communications services, namely, satellite and terrestrial telecommunication services, namely, providing satellite transmission services, wireless private branch exchange (PBX) services, low earth orbit satellite transmission services, cellular telephone services, private branch exchange (PBX) dialing services and personal communication network (PCN) services

wireless communications terminals and modems, cellular and cordless telephones, and Personal Communication Network (PCN) handsets including RF and IF transceiver circuit assemblies, analog and digital signal processing circuit assemblies thereof; battery packs for cellular and cordless telephones and PCN handsets; computer programs for cellular and cordless telephones and PCN handset processors; cell-site and Private Branch Exchange (PBX) communication modems including RF and IF transceiver c...