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Finite Impulse Response
(redirected from FIR filter)

    Also found in: Wikipedia 0.04 sec.
(electronics, DSP)Finite Impulse Response - (FIR) A type of digital signal filter, in which every sample of output is the weighted sum of past and current samples of input, using only some finite number of past samples.


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The FIR filter is a widely used function in DSP and communication applications.
INFINEON INTRODUCES NEW 16-BIT MICROCONTROLLER CORE by EDP Weekly's IT Monitor
The provided libraries include complex 1-d FFT, 8th order IIR filter, LMS filter, Real Block FIR filter and one sample FIR filter.
Tensilica Announces Industry's Highest Performance, Most Energy ... by Business Wire
The four independent FIR filters are capable of generating "brick wall" filters.
Quickfilter Technologies Launches First Product: 4-Channel ... by Business Wire
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