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Patent Searching and Data


Title:
COIL DEVICE, PHASE-SHIFT CIRCUIT, AND COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/170882
Kind Code:
A1
Abstract:
A first coil (L1) is constituted by a common-terminal-side first coil conductor (LC1) connected to a ground terminal (GND), a middle first coil conductor (LM1), and an input/output-terminal-side first coil conductor (LP1) connected to a first input/output terminal (T1), and a second coil (L2) is constituted by a common-terminal-side second coil conductor (LC2) connected to a ground terminal (GND), a middle second coil conductor (LM2), and an input/output-terminal-side second coil conductor (LP2) connected to a second input/output terminal (T2). The input/output-terminal-side first coil conductor (LP1) is positioned between the middle second coil conductor (LM2) and the input/output-terminal-side second coil conductor (LP2), and the input/output-terminal-side second coil conductor (LP2) is positioned between the middle first coil conductor (LM1) and the input/output-terminal-side first coil conductor (LP1).

Inventors:
MIKAWA KENTARO (JP)
KOBAYASHI HIDEAKI (JP)
Application Number:
PCT/JP2020/005091
Publication Date:
August 27, 2020
Filing Date:
February 10, 2020
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01F19/00; H01F17/00; H01F27/00; H03H7/09
Domestic Patent References:
WO2018012400A12018-01-18
Foreign References:
JP2016219606A2016-12-22
US20140138792A12014-05-22
JPH03153011A1991-07-01
Attorney, Agent or Firm:
KAEDE PATENT ATTORNEYS' OFFICE (JP)
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