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Now showing items 11-20 of 49
Medium Access Control(MAC) Layer Design And Data Query Processing For Wireless Sensor Networks
(Electrical Engineering, 2008-04-22)
In this dissertation, there are four main aspects included: energy
reservation on MAC layer, secure improvement for DoS attacks on
MAC layer, query processing with uncertainty for sensor database
systems, and throughput ...
High Grade Control Of Linear Induction Motor Drives
(Electrical Engineering, 2008-04-22)
Linear induction machines (LIM) have been widely utilized in military, transportation, aerospace due to the impressive advantages such as simple configuration, easy maintenance and high acceleration/deceleration. However, ...
Decoupling Of Hamiltonian System With Applications To Linear Quadratic Problem
(Electrical Engineering, 2008-08-08)
This thesis provides a method of decoupling the Hamiltonian system with application to linear quadratic problem in control system. Resulting decoupled Hamiltonian system helps in formulating easy closed form solution to ...
Design Of A Signal Generator Using Current Feedback Operational Amplifiers
(Electrical Engineering, 2008-09-17)
Sinusoidal, triangular and rectangular waveforms are generated using current feedback operational amplifiers. A signal generator using a Current Feedback Operational Amplifier (CFOA) was designed, simulated and fabricated. ...
Characterization Of RF Propagation In Metal Pipes For Passive RFID Systems
(Electrical Engineering, 2008-04-22)
In this paper we collect and extend the theory of radio frequency (RF) propagation as it relates to propagation within metal cylinders, or circular pipes. This work is motivated by a need to understand the operation of UHF ...
Study Of Patch Antennas For Strain Measurement
(Electrical Engineering, 2008-09-17)
Reliable strain measurement is important for damage detection of mechanical and civil structures. Existing wireless strain sensing technologies require a high operating voltage, bulky signal conditioning systems, and an ...
Simulation Of Tetrahedral Mesh Based Organ Deformation Using Parameter Optimized Spring Constants
(Electrical Engineering, 2008-09-17)
Virtual reality based surgical simulators are becoming increasingly popular for training doctors on minimally invasive surgery. For these simulators, it is necessary to generate 3D organ models and create virtual environments ...
Implementation And Evaluation Of Residual Color Transform For 4:4:4 RGB Lossless Coding
(Electrical Engineering, 2008-09-17)
The 4:4:4 video sampling format promises an excellent quality video. It is gaining a lot of attention due to its significance in the professional applications of multimedia processing. The use of the RGB color space for ...
Suppressing Delta-I Noise In MCML Circuits In Mixed Signal Environment
(Electrical Engineering, 2008-04-22)
This work addresses the problem of simultaneous switching noise (SSN) in mixed signal environment. It is shown that the Metal Oxide Semiconductor Current Mode Logic (MCML) can be used to minimize the SSN. In short channel ...
Diagnosis And Prognosis Of Electrical And Mechanical Faults Using Wireless Sensor Networks And A Two-stage Neural Network Classifier
(Electrical Engineering, 2008-09-17)
Diagnosis and isolation of electrical and mechanical problems in induction motors has always been a very challenging task. Some of the common problems in induction motors are: bearing, stator winding, and rotor bar failures. ...