Pulse or digital communications – Repeaters – Testing
Patent
1982-06-18
1985-07-30
Safourek, Benedict V.
Pulse or digital communications
Repeaters
Testing
375104, 455304, 455312, H04B 110
Patent
active
045326363
ABSTRACT:
In radio communications receivers for use on frequency hopping radio communications networks, the received signal in each hop period is analyzed and assigned a quality value. If more than one signal is present during the hop period it is determined that more than one network has changed to the same frequency. Similarly if the received signal is out of synchronism it is determined that more than one network has changed to the same frequency. When more than one network has changed to the same frequency, the received signal is not output by the receiver but is replaced by an earlier (or later) received signal.
REFERENCES:
patent: 2996576 (1961-08-01), Dolby
patent: 3347984 (1967-10-01), Holmberg
patent: 3688039 (1972-08-01), Ishiguro
patent: 3700812 (1972-10-01), Springett
patent: 3824620 (1974-07-01), Langer
patent: 3947636 (1976-03-01), Edgar
patent: 4291405 (1981-09-01), Jayant et al.
patent: 4376289 (1983-03-01), Reitmeier et al.
patent: 4398296 (1983-09-01), Gott et al.
Safourek Benedict V.
The Marconi Company Limited
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