Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hsin-Ping Chen0
Kuang-Wei Cheng0
Date of Patent
October 26, 2010
0Patent Application Number
121953900
Date Filed
August 20, 2008
0Patent Primary Examiner
Patent abstract
A directional coupler includes two parallel coupled lines and two sector metal plates. The two sector metal plates are connected to a middle portion of each of the two coupled lines. Central angles of the two sector metal plate are less than 90 degrees.
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