PTTI Applications at the Limits of GPS

Abstract

Canadian plans for precise time and time interval services are examined in the light of GPS capabilities developed for geodesy. We present our experience in establishing and operating a geodetic type GPS station in a time laboratory setting, and show sub-nanosecond residuals for time transfer between geodetic sites. We present our approach to establishing realistic standard uncertainties for short-term frequency calibration services over time intervals of hours, and for longer-term frequency dissemination at better than the 10(-15) level of accuracy.

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Document Details

Document Type
Technical Report
Publication Date
Dec 01, 1994
Accession Number
ADA515743

Entities

People

  • J. Popelar
  • R. J. Douglas

Organizations

  • National Research Council Canada

Tags

Communities of Interest

  • Space

DTIC Thesaurus Topics

  • Accuracy
  • Artificial Satellites
  • Atomic Beam Masers
  • Calibration
  • Canada
  • Clocks
  • Control Systems
  • Cross Correlation
  • Crystal Oscillators
  • Data Analysis
  • Discontinuities
  • Frequency
  • Frequency Standards
  • Geodetic Surveys
  • Information Operations
  • Satellite Orbits
  • Standards

Readers

  • Life Cycle Cost Analysis
  • Positioning, Navigation, and Timing (PNT) Technology.

Technology Areas

  • Space