Patent ID: 7746238

Claim:
A system for smoke warning for an aircraft, the system operable to communicate via an aircraft data network and comprising: a smoke warning transmitter operable to detect a smoke situation; a plurality of acquisition devices, each acquisition device of the plurality of acquisition devices operable to detect an ambient condition different from remaining acquisition devices of the plurality of acquisition devices, the plurality of acquisition devices including: a central maintenance system device operable to transmit, as a first ambient condition, flight data to the aircraft data network during flight, a flight management system device operable to transmit, as a second ambient condition, signaling concerning an aircraft destination to the aircraft data network, a door control system device operable to transmit, as a third ambient condition, signaling concerning a status of doors to the aircraft data network, an air data system device operable to transmit, as a fourth ambient condition, signaling concerning air temperature, humidity and pressure to the aircraft data network, and a flight warning system device operable to transmit, as a fifth ambient condition, flight warning signaling to the aircraft data network; a threshold setting device operable to receive at least one ambient condition of the first, second, third, fourth, and fifth acquired ambient condition via the aircraft data network and to set an alarm threshold of the smoke warning system according to the at least one acquired ambient condition; and an output device for issuing an alarm when the set alarm threshold is reached.