KEY POINTS
  • Qualcomm currently receives a cut of every iPhone produced.
  • Apple expanded an existing suit against Qualcomm, claiming the chipmaker should only be charged for either a patent license or a chip — but not both.
Paul Jacobs

Qualcomm's chairman, Paul Jacobs, is used to legal "battles," he told CNBC's "Squawk Alley" in an interview that aired on Tuesday.

Apple is challenging Qualcomm's license agreements in federal court. Jacobs said that during his time as CEO from 2005 to 2014 he faced similar fights.