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Now showing items 11-20 of 27
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. ...
Practical Evaluation and Analysis Of Passive UHF RFID Tags
(Electrical Engineering, 2008-08-08)
In this thesis, we have identified the important parameters that impact the performance of passive UHF RFID tags and developed a testing methodology to evaluate and characterize tags. We have also developed the theory to ...
Improving the Bit Error Rate Performance Of GSM System Using A Independent Component Analysis based Non-linear Filter
(Electrical Engineering, 2008-08-08)
Presently, call drop out is considered a major problem in wireless communication. A large percentage of call drops take place due to network congestion, handover failure and high bit error rate.Our main objective is to ...
Simulation Analysis Of Orthogonal Frequency Division Multiplexing Systems With Diversity Reception
(Electrical Engineering, 2008-08-08)
With the rapid increase in the utility of voice and data services,
there is a demand for higher data rates and reliability in wireless
communications. A wireless communication channel is prone to
degrading effects such ...
Performance Analysis And Effect Of Multi-user Interference For Ultra Wideband Communications
(Electrical Engineering, 2008-09-17)
Ultra-Wideband (UWB) is an upcoming technology for short-range high data rate applications like Wireless Personal Area Networks or medium/long-range low data rate applications like sensor networks. UWB has many captivating ...
Fast Algorithms For MDCT And Low Delay Filterbanks Used In Audio Coding
(Electrical Engineering, 2008-08-08)
Modern audio and speech coding systems use filterbank and transform coding
techniques to decorrelate the input signal. Cosine-modulated, perfect reconstruction,
pseudo-QMF filterbanks are most commonly used for this ...
Image Mirroring, Rotation And Interpolation In The Wavelet Domain
(Electrical Engineering, 2008-09-17)
JPEG2000, the international standard for still image compression, uses the wavelet transform. The filters used in JPEG2000 for transformation are the 9/7 Daubechies filters and the 5/3 Le Gall filters. At present, to achieve ...
Theoretical And Experimental Study Of Wide-band Quasi-planar Conical Antennas
(Electrical Engineering, 2008-09-17)
Conical antennas are widely used in many applications because of their broad input impedance bandwidth and omni-directional radiation pattern. However, conical antennas usually have three-dimensional structures and are, ...
Optimized Class-E RF Power Amplifier Design In Bulk CMOS
(Electrical Engineering, 2008-04-22)
The telecommunication market calls for the integration of complicated wireless applications. To build RF power amplifiers in CMOS remains challenging due to the nonideal effects in CMOS. The aim of this thesis is to ...