Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 28, 2011
Patent Application Number
11894835
Date Filed
August 21, 2007
Patent Primary Examiner
Patent abstract
A handheld device and system includes a mapping module, a tracking module interoperative with the mapping module, and a communications module interoperative with the tracking module and the mapping module. At least two antennae are communicatively connected, via the communications module, to at least one central processing unit. At least one of said at least two antenna is suitable for communicating using at least two distinct communication modes.
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