Jason Friedrich moves from Google’s former Motorola Mobility unit...

Jason Friedrich moves from Google’s former Motorola Mobility unit to Arris, which bought the business, as head-U.S. government & regulatory affairs … Westell Technologies names Richard Cremona, ex-Kentrox which was recently acquired by the company, as chief operating officer … Clear Channel promotes Rhonda Lapham to market manager, Providence, R.I., new position … Discovery Communications hires Stephanie Fried, ex-Vevo, as vice president-digital insights & marketing, Digital Media group.