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Amortizable Intangible Assets and Goodwill
 6 Months Ended
Jul. 28, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Amortizable Intangible Assets and Goodwill Amortizable Intangible Assets and Goodwill
The components of our amortizable intangible assets are as follows:
 Jul 28, 2024Jan 28, 2024
 Gross
Carrying
Amount		Accumulated
Amortization		Net Carrying
Amount		Gross
Carrying
Amount		Accumulated
Amortization		Net Carrying
Amount
 (In millions)
Acquisition-related intangible assets$2,752 $(1,976)$776 $2,642 $(1,720)$922 
Patents and licensed technology442 (266)176 449 (259)190 
Total intangible assets$3,194 $(2,242)$952 $3,091 $(1,979)$1,112 
For the second quarter and first half of fiscal year 2025, amortization expense associated with intangible assets was $146 million and $289 million, respectively. For the second quarter and first half of fiscal year 2024, amortization expense was $146 million and $327 million, respectively.
The following table outlines the estimated amortization expense related to the net carrying amount of intangible assets as of July 28, 2024:
Future Amortization Expense
 (In millions)
Fiscal Year: 
2025 (excluding first half of fiscal year 2025)
$295 
2026304 
2027192 
202851 
20299 
2030 and thereafter101 
Total$952 
In the first half of fiscal year 2025, goodwill increased by $192 million from business combinations assigned to our Compute & Networking reporting unit.