Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 17, 2007
Patent Application Number
11354708
Date Filed
February 15, 2006
Patent Primary Examiner
Patent abstract
An antenna supplied with power by a coaxial line including an inner conductor, an outer conductor, and a dielectric provided between the inner conductor and the outer conductor is disclosed. The antenna includes an antenna part including a first conductor and a second conductor, the second conductor including a conical shape having an apex thereof opposing the first conductor; and a transition area having an effective dielectric constant different from the dielectric constant of the dielectric in the coaxial line, the transition area being provided in the end part of the coaxial line connected to the antenna.
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