Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 16, 2008
Patent Application Number
11206900
Date Filed
August 19, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A Fabry-Perot cavity filter includes a first mirror and a second mirror. A gap between the first and the second mirror monotonically varies as a function of width of the filter. This filter may be used with photodetector and a channel selection filter in an optical device, such as a spectrum analyzer. The channel selection filter may be a metal nanooptic filter array which includes plurality of subwavelength apertures in a metal film or between metal islands.
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