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Title:
MANUFACTURING METHOD OF DIRECTIONAL COUPLER
Document Type and Number:
Japanese Patent JP2018088640
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a manufacturing method of a directional coupler capable of improving the directivity.SOLUTION: The manufacturing method of directional coupler in an embodiment is a manufacturing method of a directional coupler for coupling a main line and a sub line at the broadside. The manufacturing method of the directional coupler includes: a first adjustment step; and a second adjustment step. In the first adjustment step, on a dielectric base plate having the sub line formed on one plane and a ground plane formed on the other plane, the line width of a coupled line in the sub line is adjusted. In the second adjustment step, a position in a boundary part, where the ground plane and the sub line are in contact with each other, is adjusted.SELECTED DRAWING: Figure 1

Inventors:
DAIHI TOSHIYA
Application Number:
JP2016231595A
Publication Date:
June 07, 2018
Filing Date:
November 29, 2016
Export Citation:
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Assignee:
TOSHIBA CORP
TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP
International Classes:
H01P5/18; H01P11/00
Attorney, Agent or Firm:
Shiga International Patent Office



 
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