Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite
Patent
1991-10-02
1993-01-26
Issing, Gregory C.
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a satellite
343705, 343878, G01S 502, H01Q 128, H01Q 112
Patent
active
051825660
ABSTRACT:
A method for obtaining Global Positioning System (GPS) information for a required point on the earth's surface, the method comprising: positioning a GPS receiving antenna on a known point, beginning to record received GPS signals and thereafter continuously recording the signals, removably mounting the antenna on a rotary wing aircraft, moving the aircraft to a position proximate the required point, removing the antenna from the aircraft and positioning the antenna on the required point.
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patent: 4814711 (1989-03-01), Olsen et al.
patent: 5049896 (1991-09-01), Conley
patent: 5052645 (1991-10-01), Hixon
MacDoran et al., "Codeless GPS Systems for Positioning of Offshore Platforms and 3D Seismic Surveys", Navigation: Jnl of the Inst. of Nav. vol. 31, #2 1984 pp. 57-69.
Ferguson James
Pelletier Luc
GEOsurv, Inc.
Issing Gregory C.
Photocompilation PMS, Inc.
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