head first objectoriented analysis and design full pdf

... transformation and inverse transformation to convert between “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 a special hard disk folder. The DFT and IDFT, and especially the FFT and IFFT, are not only very fast 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....

Ngày tải lên: 04/07/2014, 07:20

... negative frequencies. The value at 12 DISCRETE-SIGNAL ANALYSIS AND DESIGN identiịed in both time and amplitude. If the sequence is nonrepeating (random), or if it is inịnite in length, or if it is ... N /2, is labeled both as + 4and 4. This location is special and will be important in later work. In computerized waveform analysis and design, it is a good practice to use n =0asa starting point ... consisting of positive- and negative-frequency harmonics, to be discussed in detail later. For example, if Fig. 1-1c and d are frequency values X (k ), then −4to−1in Fig. 1-1c and +4to+7 in Fig. 1-1d...

Ngày tải lên: 04/07/2014, 07:20

... same operation 72 DISCRETE-SIGNAL ANALYSIS AND DESIGN Hann: X 3 (k) = 1 N N1 n=0 1 2 1 cos 2 n N 1 ì exp j2 n N (38.0 −k)  The two-sided baseband signal is translated up to a center ... center frequency of +38.0, where it shows up as a lower sideband and an upper sideband. The way that the Hamming dominates from 38.0 to 41.0 and the Hanning takes over starting at 42 is quite noticeable. ... 74 DISCRETE-SIGNAL ANALYSIS AND DESIGN 33 34 35 36 37 38 39 40 41 42 43 44 45 −50 −40 −30 −20 −10 0 10 k (a) (b) dB Rectangular Hamming Hanning 33...

Ngày tải lên: 04/07/2014, 07:20

... 148 DISCRETE-SIGNAL ANALYSIS AND DESIGN The following brief discussion provides some examples regarding the usage of the Hilbert transform and its mathematical equivalent in radio equipment. ... 90° (b) (e) (d ) (c) (a) −90° Figure 8-7 SSB generator using the phasing method. 150 DISCRETE-SIGNAL ANALYSIS AND DESIGN IF Ou t L.O. AF In DSBSC mixer Mechanical or Crystal Filter IF freq Figure 8-8 SSB ... divides four times the desired L.O. frequency by four and also provides two quadrature outputs, I LO and Q LO , is frequently used [Sabin and Schoenike, 1998, Chap. 4], especially when the L.O....

Ngày tải lên: 04/07/2014, 07:20

... plus inịnity. Discrete-Signal Analysis and Design, By William E. Sabin Copyright 2008 John Wiley & Sons, Inc. 163  ADDITIONAL DISCRETE-SIGNAL ANALYSIS AND DESIGN INFORMATION 161 VC Vc ã IL ã R/L 1/C 1/L I L(0) I L VC(0) R (a) V O 1/s ... exercise for the reader to calculate and plot the inductor voltage and current and the capacitor voltage and current as functions of time n in Figs. A-2 and A-3. ... understand Fig. A-4a by referring to Eq. (A-5) with u set to zero (no external inputs) and with initial values of V C (0) and I L (0), as shown also in Fig. A-2. In Fig. A-4b, V C , I L , and their...

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Ngày tải lên: 15/02/2014, 07:20

... or decline. Case Study: System Telecom 25 5.2.1 Before Analysis and Design 108 5.2.2 Analysis and Design 110 5.2.3 After Analysis and design 112 5.3 Project Planning 113 5.3.1 Stages in Planning ... is about systems analysis and design, and it’s been written for people who are analysts or designers already or people who are thinking about making a career in analysis and design. This book ... which analysis and design takes place and are concerned with business, people, management and quality. There’s also a basic assumption running through the book. It is that analysts and designers...

Ngày tải lên: 22/03/2014, 18:20

... of Transmission- Owning Entities New Zealand 22.0 1 England & Wales (NGT) 16.5 1 Denmark 12.5 2 Spain 12.3 1 The Netherlands 12.0 1 Norway 9.2 1 Poland 8.6 1 Finland 7.2 1 United States 4.6 450 (based ... indication, the struc- ture of the industry and the increasing demands placed on the nation’s transmission infrastructure and the people who operate and manage it are likely 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 power quality analysis. During a transient...

Ngày tải lên: 30/03/2014, 07:20

... University, November 2002. 2 EURASIP Journal on Wireless Communications and Networking analysis and the design remain fully analytical and linear in the parameters, that is fountain distributions are ... finite length design by properly addressing the rate splitting issue, and finally, conclusions and perspectives are drawn in Section 5. 2. System Description and Notations 2.1. Definitions and Notations. ... and to finite length design. In the next section, we draw the density evolution analysis under Gaus- sian approximation, and show the advantages of considering a joint decoder. 3. Asymptotic Analysis...

Ngày tải lên: 21/06/2014, 22:20

... primarily synchronization and channel estimation for PLC and xDSL systems, and performance analysis of wireless MIMO systems. Francisco Javier Ca ˜ nete received the M.S. and Ph.D. degrees in telecommunication engineering ... 2005. [13] IEEE 1139-1999, “Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology-Random In- stabilities,” IEEE 1999. [14] A. Demir, A. Mehrotra, and J. Roychowdhury, ... theory and numerical methods for characterization,” 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....

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Ngày tải lên: 14/08/2014, 14:20

... 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 ... grids and spacing in the X, Y and Z direction. Set the number of grid spaces to 10 for the X direction, and to 1 for the Y and Z directions. Type 6 ft into the X direction spacing edit box and ... 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...

Ngày tải lên: 06/09/2012, 15:56

... time, but want to see the results of the pushover analysis, then you can read parts A and B, skip part C and the first five steps of part D, and then open the already created model (with the ... the frame elements and joints. ã Click and hold the left mouse button. ã 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 from the Analysis menu to perform the pushover analysis. The results are now...

Ngày tải lên: 06/09/2012, 15:56