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The mystifying, acrimonious battle between Arm and Qualcomm

A licensing dispute clouds an important chip industry partnership

It issued official notice that it plans to cancel a key licence to Qualcomm in 60 days’ time, cutting off that company’s ability to ship chips based on anything other than Arm-designed cores. The drastic legal threat appeared to stir deeper anxieties that this dispute may not be headed for a smooth resolution and a return to business as usual. Besides the budding competition between the two, the relationship soured after Qualcomm became one of the main opponents to Nvidia’s attempted acquisition of Arm, which was eventually blocked by regulators.

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