Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 17, 2006
Patent Application Number
09979154
Date Filed
February 28, 2001
Patent Primary Examiner
Patent abstract
A radio frequency (RF) switch which is used in an RF unit of a communication apparatus and which has less of an insertion loss during a transmission. A strip line disposed in the RF switch is formed by combining first and second strip lines having different values of characteristic impedance from each other.
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