As ARM heads into markets controlled by other companies, it may need the armour of IP protection bestowed by today's investment in patents held by MIPS.
ARM has put up $167.5 million to secure the protection of a chunk of MIPS patents.
ARM has paid the money to Allied Security Trust (AST) which is an anti-troll protection company.
AST is a member-funded entity which analyses patents which are up for sale, arranges for its members to put up the money to buy the patents, sells the patents to members and returns the proceeds to the contributing members.
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