Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 14, 2015
Patent Application Number
12590010
Date Filed
October 30, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
Apparatus, methods, and systems provide conversion of evanescent electromagnetic waves to non-evanescent electromagnetic waves and/or conversion of non-evanescent electromagnetic waves to evanescent electromagnetic waves. In some approaches the conversion includes propagation of electromagnetic waves within an indefinite electromagnetic medium, and the indefinite medium may include an artificially-structured material such as a layered structure or other metamaterial.
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