Microelectronics

Microelectronics

Author: Mason Snider

Publisher: Scientific e-Resources

Published: 2018-06-21

Total Pages: 318

ISBN-13: 1839472340

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Microelectronics is the cornerstone of the information technologies that pervade virtually every aspect of contemporary life. It is difficult to imagine any field of science or technology that has had a more profound impact on the latter half of the 20 century than microelectronics. Microelectronics industry has been able to provide transistors, chips and products that are becoming smaller, faster, cheaper and better every year. As transistors become smaller, they become faster, more and more of such transistors can be packed on a chip, and thus chips are able to store and process more information. Digital circuits are made from analog components. The design must assure that the analog nature of the components doesn't dominate the desired digital behaviour. Digital systems must manage noise and timing margins, parasitic inductances and capacitances, and filter power connections. Bad designs have intermittent problems such as "e;glitches"e;, vanishingly-fast pulses that may trigger some logic but not others, "e;runt pulses"e; that do not reach valid "e;threshold"e; voltages, or unexpected ("e;undecoded"e;) combinations of logic states. A digital circuit is often constructed from small electronic circuits called logic gates that can be used to create combinational logic. Each logic gate represents a function of boolean logic. A logic gate is an arrangement of electrically controlled switches, better known as transistors. Each logic symbol is represented by a different shape. This book is designed for advanced undergraduates and graduate students with background knowledge in basic electronics including biasing, modeling, circuit, analysis, and frequency response.


UWB

UWB

Author: Ian Oppermann

Publisher: John Wiley & Sons

Published: 2004-10-15

Total Pages: 252

ISBN-13: 9780470869178

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Over the past 20 years UWB has been used for radar, sensing, military communications and niche applications. However, since the FCC ruling in 2002, which allowed the commercial operation of UWB for data communications, UWB has changed dramatically. Implementation oriented, this volume explores the fundamentals of UWB technology with particular emphasis on impulse radio (IR) techniques. It explains the key physical layer aspects of UWB technology, especially in communications and in control applications, and examines the multiple access (MAC) issues which are emerging as a hot area for practical UWB systems. Offers practical information about implementation Addresses issues of modulation possibilities, appropriate circuits for UWB, an example circuit design, MAC protocol issues and use of UWB for positioning applications Includes a literature survey examining books, articles and conference papers presenting the basic features of UWB technology and current systems Features a patent database search providing a historical perspective to the state-of-the-art technology UWB Theory and Applications will be indispensable to researchers interested in the practical issues of UWB technology and realistic assumptions of UWB, as well as engineers interested in implementing UWB devices.


Low Power UWB CMOS Radar Sensors

Low Power UWB CMOS Radar Sensors

Author: Hervé Paulino

Publisher: Springer Science & Business Media

Published: 2008-04-30

Total Pages: 239

ISBN-13: 1402084102

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Low Power UWB CMOS Radar Sensors deals with the problem of designing low cost CMOS radar sensors. The radar sensor uses UWB signals in order to obtain a reasonable target separation capability, while maintaining a maximum signal frequency below 2 GHz. This maximum frequency value is well within the reach of current CMOS technologies. The use of UWB signals means that most of the methodologies used in the design of circuits and systems that process narrow band signals, can no longer be applied. Low Power UWB CMOS Radar Sensors provides an analysis between the interaction of UWB signals, the antennas and the processing circuits. This analysis leads to some interesting conclusions on the types of antennas and types of circuits that should be used. A methodology to compare the noise performance of UWB processing circuits is also derived. This methodology is used to analyze and design the constituting circuits of the radar transceiver. In order to validate the design methodology a CMOS prototype is designed and experimentally evaluated.


Biopotential Readout Circuits for Portable Acquisition Systems

Biopotential Readout Circuits for Portable Acquisition Systems

Author: Refet Firat Yazicioglu

Publisher: Springer Science & Business Media

Published: 2008-10-16

Total Pages: 172

ISBN-13: 1402090935

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Biopotential Readout Circuits for Portable Acquisition Systems describes one of the main building blocks of such miniaturized biomedical signal acquisition systems. The focus of this book is on the implementation of low-power and high-performance integrated circuit building blocks that can be used to extract biopotential signals from conventional biopotential electrodes. New instrumentation amplifier architectures are introduced and their design is described in detail. These amplifiers are used to implement complete acquisition demonstrator systems that are a stepping stone towards practical miniaturized and low-power systems.


VLSI Design and Test

VLSI Design and Test

Author: Anirban Sengupta

Publisher: Springer

Published: 2019-08-17

Total Pages: 782

ISBN-13: 9813297670

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This book constitutes the refereed proceedings of the 23st International Symposium on VLSI Design and Test, VDAT 2019, held in Indore, India, in July 2019. The 63 full papers were carefully reviewed and selected from 199 submissions. The papers are organized in topical sections named: analog and mixed signal design; computing architecture and security; hardware design and optimization; low power VLSI and memory design; device modelling; and hardware implementation.