Patent 7729046 was granted and assigned to Osram Opto Semiconductors GmbH on June, 2010 by the United States Patent and Trademark Office.
In a laser device, a crystal array includes a laser gain crystal and an optically non-linear frequency conversion crystal. A pump source couples at least two mutually spatially separated pump beams into the crystal array. Between two pump beams, a saw kerf of the crystal array extends parallel to the pump beams.