A judge has ordered Apple to pay $506 million to the research arm of the University of Wisconsin.
Wisconsin Alumni Research Foundation, or WARF, sued Apple in 2014, accusing its A7, A8, and A8X chips of infringing US Patent No. 5,781,752, which claims a kind of "desk based mostly knowledge hypothesis circuit." The next yr after a trial, a Wisconsin jury found (PDF) that Apple had infringed the '752 patent and that it ought to pay $234 million in damages.
Yesterday's order (PDF), signed by US District Decide William Conley, greater than doubles that quantity. Conley awarded WARF $1.61 per unit for most of the iPad and iPhone units that use the accused chips, up till the entry of judgment in October 2015. He additionally tacked on $2.74 per unit as a royalty cost masking the interval from the date of judgment via December 26, 2016, which is when the '752 patent expired.
Since a lot of the argument over further damages was redacted or sealed, it is not clear precisely what number of models the royalty was utilized to. The whole of $506 million additionally consists of some courtroom prices and post-judgment curiosity.
Apple has already filed papers to attraction the jury's verdict. A second WARF lawsuit towards Apple, accusing a more moderen era of merchandise, is on maintain whereas Apple appeals the primary verdict.
WARF was one of many first college establishments to dive closely into patent litigation. In a stream of lawsuits, WARF has demanded that it's paid royalties on an enormous quantity of semiconductors.
Starting round 2002, WARF sued Artistic Know-how, Sony, Toshiba, IBM, Samsung, and Infineon Know-how. The analysis group sued Siemens and AMD in 2006 and Intel in 2008. All of these instances resulted in settlements.
WARF additionally licensed with some corporations with out litigation, including Hitachi and Sanyo.
Spokespersons for each Apple and WARF declined to touch upon the case.