Pulse or digital communications – Spread spectrum – Direct sequence
Patent
1985-09-11
1987-05-12
Griffin, Robert L.
Pulse or digital communications
Spread spectrum
Direct sequence
307269, 328164, H03D 324
Patent
active
046655352
ABSTRACT:
A code regenerative system is disclosed which is capable of increasing a noise resistant property of code transmission to improve a bit error rate, to thereby accomplish code transmission substantially free of an error without degrading the transmission efficiency. The system comprises a clock pulse regenerative section for stably regenerating a clock pulse train from an input pulse train and a code regenerative section for integrating an input pulse every regenerative clock pulse only for a code discrimination term to carry out the comparison between an integration signal obtained and a reference voltage, to thereby generate a regenerative code.
REFERENCES:
patent: 4320515 (1982-03-01), Burton, Jr.
patent: 4380815 (1983-04-01), Clendening
patent: 4429406 (1984-01-01), Hale
patent: 4516079 (1985-05-01), York
patent: 4535459 (1985-08-01), Hogge, Jr.
Chin Stephen
Futaba Denshi Kogyo Kabushiki Kaisha
Griffin Robert L.
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