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Intangible Assets (Tables)

9 Months Ended

Oct. 28, 2012

Notes to financial statements [Abstract]

Amortizable Intangible Assets Components



	October 28, 2012							January 29, 2012
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(In thousands)
Acquisition-related intangible assets	$	172,039	$	(92,063	)	$	79,976	$	172,039	$	(79,261	)	$	92,778
Patents and licensed technology	408,552		(157,280		)	251,272		352,386		(119,028		)	233,358
Total intangible assets	$	580,591	$	(249,343	)	$	331,248	$	524,425	$	(198,289	)	$	326,136

- Definition

Tabular disclosure of amortizable intangibles assets, in total and by major class, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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