Communication apparatus connectable to switching network providi
Communication apparatus connected to ISDN
Communication apparatus connected to other communication termina
Communication apparatus controlled by a remote control signal
Communication apparatus for communicating in accordance with inf
Communication apparatus for generating a call signal from a tele
Communication apparatus for providing a modulated analog wave
Communication apparatus for receiving identification information
Communication apparatus for selected data and speech communicati
Communication apparatus for selecting a communication...
Communication apparatus having alternate message communication
Communication apparatus having driving mechanism and speaker-pho
Communication apparatus having optional procedure signal functio
Communication apparatus having remote control operation mode
Communication apparatus including facsimile and telephone functi
Communication apparatus selectively operable in voice-communicat
Communication apparatus using telephone line
Communication control apparatus
Communication control method and communication apparatus
Communication controller in a home bus system