lec2 - MIT MIT ICAT CNS Prof. R. John Hansman, Director MIT...

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CNS Prof. R. John Hansman, Director MIT International Center for Air Transportation MIT ICAT
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COMPONENTS OF AIR TRANSPORTATION INFRASTRUCTURE Airports Runways Terminals Ground transport interface Servicing Maintenance Air traffic management Communications Navigation Surveillance Control Weather Observation Forecasting Dissemination Skilled personnel Cost recovery MIT ICAT
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MIT ICAT
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MIT ICAT
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Timing Techniques Problem with calibrating power Time of flight Tor = 2Rc + transponder relay time R Multi-lateration GDOP, HDOP, VDOP MIT ICAT
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Weather Radar MIT ICAT ICAT
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COMMUNICATION TRENDS Voice VHF (line of sight), 25khz, spacing US, 8.33 khz Europe HF (over the horizon) Ground lines Datalink (line of sight) ACARS (VHF) VHF Data Link (VDL) Modes 2 (31.5kbps), Mode 4 CPDLC Aeronautical Telecommunications Network (ATN) CDMA, TDMA TCP/IP MIT ICAT
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COMMUNICATION TRENDS Satellite Geosynchronous (data, voice, images) Air-ground Ground-ground LEO and MEO Networks (XM & Sirius Data Downlinks (WX) Groundlines Switches MIT ICAT
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MIT MIT Communication Trend ICAT Datalink Standardization Challenge Expanded ACARS use (PDC, Oceanic Clearances, Taxi) Expanded ACARS use (PDC, Oceanic Clearances, Taxi) FANS 1 / FANS A FANS 1 / FANS A VDL Mode 2 (Petal) VDL Mode 2 (Petal) ATN ATN VDL Mode 3? VDL Mode 3? VDL Mode 4? VDL Mode 4? Source: Tom Imrich, Boeing
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http://nas-architecture.faa.gov/nas/mechanism/mech_data.cfm?mid=100021 NAS Architecture Elements ICAT Communication 1 MIT MIT Aeronautical Telecommunication Network Air to Ground Router (ATN A/G Router) (ATN A/G Router Data Communication (Data Communication. .. Aeronautical Data Link (ADL) - Enhanced (ADL-E Aeronautical Data Link Decision Support System Services (ADL DSSS Aeronautical Data Link National Deployment (ADL National Deployment Alaskan NAS Interfacility Communications System Phase II (ANICS Phase II Commercial Weather Vendor (CWV Communications Management System (CMS Controller-Pilot Data Link Communications Build I (CPDLC Bld I Controller-Pilot Data Link Communications Build IA (CPDLC Bld IA Controller-Pilot Data Link Communications National Deployment (CPDLC National Deployment FAA Telecommunications Satellite (FAATSAT Flight Information Service - Data Link (FISDL High Frequency Data Link (HF Data Link Multi-Sector Oceanic Data Link (MSODL NGATS Data Communications (NGATS Data Comm NOTAM Distribution Program (NDP Satellite Telecommunications Data Link (SATCOM DL System Wide Information Management (SWIM System Wide Information Management Spiral 1 (SWIM Spiral 1 System Wide Information Management Spiral 2 (SWIM Spiral 2 System Wide Information Management Spiral 3 (SWIM Spiral 3 Terminal Weather Information for Pilots (TWIP Tower Data Link System Refresh (TDLS Refresh Video Communication (Video Communication. ..)
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http://nas-architecture.faa.gov/nas/mechanism/mech_data.cfm?mid=100021 NAS Architecture Elements ICAT
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lec2 - MIT MIT ICAT CNS Prof. R. John Hansman, Director MIT...

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