Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Patent
1974-12-10
1976-08-17
Tubbesing, T.H.
Communications: radio wave antennas
Antennas
Balanced doublet - centerfed
23515027, 343 5DP, G01S 956
Patent
active
039757315
ABSTRACT:
An airborne positioning system for acquiring range information from at least three distance measuring equipment (DME) stations, including a computer controlled range gate and means for estimating and removing bias errors from range measurements and smoothing noise to accurately determined aircraft position to typically better than 100 feet circular error probable (C.E.P.).
REFERENCES:
patent: 3403396 (1968-09-01), VanPopta et al.
patent: 3579237 (1971-05-01), Steingart et al.
patent: 3603994 (1971-09-01), Williams et al.
patent: 3618089 (1971-11-01), Moran
patent: 3668403 (1972-06-01), Mellander
Latham Roy W.
Schultz, Jr. Albert N.
Grumman Aerospace Corporation
Tubbesing T.H.
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