Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Israel Amir0
Date of Patent
September 13, 2011
0Patent Application Number
121749640
Date Filed
July 17, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods and systems for locating a portable device in an enclosure having a location defining a virtual wall are provided. The system includes first and second infrared (IR) transmitters directed to opposite sides of the virtual wall. Each of the transmitters is configured to selectively transmit an interfering IR signal (IIS) and a data signal including a corresponding transmitter location ID.
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