MPH IN-BAND MOBILE DTV

Radio and television transmission systems comprised of transmitters, exciters, antennas, microphones, audio speakers, video monitors, signal mixers, and audio and video signal encoders and decoders; editing equipment, namely, computer program for editing images, sound and video, video editing equipment, and movie editing projectors; software-defined radio transceivers capable of providing two-way communications according to any one of several different cellular telephone communications standards