×

Satellite communications system

  • US 7,184,761 B1
  • Filed: 03/27/2000
  • Issued: 02/27/2007
  • Est. Priority Date: 03/27/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A communications system comprising:

  • a plurality of regional ground stations;

    a plurality of satellites located in a elliptical sub-geosynchronous orbit with respect to the earth, said satellites operating in a service area in a synchronized manner to provide continuous coverage to said service area, said satellites generating a plurality of beams with widths that vary relative to position in the orbit to obtain a substantially uniform cell size covering said service area; and

    a plurality of user terminals with the service area receiving communication signals from the satellite.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×