US Patent 7902979 Directed energy beam virtual fence

Patent 7902979 was granted and assigned to Raytheon on March, 2011 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Raytheon

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

79029790

Patent Inventor Names

Kenneth William Brown0

Date of Patent

March 8, 2011

Patent Application Number

121018360

Date Filed

April 11, 2008

Patent Primary Examiner

‌

Tai T. Nguyen

Patent abstract

There is disclosed apparatus and methods for a directed energy beam virtual fence. The directed energy beam virtual fence may include a source unit to provide an energy beam and a sequence of relay units disposed at intervals along the length of the virtual fence. Each relay unit in the sequence may receive the energy beam from a previous unit and may recollimate and redirect the energy beam towards a subsequent unit.

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