METHOD FOR ELIMINATING IMPACT OF FH SUBSCRIBER STATION SIGNALS ONTO NOISE SWITCHING SYSTEM OF MULTIPLE-ACCESS COMMUNICATION LINE RETRANSMITTER AND NOISE CORRECTION SYSTEM (ALTERNATIVES) Russian patent published in 2006 - IPC H04B1/10 

Abstract RU 2289884 C2

FIELD: radio communications; satellite communication systems.

SUBSTANCE: subscriber-station continuous frequency band wherein useful signals may occur is divided into equal-area sub-bands. These sub-bands are alternating due to using pseudorandom frequency hopping so that sub-bands carrying useful signals are surrounded from left and right by sub-bands free from useful signals. Eliminating subscriber-station useful signals from input signal being received in each receiving channel of adaptive noise corrector enables more accurate calculation of weighting coefficients thereby enhancing noise suppression percentage. These weighting coefficients used in noise corrector in adjacent frequency sub-channel holding useful signals also make it possible to improve output signal-to-noise ratio.

EFFECT: enhanced noise correction percentage.

2 cl, 3 dwg

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RU 2 289 884 C2

Authors

Kosov Semen Borisovich

Tkachuk Gennadij Viktorovich

Dates

2006-12-20Published

2005-02-17Filed