Title:
BALUN
Document Type and Number:
WIPO Patent Application WO/2021/230042
Kind Code:
A1
Abstract:
A balun (100) is provided with an unbalanced terminal (T1), a first balanced terminal (T2) and a second balanced terminal (T3), a first main line (110) and a second main line (120), a first sub-line (210) and a second sub-line (220), and a first line (230). The first main line (110) has one end connected to the unbalanced terminal (T1). The second main line (120) has one end connected to another end of the first main line (110) and has another end left open. The first sub-line (210) is connected between the first balanced terminal (T2) and a reference potential, and is coupled with the first main line (110). The second sub-line (220) is connected between the second balanced terminal (T3) and the reference potential and is coupled with the second main line (120). The first line (230) has one end connected to a middle point of the first sub-line (210) and has another end left open. The first line (230) is coupled with the first main line (110) and the first sub-line (210).
Inventors:
SATO TAKUYA (JP)
Application Number:
PCT/JP2021/016434
Publication Date:
November 18, 2021
Filing Date:
April 23, 2021
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01P5/10; H03H7/42
Foreign References:
| JP2000188218A | 2000-07-04 | |||
| US6133806A | 2000-10-17 | |||
| US6483415B1 | 2002-11-19 | |||
| JP2003032010A | 2003-01-31 | |||
| JP2003168948A | 2003-06-13 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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