Spread spectrum communications system

Details Spread spectrum communications system Spread spectrum communications system

1987-10-06

1989-11-07

Cangialosi, Salvatore

Pulse or digital communications

Repeaters

Testing

H04K 100

Patent

active

048797260

ABSTRACT:
In a spread communications systems, a filter is inserted in a transmitter and a receiver, respectively. The filter in the transmitter is an FIR filter and the filter in the receiver has a characteristic inverse to that of the FIR filter.

REFERENCES:
patent: 4121159 (1978-10-01), Lampert
patent: 4486850 (1984-12-01), Hyatt
patent: 4630283 (1986-12-01), Schiff
patent: 4701934 (1987-10-01), Jasper
patent: 4760586 (1988-07-01), Takeda
"Performance Criteria for Spread Spectrum Communications", by Ristenbatt, et al., IEEE Transactions on Communications, vol. COM-25, No. 8, (Aug., 1977) pp. 756-762.
"A Spectral Analysis of M-ARY Direct Sequence Spread-Spectrum Multiple Access Communications Systems", by Kusaka, et al., IEEE Transactions on Communications, vol. COM-31, No. 4, (Apr. 1983), pp. 541-546,

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