Communications: electrical – Vehicle position indication
Patent
1995-10-30
1998-12-22
Hofsass, Jeffrey
Communications: electrical
Vehicle position indication
340945, 342357, 701 66, 701215, G08B 1123
Patent
active
058524126
ABSTRACT:
A differential global position system wherein a DGPS ground station encodes signals from a plurality of satellites and transmits the encoded signal with satellite-specific pseudo range error signals and a ground station repeaters located remote from the DGPS ground station to receive the encoded signal and retransmit it to an airborne object.
REFERENCES:
patent: 4083009 (1978-04-01), Bickford et al.
patent: 4809005 (1989-02-01), Counselman, III
patent: 4894655 (1990-01-01), Joguet et al.
patent: 5345245 (1994-09-01), Ishikawa et al.
patent: 5361212 (1994-11-01), Class et al.
patent: 5436632 (1995-07-01), Sheynblat
patent: 5438337 (1995-08-01), Aguado
Article entitled "Interference Detection and Suppression in Loran-C Receivers" by M. Beckmann, Msc from IEE Proceedings, vol. 136, Pt. F, No. 6, Dec. 1989 (pp. 255-261).
Application entitled "Differential Ground Station Repeater" by Randolph G. Hartman, filed Mar. 7, 1995 serial #08/400,168.
Document entitled "Minimum Aviation System Performance Standards DGNNSS Instrument Approach System" Special Category I (SCAT-I) Appendix F Change No. 1 to RTCA/DO-217 of Jul. 13, 1994.
Article entitled The GNSS Transponder and It's GNSS-Time Synchronized Self Organizing TDMA Data Link: The Next Data Link for Civil Aviation? published in the Journal of Air traffic Control, Apr.-Jun. 1994 issue, pp. 17-23.
Mr. Johnny Nilsson from Sweden GNSS Transponder and the Time Synchronized Self Organizing TDMA Data Link -A Key to the Implementation of Cost-Effectove GNSS-Based CNS/ATM Systems published Oct. 30, 1994 pp. 489-497.
Hofsass Jeffrey
Honeywell Inc.
Lee Benjamin C.
Ungemach Charles J.
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