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Modeling and simulation about GPS availability

  • Harbin Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

The visibility and usability of GPS signal for space missions were analyzed. The influencing factors such as earth occultation, the free space signal attenuation, the beam width (or solid angle) of transmitting antenna, the receiver mask angle and the atmospheric attenuation were analyzed and modeled in detail. And the criterions of space visibility and usability of GPS signal in space were also given. The relative simulations were proposed for the special application background. The analysis methods, models and simulation results have special reference value for the application of GPS in the space missions.

Original languageEnglish
Pages (from-to)6983-6987
Number of pages5
JournalXitong Fangzhen Xuebao / Journal of System Simulation
Volume21
Issue number21
StatePublished - 5 Nov 2009

Keywords

  • Availability
  • Earth occultation
  • GPS
  • Signal attenuation

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