and which comprises a stack (3), a plurality of first wiring patterns (10), a plurality of second wiring patterns (20), and a plurality of third wiring patterns (30). The coil (L1) includes a portion in which a plurality of wiring patterns are connected in parallel by electrical connection by a via-conductor (52) and a via-conductor (53) penetrating through the plurality of first wiring patterns (10) to the plurality of third wiring patterns (30). The coil (L2) includes a portion in which a plurality of wiring patterns are connected in parallel by electrical connection by a via-conductor (55) and a via-conductor (56) penetrating through the plurality of second wiring patterns (20) to the plurality of third wiring patterns (30).
Inventors:
TOUJO ATSUSHI (JP)
Application Number:
PCT/JP2020/024407
Publication Date:
March 25, 2021
Filing Date:
June 22, 2020
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01F17/00; H01F17/04; H01F19/00; H01F27/00; H01F27/29; H03H7/075
Domestic Patent References:
| WO2018012400A1 | 2018-01-18 | |||
| WO2017002661A1 | 2017-01-05 |
Foreign References:
| JP2018186417A | 2018-11-22 | |||
| JP2001160728A | 2001-06-12 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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