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`aircraft sensors such as aircraft position, altitude, speed, control surfaces, engine
`revolutions per minute, temperatures, stress, and fuel. Then by radio frequency
`world wide transmission, such as via satellite communication links, sends these
`parameters along with any cockpit audio data, video data, aircraft identification and
`configuration to a central ground monitoring station where they can be continually
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`approach for the operation of the aircraft. For rescue and aid in the event of a
`crash, the remote monitoring system would provide an accurate estimate of the
`downed aircraft’s location based on the real time telemetry of the aircraft’s
`navigation and an analysis of the recorded vehicle dynamics data.
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`manufacturers. It would distribute the aircraft sensor data to them in real time so
`as to solicit their expert analysis and help in the crash avoidance advisories. Real
`time analysis ofthe prior to take off, pre-flight, aircraft data along with other data
`such as Weather, airport and its local area map, three dimensional topographical
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`distribution of the aircraft’s sensor monitoring telemetry. The aircraft
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`landing systems. It would provide the air traffic controllers ground based radar
`systems with a level of redundancy as well as enhance the radar systems by
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`best service an aircraft when it has ground problems. These advisories would be
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`Based Processing Station, would utilize the aircraft sensor datatand world wide
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`operation, the real time expert advisories communicated to the aircraft may well
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`telemetry system that provides two way, world wide communication with the
`aircraft and ground based archival recording of the data. It could also
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`1 is a block schematic of an aircraft’s multiplexed flight sensors,
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`Referring to Figure 1, the aircraft is fitted with a device, named Sensor Multiplexer
`Receiver & Transmitter (SMRT) module, that accepts sensor signals that depict the
`performance of many of the flight safety critical assemblies. It converts any of the
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`archival storage of these signals take place as well as the distribution of some of the
`aircraft data and signals to other ground based facilities that require this data.
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`global satellite communication system. The SMART module’s radio frequency
`output is sent to a satellite antennae where the signal is radioed to a satellite that is
`in a direct line of sight with the aircraft. The signal is then relayed, either by low
`earth orbit or a synchronous orbit world wide communication satellite chain, until
`it is transmitted to the CGBS by the communication satellite that is in a direct line of
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`Figure 1A illustrates the invention by showing an
`the SMRT line replaceable unit _2_. SMRT accepts the flight critical aircraft
`performance monitoring sensors labeled M1 to MN, acoustic sensors MA, and video
`sensors _l§_'I_y_. SMRT periodically samples the sensor signals, converts all non digital
`sensor signals into a digital format, adds a sensor identification label to each signal,
`an aircraft identification and configuration label, ultra high frequency radio
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`high frequency radio, line of sight, transmission with satellite S1 1. The satellite
`world wide communication link then relays the data by line of sight transmission
`with other satellites S1 to S2 §, S2 to S3 2, and then S3 to the CGBS ;(_). The
`transmission of aircraft advisories from the CGBS to the aircraft is accomplished by
`communicating along the same path but in the reverse direction. Figure 1B also
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`the communication link depends on whether a geosynchronous or low earth orbit
`satellite, LEO, constellation is utilized. The system will work with either of the
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`distribution to airport and area government flight traffic control facilities. Since
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`:1 A
`LEVINE
`Ex. 2004
`Ex. 2004
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`fiber optic link _2_«_4_. The data can be viewed by the CGBS operators on the display
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`area of operation for safety and economy of flight advisories. Aircraft
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`information and digital terrain elevation data. The simulations utilize real time
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`1. An on board aircraft performance and equipment functionality monitoring system
`that radio frequency telemeters these parameters, over a world wide communication
`link, to a ground based aircraft data collection center.
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`transmits real time advisories to aircraft over a world wide communication link.
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`4.1 thenecoyerysiteofacrash.
`4.2 the problems and causes of a crash.
`4.3 flight enhancements using the collected data and computer simulations.
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`5. A real time ground based data processing analysis of the flight worthiness of an
`aircraft for claim 1, 2 and 3 that permits safety of flight, efficiency of flight and
`crash avoidance advisories to be telemetered to an aircraft.
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`7. A world wide aircraft fuel efficiency and economy of flight advisory system for
`claim 1 based on an aircraft’s telemetered operational performance characteristics
`for claim 6 blended in a ground based computer with the ground based knowledge of
`local and world wide weather, and terminal destination airport and ramp congestion
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`to assure that routine maintenance is adhered to according to the latest
`manufacturer’s instructions. Maintenance anomalies advisories are transmitted to
`the aircraft and the government aircraft flight control facilities.
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`10. An accurate and timely world wide crash location system based on the ground
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`advisories are transmitted for claim 6.
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`12. A world wide airport ground traffic control aircraft collision avoidance
`separation distance and obstacle avoidance system for claim 1,2 and 3 based on an
`aircraft’s telemetry of it’s accurate position, velocity, heading and ground runway
`trajectories combined with similar telemetry of other aircraft, airfield ground
`service vehicle data, airfield geometry, geographic terrain elevation map data,
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`concentrator on the aircraft, for claim 1 and 13, so as to provide diagnostic displays
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`16. A single ultra high frequency aircraft antenna that is used for an aircraft’s
`initiated transmission of its performance data, GPS navigation reception data,
`acoustic communication and video security monitoring as well as for the reception
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`security video, maintenance as well as ground initiated to aircraft advisories for
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`I8. An aircraft safety ofilight ground initiated expert system crash advisory system
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