Directional coupler
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jul 29, 2014
Grant Date -
May 16, 2013
app pub date -
Dec 20, 2012
filing date -
Jul 6, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In a directional coupler, a laminated body includes a plurality of insulator layers that are laminated to one another. A main line and a sub-line are embedded in the laminated body, include spiral-shaped portions including central axes parallel or substantially parallel to a z-axis direction, and are electromagnetically coupled to each other. The main line and the sub-line have the same or substantially the same shape and are provided within regions coinciding or substantially coinciding with each other in a y-axis direction.
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