Pulse or digital communications – Spread spectrum – Direct sequence
Patent
1988-09-16
1990-04-03
Safourek, Benedict V.
Pulse or digital communications
Spread spectrum
Direct sequence
455 60, 455276, 455295, H04B 110
Patent
active
049146769
ABSTRACT:
A cross polarization interference canceller cancels interference polarization by providing a phase difference detecting circuit for detecting a phase difference between a main polarization and an interference polarization component of the main polarization, and a phase shifter for shifting a data discrimination clock signal of the interference polarization wave component.
REFERENCES:
patent: 4112370 (1978-09-01), Monsen
patent: 4575862 (1986-03-01), Tahara et al.
patent: 4577330 (1986-03-01), Kavehrad
patent: 4631734 (1986-12-01), Foschini
patent: 4688235 (1987-08-01), Tahara et al.
patent: 4757319 (1988-07-01), Lankl
Iwamatsu Takanori
Nozue Yoshihiro
Chin Stephen
Fujitsu Limited
Safourek Benedict V.
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