The phone may wind up including a 4.5-to-4.7 inch touchscreen, and potentially be powered by one of Qualcomm's ( QCOM)new 600 series mobile processors. Today's ad also introduced Motorola Mobility's new, full-color logo - which now prominently features the words "a Google company" beneath the lower-case Motorola name. Google purchased Motorola in January 2011, keeping the cell phone division and spinning-off the Motorola Solutions (modems and cordless home phone) business. The X phone will be the first Motorola design to include any Google branding. Motorola hasn't officially announced the X phone or a release date but is asking those interested to sign=up for more information to be delivered via email. --Written by Gary Krakow in New York. >To submit a news tip, send an email to: email@example.com.