Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
January 30, 2007
Patent Application Number
10511912
Date Filed
September 11, 2003
Patent Primary Examiner
Patent abstract
An object of the present invention is to provide an antenna structure having high reception performance and having neither material limitations nor design limitations, and to provide a radio controlled wristwatch utilizing the antenna structure as mentioned above, and further wherein the present invention relates to an antenna structure to be used inside a metal outer casing and having a configuration which receives radio wave, the antenna structure being characterized by having a structure wherein a coil is wound about a magnetic core and being able to receive a magnetic flux from outside the metal outer casing.
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