By Ulrich Karrenberg, R. Hooton, U. Boltz
This leading edge publication and CD-ROM studying approach bargains scholars and lecturers a hands-on, interactive device that makes the ideas and instruments of recent, computer-based sign processing instantly comprehensible. outfitted round interactive software program (DASYLab) and supported through 240 illustrations, Karrenberg’s self-tutorial emphasizes the underlying ideas of signs and structures whereas warding off mathematical types and equations. This procedure makes the fabric extra obtainable to readers who may possibly lack mathematical and programming sophistication but have to use or teach others within the talents. The CD comprises all courses, movies, manuals, and the total textual content. The S-version of DASYLab for home windows offers an interactive improvement atmosphere for the picture programming of sign processing structures, and, extra regularly, microelectronics structures. via lively hyperlinks, block diagrams, a laptop sound card, and a microphone, clients practice sign processing of actual indications, reaching a visceral wisdom of the techniques and techniques. greater than 2 hundred pre-programmed platforms and transparencies are included.
Interactive Multimedia advent to sign Processing has been presented a prestigious digita2002 award. Digita awards are essentially the most very important multimedia prizes in Germany's academic industry. They are provided every year to the easiest academic software program in a number of categories.
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Additional resources for An Interactive Multimedia Introduction to Signal Processing
Weshall refer to this kind ofblock diagram as a hardware blockdiagram (H block diagram). • The (digital) hardware has the task of providing the processor (computer) with the measurement data or signals in a suitable form. The program contains the signal processes in algorithmic form. What the processor does with the data is determined by the program. The "intelligence" ofthe overallsystemlies in the software. As recent development shows, software can largely replace hardware. Algorithms instead of circuits!
Chapter 2 Signals in the time and frequency domain Page 33 Chapter 2 Signals in the time and frequency domain From a physical point ofview signals are oscillations or waves. They are imprinted with certain information by changing according to a certain pattem. Only electrical or electromagnetic signals are used in information technology. g. acoustic signals. Electric signals .... • spread at (almost) the speed oflight, • can be directed by means of cables to where they are needed, • can be transmitted around the world and even into space by means of aerials through the atmosphere and vacuum without cables, • are unrivalled in the way they can be received, processed and transmitted accurately and interference-proof, • use hardly any energy compared with other electrical and mechanical systems, • are processed by the tiniest of chips which can all be manufactured very cheaply (fully automated production in large series), • when used properly they do not pollute the environment and are not a health hazard.
Thus only a few standard components remain even for digital hardware. This shows the order and linking ofthe processes to be carried out. C++). • Weshall refer toblock diagrams ofthis kindas signal block diagrams (S block diagram). Almostall the signal systems illustrated in this book are S block diagrams, behind which virtual systems are concealed. They were above all generated by means of DASYLab. • The actual signal processes aretobe understood by means ofthe pictorial comparison ofthe input and output signal (in the time and frequency domain).