Patent · US Expired

Fixed satellite constellation system employing non-geostationary satellites in sub-geosynchronous elliptical orbits with common ground tracks

US6954613B1 · kind B1 · utility

12Cited by
12References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 2000
Grant dateOct 11, 2005
Priority date—
Expiry dateMay 17, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02D30/70
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Shows orbit-constellation of satellites that appears virtually geosynchronous.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.