Steven Lloyd Johns - Leesburg VA Cheng A. Wu - Woodland Hills CA
Assignee:
Aerospace Corporation - El Segundo CA
International Classification:
G01S 514
US Classification:
34235711, 342427
Abstract:
A null slit antenna pattern receives GPS signals from at least three GPS satellites functioning as pseudo stars for spin rate and spin axis attitude determination of a spinning space vehicle in an earth orbit below the GPS satellites.
Steven Lloyd Johns - Leesburg VA Cheng A. Wu - Woodland Hills CA
Assignee:
The Aerospace Corporation - El Segundo CA
International Classification:
G01S 514
US Classification:
34235711, 342427
Abstract:
A pair of patch antennas are used to form a null slit antenna pattern for receiving GPS signals from at least three GPS satellites functioning as pseudo stars for spin rate and spin axis attitude determination for a spinning space vehicle in an earth orbit below the GPS satellites.