Telecommunications – Carrier wave repeater or relay system – Two separate way transmission
Patent
1989-02-24
1991-11-12
Ng, Jin F.
Telecommunications
Carrier wave repeater or relay system
Two separate way transmission
455 10, 455133, 455277, 455 33, H04B 700
Patent
active
050654497
ABSTRACT:
A diversity receiving apparatus includes first and second antennas and circuitry for selecting one antenna or the other. Control circuitry analyzes signal strength received from the selected antenna and determines when the antennas should be switched.
REFERENCES:
patent: 3035169 (1962-05-01), Griffith
patent: 3182263 (1965-05-01), Gossard
patent: 3368151 (1968-02-01), Verwey et al.
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patent: 4696058 (1987-09-01), Tachita et al.
patent: 4704734 (1987-11-01), Menich et al.
patent: 4742568 (1988-05-01), Furuya
patent: 4823398 (1989-04-01), Hashimoto
patent: 4864642 (1989-09-01), Ueno et al.
"Experimental Evaluation of Diversity Receiving Systems", by John L. Glaser and S. H. Van Wambeck, published in 1951 in Proceedings of I.R.E.
Evans Michael W.
Gordon Robert T.
Leslie Samuel A.
Jackson Jill
Ng Jin F.
Orion Industries
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