wireless communication terminals and modems, cellular and cordless telephones, and personal communication network handsets, namely radio frequency and intermediate frequency transceiver circuit assemblies, and analog the digital signal processing circuit assemblies thereof; battery packs for cellular and cordless telephones, and personal communication network handsets; computer programs for use in user interface and control applications used in the field of cellular and cordless telephones and personal communication network handset processors; cell-site and private branch exchange private branch exchange communication modems, namely radio frequency and intermediate frequency and transceiver circuit assemblies,and analog and digital signal processing circuit assemblies; cell-site, private branch exchange and mobile telephone switching office data processing and switching circuit assemblies, vocoder data selection circuit assemblies; and computer programs for private branch exchange mobile telephone switching office processors; integrated circuits for spread spectum circuits modulation, spread spectrum demodulation, error correction encoding, error correction decoding, vocoding and preprogrammed memories containing processor instructions