MULTI-RATE FILTER SYSTEM
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United States of America Patent
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app pub date -
Jan 9, 2013
filing date -
Jan 10, 2012
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Abandoned
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Abstract
A multi-rate filter system is disclosed. More particularly, a computationally efficient multi-rate filter system for processing an audio stream on a consumer electronics device is disclosed. The multi-rate filter system includes a plurality of multi-rate filtering blocks, at least one block including a linear filter component. At least one multi-rate filtering block may include a nonlinear signal processing components. The multi-rate filter system may include a nonlinear functional block. A method of filtering a signal is also disclosed.
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