SCHAUMBURG, Ill. ( TheStreet) -- Motorola ( MOT) is moving to break in two its division that makes set-top boxes and wireless-networking gear, a report says. Motorola has signaled it will continue an auction for its wireless-networking businesses, and spin off its set-top box business with its core handset business into a new, publicly traded company, the Wall Street Journal reports, citing people familiar with the matter. it was previously thought the company would sell off the set-top box and wireless-networking gear business, the largest of Motorola's divisions. If the plan is enacted, Motorola's sales would fall to around $7 billion from about $22 billion in 2009, the Journal reports. What would remain is a business that sells equipment for public-radio systems and bar-code scanners, the Journal adds. A decision by Motorola has yet to be finalized, the Journal says. -- Written by Joseph Woelfel in New York. Follow TheStreet.com on Twitter and become a fan on Facebook.