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Amortizable Intangible Assets (Tables)
 12 Months Ended
Jan. 26, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of the components of our amortizable intangible assets
The components of our amortizable intangible assets are as follows:
 
January 26, 2020
 
January 27, 2019
 
Gross 
Carrying
Amount
 
Accumulated
Amortization
 
Net 
Carrying
Amount
 
Gross 
Carrying
Amount
 
Accumulated
Amortization
 
Net 
Carrying
Amount
 
(In millions)
 
(In millions)
Acquisition-related intangible assets
$
195

 
$
(192
)
 
$
3

 
$
195

 
$
(188
)
 
$
7

Patents and licensed technology
520

 
(474
)
 
46

 
491

 
(453
)
 
38

Total intangible assets
$
715

 
$
(666
)
 
$
49

 
$
686

 
$
(641
)
 
$
45