发明授权
US07729679B1 Dynamic bandwidth filter for an FM receiver 有权
FM接收机的动态带宽滤波器

Dynamic bandwidth filter for an FM receiver
摘要:
In an apparatus, method, and system for reducing interference with an input signal to an FM receiver, a plurality of inputs are filtered by a first stage of filters. The outputs are received by an interference detector and further processed by a second filtering stage, an energy calculation stage, and a comparator stage. A switch, responsive to the outputs of the comparator stage, may output one of the first stage filter outputs based on a first set of comparator outputs and may output an interpolated value determined by the first stage filter outputs and based on a second set of comparator outputs.
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