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The Global Positioning System A Shared National Asset (1995) / Chapter Skim
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Pages 42-42

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From page 42...
... Although the removal of SA would not allow the standard positioning service to meet these requirements either, it would improve the performance of both w~de-area differential systems such as the WAAS, and local-area systems.33 The Cost of Integrated Systems Land transportation seems to offer unlimited opportunities for integrating GPS and DGPS with other complementary technologies related to communications, scanning, and digital imaging. Example technical systems include cellular phones, on-board fax and computer resources, driver performance and alertness equipment, and vehicle operations sensors.
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Key Terms

  • land transportation
  • utilizing gps
  • positioning service
  • land navigation


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