Patent ID: 7236749

Claim:
An aircraft communication system, comprising: a plurality of radios; a plurality of push-to-talk (PTT) switches, each PTT switch having at least an ON position and an OFF position and configured to supply an ON/OFF signal representative of the position of the PTT switch; and a controller in operable communication with each radio and coupled to receive the ON/OFF signal from each PTT switch, the controller configured, in response to the ON/OFF signal, to (i) selectively enable one or more of the radios to transmit (ii) determine whether each PTT switch is stuck in the ON position and (iii) when a PTT switch is stuck in the ON position, to deselect the stuck PTT switch without affecting the activity of other PTT switches available to be coupled to the plurality of the radios such that the one or more of the radios remain operable via the other PTT switches.