Pulse or digital communications – Spread spectrum – Direct sequence
Patent
1981-12-07
1984-08-14
Safourek, Benedict V.
Pulse or digital communications
Spread spectrum
Direct sequence
328 73, 328120, 375120, H04L 700
Patent
active
044661100
ABSTRACT:
An artificial synchronizing signal adding circuit which comprises a discriminating circuit for discriminating a continuous synchronizing signal having a constant period among an information signal including the synchronizing signal and an artificial sync signal adding circuit for adding an artificial sync signal to a part of the information signal where the synchronizing signal is lacking in response to the discrimination of the discriminating circuit when the synchronizing signal is lacking.
REFERENCES:
patent: 3302114 (1967-01-01), Den Hertog
patent: 3424982 (1969-01-01), Kawashima et al.
patent: 4004162 (1977-01-01), Kato et al.
patent: 4363002 (1982-12-01), Fuller
Ikawa Mitsugu
Kizaki Yoshio
Clarion Co. Ltd.
Safourek Benedict V.
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