NU100 Primer

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Introduction to GPS Science, technology and applications

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  • Welcome to NavUniversity's Primer, an introduction to the world of Global Positioning System, GPS.
  • NU100 Primer

    1. 1. INTRODUCTION TO GLOBAL POSITIONING SYSTEM NU100 – GPS Primer
    2. 2. GPS Primer <ul><li>Overview of GPS technology, users and applications </li></ul><ul><li>Designed for Product Managers, Application Engineers, Technicians, Analysts, Technical Writers, Sales, Marketing, Business Development and Consultants </li></ul>NU100 The GPS Primer is suitable for a non-technical audience
    3. 3. Course Objectives <ul><li>Provide information on how GPS works and history behind the technology </li></ul><ul><li>Explore the multiple ways GPS is being used today, and into the future </li></ul>NU100 GPS Constellation
    4. 4. GPS Certificate Program <ul><li>GPS Technology and Applications Certificate benefits: </li></ul><ul><li>Obtain practical skills in technology, science and applications of Global Navigation Satellite Systems </li></ul><ul><li>Learn interdisciplinary skills </li></ul><ul><li>Learn anywhere, anytime with NavU Learning Management System </li></ul><ul><li>Receive recognition for GNSS competency and accomplishments </li></ul><ul><li>Core Courses </li></ul><ul><li>NU100 Global Positioning System </li></ul><ul><li>NU200 GNSS Technology </li></ul><ul><li>Electives </li></ul><ul><li>NU300 Survey and Construction </li></ul><ul><li>NU310 Military and Government </li></ul><ul><li>NU320 Avionics and Transportation </li></ul><ul><li>NU330 Location-Based Services </li></ul><ul><li>NU340 Mass Market OEM </li></ul><ul><li>NU350 Utilities and Communications </li></ul><ul><li>NU360 System Design and Test </li></ul><ul><li>NU370 Geographic Information Systems </li></ul>NU100
    5. 5. NU100 Course Topics <ul><li>Lesson 1 </li></ul><ul><li>What is GPS? </li></ul><ul><li>How does it work? </li></ul><ul><li>GPS History </li></ul><ul><li>How is GPS Managed? </li></ul><ul><li>Lesson 2 </li></ul><ul><li>GPS Key Elements </li></ul><ul><li>Space Segment – Satellites </li></ul><ul><li>Control Segment – Stations </li></ul><ul><li>User Segment – Receiver </li></ul><ul><li>Lesson 3 </li></ul><ul><li>How do we Use GPS today? </li></ul><ul><li>Military and Government </li></ul><ul><li>Survey and Construction </li></ul><ul><li>Lesson 4 </li></ul><ul><li>Avionics and Transportation </li></ul><ul><li>Location Based Services </li></ul><ul><li>Lesson 5 </li></ul><ul><li>Utilities and Communications </li></ul><ul><li>System Design and Test </li></ul><ul><li>The future of GPS </li></ul>NU100
    6. 6. <ul><li>WHAT IS GPS? </li></ul><ul><li>HOW DOES IT WORK? </li></ul><ul><li>GPS HISTORY </li></ul><ul><li>HOW IS GPS MANAGED? </li></ul>Lesson 1 NU100
    7. 7. What is GPS? <ul><li>GPS provides precise positioning, navigation and timing services </li></ul><ul><li>Exact location on Earth any time, anywhere, and in any weather </li></ul>Lesson 1 Navigate on land, sea or air
    8. 8. How Does GPS Work? <ul><li>GPS is made up of three parts </li></ul><ul><ul><li>Satellites orbiting the Earth </li></ul></ul><ul><ul><li>Control and monitoring stations on Earth </li></ul></ul><ul><ul><li>GPS receivers owned by users </li></ul></ul>Lesson 1
    9. 9. Navigation Tools <ul><li>Survival has been dependent on moving from one place to another, safely and effectively </li></ul><ul><li>Early navigators relied on a system of primitive charts and observations of the Sun and stars to determine directions </li></ul>Lesson 1
    10. 10. Navigational Tools <ul><li>Navigational tools </li></ul><ul><ul><li>Magnetic compass </li></ul></ul><ul><ul><li>Sextant </li></ul></ul><ul><ul><li>Chronometer </li></ul></ul><ul><li>Sextant Operation </li></ul><ul><ul><li>Point to Horizon </li></ul></ul><ul><ul><li>Release Index Bar </li></ul></ul><ul><ul><li>Bring Sun to Horizon </li></ul></ul><ul><ul><li>Adjust Sun’s Position </li></ul></ul><ul><ul><li>Swing to Verify </li></ul></ul><ul><ul><li>Read Angle </li></ul></ul>Lesson 1
    11. 11. RADAR <ul><li>Radio Detection and Ranging (RADAR) </li></ul><ul><li>Radio waves determine the presence and range of an object </li></ul><ul><ul><li>Position in space </li></ul></ul><ul><ul><li>Size and shape </li></ul></ul><ul><ul><li>Velocity </li></ul></ul><ul><ul><li>Direction of motion </li></ul></ul>Lesson 1 Chain Home – WWII Radar
    12. 12. GPS History <ul><li>1930- Radio detection and ranging developed by British </li></ul><ul><li>1957- Soviet Union launched Sputnik </li></ul><ul><li>1960- U.S. military study of space using high frequency radio transmissions </li></ul><ul><li>1970- Systems combined to form NAVSTAR </li></ul><ul><li>1989- GPS Block II/IIA </li></ul><ul><li>1995- GPS achieved Full Operational Capability (FOC) </li></ul>Lesson 1
    13. 13. Radio-Navigation <ul><li>Ground-based radio-navigation </li></ul><ul><li>Range and accuracy limited </li></ul>Lesson 1 WWII LORAN station
    14. 14. Sputnik <ul><li>Sputnik 1 </li></ul><ul><li>High frequency radio transmitters in space </li></ul><ul><li>Soviet Union launched world's first artificial satellite </li></ul><ul><li>Using known satellite orbits to determine an unknown position on the Earth's surface </li></ul>Lesson 1
    15. 15. NAVSAT <ul><li>U.S. Navy Transit system </li></ul><ul><ul><li>7 satellites placed in orbit </li></ul></ul><ul><li>Department of Defense NAVSTAR </li></ul><ul><ul><li>Military use </li></ul></ul><ul><li>Constellation operational in 1995 </li></ul><ul><ul><li>Global Positioning System </li></ul></ul>Lesson 1 GPS analog CPU GPS Block I is the first GPS satellite
    16. 16. How was GPS first used? <ul><li>Ranging using radio signals and precise time derived from orbiting atomic clocks </li></ul><ul><li>Department of Defense increases satellites under NAVSTAR </li></ul><ul><li>Navstar I - 1st GPS satellite, launched Feb ‘78 at Vandenberg AFB </li></ul><ul><li>There were 11 Block I’s, launched from Feb 78 through Oct 85 </li></ul><ul><li>Exclusive use by military </li></ul>Lesson 1
    17. 17. Commercial Sector <ul><li>1985 GPS available to commercial sector </li></ul><ul><li>Civilian signal </li></ul><ul><li>Encrypted second-frequency military signal </li></ul>Lesson 1 Designated L1 and L2, Civilian GPS uses L1 frequency UHF band
    18. 18. How is GPS Managed? <ul><li>National Space-Based Positioning, Navigation and Timing Executive Committee (PNT) manages GPS. </li></ul><ul><li>PNT has shared this system globally </li></ul><ul><li>Standardized reference and timing systems </li></ul><ul><li>Allowed for development of worldwide global information infrastructure. </li></ul>Lesson 1 Coast Guard Link PNT Link
    19. 19. What is the GPS Wing? <ul><li>The GPS Wing manages design and development innovations in GPS Satellite Systems </li></ul><ul><li>Responsible for the acquisition of: </li></ul><ul><ul><li>GPS spacecraft </li></ul></ul><ul><ul><li>Ground control facilities </li></ul></ul><ul><ul><li>Military user equipment </li></ul></ul>Lesson 1 GPS Partnership Council GPS Wing Link
    20. 20. <ul><li>Exercise </li></ul><ul><li>Assessment </li></ul><ul><li>Link to: PNT </li></ul><ul><ul><li>Link to International Cooperation statement </li></ul></ul><ul><ul><li>Verify 4 working groups: </li></ul></ul><ul><ul><ul><li>Radio compatibility </li></ul></ul></ul><ul><ul><ul><li>Trade and civil applications </li></ul></ul></ul><ul><ul><ul><li>Design, development of next generation systems </li></ul></ul></ul><ul><ul><ul><li>Security issues </li></ul></ul></ul><ul><li>Link to: LAAFB </li></ul><ul><ul><li>Search for: gps wing </li></ul></ul><ul><ul><li>Locate document: </li></ul></ul><ul><ul><ul><li>GPS Next-Generation Control Squadron Completes Design Reviews, Program Demos </li></ul></ul></ul><ul><ul><li>Question: </li></ul></ul><ul><ul><ul><li>What are SDR and MCEM demonstrations? </li></ul></ul></ul>Lesson 1 Exercise Lesson 1
    21. 21. Lesson 1 Summary <ul><li>What is GPS, how does it work? </li></ul><ul><li>GPS History </li></ul><ul><li>How is GPS Managed? </li></ul>NU100
    22. 22. <ul><li>GPS KEY ELEMENTS </li></ul><ul><li>SPACE SEGMENT – SATELLITES </li></ul><ul><li>CONTROL SEGMENT – STATIONS </li></ul><ul><li>USER SEGMENT – RECEIVER </li></ul>Lesson 2 NU100
    23. 23. GPS Key Elements <ul><li>GPS Control, Space, and User segments </li></ul><ul><li>Space Segment </li></ul><ul><ul><li>Satellites in Space </li></ul></ul><ul><li>Control Segment </li></ul><ul><ul><li>Monitoring Stations on Earth </li></ul></ul><ul><li>User Segment </li></ul><ul><ul><li>GPS receivers </li></ul></ul>Lesson 2
    24. 24. Space Segment – Satellites <ul><li>There are 31 actively broadcasting satellites in the GPS constellation </li></ul><ul><li>The GPS Satellites are divided into six orbital groups of four </li></ul><ul><li>Six orbital planes completely surround the earth </li></ul>Lesson 2 GPS constellation with Earth rotating. Number of satellites in view changes with time
    25. 25. Control Segment – Stations <ul><li>Control, Monitor and Ground stations </li></ul><ul><li>U.S. Air Force ground stations located around the world </li></ul>Lesson 2
    26. 26. Master Station <ul><li>Colorado Springs, USA </li></ul><ul><li>Master station receives data from monitoring stations </li></ul><ul><li>Corrects and returns data to satellites </li></ul>Lesson 2 Delta II GPS IIR-18(M) launch, orbit managed by 2nd Space Operations Squadron, Schriever AFB Schriever AFB Link
    27. 27. Monitoring Stations <ul><li>Unmanned stations receive constant data from satellites </li></ul><ul><li>Forward to Master Control station </li></ul>Lesson 2 Monitoring station in Hawaii
    28. 28. Ground Antenna Stations <ul><li>Tracks satellites from horizon to horizon </li></ul><ul><li>Ground-antennas monitor satellites </li></ul><ul><li>Transmit correction information to individual satellites </li></ul>Lesson 2
    29. 29. User Segment – Receiver <ul><li>GPS Receiver </li></ul><ul><ul><li>Detect </li></ul></ul><ul><ul><li>Decode </li></ul></ul><ul><ul><li>Process GPS satellite signals </li></ul></ul><ul><li>Receivers used in many applications </li></ul><ul><li>Examples of GPS Receivers </li></ul>Lesson 2 Consumer Reports Link
    30. 30. GPS Signals <ul><li>Strong </li></ul><ul><li>Weak </li></ul><ul><li>Very Weak </li></ul><ul><li>Signals travel by 'line of sight' through clouds, rain, snow, glass and plastic but not solid objects such as buildings </li></ul><ul><ul><li>Strong: deserts, oceans, open fields and residential areas </li></ul></ul><ul><ul><li>Weak: forests and indoor </li></ul></ul><ul><ul><li>Very Weak: office buildings and multi-storey car parks </li></ul></ul>Lesson 2
    31. 31. GPS Receivers <ul><li>Installed on aircraft, ships, tanks, submarines, cars, and trucks </li></ul><ul><li>Typical hand-held receiver is about the size of a cellular telephone </li></ul><ul><li>Newer models fit in wristwatch </li></ul>Lesson 2
    32. 32. Standard GPS Receiver <ul><li>Determine: </li></ul><ul><ul><li>Latitude </li></ul></ul><ul><ul><li>Longitude </li></ul></ul><ul><ul><li>Altitude </li></ul></ul><ul><li>Pinpoint location </li></ul><ul><li>Trace path across a map </li></ul>Lesson 2 Displays distance, time, speed, and estimated time of arrival
    33. 33. <ul><li>Exercise </li></ul><ul><li>Assessment </li></ul><ul><li>Link to: Schriever AFB </li></ul><ul><ul><li>For in-depth information on constellation status and advisories </li></ul></ul><ul><ul><li>Link to: </li></ul></ul><ul><ul><ul><li>GPSOC </li></ul></ul></ul><ul><ul><ul><li>CURRENT ADVISORIES </li></ul></ul></ul><ul><li>There are many Receiver options </li></ul><ul><ul><li>Link to: Consumer Reports </li></ul></ul><ul><ul><ul><li>Search for GPS Guide </li></ul></ul></ul><ul><ul><ul><li>Watch VIDEO: </li></ul></ul></ul><ul><ul><ul><ul><li>GPS Buying Guide </li></ul></ul></ul></ul><ul><ul><li>Question </li></ul></ul><ul><ul><ul><li>What is the cost for uninfluenced buying advice? </li></ul></ul></ul>Lesson 2 Exercise Lesson 2
    34. 34. Lesson 2 Summary <ul><li>GPS Key Elements </li></ul><ul><li>Space Segment – Satellites </li></ul><ul><li>Control Segment – Stations </li></ul><ul><li>User Segment – Receiver </li></ul>NU100
    35. 35. <ul><li>HOW DO WE USE GPS TODAY? </li></ul><ul><li>MILITARY AND GOVERNMENT </li></ul><ul><li>SURVEY AND CONSTRUCTION </li></ul>Lesson 3 NU100
    36. 36. How do we Use GPS today? <ul><li>Military and Government </li></ul><ul><li>Survey and Construction </li></ul><ul><li>Avionics and Transportation </li></ul><ul><li>Location based Services </li></ul><ul><li>Utilities and Communications </li></ul>Lesson 3 GPS acknowledged as leading 20 th century invention
    37. 37. Military <ul><li>GPS integrated into fighters, bombers, tankers, helicopters, ships, submarines, tanks, support vehicles and soldiers' equipment </li></ul><ul><li>Training, disaster relief, peacekeeping and base management activities </li></ul><ul><li>Battlefield operations and weapons systems </li></ul>Lesson 3 GPS Military activities
    38. 38. Military Aviation <ul><li>Modern &quot;smart weapons&quot; systems, including cruise missiles and precision guided munitions </li></ul><ul><li>Use GPS data for targeting and guidance </li></ul>Lesson 3 U.S. Air Force F-22 Raptor flying at Mach 1.5 at 50,000 feet, releases GPS-aided Joint Direct Attack Munition (JDAM)
    39. 39. NASA <ul><li>GPS onboard Space Shuttle </li></ul><ul><li>Space operations and guidance systems for crewed vehicles </li></ul><ul><li>Management, tracking and control of satellite constellations </li></ul><ul><li>Monitoring the Earth from space </li></ul><ul><li>Support future exploration of the Solar System </li></ul>Lesson 3 NASA Link
    40. 40. Government <ul><li>Tsunami Path </li></ul><ul><li>Disasters relief efforts </li></ul><ul><ul><li>Indian Ocean tsunami </li></ul></ul><ul><ul><li>Hurricanes Katrina, Rita </li></ul></ul><ul><li>Search and rescue used GPS, geographic information system and remote sensing to create maps of disaster areas </li></ul><ul><li>Emergency response coordinate police, fire and rescue vehicles </li></ul>Lesson 3
    41. 41. Fire boundaries <ul><li>Fires in eastern Australia have devastated communities and infrastructure, and destroyed vast areas of bushland </li></ul><ul><li>Identify fire boundaries and &quot;hot spots&quot; </li></ul><ul><li>Transmit fire maps to firefighters' field computers </li></ul><ul><li>National Interagency Fire Center </li></ul>Lesson 3 Fire Agency Link
    42. 42. Earthquake prediction <ul><li>Earthquake prediction </li></ul><ul><ul><li>Research links Seismic Slip And Tremor </li></ul></ul><ul><li>Damage can be greatly reduced by: </li></ul><ul><ul><li>Better planning, construction, and mitigation practices before earthquakes happen </li></ul></ul><ul><ul><li>Providing critical information to improve response after they occur </li></ul></ul>Lesson 3 During 50-year period, strong shaking probability increases from very low (white), to moderate (blue, green, and yellow), to high (orange, pink, and red) US Geological Link
    43. 43. Flood prediction <ul><li>Complex interactions between the waters of the land and atmosphere </li></ul><ul><li>National Weather Service collaborates with federal, state, and local agencies </li></ul><ul><li>Provides forecasts and warnings for protection of life and property </li></ul>Lesson 3 Weather Service Link
    44. 44. Survey <ul><li>Integrated Survey </li></ul><ul><li>Mapping tectonic activity </li></ul><ul><li>Marine surveying </li></ul><ul><li>Seismic and exploration </li></ul><ul><li>Utilities </li></ul>Lesson 3 Mapping is ranked as the most important GPS application
    45. 45. Integrated Surveying <ul><li>Trimble GNSS rover for Integrated Surveying </li></ul><ul><li>GNSS/GPS Surveying and Total Stations Combined </li></ul><ul><li>Land surveying revolutionized </li></ul><ul><li>Integrated Surveying on Rover Pole </li></ul>Lesson 3
    46. 46. Survey boundaries <ul><li>Guidance through local zoning regulations, platting ordinances and governmental requirements </li></ul><ul><li>Subdivision Platting </li></ul><ul><li>Topo and Control Survey </li></ul><ul><li>Staking/Boundary/Lots  </li></ul><ul><li>Easements/Land Title </li></ul><ul><li>Home Site/As-Built </li></ul><ul><li>Legal Descriptions </li></ul><ul><li>Site Grading Design </li></ul><ul><li>FEMA </li></ul><ul><li>Renovation of existing buildings </li></ul>Lesson 3
    47. 47. Geodetic network <ul><li>LiDAR </li></ul><ul><li>Measurements of changes in the Earth's surface </li></ul><ul><li>Assessing the integrity of buildings and bridges in areas that are geologically active </li></ul>Lesson 3 InSAR EarthScope
    48. 48. Hydrographic surveying <ul><li>Marine survey including the acquisition and processing of hydrographic data, positioning, and charting </li></ul><ul><li>Navigational information for shipping </li></ul><ul><li>Exploration of marine resources </li></ul>Lesson 3 Ocean Service Link
    49. 49. Seismic and exploration <ul><li>Vessel with GPS, Differential/RTK tows seismic source and hydrophone. Reflected energy is depicted by three rays, shown in red. </li></ul><ul><li>Locate important resources such as: </li></ul><ul><ul><li>Petroleum </li></ul></ul><ul><ul><li>Natural gas </li></ul></ul><ul><ul><li>Coal </li></ul></ul><ul><ul><li>Ores </li></ul></ul><ul><ul><li>Minerals </li></ul></ul>Lesson 3
    50. 50. Utilities  <ul><li>Municipal agencies responsible for infrastructure such as poles, transformers, lighting, meters plot locations using GPS. Managing assets is complex task. </li></ul><ul><li>Includes electric power, natural gas, drinking water, and sewer connections </li></ul><ul><li>Telecommunications, roads and highways, postal service, sanitation and public transport </li></ul><ul><li>Map utilities and infrastructures </li></ul>Lesson 3
    51. 51. Construction <ul><li>Connected Construction Site </li></ul><ul><ul><li>Streamlines workflows </li></ul></ul><ul><ul><li>Improves profitability </li></ul></ul><ul><li>Location of cables, pipes and services </li></ul><ul><li>Topo surveys, construction staking, grade checking, and site navigation </li></ul><ul><li>Portable assets such as dump trucks, graders, loaders and generators </li></ul>Lesson 3
    52. 52. <ul><li>Exercise </li></ul><ul><li>Assessment </li></ul><ul><li>Link to: </li></ul><ul><ul><li>Link to: </li></ul></ul><ul><ul><ul><li>Monitoring Networks </li></ul></ul></ul><ul><ul><ul><li>ShakeMaps </li></ul></ul></ul><ul><ul><ul><li>Animations </li></ul></ul></ul><ul><ul><ul><li>World </li></ul></ul></ul><ul><ul><li>Click: </li></ul></ul><ul><ul><ul><li>Start Animation </li></ul></ul></ul><ul><li>The US government monitored the 2004 Tsunami </li></ul><ul><ul><li>Link to: Tsunami </li></ul></ul><ul><ul><li>Find link to US Tsunami Detection System </li></ul></ul><ul><ul><li>Question </li></ul></ul><ul><ul><ul><li>What is DART? </li></ul></ul></ul>Lesson 3 Exercise Lesson 3 Earthquake Hazards
    53. 53. Lesson 3 Summary <ul><li>How do we Use GPS today? </li></ul><ul><li>Military and Government </li></ul><ul><li>Survey and Construction </li></ul>NU100
    54. 54. <ul><li>HOW DO WE USE GPS TODAY? </li></ul><ul><li>AVIONICS AND TRANSPORTATION </li></ul><ul><li>LOCATION BASED SERVICES </li></ul>Lesson 4 NU100
    55. 55. Avionics <ul><li>All-glass panels integrates flight data and process: </li></ul><ul><ul><li>Flight </li></ul></ul><ul><ul><li>Navigation </li></ul></ul><ul><ul><li>Communication </li></ul></ul><ul><ul><li>Terrain </li></ul></ul><ul><ul><li>Traffic </li></ul></ul><ul><ul><li>Weather </li></ul></ul><ul><ul><li>Engine </li></ul></ul>Lesson 4 Combines flight data on two flat-panel High resolutions LCDs.
    56. 56. Avionics <ul><li>Position determination for all phases of flight: </li></ul><ul><ul><li>Departure </li></ul></ul><ul><ul><li>En route </li></ul></ul><ul><ul><ul><li>Oceanic </li></ul></ul></ul><ul><ul><ul><li>Surface </li></ul></ul></ul><ul><ul><li>Descent </li></ul></ul><ul><ul><li>Approach </li></ul></ul><ul><ul><li>Landing </li></ul></ul><ul><ul><li>Airport surface navigation </li></ul></ul>Lesson 4 Every commercial airplane must file a flight plan with the FAA air traffic control system FAA Link
    57. 57. Air Routes <ul><li>Pilots without GPS rely on navigational beacons. Using GPS, aircraft fly most direct routes between airports. </li></ul><ul><li>Fly routes in areas that lack suitable ground-based navigation aids </li></ul><ul><li>Enhanced Ground Proximity Warning System (EGPWS) </li></ul><ul><li>Real-Time Flight Tracking </li></ul><ul><ul><li>28,911 arrivals during previous 24 hours </li></ul></ul>Lesson 4 Flight Tracking Link
    58. 58. Transportation <ul><li>Patient transportation </li></ul><ul><li>Increase safety, reduce congestion and improve efficiency </li></ul><ul><li>Monitor vehicle location, keep transit vehicles on schedule </li></ul><ul><li>Mobile Resource Management (MRM) </li></ul><ul><ul><li>GeoManager </li></ul></ul>Lesson 4 Monitor vehicle location MRM Demo Link
    59. 59. Rail systems <ul><ul><li>Positive Train Control </li></ul></ul><ul><li>Federal Railroad Administration (FRA) </li></ul><ul><ul><li>Enhanced levels of safety </li></ul></ul><ul><ul><li>Increased capacity and efficiency for rail users </li></ul></ul><ul><ul><li>Dependable schedule and equipment location awareness </li></ul></ul><ul><ul><li>Improved track, traffic, and train sensor information </li></ul></ul><ul><ul><li>Increased situational awareness </li></ul></ul>Lesson 4 FRA Link
    60. 60. In time-definite delivery <ul><li>Fleet Tracking for transport, courier, logistics and services </li></ul><ul><li>Logistical revolution as GPS helps track and forecast the arrival of freight </li></ul>Lesson 4
    61. 61. Intelligent Systems <ul><li>RITA leads DOT in: </li></ul><ul><ul><li>Coordinating research and development programs </li></ul></ul><ul><ul><li>Advancing cross-cutting technologies, including ITS </li></ul></ul><ul><ul><li>Transportation statistics research, analysis </li></ul></ul><ul><ul><li>Providing education and training in transportation </li></ul></ul>Lesson 4 GPS is an essential element in the future of Intelligent Transportation Systems (ITS) RITA Link
    62. 62. Transportation <ul><li>Future Technology </li></ul><ul><li>Vehicle Safety Bubble </li></ul><ul><li>DARPA Challenge </li></ul><ul><ul><li>Vehicle-Vehicle collaboration </li></ul></ul><ul><ul><li>Vehicle control </li></ul></ul><ul><ul><ul><li>GNSS, WiFi, radar </li></ul></ul></ul><ul><ul><ul><li>Collision avoidance </li></ul></ul></ul><ul><ul><ul><li>Braking, acceleration, lane changes </li></ul></ul></ul>Lesson 4 Alice, built by Sportsmobile, was Caltech’s entry in the 2008 DARPA Challenge DARPA Link
    63. 63. Location Based Services <ul><li>Apple’s iPhone uses Google Maps for location-based services, Wi-Fi and GPS tracking </li></ul><ul><li>Customized information based on user location </li></ul><ul><ul><li>Navigating efficiently </li></ul></ul><ul><ul><li>Locating people, places </li></ul></ul><ul><ul><li>Online transactions </li></ul></ul><ul><ul><li>Points of interest </li></ul></ul><ul><ul><li>Social networking </li></ul></ul><ul><ul><li>Finds blogs based on geographic interests </li></ul></ul><ul><ul><li>Locating family, friends, pets </li></ul></ul>Lesson 4 iPhone GPS Link
    64. 64. Personal Navigation <ul><li>Personal navigation </li></ul><ul><ul><li>Transforming our daily lives, from finding our way to the right gate at unfamiliar airports to locating our house keys </li></ul></ul><ul><ul><li>Marking locations such as where your car is parked prior to heading into a maze of shopping malls </li></ul></ul>Lesson 4 Utilizes latest digital technology SiRF Star III GPS receiver with digital compass
    65. 65. LBS-Centric phones <ul><li>Cell phone navigation </li></ul><ul><li>Mobile phones focus on navigational services </li></ul><ul><li>TeleNav GPS Navigator Demo </li></ul>Lesson 4 TeleNav Link
    66. 66. Social networking <ul><li>Users share location with their social network </li></ul><ul><ul><li>Devices are small, light-weight and shaped to carry </li></ul></ul><ul><ul><li>Interface with LBS services remains challenge </li></ul></ul><ul><ul><li>Queries pose challenges </li></ul></ul><ul><ul><li>Displaying maps on tiny mobile screen is unlikely to be usable by majority </li></ul></ul><ul><ul><li>Social networking and GPS remembers locations </li></ul></ul>Lesson 4 Users save favorite locations on map, share with friends. POI plotted on site and downloaded to GPS devices
    67. 67. Continual access <ul><li>GPS device and entertainer. More car-based PC than GPS unit </li></ul><ul><li>Continuous access to: </li></ul><ul><ul><li>Navigation </li></ul></ul><ul><ul><li>Real-time traffic alerts </li></ul></ul><ul><ul><li>High-speed Internet </li></ul></ul><ul><ul><li>Digital music </li></ul></ul><ul><ul><li>Videos </li></ul></ul><ul><ul><li>Hands-free phone connection </li></ul></ul>Lesson 4
    68. 68. Maritime navigation <ul><li>Mariners navigate, measure speed and determine location </li></ul><ul><li>Speed and heading are needed to ensure the vessel reaches its destination </li></ul><ul><li>Harbor navigation </li></ul><ul><ul><li>GPS maps harbor shipping including vessel name, heading and direction </li></ul></ul>Lesson 4
    69. 69. Maritime mapping <ul><li>Underwater surveying devices </li></ul><ul><li>Underwater surveying, navigational hazard location and mapping </li></ul><ul><ul><li>Analyze data by image & magnification, data recording, playback, GPS location, correct of slant range & altitude and survey area mosaic </li></ul></ul><ul><li>Maritime GPS units connected to ship's self-steering gear </li></ul>Lesson 4
    70. 70. In-Vehicle Services <ul><li>Car's position, optimum route to given destination and location of gas stations, ATMs and restaurants </li></ul><ul><li>GPS tracks distance travelled and speed, determines arrival time </li></ul><ul><li>Integrated with the automobile security system </li></ul><ul><li>Alert emergency services when airbag deployed </li></ul>Lesson 4
    71. 71. Tracking <ul><li>Hikers, pilots, snowmobilers, campers, boaters and hunters track their location and alert contacts in case of emergencies </li></ul><ul><li>Users purchase GPS Satellite Messenger device and subscription </li></ul>Lesson 4 SPOT network transmits user's location and status SPOT Link
    72. 72. Recreation <ul><li>Team dynamics and mental strength challenged by GPS navigation across 100-mile course </li></ul><ul><li>Tracklog used to estimate hiking distances and times, shared with others, plotted on maps </li></ul><ul><li>Gliding participants use GPS to compute wind speed aloft, and glide paths to waypoints </li></ul>Lesson 4
    73. 73. Gaming <ul><li>Geocaching players hide a &quot;cache&quot; and other players find it using GPS </li></ul><ul><li>Tourality challenges players to reach geographically defined spots </li></ul>Lesson 4
    74. 74. <ul><li>Exercise </li></ul><ul><li>Assessment </li></ul><ul><li>Link to: NextGen Initiatives </li></ul><ul><ul><li>Watch video: </li></ul></ul><ul><ul><ul><li>Next Generation Air Transportation System </li></ul></ul></ul><ul><li>Link to : </li></ul><ul><ul><li>LBSzone , GIS </li></ul></ul><ul><ul><li>GISuser Videos, More Videos here </li></ul></ul><ul><ul><li>Filter: How to fold a map </li></ul></ul><ul><ul><li>Glenn’s presentation </li></ul></ul><ul><ul><li>Question </li></ul></ul><ul><ul><ul><li>Which axis do you fold first? </li></ul></ul></ul>Lesson 4 Exercise Lesson 4
    75. 75. Lesson 4 Summary <ul><li>How do we Use GPS today? </li></ul><ul><li>Avionics and Transportation </li></ul><ul><li>Location Based Services </li></ul>NU100
    76. 76. <ul><li>UTILITIES AND COMMUNICATIONS </li></ul><ul><li>SYSTEM DESIGN AND TEST </li></ul><ul><li>FUTURE OF GPS </li></ul>Lesson 5 NU100
    77. 77. Utilities <ul><li>GPS Coordinates and Direction </li></ul><ul><li>Compass-GPS Camera </li></ul><ul><ul><li>Acquires coordinates of photo </li></ul></ul><ul><ul><li>Direction the camera was pointing </li></ul></ul><ul><ul><li>Plot photos on a map including arrow showing direction </li></ul></ul>Lesson 5
    78. 78. Utilities <ul><li>Digital camera verifies target </li></ul><ul><ul><li>Photo locked with GPS position </li></ul></ul><ul><ul><li>Compass measures bearing and distance, stores directions and displays data </li></ul></ul><ul><li>GPS data capture </li></ul><ul><ul><li>Dangerous or inaccessible locations </li></ul></ul><ul><ul><li>Safety and accuracy </li></ul></ul><ul><ul><li>Mapping locations where GPS cannot operate </li></ul></ul><ul><ul><li>Military and Intelligence Operations </li></ul></ul><ul><ul><li>Infrastructure Surveys </li></ul></ul><ul><ul><li>Specialized Mapping </li></ul></ul>Lesson 5 IkeGPS Link
    79. 79. Indoor Positioning <ul><li>Accuracy of GPS is worst exactly where most users are – dense urban areas with high sky-lines </li></ul><ul><li>Indoor space and urban areas are out of reach of GPS systems </li></ul><ul><li>GPS receivers do not work inside buildings </li></ul><ul><li>Alternative technologies are enabling many kinds of indoor location-aware applications </li></ul>Lesson 5
    80. 80. TV-GPS positioning <ul><li>Local Positioning </li></ul><ul><li>Make use of short-range networks such as 802.11, Bluetooth, RFID, ultrasound, UWB, IrDA, or TV radio signals </li></ul><ul><li>Most promising technologies are WLAN fingerprinting, RFID positioning, infrared and ultrasound </li></ul>Lesson 5
    81. 81. Timing <ul><li>GPS module for time-accurate data communication between geographically dispersed systems and devices </li></ul><ul><li>Satellite contains multiple atomic clocks that contribute precise time data </li></ul><ul><li>GPS receivers synchronize to atomic clocks </li></ul><ul><li>Users determine time to within 100 billionths of a second </li></ul>Lesson 5
    82. 82. Timing synchronization <ul><li>Synchronize to GPS receivers </li></ul><ul><li>Redundant GPS Clock </li></ul><ul><li>Precision timing and frequency synchronization critical for: </li></ul><ul><ul><li>Digital broadcasts </li></ul></ul><ul><ul><li>Telecommunication networks </li></ul></ul><ul><ul><li>Military communication </li></ul></ul>Lesson 5
    83. 83. Precision timing <ul><li>Power transmission network connects power plants to multiple substations </li></ul><ul><li>Industries that rely on precision timing for synchronization include: </li></ul><ul><ul><li>Communication systems </li></ul></ul><ul><ul><li>Electrical power grids </li></ul></ul><ul><ul><li>Financial networks </li></ul></ul>Lesson 5
    84. 84. GPS Industry <ul><li>Market, Technology and Business Factors Driving the Growth of GPS, A-GPS and Hybrid Positioning for Mobile Handset Location </li></ul><ul><li>ABI - Technology Market Research </li></ul><ul><li>Telematics and Navigation </li></ul><ul><ul><li>Location Based Services </li></ul></ul><ul><ul><li>Navigation and LBS Devices </li></ul></ul><ul><ul><li>LBS Value Chain </li></ul></ul><ul><ul><li>Location Technologies and Infrastructure </li></ul></ul>Lesson 5 ABI research Link
    85. 85. Partnering <ul><li>Designed to appeal to professional drivers </li></ul><ul><li>Tire Maker Goodyear, lends name to line of PNDs </li></ul><ul><li>NCC partners with Goodyear to manufacture and market products to drivers of: </li></ul><ul><ul><li>Commercial trucks, vans and trailers </li></ul></ul><ul><ul><li>RVs and motor homes </li></ul></ul>Lesson 5
    86. 86. Leveraging <ul><li>Database of legal/physical restrictions and points of interest provide route that highlights weigh stations, avoids restricted roads </li></ul><ul><li>Vehicle dimensions </li></ul><ul><ul><li>Legal restrictions (HazMat) </li></ul></ul><ul><ul><li>Other warning data (crosswinds) </li></ul></ul><ul><ul><li>Digital Terrain Modeling </li></ul></ul><ul><ul><li>Multiple Route Selection </li></ul></ul><ul><ul><li>Lane Guidance –valid lanes </li></ul></ul><ul><ul><li>Curve Speed Warning </li></ul></ul><ul><ul><li>Voice recognition for hands-free </li></ul></ul><ul><li>MSN Direct service </li></ul><ul><ul><li>Live traffic information </li></ul></ul><ul><ul><li>Local weather/news </li></ul></ul><ul><ul><li>Nearby gas prices </li></ul></ul>Lesson 5
    87. 87. Alliances <ul><li>ASUS and Garmin provide leading-edge products </li></ul><ul><li>Garmin Joins ASUS to Create Mobile Phones </li></ul><ul><li>Design, manufacture, and distribute cobranded mobile-phone </li></ul><ul><li>Garmin-Asus nüvifone and location-based services </li></ul>Lesson 5 Garmin-Asus Link
    88. 88. System Design and Test <ul><li>746th Test Squadron </li></ul><ul><ul><li>Department of Defense (DoD) test organization </li></ul></ul><ul><ul><li>Evaluates GPS integrated guidance and navigation systems </li></ul></ul><ul><ul><li>GPS Test Center at Los Angeles Air Force base and is comprised of Army, Navy, and Air Force agencies </li></ul></ul>Lesson 5 Testing of GPS user equipment Holloman AFB Link
    89. 89. System Design and Test <ul><li>Full spectrum navigation analysis covering all navigation systems </li></ul><ul><li>Mission designers use AGI technology to model GNSS operations </li></ul><ul><ul><li>Interference analysis </li></ul></ul><ul><ul><li>Accuracy calculations </li></ul></ul><ul><ul><ul><li>Mitigate risks </li></ul></ul></ul><ul><ul><ul><li>Reduce costs </li></ul></ul></ul><ul><ul><ul><li>Reduce schedule slips </li></ul></ul></ul><ul><ul><ul><li>Ensure mission success </li></ul></ul></ul>Lesson 5 AGI Link
    90. 90. Future of GPS <ul><li>What is future of GPS? </li></ul><ul><ul><li>Positioning accuracy to 10 centimeters </li></ul></ul><ul><ul><li>Find friends, children, spouse in mall, theater, and stadium </li></ul></ul><ul><ul><li>Track keys, TV remote, wallet, phone </li></ul></ul><ul><ul><li>Guided to pre-booked parking space in the car park </li></ul></ul>Lesson 5 Alan Cameron is editor-in-chief of GPS World magazine. GPS World Link
    91. 91. <ul><li>Exercise </li></ul><ul><li>Assessment </li></ul><ul><li>Link to: Scientific American </li></ul><ul><ul><li>Read article: </li></ul></ul><ul><ul><ul><li>Indoor positioning system technology uses radio, ultrasound or infrared signals to more precisely track locations where GPS signals are blocked </li></ul></ul></ul><ul><li>Link to : </li></ul><ul><ul><li>NASA Science News </li></ul></ul><ul><ul><li>Read text or listen to story via streaming audio </li></ul></ul><ul><ul><ul><li>What is NIST-F1? </li></ul></ul></ul>Lesson 5 Exercise Lesson 5
    92. 92. Summary <ul><li>Industry review of portable GPS systems </li></ul><ul><li>Walk into store </li></ul><ul><li>Buy GPS receiver </li></ul><ul><li>Plug into navigation </li></ul><ul><li>Monitor movement of people and things </li></ul><ul><li>Vital component in: </li></ul><ul><ul><li>Science </li></ul></ul><ul><ul><li>Industry </li></ul></ul><ul><ul><li>Economy </li></ul></ul>NU100
    93. 93. Lesson 5 Summary <ul><li>Utilities & Communications </li></ul><ul><li>System Design and Test </li></ul><ul><li>What does the future of GPS hold for us? </li></ul>NU100
    94. 94. Resources <ul><li>DARPA : http://gc.caltech.edu/media/presentations/murray_nsf-09apr07.pdf </li></ul><ul><li>Department of Transport/RITA: http://www.rita.dot.gov/about_rita/ </li></ul><ul><li>FAA: http://www.faa.gov/aircraft/ </li></ul><ul><li>FRA: http://www.fra.dot.gov/us/home </li></ul><ul><li>GPS Wing: http://www.losangeles.af.mil/library/factsheets/factsheet.asp?id=5311 </li></ul><ul><li>National Executive Committee (PNT): http://pnt.gov/ </li></ul><ul><li>National Interagency Fire Center: http://www.nifc.gov/index.html </li></ul><ul><li>NASA: http://gpshome.ssc.nasa.gov/content.aspx?s=letter </li></ul><ul><li>National Weather Service: http://www.weather.gov/ </li></ul><ul><li>Schriever AFB GPS Operations Center: http://www.schriever.af.mil/gpsoc/ </li></ul><ul><li>UNAVCO: http://www.unavco.org/unavco.html </li></ul><ul><li>U.S. Coast Guard Navigation Center: http://www.navcen.uscg.gov/ </li></ul><ul><li>U.S. Geological Survey (USGS): http://www.usgs.gov/ </li></ul>NU100
    95. 95. GPS Technology Certification <ul><li>Core Courses </li></ul><ul><li>NU100 Global Positioning System </li></ul><ul><li>NU200 GNSS Technology </li></ul><ul><li>Electives </li></ul><ul><li>NU300 Survey and Construction </li></ul><ul><li>NU310 Military and Government </li></ul><ul><li>NU320 Avionics and Transportation </li></ul><ul><li>NU330 Location-Based Services </li></ul><ul><li>NU340 Mass Market OEM </li></ul><ul><li>NU350 Utilities and Communications </li></ul><ul><li>NU360 System Design and Test </li></ul><ul><li>NU370 Geographic Information Systems </li></ul>NU100 <ul><li>GPS Technology and Applications Certificate benefits: </li></ul><ul><li>Obtain practical skills in technology, science and applications of Global Navigation Satellite Systems </li></ul><ul><li>Learn interdisciplinary skills </li></ul><ul><li>Learn anywhere, anytime with NavU Learning Management System </li></ul><ul><li>Receive recognition for GNSS competency and accomplishments </li></ul>

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