Xem 1-20 trên 730 kết quả Fielded systems
  • This chapter presents the following content: Forces and torques in magnetic field systems, energy balance, energy in singly – excited magnetic field systems, determination of magnetic force and torque from energy and coenergy, multiply – excited magnetic field systems, forces and torques in systems with permanent magnets, dynamic equations, analytical techniques.

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  • Over the past few years, many fundamental changes have taken place in wireless communications that will influence the future of this dynamic field. One phenomenon driving these changes has been the integration of wireless communicationdevices in people’s lives. While the 1990s were the years when wireless voice telephony became popular, the 2000s should be the time when wireless data applications are truly un-tethered from homes and offices.

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  • "Network and system security" provides focused coverage of network and system security technologies. It explores practical solutions to a wide range of network and systems security issues. Chapters are authored by leading experts in the field and address the immediate and long-term challenges in the authors’ respective areas of expertise. Coverage includes building a secure organization, cryptography, system intrusion, UNIX and Linux security, Internet security, intranet security, LAN security; wireless network security, cellular network security, RFID security, and more.

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  • This volume consists of a collection of current studies on free electron lasers. Free Electron Lasers covers the analysis of fundamentals and questions of design of these devices functioning from the infrared to ultraviolet or xuv wavelength regimes. In addition to the comparison with conventional lasers, analyses of some related topics concerning near-field and cavity electrodynamics, compact and table-top arrangements and strong radiation–induced exotic states of matter are presented.

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  • The modelling of mechanical systems provides engineers and students with the methods to model and understand mechanical systems by using both mathematical and computer-based tools. Written by an eminent authority in the field, this is the second of four volumes which provide engineers with a comprehensive resource on this cornerstone mechanical engineering subject. Dealing with continuous systems, this book covers solid mechanics, beams, plates and shells.

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  • Digital Systems Design and Prototyping: Using Field Programmable Logic and Hardware Description Languages, Second Edition covers the subject of digital systems design using two important technologies: Field Programmable Logic Devices (FPLDs) and Hardware Description Languages (HDLs). These two technologies are combined to aid in the design, prototyping, and implementation of a whole range of digital systems from very simple ones replacing traditional glue logic to very complex ones customized as the applications require.

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  • Embedded software is in almost every electronic device designed today. Yet because each embedded system is unique and highly customized to its application, it can be a difficult field to master. However, if you have some programming experience and are familiar with C or C++, you're ready to learn how to write embedded software. The hands-on, no-nonsense style of this book will help you get started by offering practical advice from someone who's been in your shoes and wants to help you learn quickly.

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  • This book covers the recent development and progress of the wind energy conversion system. The chapters are contributed by prominent researchers in the field of wind energy and cover grid integration issues, modern control theories applied in wind energy conversion system, and dynamic and transient stability studies.

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  • complexity, also in the field of theories concerning social and economic sciences (The orgins of Order: Self-Organizations and Selection in Evolution, Oxford univ. Press, 1993). Efforts will be made to attempt to “crystallize” complex systems, that is to transform them into structures characterized by a high degree of order. This book The Systemic Dimension of Globalization that consists of a variety of approaches and topics was connected throughout the main message - the system conception.

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  • We have known the close connection between changing eletric fields and magnetic fields. They can create each other and form a system of electromagnetic fields.  Electromagnetic fields can propagate in the space (vacuum or material environment). We call them electromagnetic waves. They play a very important role in science and technology.

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  • Earth as an Evolving Planetary System presents the key topics and questions relating to the evolution of the Earth's crust and mantle over the last four billion years. It examines the role of plate tectonics in the geological past via geological evidence and proposed plate reconstruction. Kent Condie synthesizes data from the fields of oceanography, geophysics, planetology, and geochemistry to examine the key topics and questions relating to the evolution of the Earth's crust and mantle.

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  • The objectives of the project were to review developments in embedded system design and future trends, and to explore board-level rapid prototyping using FPGAs. The embedded process design flow consists of many important steps that make it essential to achieve a functioning final product within the allocated design time. In order to make appropriate decisions, embedded systems hardware and software knowledge is an important requirement. The embedded hardware decisions are analyzed in terms of processor, memory, and peripheral requirements and limitations.

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  • 1. STEPPER MOTOR SYSTEMS OVERVIEW Motion Control, in electronic terms, means to accurately control the movement of an object based on either speed, distance, load, inertia or a combination of all these factors. There are numerous types of motion control systems, including; Stepper Motor, Linear Step Motor, DC Brush, Brushless, Servo, Brushless Servo and more. This document will concentrate on Step Motor technology. In Theory, a Stepper motor is a marvel in simplicity. It has no brushes, or contacts.

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  • The research effort on which this book is based has involved continuous analyses of various river–estuarine and coastal systems in the southeastern United States since 1970. These long-term studies have been carried out using a combination of field descriptive and experimental (lab and field) approaches.

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  • Power engineering is truly one of the main pillars of the electricity-driven modern civilization. And over the years, power engineering has also been amultidisciplinary field in terms of numerous applications of different subjects. This ranges from linear algebra, electronics, signal processing to artificial intelligence including recent trends like bio-inspired computation, lateral computing and the like.

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  • Details the latest image processing algorithms and imaging systems for image recognition with diverse applications to the military; the transportation, aerospace, information security, and biomedical industries; radar systems; and image tracking systems.This book presents important recent advances in sensors, image processing algorithms, and systems for image recognition and classification with diverse applications in military, aerospace, security, image tracking, radar, biomedical, and intelligent transportation.

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  • Smart homes are intelligent environments that interact dynamically and respond readily in an adaptive manner to the needs of the occupants and changes in the ambient conditions. The realization of systems that support the smart homes concept requires integration of technologies from different fields. Among the challenges that the designers face is to make all the components of the system interact in a seamless, reliable and secure manner.

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  • Thermodynamics is an aspect of physics which deals with the energy characteristics of materials and with the behavior of systems undergoing changes in system energy levels. The field of thermodynamics is quite broad as well as deep, and can vary in presentation and in application from relatively simple to very complex. For the purposes of this book, a relatively simple presentation is adequate.

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  • The Lineman’s and Cableman’s Field Manual is written to accompany The Lineman’s and Cableman’s Handbook. The Field Manual contains many of the same pertinent tables, charts, formulas, and safety rules that are found in the Handbook. The goal of the Field Manual is to provide the information that is needed on the job site in a format that can be quickly and easily accessed. This customizable tool provides specially designed notes pages for personal notes.

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  • This book, “DSP for In-Vehicle and Mobile Systems”, contains a collection of research papers authored by prominent specialists in the field. It is dedicated to Professor Fumitada Itakura of Nagoya University. It is offered as a tribute to his sustained leadership in Digital Signal Processing during a professional career that spans both industry and academe. In many cases, the work reported in this volume has directly built upon or been influenced by the innovative genius of Professor Itakura....

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