Optical steering device and method

Details Optical steering device and method Optical steering device and method

2008-04-15

2008-04-15

Sanghavi, Hemang (Department: 2874)

Optical: systems and elements

Optical frequency converter

C359S332000

Reexamination Certificate

active

07359111

ABSTRACT:
An optical device for steering radiation comprises a superprism structure a negative index of refraction for electromagnetic radiation having a frequency of 2ω only, and a photon upconversion structure disposed to upconvert a portion of incident electromagnetic radiation having a frequency of ω to electromagnetic radiation having a frequency of 2ω and to couple a portion of the incident electromagnetic radiation having a frequency ω and the upconverted electromagnetic radiation having a frequency of 2ω into the superprism structure.

REFERENCES:
patent: 2007/0263278 (2007-11-01), Chowdhury et al.

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