Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 15, 2019
Patent Application Number
15493205
Date Filed
April 21, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A switch module includes a first terminal, first and second filters, and first and second switches. Impedance of the first filter for a signal in a stop band is capacitive. When the first switch is turned OFF, impedance of the first switch is capacitive, and impedance of the first filter seen from an end portion of the first switch connected to the first filter is not in a short state and impedance of the first filter seen from the first terminal is in an open state.
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