Note 7. Composition of Certain Financial Statement Captions (Tables)

6 Months Ended

Aug. 03, 2013

Disclosure Text Block Supplement [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	August 3, 2013			February 2, 2013
Accounts receivable	$	39,376		$	23,002
Allowance for doubtful accounts		(342	)		(1,354	)
Total accounts receivable, net	$	39,034		$	21,648

Schedule of Inventory, Current [Table Text Block]

	August 3, 2013		February 2, 2013
Wafers and other purchased materials	$	10,280	$	12,553
Work-in-process		1,776		1,071
Finished goods		7,972		11,305
Total inventory	$	20,028	$	24,929

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

	August 3, 2013		February 2, 2013
Prepayments for inventory	$	2,535	$	2,542
Amounts due from seller related to DTV acquisition		1,848		4,519
Note receivable		500		750
Assets held for sale		-		623
Other current assets		5,324		5,144
Total prepaid expenses and other current assets	$	10,207	$	13,578

Property, Plant and Equipment [Table Text Block]

	Estimated Useful Lives (years)			August 3, 2013			February 2, 2013
Software		2		$	26,955		$	24,216
Equipment	2	to	5		19,267			17,688
Office equipment and furniture		2			8,883			8,338
Leasehold improvements	1	to	6		3,162			3,097
Total					58,267			53,339
Less: Accumulated depreciation and amortization					(41,042	)		(36,233	)
Total software, equipment and leasehold improvements, net				$	17,225		$	17,106

Schedule of Accrued Liabilities [Table Text Block]

	August 3, 2013		February 2, 2013
Income taxes	$	2,136	$	4,508
License fees		2,037		3,553
Deferred revenue		7,625		3,099
Rebates		4,337		1,475
Settlements		150		425
Other accrued liabilities		4,354		5,661
Total accrued liabilities	$	20,639	$	18,721