Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1977-03-15
1978-05-23
Stewart, David L.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
1791752C, 325 41, 3401461AV, 3401461BE, H04J 314
Patent
active
040912400
ABSTRACT:
A bit error rate performance monitor unit for use in digital transmission links in which the signal input is equally divided between two demodulators of which one is disturbed, the combined output of said modulators being fed to an adder, the output of said adder being connected to a counter for continuously counting the bit error rate of the link.
REFERENCES:
patent: 3277268 (1973-12-01), Cleobury
patent: 3721959 (1973-03-01), George
patent: 3873775 (1975-03-01), Chown
patent: 3895349 (1975-07-01), Robson
Duponteil Daniel R.
Lainey Gilbert P.
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