applications of bistable multivibrator using 555 timer
Applications of the DFT
... DFT of the impulse response provides samples of this continuous curve. If youN/2 %1 make the DFT longer, the resolution improves, and you obtain a better idea of Chapter 9- Applications of the ... and adding tails composed of numerous side lobes. This is an unavoidable result of using only a portion of the original time domain signal. Here we can see the tradeoff between the three windows. ... resulting in various patterns of tails. Chapter 9- Applications of the DFT 177 This leads us to the flat-top window, shown in Fig. 9-5d. In some applications the amplitude of a spectral peak must...
Ngày tải lên: 13/09/2012, 09:49
Báo cáo y học: "Prevention of Pleural Adhesions Using a Membrane Containing Polyethylene Glycol "
... http://www.medsci.org 386 Limitations of this study include the low number of rats and the lack of use of various anti-adhesion agents. Our findings are also based on the result of macroscopic and histopathological ... Adhesions were scored as shown below: A) Length of adhesion: The length of adhesion before the first thoracotomy incision (mm). B) Scoring of the intensity of adhesion between the parietal pleura ... both macroscopically and microscopically. Using the findings of these analyses, the rats were further analyzed for the length of adhesion, intensity of adhesion score, pleural thickness, mesothelial...
Ngày tải lên: 25/10/2012, 11:00
Multi-Carrier Digital Communications - Theory and Applications of OFDM
... Theory and Applications of OFDM Ahmad R. S. Bahai and Burton R. Saltzberg Principles of Digital Transmission: With Wireless Applications Sergio Benedetto and Ezio Biglieri Simulation of Communication ... Communications Theory and Applications of OFDM Introduction to Digital Communications 11 (illustrated in Figure 1.6). Unlike the non-bandlimited OFDM, each carrier must carry Staggered (or Offset) QAM, that ... combination of transmit and receive filters, is Nyquist, with the roll-off factor assumed to be less than 1. Figure 1.7. OFDM modulation concept: Real and Imaginery components of an OFDM symbol...
Ngày tải lên: 02/03/2013, 16:58
English morpheme system and some applications of learning morpheme in establishing words
... Methods of the study 4 Part II: Development. Chapter 1: Theoretical background. I. An overview of English morpheme I.1. Definition of Morpheme 5 I.2. Type of morpheme 6 II. An overview of Vietnamese ... without using dictionary. 3. Scope of the study. The elimination of the essay is from 15-20 pages, so we can only deal with ã Definition, types of English morpheme. ã Definition, types of Vietnamese ... system Luong Thuan & Kim Phuong hội trưởng (president of association) đội trưởng (head of group) nhóm trưởng (head of group) tổ trưởng (head of small group) Many morphemes in this type may be...
Ngày tải lên: 08/04/2013, 09:31
DETOXIFICATION OF TRICHLOROETHYLENE (TCE) USING SOLAR LIGHT/TiO2 IN A UV CONCENTRATING RADIATION SYSTEM
Ngày tải lên: 05/09/2013, 08:40
Polystyrene (PS) waste plastic conversion into aviation /kerosene category of fuel by using fractional column distillation process
Ngày tải lên: 05/09/2013, 15:28
Experimental study of passive cooling of building facade using phase change materials to increase thermal comfort in buildings in hot humid areas
... inclusion of PCMs depend on the melting temperature of the PCM, the type of PCM, the percentage of PCM used inside the conventional material, the climate, design and orientation of construction of ... and Assistant Professor at the Department of Architecture, Thiagarajar college of Engineering, Madurai, Tamilnadu, India. Her field of research is Thermal Performance Evaluation of residential ... University of Technology, Australia in 2008. He is working as Assistant Professor at the Department of Civil engineering, Thiagarajar college of Engineering, Madurai, Tamilnadu, India. His field of research...
Ngày tải lên: 05/09/2013, 17:03
Tài liệu tiếng anh Điện tử công suất mạch MERS Improved performance of induction motor using magnetic energy recovery switch
Ngày tải lên: 15/10/2013, 16:10
IC 555 - Timer và những ứng dụng
... hãng CMOS sản xuất .Sau ñây là bảng thông số của 555 có trên thị trường : + ðiện áp ñầu vào : 2 - 18V ( Tùy từng loại của 555 : LM555, NE555, NE 7555 ) + Dòng ñiện cung cấp : 6mA - 15mA + ðiện ... IC 555 - Timer và những ứng dụng 555 là một loại linh kiện khá là phổ biến bây giờ với việc dễ dàng tạo ñược xung ... chỉ là những thông số cơ bản của 555. Còn những thông số khác các pác tham khảo datasheet! 1 : Giới thiệu, sơ ñồ khối, sơ ñồ nguyên lý, chân của 555 IC thời gian 555 ñược du nhập vào những năm...
Ngày tải lên: 06/11/2013, 22:15
Tài liệu Applications of Robotics and Artificial Intelligence to Reduce Risk and Improve Effectiveness pdf
... operate. 9 3 CRITERIA FOR SELECTION OF APPLICATIONS The committee spent a great deal of time developing criteria for the selection of Army applications of robotics and artificial intelligence. ... consisting of members of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine. The National Research Council was established by the National Academy of ... studies of aircraft accidents identified a number of pilot errors caused by the design of the plane. Since then, military R&D has included the analysis of human factors in the APPLICATIONS OF...
Ngày tải lên: 13/12/2013, 01:15
Tài liệu Multimedia Applications Of The Wavelet Transform ppt
... The trunk of the tree denotes the joint forces of scientists from different branches of study in the development of a wavelet theory. The branches are the different directions and applications which ... varied the concept of the transform. Instead of keeping the size of the window fixed and filling it with oscillations of different frequencies, he tried the reverse: He kept the number of oscillations ... transform onagrid[Hol95] ề ắ ềắ à ề ắ ể IV K URZFASSUNG LIST OF FIGURES XIX 6.17 Two examples of a pre–defined shape of a region of interest 112 6.18 Region of interest mask with three quality levels 113 7.1...
Ngày tải lên: 25/12/2013, 05:17
03 analysis of mechanical systems using interval computations applied to finite element methods o dessombz
... solutions of linear equations. Technical Report 620, Institute of Computer Science, Academy of Sciences of the Czech Republic. 22. J. Rohn and G. Rex, feb 1996 Enclosing solutions of linear equations. ... convergence of the iterative scheme. The smaller the spectral radius of |[G]|, the faster the convergence of the algorithm and the smaller the overestimation of the solution. 4.2. TEST OF THE NEW ... point of view, and the others often encounter convergence problems. Moreover, only the mean value and the moments (often the variance only) are known, and since the density of probability of the...
Ngày tải lên: 12/01/2014, 21:45
Tài liệu Fundamentals of Computer Science using Java doc
... it will? This is the responsibility of testing (one of the most overlooked phases of development—just consider some of the software you have used). Each part of the system, starting with the individual ... hardware. ■ To be aware of how information is stored in binary form in computer memory. ■ To differentiate between system and application software. ■ To become aware of the seven phases of software development. ■ To ... can be pro- duced in seconds. Currently, software piracy (i.e., illegal copying of software) is report- edly costing software manufacturers billions of dollars every year. As more music and movies...
Ngày tải lên: 17/01/2014, 06:20
Tài liệu Vibration of Airplane Wing Using Pro/M pdf
... 1 ME-430 INTRODUCTION TO COMPUTER AIDED DESIGN Vibration of Airplane Wing Using Pro/M Dr. Herli Surjanhata Use Notepad or Text Editor in Unix system to create...
Ngày tải lên: 19/01/2014, 05:20
Tài liệu Principles And Applications Of Electrical Engineering P2 pdf
... for example, in three of the four quadrants of the i-v characteristic and can therefore act as sources of energy for specific combinations of voltages and currents. An example of this dual behavior ... appears across each of the elements. Figure 2.32 illustrates the notion of parallel resistors connected to an ideal current source. Kirchhoff’s current law requires that the sum of the currents into, ... current flowing through each of the headlights of Example 2.2 if each headlight has a power rating of 50 W. How much power is the battery providing? 26 Chapter 2 Fundamentals of Electric Circuits 2.4...
Ngày tải lên: 19/01/2014, 19:20
Tài liệu Principles And Applications Of Electrical Engineering P1 docx
... b. A series of carefully conducted experimental observations regarding the nature of voltages in an electric circuit led Kirchhoff to the formulation of the second of his laws, Kirchhoff’s voltage ... PROBLEMS 1.1 List five applications of electric motors in the common household. 1.2 By analogy with the discussion of electrical systems in the automobile, list examples of applications of the electrical ... advance of each race season. The objective of this competitive series is to demonstrate advancement in electric drive technology for propulsion applications using motorsports as a means of extending...
Ngày tải lên: 19/01/2014, 19:20