Frequency converters; Radio transmitters; Amplifier for wireless communications; Amplifiers; Audio amplifiers; Optical semiconductor amplifiers; Power amplifiers; Sound amplifiers; Antennas; Antennas for wireless communications apparatus; Apparatus for transmission of communication; Apparatus for wireless transmission of acoustic information; Devices for wireless radio transmission; Radio receivers; Radio telephones; Radios; Semiconductor devices; Telecommunications and data networking hardware, namely devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; Electronic integrated circuits; Integrated circuit module; Integrated circuit modules; Integrated circuits; Integrated circuits and integrated circuit cores for use in wireless communications and wireless communication equipment and apparati and digital signal processors (DSP); Wireless POS (point of service) devices; Wireless telephones; Wireless telephony apparatus; Diodes; Electric diodes; Semiconductor chips; Semiconductors; Digital signal processors; Acoustic couplers; Electronic combiners for connecting antennas and receivers; Attenuators; Converters; Electric converters; Multiplexers; Reconfigurable processors for use in wireless communication handsets and network equipment in the field of wideband communications; Demodulators; Change-over switches; Electric switches; High frequency switches; Power switches; Telecommunication switches; Electronic transmitters and receivers for wireless communication; radio frequency transmitters; Transceivers; Silicon wafers; Structured semi-conductor wafers