b) When designing a FIR filters, the impulse response of the ideal low-pass filter is usually modified by multiplying i...
a) The transfer function of an ideal low-pass filter is and its impulse response is where oc is the cut-off frequency i) Is hLP[n] a finite impulse response (FIR) filter or an infinite impulse response filter (IIR)? Explain your answer ii Is hLP[n] a causal or a non-causal filter? Explain your answer iii) If ae-0. IT, plot the magnitude responses for the following impulse responses b) i) Let the five impulse response samples of a causal FIR filter be given...
In this problem, you are asked to design a length-16 FIR low-pass filter with cutoff frequency ωc = π 2 radians, using the window design method. 2. [FIR Filter Design) In this problem, you are asked to design a length-16 FIR low-pass filter with cutoff frequency We = radians, using the window design method. (a) Find an expression for the coefficients {hn}n using a truncation (rectangular) window. (b) Find an expression for the coefficients {n}=l using a Hamming window. (c)...
Using the windowing functions discussed in class, design a low-pass FIR filter with a cutoff frequency of 2 kHz, a minimum stop band attenuation of 40 dB, and a transition width of 200Hz. The sampling frequency is 10kHz. 1. Using the windowing functions discussed in class, design a low-pass FIR filter with a cutoff frequency of 2 kHz, a minimum stop band attenuation of 40 dB, and a transition width of 200 Hz. The sampling frequency is 10 kHz 2....
Please do both questions! thank you very much! (a) Does it have to be this way? Briefly explain, is it possible to have an online FIR filter without a window function? (b) Low-Pass Filter Consider the ideal impulse response of a low pass filter (of cut-off frequency given by hLP [n] = 0, sinc (odn-부) for a filter size N. Thus, hw InhnwHAM Now consider the case where N-100 and oc 0.3004. Determine hw, In] using the formula above. Then...
The transfer function of an ideal low-pass filter is given by: 4. a) i Prove that its impulse response is given by: a sin(na) π (na) where (Q is the cut-off frequency [-consoo] ii Is hIn] a FIR or an IIR filter? Is it causal or anti-causal filter? Explain 3 your answer. iii) If g. 0.1 π, plot the magnitude responses for the following impulse responses: The transfer function of an ideal low-pass filter is given by: 4. a) i...
EE 448 Homework #6 1. Determine the impulse response, h(n), and plot the magnitude frequency response of each of the following FIR filters using the specified window methods. (25 pts) Low-pass filter having a cutoff frequency of /5, using the rectangular window and M-25 a. b. (25 pts) Low-pass filter having a cutoff frequency of z/5, using the Bartlett window and M=25 (25 pts) Low-pass filter having a cutoff frequency of /5, using the Hamming window and M-25 c. d....
4. a) The sequence x[n] is related to its discrete time Fourier transform (DTFT). Xeo), by the expression: 27T i) Use this expression to design a 10th order high-pass finite impulse response (FIR) filter with cut-off frequency of 7 kHz for signals sampled at 16 kHz. Perform your design using a rectangular window. ii State what improvement in the performance of the filter might be 3 obtained by the use of a Hamming window. iii) Sketch a direct form implementation...
Active Low-pass and High-pass Filters for Crossover Circuitry (PSPICE) Design a first order active high-pass filter with cut-off frequency of 1 kHz & gain 20dB. Design a first order active low-pass filter with cut-off frequency of 1 kHz & gain 20dB. Plot the magnitude and phase responses of the active high-pass and low-pass filters you have designed using PSpice (Use UA741 Op amp and ±12V dual supply). Connect your active low-pass and high-pass filters as shown in Fig. 1-b. Assume...
Styles Paragraph 6. Given the difference equation y(n)-x(n-1)-0.75y(n-1)-0.125(n-2) a. Use MATLAB function filterl) and filticl) to calculate the system response y(n)for n 0, 1, 2, 3, 4 with the input of x(n (0.5) u(n)and initial conditions x(-1)--1, y(-2) -2, and y(-1)-1 b. Use MATLAB function filter!) to calculate the system response y(n) for n-0, 1, 2, 3,4 with the input of x(n) (0.5)"u(n)and zero initial conditions x(-1)-0, (-2)-0, and y(-1)-0 Design a 5-tap FIR low pass filter with a cutoff...
(a) The impulse response hfn of an FIR filter satisfies the following property: h[n]- otherwise where M is an even integer. Derive the filter's frequency response and show that it has a linear phase. Why is linear phase a desired property ? (b) You are asked to design a linear-phase FIR filter. The required pass-band is from 1,000 Hz to 3,000 Hz. The input signal's sampling frequency is 16, 000Hz e the pass-band in the w domain 1. GlV n...