PNRL CHANDRA SEKHAR

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This paper proposes an effective control strategy for a single-stage, three-phase PV system, supplying local load and integrated with the grid. Maximum power tracking is achieved with interleaved inner current control loop and outer voltage control loop. The output of PV generator is processed by the voltage source converter, a well established dc/ac(More)
In general the image search engines on the World Wide Web rely purely on the keywords around the images and the filenames, which produces a lot of irrelevant images in their search results. Alternative to this there are other methods based on content based image retrieval which requires user interaction to submit a query image, and gets images that are(More)
3-10 GHz ultra wideband second stage cascade low noise amplifier wideband input matching network design in a 90nm 1.2V standard RF CMOS technology realization of a single chip CMOS UWB communication systems. The proposed ultra wideband LNA achieves 12.5 dB power gain with a good input matching receiver with bandwidth of 7.6 GHz and an average noise figure(More)
Advancement in Remote Sensing Imaging sensors provides massive rise in the accessibility and quality of timely and repetitive multisensor, multimodal, multi band, multiview, multiresolution earth surveillance information on a global scale. Image alignment is a fundamental task in remote sensing. Though there is an extensive range of alignment techniques(More)
In this paper an approach for fault location based on online neural network is designed. The approach of learning the neural network based on the running fault values are trained for the suggested neural network. This approach result in running fault diagnosis based on the fault observation parameter based on the diagnosis tool. The approach is designed to(More)
Image segmentation is one of the most important prerequisite for image analysis. This paper addresses the problem of model based image segmentation using mixture of Pearsonian Type I Distribution. Here the whole image is characterized by a mixture of K-components Type I Personian Distribution. The Pearsonian Type I Distribution is capable of portraying the(More)
This paper presents the mathematical modeling and analysis of model predictive based direct power control for real and reactive powers in three phase grid connected inverters. The voltage vector is selected by the minimization of the cost function of the power and applied for the next sampling period. By using the lagrange extrapolation the value of grid(More)
This work is mainly to ensure the reliability of low power low noise amplifier design and analysis which is useful for 4G receiver front ends in particularly WIMAX applications. The low noise amplifiers implemented by using different topologies namely (a) Cascoded Common source amplifier technique(b) Folded Cascode amplifier technique (c) Shunt feedback(More)
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