Bidirectional coupler, monitor circuit, and front-end circuit

A bidirectional coupler includes: a multilayer substrate; and a first main line, a second main line, and a sub line which are provided in or on the multilayer substrate. The sub line includes a first line portion being a portion electromagnetically coupled with the first main line and an even number...

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Bibliographische Detailangaben
Hauptverfasser:	Shigeno, Yasushi, Kim, Ryangsu
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS BASIC ELECTRONIC CIRCUITRY ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS RESONATORS RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE TRANSMISSION WAVEGUIDES WIRELESS COMMUNICATIONS NETWORKS
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Beschreibung
Zusammenfassung:	A bidirectional coupler includes: a multilayer substrate; and a first main line, a second main line, and a sub line which are provided in or on the multilayer substrate. The sub line includes a first line portion being a portion electromagnetically coupled with the first main line and an even number of second line portions being portions electromagnetically coupled with the second main line. One half of the second line portions is provided between the first line portion and one end portion of the sub line, and the other half of the second line portions is provided between the first line portion and the other end portion of the sub line.