Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Lyle tamucc 2

744 views

Published on

Published in: Education, Technology
  • Be the first to comment

  • Be the first to like this

Lyle tamucc 2

  1. 1. RTK GPS on aSmartphone and Mobile Table Platforms Stacey Lyle, Associate ProfessorTexas A&M University Corpus Christi TexasConrad Blucher Institute for Surveying And Science
  2. 2. DdD Office ofBlucher Institute Conrad Research and Texas A&M University Texas A&M University Corpus Christi Corpus ChristiD Graduate Studies for Surveying and The Island University The Island University ScienceOperations NCollecting real-time and long term ocean coastalobservationsManaging coastal observing systems for navigationand transportation
  3. 3. DdD Office ofBlucher Institute Conrad Research and Texas A&M University Texas A&M University Corpus Christi Corpus ChristiD Graduate Studies for Surveying and The Island University The Island University SciencePhysical Oceanographic Real-Time System N(PORTS®) • Houston/Galveston • Sabine-Neches • Gulfport • Pascagoula • Mobile Bay • Lake Charles
  4. 4. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityResearch N • NASA – Columbia Recovery (Lyle and Smith, 2003) – Geospatial Authentication (NASA, 2009) – Aerial Vediography Direct Georeference Rocket Payloads (NASA, 2009) • NOAA/NGS – Spacebased RTK (Lyle and Mulcare, 2005) – Airborne Gravity (Prouty and Lyle, et al., 2007) – GPS Quality (Lyle and Wood, 2002) 6/29/2012 DRAFT 4
  5. 5. DdD Office ofBlucher Institute Conrad Research and Texas A&M University Texas A&M University Corpus Christi Corpus ChristiD Graduate Studies for Surveying and The Island University The Island University ScienceNPS and TxGLO UAS N • RS 16 • 16’ wing spread • 13,000’ ceiling • 16 hour flight time • 25 pound load • Photogrammetry Payload • Direct GeoReferencing
  6. 6. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversitySmartphone RTK N RTN GPS: VRS or RTCM Server Local Wi-Fi Network Real Time Map 2G/3G/4G 6/29/2012 DRAFT 6
  7. 7. DdD Office ofBlucher Institute Conrad Research and Texas A&M University Texas A&M University Corpus Christi Corpus ChristiD Graduate Studies for Surveying and The Island University The Island University ScienceUSDA: Low Cost Machine NControl • Low Cost RTK GPS • Space-based RTK • CORS Connection
  8. 8. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityL1 RTK Horizontal N 0.03 0.02 0.01 0 -0.03 -0.02 -0.01 0 0.01 0.02 0.03 -0.01 -0.02 -0.03 -0.04 6/29/2012 DRAFT 8
  9. 9. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityL1 RTK Vertical N 0.1 0.08 0.06 0.04 0.02 0 0 500 1000 1500 2000 2500 3000 3500 4000 -0.02 -0.04 -0.06 -0.08 6/29/2012 DRAFT 9
  10. 10. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityConsiderations N • QWERTY keyboard • Kick-out keyboards • Touch screen • Smaller data collectors in existence • User adaptations
  11. 11. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityPhone NConsiderations • iPhone 4: – 3G – 6 hours – Wi-Fi – 10 hours – Standby – 300 hours – Bluetooth – worse • Android and Windows – similar
  12. 12. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityApplication Steps N 1. App starts- Settings 2. Post Processing vs. RTK 3. Start Job 4. Smart phone gets corrections 5. Surveying started with selected accuracy 6. GNSS configured to output 7. Real Time Mapping and/or Control 8. App closed
  13. 13. Office of Research and Texas A&M University Graduate Studies Product Corpus Christi The Island UniversityAvailability N • Open Source • Work in progress • Will be found in: – Markets – Websites – Software application management software
  14. 14. Office of Research and Texas A&M University Corpus Christi Graduate Studies The Island UniversityThank YouNConrad Blucher Institute forSurveying and Science6300 Ocean DriveCorpus Christi, Texas 78412Stacey.lyle@tamucc.edu361-548-8852

×