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There is an ever-increasing demand on mobile wireless operators to provide efficient voice and high speed data services. At the same time, these operators support more users per base station in order to reduce overall network cost and make services available to subscribers. Unfortunately, because the available broadcast spectrum is...
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Field Programmable Gate Array Based Intelligent Traffic Light System
The use of FPGAs (Field Programmable Gate Arrays) and configurable processors is an interesting new phenomenon in embedded systems development. FPGAs offer all of the features needed to implement most complex designs. In this paper, a real time traffic light controller, based on the FPGA was designed, with the finite...
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Closed Loop Speed Control of DC Drive Using Atmega8L Microcontroller
Adjustable closed loop speed control of DC motor has many applications-in drive configurations. The main advantage of closed loop DC motor is that it is simple to control, high reliability, low cost and fast responded motors still find a wide range of use in various field where controlling of speed...
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Characteristics Comparison of Brushless DC Motor Drive Using PI and PWM Techniques
In this paper, design of modular brushless DC motor drive and its operation in four quadrants is described. In this design, each permanent magnet BLDC motor is powered by an inverter and number of motors and inverter sets are stacked together in order to give the required power rating and...
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Design of Process Variation 4-bit 50MS/s SAR ADC in submicron CMOS Technology
In this paper, presents the design and analysis of SAR ADC to develop process variation architectures. Data convertor ADC SAR architecture simulate on 1V, for 4 bit resolution. Design simulate for process variations with different submicron technology. Performance of convertor making it a promising choice for SAR ADC data convertor...
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Among the renewable energy resources, the energy due to the PhotoVoltaic (PV) effect can be considered the most essential and prerequisite sustainable resource because of the ubiquity, abundance, and sustainability of solar radiant energy. In this paper, solar panel is designed based on single diode model. Incremental conductance based MPPT...
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VLSI Architecture of Centre of Gravity Based Defuzzifier Unit
In fuzzy control systems, fuzzification and defuzzification are two important procedures. Defuzzification is an important part in the implementation of a fuzzy system. The fuzzy data obtained from the fuzzification process is not suitable for real time applications, this fuzzy data can be converted into crisp data, and this process...
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Comparative Study of Radiofrequency Radiations from GSM Base Stations in Residential Areas
As technology progresses and data demands have increased on mobile network, towns and cities have seen a number of towers increase sharply. Installation of base station antennas has produced concerns about health and in some cases has resulted in litigation in court. Independent researches and measurements on electromagnetic fields in...
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In this paper, the authors present an approach for transforming normal LCD into touch screen. This will be done by using single Web cam which will be filming the LCD and detecting motion. That motion will then be transformed into adequate action like pressing left mouse button or emulating double...
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In this paper, analyze the setting of methodological (analytic) models for distributed computing network performance analysis. This paper presents the basic of distributed computing network analyzes and discussions of distributed computing network design procedure. Finally, this paper presents some of the issues surrounding the design and behavior of distributed computing...
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