US Patent 7508574 Apparatus for providing optical radiation

Patent 7508574 was granted and assigned to SPI Lasers on March, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

SPI Lasers

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7508574

Date of Patent

March 24, 2009

Patent Application Number

12008328

Date Filed

January 10, 2008

Patent Primary Examiner

‌

Ellen Kim

Patent abstract

Apparatus for providing optical radiation (10) comprising a pump array (8) for providing pump radiation (7), a first pump combiner (1), and a waveguide (3), wherein the pump radiation (7) from the pump array (8) is coupled into the waveguide (3) via the first pump combiner (1), and wherein the waveguide (3) comprises a pump guide (4) for guiding the pump radiation (7), and a gain medium (5) which emits the optical radiation (10) when it is pumped by the pump radiation (7).