Before 1968 no one in the U.S. could connect anything to the AT&T telephone system unless Western Electric, AT&T's manufacturing arm, provided it. The Federal Communication Commission's landmark "Carterfone" decision erased that policy and ignited an explosion of communications innovations, including faxes, fast modems, PBXs, burglar alarms, answering machines and phone mobility. Although AT&T no longer owned the whole pie, the slice that it kept became part of a far larger industry."Back in the good old days, we used to have to use a thing called a computer to access the......"
That same explosive growth is beginning in wireless mobile. Microprocessors are now so fast that they can synthesize and handle directly both sound-and-image data and radio signals. Meanwhile the emergence of agile, end-to-end networks is creating unprecedented opportunities in what for 100 years have been staid communications structures. No matter what you think of the wireless devices you have today, you ain't seen nothing yet. Radio is just getting interesting.