System for establishing a communication link between a ground st

Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...

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325 55, 325 64, 340312, 340 23, H04B 100

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active

041829891

ABSTRACT:
a system for establishing a communication link between a ground station and each of vehicle drivers, wherein information is transferred in a compressed manner with respect to time while a vehicle moves within a limited communication area defined over a road surface by a UHF antenna.

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patent: 2941201 (1960-06-01), Babcock
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patent: 3555424 (1971-01-01), Malm
patent: 3568161 (1971-03-01), Knickel
patent: 3588371 (1971-06-01), Monte
patent: 3739329 (1973-06-01), Lester
patent: 3757290 (1973-09-01), Ross
patent: 3764915 (1973-10-01), Cox
patent: 3886515 (1975-05-01), Cottin
patent: 3973200 (1976-08-01), Akerberg
patent: 3984807 (1976-10-01), Haemmig

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