US Patent 8018584 Virtual walls in infrared based RTLS systems
Patent 8018584 was granted and assigned to CenTrak on September, 2011 by the United States Patent and Trademark Office.
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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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Patent Inventor Names
Israel Amir0
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US Patent 08018584 Virtual walls in infrared based RTLS systems US Patent 8018584 Virtual walls in infrared based RTLS systems
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Patent Number
080185840
Patent Number
80185840
Edits on 23 Sep, 2022
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
080185840
Date of Patent
September 13, 2011
0Patent Application Number
121749640
Date Filed
July 17, 2008
0Patent Primary Examiner
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US Patent 08018584 Virtual walls in infrared based RTLS systems
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08018584
Date of patent
September 13, 2011
Patent application number
12174964
Date Filed
July 17, 2008
Patent primary examiner
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