Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Authi Narayanan0
Daniel Yap0
David Chow0
Date of Patent
September 4, 2007
Patent Application Number
11090436
Date Filed
March 25, 2005
Patent Primary Examiner
Patent abstract
An apparatus and methods for an optically pumped laser that has a cascade of light-emitting interband transitions are disclosed. The apparatus disclosed contains multistep interband cascade regions able to generate a plurality of photons for a pump photon absorbed from an optical pump source. The methods disclosed teach how to produce a plurality of photons for a pump photon absorbed from an optical pump source.
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