Andy Rodenhiser describes himself as “just a plumber from Holliston, Mass.” But he’s far from ordinary in his adoption of wireless technology and the use of field service software to dispatch and ...
Cellular Digital Packet Data, a digital TCP/IP overlay on U.S. analog cellular phone systems, is introduced. It offers a raw data rate of 19.2Kbit/sec. and actual throughput of 9.6Kbit/sec. Global ...