Quarterly Summary

12 Months Ended

Dec. 31, 2011

Note 15—Quarterly Summary (Unaudited, in thousands except share and per share data)


	Three Months Ended
	December 31, 2011			October 1, 2011			July 2, 2011			April 2, 2011
Net sales	$	16,381		$	16,347		$	16,001		$	12,000
Cost of sales(1)		10,389			10,819			11,064			8,196

Gross profit		5,992			5,528			4,937			3,804
Operating expenses:
Research and development(1)		3,502			3,983			3,755			3,684
Selling, general and administrative(1)		2,694			2,511			2,583			2,917

Total operating expenses		6,196			6,494			6,338			6,601

Operating income (loss)		(204	)		(966	)		(1,401	)		(2,797	)
Other income (expense):
Interest income (expense), net		(81	)		(72	)		(50	)		(25	)
Other expense, net		2			1			(59	)		—

Total other income (expense), net		(79	)		(71	)		(109	)		(25	)

Income (loss) before provision (benefit) for income taxes		(283	)		(1,037	)		(1,510	)		(2,822	)
Provision (benefit) for income taxes		(56	)		2			1			—

Net income (loss)	$	(227	)	$	(1,039	)	$	(1,511	)	$	(2,822	)

Net income (loss) per common share:
Basic and diluted	$	(0.01	)	$	(0.04	)	$	(0.06	)	$	(0.11	)
Weighted-average common shares outstanding:
Basic and diluted		28,306			25,029			24,988			24,881


	Three Months Ended
	Jaunuary 1, 2011			October 2, 2010			July 3, 2010			April 3, 2010
Net sales	$	10,096		$	10,565		$	9,304		$	7,890
Cost of sales(1)		6,807			7,545			7,486			6,072

Gross profit		3,289			3,020			1,818			1,818
Operating expenses:
Research and development(1)		3,606			4,958			3,190			3,008
Selling, general and administrative(1)		2,878			2,986			2,607			2,570

Total operating expenses		6,484			7,944			5,797			5,578

Operating income (loss)		(3,195	)		(4,924	)		(3,979	)		(3,760	)
Other income (expense):
Interest income (expense), net		(43	)		(3	)		3			1
Other expense, net		—			—			4			67

Total other income (expense), net		(43	)		(3	)		7			68

Income (loss) before provision (benefit) for income taxes		(3,238	)		(4,927	)		(3,972	)		(3,692	)
Provision (benefit) for income taxes		(1	)		12			2			(727	)

Net income (loss)	$	(3,237	)	$	(4,939	)	$	(3,974	)	$	(2,965	)

Net income (loss) per common share:
Basic and diluted	$	(0.13	)	$	(0.20	)	$	(0.16	)	$	(0.14	)
Weighted-average common shares outstanding:
Basic and diluted		25,188			24,799			24,780			20,688

Each of the Company's quarters in fiscal 2011 and 2010 is comprised of 13 weeks.

- Definition

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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