real time operating systems concepts and implementation of microkernels for embedded systems
Real-Time Digital Signal Processing - Chapter 5: Design and Implementation of FIR Filters
... Magnitude response of bandpass filter with narrow bandwidth 188 DESIGN AND IMPLEMENTATION OF FIR FILTERS where !a and !b are the lower and upper cut-off frequencies, respectively The bandwidth is the ... realizable Instead we must compromise and accept a more gradual cutoff between passband and stopband, as well as specify a transition band between the passband and stopband The design is based on magnitude ... range of frequencies that are 184 DESIGN AND IMPLEMENTATION OF FIR FILTERS passed without attenuation is the passband of the filter, and the range of frequencies that is attenuated is the stopband...
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Real-Time Digital Signal Processing - Chapter 6: Design and Implementation of IIR Filters
... not require real- time processing For computer software implementation, we describe the filter in the form of a set of I/O difference equations For example, a direct-form II realization of IIR filter ... frequency range of stopband is < F < Ws, the passband is Wp < F < 1, and Wp > Ws For bandpass and bandstop filters, Wp and Ws are two-element vectors that specify the transition bandages, with ... is rather slow for a small L Therefore for a given transition band, the order of the Butterworth filter required is often higher than that of other types of filters In addition, for a large L,...
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Báo cáo hóa học: "Design and implementation of a real time and train less eye state recognition system" docx
... process are performed In order to determine state of an eye, authors of [5] propose a method based on combination of projection and the geometry feature of iris and pupil Authors of [6, 7] use ... FPGA implementation of any system is higher than speed of its software implementation Furthermore, FPGAs are reconfigurable device, minimizing time- to-market, and simplifying verification and ... number of black and white pixels of this binary image, state of the eye is determined The algorithm presented in [8] used the Hough Transform to detect the iris and to determine openness of the...
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Control and scheduling codesign flexible resource management in real time control systems feng xia you xian sun
... data, and messages), and exchange the transmission orders of data for sensors and actuators It can guarantee real- time transmission of sporadic and periodic data, and minimum utilization for non -real- time ... Modulation of Soft Real- Time Tasks in Autonomous Robot Control Systems 11th Euromicro Conf on Real- Time Systems, York, UK, p p - , 1999 M.M.B Gaid Optimal Scheduling and Control for Distributed Realtime ... to Real- Time Control Systems [ARZ05a, MUR03] There have been a large number of attempts to apply non -real- time operating systems such as Linux, Windows CE, and Tiny OS as well as non -real- time...
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a study on awareness and implementation of csr in a multinational companies operating in vietnam
... toward CSR For consumers, CSR is reflected in the sale of products to satisfy demand of consumers, affordable, delivery, and safe for use In fact, if the products meet consumer demand, images of products ... Distribution of response of management's attitude toward of CSR 4.2.1.2 Implementation of CSR As a multinational company operating in Vietnam, Dutch Lady realizes the importance of CSR and considers ... quality assurance of staffs' living standard, protecting environment, making useful products for customers and environment, raising fund for charity and donation for society and community In making...
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the design and implementation of geographic information systems
... The Design and Implementation of Geographic Information Systems The Design and Implementation of Geographic Information Systems John E Harmon and Steven J Anderson This book is printed ... percent of his time over the period, to10 percent of the time of four other members of a steering committee, and less than percent for the other members of the committee At around the time of the ... files and probably thousands of public and private documents in the hands of organizations and consulting companies that have implemented GISs But that information is very hard to come by and is...
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The Design and Implementation of a Log-Structured File System
... areas of cost and capacity rather than performance There are two components of disk performance: transfer bandwidth and access time Although both of these factors are improving, the rate of improvement ... about 65-75% of a disk’s raw bandwidth to be used for writing new data (the rest is used for cleaning) For comparison, Unix systems can only utilize 5-10% of a disk’s raw bandwidth for writing ... enough to time recovery of various crash scenarios The time to recover depends on the checkpoint interval and the rate and type of operations being performed Table shows the recovery time for different...
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Design and Implementation of a Three-Phase Induction Motor Control Scheme
... Head of School, School of Information Technology and Electrical Engineering, University of Queensland, St Lucia, Qld, 4072 Dear Professor Simon Kaplan, In accordance with the requirements of the ... type of switch, the design requires the inclusion of slight time delays when the MOSFETs are switching A dead band is the time delay between switching off one MOSFET on a phase of the inverter and ... the Power Electronics labs, for putting up with my company for days on end To Andrew Gray and Jeffrey Jordan, thank you for the advise you offered through the course of the year 2001 Thesis Project...
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Tài liệu Experiences in Design and Implementation of a High Performance Transport Protocol doc
... Friendliness 50 TCP flows and UDT flows between SARA and StarLight Realtime snapshot of the throughput The UDT flows have similar performance and leave enough space for TCP flows TCP Friendliness ... Scheduling Timer Sender Sender DATA ACK Recver NAK Retransmission Timer Rate Control Timer ACK2 ACK Timer NAK Timer Recver UDT – Objectives • Goals – – – – Easy to install and use Efficient for ... Chicago and Amsterdam TCP Throughput (Mbps) 80 70 60 50 40 30 20 Number of UDT flows 10 Stability • Stability index of UDT and TCP – Stability: average standard deviation of throughout per unit time...
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