infinite impulse response filter design

... frequency used in H (ej ω ) 190 INFINITE IMPULSE RESPONSE FILTERS where H (j ω) is the frequency response, |H (j ω)| is the magnitude response, and θ (j ω) is the phase response We also find the magnitude ... 194 INFINITE IMPULSE RESPONSE FILTERS 1.2 Magnitude 0.8 0.6 0.4 0.2 n=2 n=6 0 0.5 Figure 4.3 2.5 1.5 Frequency in rad/sec 3.5 Magnitude responses of Butterworth lowpass filters The magnitude response ... “the reciprocals of the poles of the Chebyshev I filters.” 210 INFINITE IMPULSE RESPONSE FILTERS 4.2.7 Design of Chebyshev II Lowpass Filters Given ωp , Ap , ωs , As and the maximum value in the...

Ngày tải lên: 29/09/2013, 21:20

... 266 268 5.4 Design of Windowed FIR Filters Using MATLAB 5.4.1 Estimation of Filter Order 5.4.2 Design of the FIR Filter 273 273 275 5.5 Equiripple Linear Phase FIR Filters 280 5.6 Design of Equiripple ... 4.8 Allpass Filters 230 4.9 IIR Filter Design Using MATLAB 231 4.10 Yule–Walker Approximation 238 4.11 Summary Problems References 240 240 247 viii CONTENTS Finite Impulse Response Filters 249 ... Impulse Response Filters 186 4.1 Introduction 186 4.2 Magnitude Approximation of Analog Filters 4.2.1 Maximally Flat and Butterworth Approximation 4.2.2 Design Theory of Butterworth Lowpass Filters...

Ngày tải lên: 13/09/2012, 10:21

... δ(n) is the unit sample response or the unit impulse response denoted by h(n) So the samples of the unit impulse response h(n) = b(n), which means that the unit impulse response h(n) of the discrete-time ... magnitude responses will be useful in making proper choices in the early stage of their design, as will be LINEAR PHASE FIR FILTERS Magnitude response of type II FIR filter Magnitude response ... the unit circle, the phase response becomes a 258 FINITE IMPULSE RESPONSE FILTERS Phase response unwrapped Phase response of type I FIR filter −2 Phase angle in radians Phase angle in radians...

Ngày tải lên: 29/09/2013, 21:20

... tolerances on the magnitude and phase responses over adjacent passbands are required, and digital filters can be designed to meet these specifications Finite duration impulse response and filters with linear ... delay approximates the given frequency response specifications and (2) procedures to design the filters using the hardware components Originally filters were designed using inductors, capacitors, ... the z transform and in analyzing the performance of discrete-time systems 1.4 HISTORY OF FILTER DESIGN Filtering is the most common form of signal processing used in all the applications mentioned...

Ngày tải lên: 29/09/2013, 21:20

Ngày tải lên: 24/12/2013, 12:16

... sections include infinite impulse response (IIR) and finite impulse response (FIR) filter design, which are now quite commonly used with digital signal processors Infinite impulse response filters are ... Lowpass Filters Passive Filters Formulae for Passive Lowpass Filter Denormalization Denormalizing Passive Filters with Resonant Elements Mains Filter Design Active Lowpass Filters First-Order Filter ... Fundamentals Why Use Filters? What Are Signals? Decibels The Transfer Function Filter Terminology Frequency Response Phase Response Analog Filters The Path to Analog Filter Design Digital Filters Signal...

Ngày tải lên: 09/01/2014, 17:18

... frequency of the overall filter Active Filter Design Techniques 16-13 Low-Pass Filter Design Example 16–1 First-Order Unity-Gain Low-Pass Filter For a first-order unity-gain low-pass filter with fC = ... Figure 16–42 Frequency Response of the Group Delay for the First 10 Filter Orders Active Filter Design Techniques 16-43 All-Pass Filter Design 16.7.1 First-Order All-Pass Filter Figure 16–43 shows ... frequency: Active Filter Design Techniques 16-45 All-Pass Filter Design fC + T gr0 + 1.087 kHz t gr0 To complete the design, look up the filter coefficients for a seventh-order all-pass filter, specify...

Ngày tải lên: 20/01/2014, 03:20

... the impulse response h[i] of this FIR filter The filter design with the desired frequency response consists of the determining these coefficients bi In other words, N+1 values of impulse response ... an overall multiband notch filter Figure shows the ideal impulse response, designed impulse response, the Kaiser-window and the magnitude response of the two FIR notch filters implemented by using ... two notch filters are saved in two coefficients file, notch1.cof and notch2.cof, respectively Figure Ideal and designed impulse response and magnitude response of fiveband notch filter designed...

Ngày tải lên: 05/03/2014, 14:20

... the impulse response h[i] of this FIR filter The filter design with the desired frequency response consists of the determining these coefficients bi In other words, N+1 values of impulse response ... an overall multiband notch filter Figure shows the ideal impulse response, designed impulse response, the Kaiser-window and the magnitude response of the two FIR notch filters implemented by using ... two notch filters are saved in two coefficients file, notch1.cof and notch2.cof, respectively Figure Ideal and designed impulse response and magnitude response of fiveband notch filter designed...

Ngày tải lên: 05/03/2014, 14:20

... Randall W HF filter design and computer simulation / Randall W Rhea p cm Includes bibliographical references and index ISBN l-884932-25-8 Electric filters Design and construction Electric filters-Mathematical ... the filter [l] In 1923, Zobel [2] at Bell Laboratories published a method for filter design using simple mathematics His approximate “image parameter” technique was the only practical filter design ... transformations which make bandpass filter design more involved and interesting than lowpass or highpass design The passband responses of the lowpass and highpass filters in Figure l-l are monotonic;...

Ngày tải lên: 31/03/2014, 22:20

... THE MAGNITUDE RESPONSE AT !o THE FILTER RESPONSES ARE SHOWN IN FIG TABLE IV PERMISSIBLE RANGES FOR c FOR THE FIRST GENERALIZATION as in [3] Accordingly, F (x) = P (x)=Q(x) is designed to approximate ... of designing digital filters, mainly because of the simplicity of its implementation In this correspondence, a new method of applying the eigenfilter approach to the design of infinite impulse response ... the chosen error measure This method was introduced for least-squares design of a variety of linear-phase finite impulse response (FIR) digital filters in [1] It has been extended to the case of...

Ngày tải lên: 04/06/2014, 13:21

... sparse impulse response identification, Ph.D thesis, Department of Electrical and Computer Engineering, George Washington University, Washington, DC, USA, 2005 [27] P S R Dinz, Adaptive Filtering: ... step-size proportionate affine projection algorithm (VSS-PAPA) for the identification of sparse impulse response Theoretically, in a noise free environment, PAPA has optimal convergence speed and ... fast proportionate algorithm with variable step-size technique for identification of sparse impulse response The organization of this article is as follows In Section 2, we briefly overview the...

Ngày tải lên: 21/06/2014, 20:20

... effectiveness joint filter design and cooperative combine operation The rest of this paper is organized as follows Sections and formulate the system model and propose the joint filter design schemes for ... (RS) 1 2 MIMO link Base station (BS) H1 Encoder W n2 M MIMO BC H2 M 1 Relay filter Transmit filter F MS H0 N K MS MS K MIMO BC n0 Relay path Direct path Figure 1: Multiuser ... (9) 2.3 Filter Optimization for Relay Path For the relay path, the MSE is given by ε=E Hence, we separate it to be several independent subproblems as the following sections produce 2.2 Filter...

Ngày tải lên: 21/06/2014, 22:20

... 0.4 0.2 0 10 12 14 16 Tap index True channel Estimated channel Figure 1: Estimated channel impulse response distorted by additive noise ρ(τ, t) τ 11 13 15 (¢50 ns) gth en gl gin era Av t Figure ... 6333953B1, December 2001 [2] J E Hudson, “Communication system and methods of estimating channel impulse responses therein,” US patent 0043887 A1, March 2003 [3] E G Larsson, G Liu, J Li, and G B Giannakis, ... noise variance, which is determined in the following way Let us assume that the true CIR is a Dirac impulse, that is, NP = Then, the ˇ first sample of the estimated CIR h0,i is the direct path includˇ...

Ngày tải lên: 22/06/2014, 22:20

... Journal on Applied Signal Processing IMPORTANCE SAMPLING FOR ASLT 5.1 Algorithm design It can be seen that three design choices need to be made for a practical implementation of the IS principle, ... Springer, Berlin, Germany, 2001 [17] B Ristic, S Arulampalam, and N Gordon, Beyond the Kalman Filter: Particle Filters for Tracking Applications, Artech House, Boston, Mass, USA, 2004 [18] J Allen and ... demonstrate the performance of the newly proposed algorithm in Section SOURCE TRACKING AND BAYESIAN FILTERING Consider an array of M acoustic sensors distributed at known locations in a reverberant...

Ngày tải lên: 22/06/2014, 23:20

... bit-parallel design 2.1 Filter architecture A rearrangement of the direct form FIR filter architecture into the transposed FIR filter architecture [10] is beneficial Rapid Prototyping PCLS Bit-Serial FIR Filters ... adders Rapid Prototyping PCLS Bit-Serial FIR Filters 559 Input and subtractors) [8, 9] This design procedure has been extended to support the rapid design of bit-serial PCLS FIR filters using exact ... research interests include digital filter design, finite precision effects in digital filters, and the development of computer-aided design tools for digital system design ...

Ngày tải lên: 23/06/2014, 01:20

... Continuous-Time Filter Functions 1.6.1 Pole-Zero Locations 1.6.2 Frequency Response 1.6.3 Transient Response 1.6.3.1 Impulse Response 1.6.3.2 Step Response 1.6.4 Step and Frequency Response 1.7 ... and step response of the filter are briefly reviewed in what follows 1.6.3.1 Impulse Response The impulse response of a filter is its transient response when the excitation is the unit impulse or ... unit step response (K = 1) of a filter (or system), the unit step response is the time integral of the impulse response; in other words, the impulse response is the derivative of the step response...

Ngày tải lên: 30/06/2014, 07:40

... Chapter Infinite Impulse Response Digital Filter Design 6.1 Impulse Response Invariant Design 6.2 Step Response Invariant Design 6.3 Bilinear Transform Design 6.4 C Code for IIR Frequency Response ... Introduction to Filters and Filter Design Software 1.1 Filter Selectivity 1.1.1 Lowpass Filters 1.1.2 Highpass Filters 1.1.3 Bandpass Filters 1.1.4 Bandstop Filters 1.2 Filter Approximation 1.3 Filter ... Chapter Finite Impulse Response Digital Filter Design 7.1 Using Fourier Series in Filter Design 7.1.1 Frequency Response and Impulse Response Coefficients 7.1.2 Characteristics of FIR Filters 7.1.3...

Ngày tải lên: 04/07/2014, 07:13

... level filter, in the schematic design window click Tool > E-Syn > Place New Design for Synthesized Network, after we input the name of it, a filter symbol will appear on the schematic design ... - j12.215) freq (100.0MHz to 2.000GHz) Example: High-Z/Low-Z Filter The following circuit is a high-Z/low-Z filter, which means the filter is composed of interchanging high-impedance segment and ... simulation can be done with the layout of the filter In the schematic window we can generate a customized system level filter by click Tool > ESyn > Place New Design for Synthesized Network, which is...

Ngày tải lên: 11/07/2014, 05:20