9 Cellular telecommunications apparatus, cellular telecommunications instruments, computer programs for use in telecommunications, digital telecommunications apparatus, digital telecommunications instruments, mobile telecommunications apparatus, portable telecommunications apparatus, telecommunications apparatus, telecommunications apparatus for transmission purposes, telecommunications apparatus for transmitting data for use with computers, telecommunications apparatus for use with digital signals, telecommunications devices, telecommunications digital exchange apparatus, telecommunications equipment, telecommunications instruments, telecommunications network management installations, telecommunications networks, transmitting apparatus for telecommunications, wireless apparatus, wireless communication apparatus, wireless transmission apparatus, data transmission networks, integrated service digital network installations, integrated services digital network components, optical networks, voice apparatus for digital network apparatus, scientific apparatus for the receiving of data, voice transmission apparatus, computer programs incorporating voice transmission techniques for ATM machines, computer programs incorporating communication techniques for ATM machines, voice transmission apparatus for ATM machines, communication apparatus for ATM machines