Concentrations

9 Months Ended

Sep. 30, 2011

Concentrations [Abstract]

Concentrations

Note 13:  Concentrations

For the three and nine months ended September 30, 2011, approximately 59% and 62%, respectively, of the Company's net revenues were derived from customers in the United States and approximately 41% and 38%, respectively, of the Company's net revenues were derived from international customers.  For the three and nine months ended September 30, 2010, approximately 75% and 66%, respectively, of the Company's net revenues were derived from customers in the United States and approximately 25% and 34%, respectively, of the Company's net revenues were derived from international customers.

The following is a schedule of revenue by geographic location (in thousands):

	Three Months Ended September 30, (unaudited)				Nine Months Ended September 30, (unaudited)
	2011		2010		2011		2010
North and South America	$	5,029	$	6,295	$	13,565	$	15,244
Europe, Middle East, and Africa		1,734		559		5,501		5,361
Asia Pacific		1,500		1,402		2,087		1,890
Total	$	8,263	$	8,256	$	21,153	$	22,495

The Company purchases principally all of its silicon wafers from a single supplier located in Taiwan.