TSI

wireless microwave communication systems and equipment, namely, radio and television base-station transceivers and controllers, switching controllers, frequency converters, antennas, fiber-optics, signal transmission couplers, wire and wireless networks, cellular transceivers, modems, handsets, terminals, battery packs for wireless communications, radio frequency (RF) and intermediate frequency (IF) transceivers, circuit assemblies, analog and digital signal processing circuit assemblies, switching and vocoder data selection circuit assemblies, error correction circuit, encoding and decoding circuits, preprogrammed memories containing processor instructions