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Finite Impulse Response

   Also found in: Acronyms, 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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Engineers also can take advantage of the module's configurable signal processing parameters such as prefilter gain and offset, finite impulse response (FIR) filters, cascaded integrator-comb (CIC) filters, a numerically controlled oscillator (NCO) and IQ mixing.
IPs that Lattice intends to make available include popular functions such as Finite Impulse Response (FIR) Filters and Fast Fourier Transforms (FFTs).
Designers implement many DSP functions, but the most common ones are filter functions such as Finite Impulse Response (FIR) and Infinite Impulse Response (IIR).
 
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