Telephone device for connection to telephone network converts received operating signal depending on mode/type of received signal, has IC for processing audio and operating signals

摘要

The device has wait and speech modes; in wait mode it receives a first telephone operating signal and in speech mode it receives audio signals and second telephone operating signals. The device has a signal conversion arrangement that converts the received operating signal depending on the mode and/or the type of received signal and an integrated circuit (8) that processes both the audio signal and the telephone operating signals. Independent claims are also included for the following: a method of processing telephone operating signals and audio signals in a telephone device.