Note 6 - Composition of Certain Financial Statement Captions (Tables)

3 Months Ended

May 03, 2014

Disclosure Text Block Supplement [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventory	May 3, 2014		February 1, 2014
Wafers and other purchased materials	$	11,194	$	10,079
Work-in-process		887		1,527
Finished goods		7,392		8,797
Total inventory	$	19,473	$	20,403

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

Prepaid expenses and other current assets	May 3, 2014		February 1, 2014
Prepayments for inventory	$	1,670	$	1,670
Note receivable		170		230
Amounts due from seller related to DTV acquisition		-		1,439
Other current assets		5,340		4,730
Total prepaid expenses and other current assets	$	7,180	$	8,069

Property, Plant and Equipment [Table Text Block]

Software, equipment and leasehold improvements	Estimated Useful Lives (years)			May 3, 2014			February 1, 2014
Software		2		$	38,484		$	38,563
Equipment	1	to	5		21,040			21,147
Office equipment and furniture		2			8,844			8,806
Leasehold improvements	1	to	6		3,164			3,149
Total					71,532			71,665
Less: Accumulated depreciation and amortization					(47,541	)		(44,576	)
Total software, equipment and leasehold improvements, net				$	23,991		$	27,089

Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities:	May 3, 2014		February 1, 2014
Income taxes payable, current portion	$	5,140	$	7,968
Rebates		2,841		3,587
License fees		2,010		1,929
Deferred revenue		819		3,001
Warranties		630		620
Royalties		434		985
Settlements		-		150
Other accrued liabilities		3,190		1,573
Total accrued liabilities	$	15,064	$	19,813