... transformation and inverse transformation to convertbetween “frequency” and “time”.b. Spectral leakage and aliasing.c. Smoothing and windowing operations in time and frequency.d. Time and frequency ... and also their computed results, can be named and stored in aspecial hard disk folder.The DFT and IDFT, and especially the FFT and IFFT, are not only veryfast but also very easy to learn and ... operations.e. Power spectrum and cross-spectrum.f. Multiplication and convolution using the DFT and IDFT.g. Relationship between convolution and multiplication.h. Autocorrelation and cross-correlation.i....
... negative frequencies. The value at12 DISCRETE-SIGNAL ANALYSISAND DESIGN identiÞed in both time and amplitude. If the sequence is nonrepeating(random), or if it is inÞnite in length, or if it is ... N /2, is labeled both as + 4and 4. Thislocation is special and will be important in later work. In computerizedwaveform analysisand design, it is a good practice to use n =0asastarting point ... consisting of positive- and negative-frequency harmonics, to be discussed in detail later. Forexample, if Fig. 1-1c and d are frequency values X (k ), then −4to−1inFig. 1-1c and +4to+7 in Fig. 1-1d...
... operation72 DISCRETE-SIGNAL ANALYSISAND DESIGN Hann: X3(k) =1NN−1n=0121 −cos2πnN − 1×expj2πnN(38.0 −k)The two-sided baseband signal is translated up ... center frequency of+38.0, where it shows up as a lower sideband and an upper sideband. Theway that the Hamming dominates from 38.0 to 41.0 and the Hanning takesover starting at 42 is quite noticeable. ... 74 DISCRETE-SIGNAL ANALYSISAND DESIGN 33 34 35 36 37 38 39 40 41 42 43 44 45−50−40−30−20−10010k(a)(b)dBRectangularHammingHanning33...
... 148 DISCRETE-SIGNAL ANALYSISAND DESIGN The following brief discussion provides some examples regarding theusage of the Hilbert transform and its mathematical equivalent in radioequipment. ... 90°(b)(e)(d )(c)(a)−90°Figure 8-7 SSB generator using the phasing method.150 DISCRETE-SIGNAL ANALYSISAND DESIGN IF OutL.O.AF InDSBSC mixerMechanicalorCrystal FilterIF freqFigure 8-8 SSB ... divides four times the desired L.O. frequency by four and also provides two quadrature outputs, ILO and QLO, is frequently used[Sabin and Schoenike, 1998, Chap. 4], especially when the L.O....
... plus inÞnity.Discrete-Signal Analysisand Design, By William E. SabinCopyright 2008 John Wiley & Sons, Inc.163ADDITIONAL DISCRETE-SIGNAL ANALYSISANDDESIGN INFORMATION 161VCVc•IL•−R/L−1/C1/LIL(0)ILVC(0)R(a)VO1/s ... exercise for the reader to calculate and plotthe inductor voltage and current and the capacitor voltage and current asfunctions of time n in Figs. A-2 and A-3. ... understand Fig. A-4a byreferring to Eq. (A-5) with u set to zero (no external inputs) and withinitial values of VC(0) and IL(0), as shown also in Fig. A-2. In Fig. A-4b,VC, IL, and their...
... plateau or decline.Case Study: System Telecom 255.2.1 Before AnalysisandDesign 1085.2.2 AnalysisandDesign 1105.2.3 After Analysisanddesign 1125.3 Project Planning 1135.3.1 Stages in Planning ... is about systems analysis and design, and it’s been written for people who are analysts or designers alreadyor people who are thinking about making a career in analysisand design. Thisbook ... which analysisanddesign takes place and areconcerned with business, people, management and quality. There’s also a basicassumption running through the book. It is that analysts and designers...
... ofTransmission-OwningEntitiesNew Zealand 22.0 1England & Wales(NGT)16.5 1Denmark 12.5 2Spain 12.3 1The Netherlands 12.0 1Norway 9.2 1Poland 8.6 1Finland 7.2 1United States 4.6 450(based ... indication, the struc-ture of the industry and the increasing demandsplaced on the nation’s transmission infrastructure and the people who operate and manage it arelikely to continue unabated. ... experiment, demonstrate, and validate the oper-ation of an actual microgrid field test of different micro-grid topologies at steady and transient state and powerquality analysis. During a transient...
... University, November 2002.2 EURASIP Journal on Wireless Communications and Networking analysis and the design remain fully analytical and linearin the parameters, that is fountain distributions are ... finitelength design by properly addressing the rate splitting issue, and finally, conclusions and perspectives are drawn inSection 5.2. System Description and Notations2.1. Definitions and Notations. ... and to finite length design. In the nextsection, we draw the density evolution analysis under Gaus-sian approximation, and show the advantages of consideringa joint decoder.3. Asymptotic Analysis...
... primarilysynchronization and channel estimation forPLC and xDSL systems, and performance analysis of wirelessMIMO systems.Francisco Javier Ca˜nete received the M.S. and Ph.D. degrees in telecommunicationengineering ... 2005.[13] IEEE 1139-1999, “Standard Definitions of Physical Quantitiesfor Fundamental Frequency and Time Metrology-Random In-stabilities,” IEEE 1999.[14] A. Demir, A. Mehrotra, and J. Roychowdhury, ... theory and numerical methods forcharacterization,” IEEE Transactions on Circuits and Systems I:Fundamental Theory and Applications, vol. 47, no. 5, pp. 655–674, 2000.[15] E. A. Lee and D....
... Save command, or the Save button, to save your model. Step 8 Run the Analysis In this Step, the analysis will be run. A. Click the Analyze menu > Run Analysis command or the Run Analysis ... EFFORT AND EXPENSE HAVE GONE INTO THE DEVELOPMENT AND DOCUMENTATION OF SAP2000. THE PROGRAM HAS BEEN THOROUGHLY TESTED AND USED. IN USING THE PROGRAM, HOWEVER, THE USER ACCEPTS AND UNDERSTANDS ... stand-alone finite-element-based structural program for the analysis anddesign of civil structures. It offers an intuitive, yet powerful user interface with many tools to aid in the quick and...
... time, but want to see theresults of the pushover analysis, then you can read parts A and B, skip part C and the first fivesteps of part D, and then open the already created model (with the ... the frame elements and joints.• Click and hold the left mouse button.• While holding, move the pointer below and to the right of the frame elements and joints.A “rubber-band” window will show ... then run the linear static and dynamic analysis by clicking Run on the Analyze menu. Next select Run Static Pushover fromthe Analysis menu to perform the pushover analysis. The results are now...