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Supplemental Financial Information (Tables)

6 Months Ended

Jun. 29, 2013

Supplemental Financial Information [Abstract]

Schedule Of Inventories

		June 29,			December 29,
		2013			2012
Raw materials	$	3,516		$	4,544
Work in process		283			70
Finished goods		1,506			2,766
	$	5,305		$	7,380

Schedule Of Warranty Liability Activity

	Six Months Ended
		June 29,			June 30,
		2013			2012
Beginning balance	$	235		$	189
Estimated cost of warranty claims charged to cost of sales		62			100
Cost of actual warranty claims		(38)			(68)
Ending balance		259			221
Less current portion		(154)			(133)
Long-term warranty obligations	$	105		$	88

Schedule Of Computation Of Net Loss Per Share

	Three Months Ended					Six Months Ended
		June 29,			June 30,			June 29,			June 30,
		2013			2012			2013			2012
Basic and diluted net loss per share:
Numerator: Net loss	$	(2,863)		$	(3,980)		$	(6,033)		$	(5,061)
Denominator: Weighted-average common shares outstanding, basic and diluted		30,320			28,111			30,263			27,420
Basic and diluted net loss per share	$	(0.09)		$	(0.14)		$	(0.20)		$	(0.18)

Schedule Of Potential Common Shares Excluded From The Diluted Net Loss Per Share Calculations

	Three Months Ended						Six Months Ended
		June 29,			June 30,			June 29,			June 30,
		2013			2012			2013			2012
Common share equivalents		193			694			215			973

Schedules Of Concentration Of Risk, By Risk Factor

	Three Months Ended					Six Months Ended
	June 29,		June 30,			June 29,		June 30,
	2013		2012			2013		2012
Customer:
Customer A	48	%	60	%		35	%	74	%
Customer B	17	%	18	%		18	%	*	%

Schedule Of Supplemental Disclosures Of Cash Flow Information And Non-Cash Investing And Financing Activities

		Six Months Ended
			June 29,			June 30,
			2013			2012
Supplemental disclosure of non-cash investing and financing activities:
Purchase of equipment not paid for at the end of the period		$	-		$	500
Debt financed acquisition of fixed assets		$	240		$	180
Change in unrealized loss from investments in marketable securities		$	-		$	(1)
Contractual marketing funds due to collaboration partners		$	-		$	800

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Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

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