Electronic Systems Engineering (ESE): Recent submissions
Now showing items 141-160 of 169
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Pricing Network Resources : A New Perspective
(2011-02-25)The aim of the work is to examine the issue of pricing network resources so as to ensure fair and efficient resource-sharing among users. The basic question we address is: Do there exist simple pricing schemes such that ... -
Multilevel Inverter Topologies With Reduced Power Circuit Complexity For Medium Voltage High Power Induction Motor Drives By Cascading Conventional Two-Level And Three-Level Inveters
(2011-02-10)Multilevel inverters have advantages over two-level inverters such as reduced THD, ability to operate at low switching frequencies, reduced switching losses etc. Moreover, higher voltage levels can be handled with devices ... -
Investigations On Dodecagonal Space Vector Generation For Induction Motor Drives
(2011-01-27)Multilevel converters are finding increased attention in industry and academia as the preferred choice of electronic power conversion for high power applications. They have a wide application area in a variety of industries ... -
On Asymmetric Distributed Source Coding For Wireless Sensor Networks
(2011-01-19)We are concerned with addressing the worst-case distributed source coding (DSC) problem in asymmetric and interactive communication scenarios and its application to data-gathering wireless sensor networks in enhancing their ... -
Random Local Delay Variability : On-chip Measurement And Modeling
(2011-01-18)This thesis focuses on random local delay variability measurement and its modeling. It explains a circuit technique to measure the individual logic gate delay in silicon to study within-die variation. It also suggests a ... -
Flexible Constraint Length Viterbi Decoders On Large Wire-area Interconnection Topologies
(2010-12-30)To achieve the goal of efficient ”anytime, anywhere” communication, it is essential to develop mobile devices which can efficiently support multiple wireless communication standards. Also, in order to efficiently accommodate ... -
Analytical Modeling Of Quantum Thershold Voltage For Short Channel Multi Gate Silicon Nanowire Transistors
(2010-12-29)Silicon nanowire based multiple gate metal oxide field effect transistors(MG-MOSFET) appear as replacements for conventional bulk transistors in post 45nm technology nodes. In such transistors the short channel effect(SCE) ... -
Design, Analysis And Characterization Of Torsional MEMS Varactor
(2010-10-11)Varactors form an important part of many communication circuits. They are utilized in oscillators, tunable matching networks, tunable filters and phase-shifters. This thesis deals with the design, analysis, characterization ... -
Knowledge Representation Framework For A Web-based Intelligent Tutoring System For Engineering Courses
(2010-10-08)Tutoring is one of the most effective instruction methods. Computer as an Intelligent Tutor is an area of research since many decades. Technology advancement in Information and Communication Technology (ICT) can be used ... -
Modeling And Design Of A Solar Hybrid Desalination System With Pressure Modulation
(2010-08-30)Shortage of drinking water in most parts of the world has been a growing concern in recent times. The situation has been getting worse in underdeveloped and developing countries due to sudden explosion in population growth ... -
Studies In Micro Interconnections In Printed Wiring Board
(2010-08-30)Trend towards downsizing the product size and at the same time to bring more functionality in electronic products, demands electrically interconnecting several miniaturized electronic components with high counts of I\Os ... -
Reduced Switch Count Multi-Level Inverter Structures With Common Mode Voltage Elimination And DC-Link Capacitor Voltage Balancing For IM Drives
(2010-07-29)Multilevel inverter technology has emerged recently as a very important alternative in the area of high-power medium-voltage energy control. Voltage operation above semiconductor device limits, lower common mode voltages, ... -
Joint Congestion Control, Routing And Distributed Link Scheduling In Power Constrained Wireless Mesh Networks
(2010-07-29)We study the problem of joint congestion control, routing and MAC layer scheduling in multi-hop wireless mesh networks, where the nodes in the network are subjected to energy expenditure rate constraints. As wireless ... -
Sub-Threshold Slope Modeling & Gate Alignment Issues In Tunnel Field Effect Transistor
(2010-07-26)The Tunnel Field Effect Transistor (TFET) with sub-60mV/decade Sub-threshold slope and extremely high ION/IOFF ratio has attracted enough attention for low standby power (LSTP) applications where the battery life is very ... -
Potential-Based Routing In Wireless Sensor Networks
(2010-07-19)Recent advances in VLSI technology, and wireless communication have enabled the development of tiny, low-cost sensor nodes that communicate over short distances. These sensor nodes, which consist of sensing, data processing, ... -
Design, Modeling And Control Of Shape Memory Alloy Based Poly Phase Motor
(2010-07-13)In this thesis, a new Poly Phase Motor (rotary actuator) based on the Shape Memory Alloy (SMA) is presented. Details of Design, Modeling, Characterization, Realization and Control of Poly Phase SMA Motor are presented. ... -
Impact Of Body Center Potential On The Electrostatics Of Undoped Body Multi Gate Transistors : A Modeling Perspective
(2010-07-09)Undoped body multi gate (MG) Metal Oxide Semiconductor Field Effect Transistors (MOSFET) are appearing as replacements for single gate bulk MOSFET in forthcoming sub-45nm technology nodes. It is therefore extremely necessary ... -
Key Distribution In Wireless Sensor Networks
(2010-06-09)In the last few years, wireless sensor networks (WSNs) have become a very actively researched area. The impetus for this spurt of interest were developments in wireless technologies and low-cost VLSI, that made it possible ... -
A Novel Higher Order Noise Shaping Sigma-Delta Modulator
(2010-06-04)The thesis focuses on a higher order noise-shaping Δ ADC architecture which employs filtered quantization error as a dither signal. Furthermore, the work studies implementation challenges using Switched-Capacitor and ... -
Generation Of 12-Sided And 18-Sided Polygonal Voltage Space Vectors For Inverter Fed Induction Motor Drives By Cascading Conventional Two-Level Inverters
(2010-06-01)Multi-level inverters play a significant role in high power drive systems for induction motors. Interest in multi-level inverters started with the three-level, neutral point clamped (NPC) inverter. Now there are many ...