Patent ID: 8760241

Claim:
A system of providing filter isolation comprising: a first filter configured to pass a first frequency range; a second filter configured to pass a second frequency range; and a signal splitter/combiner communicatively coupled to the first filter at a first port of the signal splitter/combiner and communicatively coupled to the second filter at a second port of the signal splitter/combiner, the signal splitter/combiner configured to: receive a first signal filtered by the first filter at the first port of the signal splitter/combiner; direct the first signal from the first port to a third port of the signal splitter/combiner and away from the second port such that the signal splitter/combiner directs the first signal away from the second filter, and reduce a roll off requirement of one or more of the first filter and the second filter, the one or more of the first filter and the second filter having a roll off based on the reduced roll off requirement.