Research in Motion Ltd (RIM) and Microcell Connexions Inc will proceed with joint field trials for high-speed mobile data services based on general packet radio services (GPRS) technology. The new standard will incorporate RIM's technology and is compatible with Microcell's GSM-based personal communications services network. By utilizing bandwidth on a as-needed basis, several users can use the same channel simultaneously, and the over-the-air GPRS technology converts wireless data into standard Internet pack