Browsing Graduate Theses and Dissertations by Author "Saadat Mehr, Aryan"
Now showing items 1-20 of 34
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A human-centric approach for adopting bug inducing commit detection using machine learning models
Oishie, Naz Zarreen (2022-01-31)When developing new software, testing can take up half of the resources. Although a considerable amount of work has been done to automate software testing, fixing bugs after adding them to the source repository is still a ... -
A low complexity image compression algorithm for Bayer color filter array
Rahman, K M Mafijur M 1991-; 0000-0003-1366-5004 (2018-06-14)Digital image in their raw form requires an excessive amount of storage capacity. Image compression is a process of reducing the cost of storage and transmission of image data. The compression algorithm reduces the file ... -
Adaptive multilevel quadrature amplitude radio implementation in programmable logic
Aspel, Daniel T (2004-04-22)Emerging broadband wireless packet data networks are increasingly employing spectrally efficient modulation methods like Quadrature Amplitude Modulation (QAM) to increase the channel efficiency and maximize data throughput. ... -
Analytical Investigation of On-Path Caching Performance in Information Centric Networks
Montazeri Ghahjavarestani, Alireza 1985- (2018-09-25)Information Centric Networking (ICN) architectures are proposed as a solution to address the shift from host-centric model toward an information centric model in the Internet. In these architectures, routing nodes have ... -
Carrier frequency offset recovery for zero-IF OFDM receivers
Mitzel, Michael (2009)As trends in broadband wireless communications applications demand faster development cycles, smaller sizes, lower costs, and ever increasing data rates, engineers continually seek new ways to harness evolving technology. ... -
Channel Estimation in Coded Modulation Systems
Andalibi, Zohreh (2012-09-20)With the outstanding performance of coded modulation techniques in fading channels, much research efforts have been carried out on the design of communication systems able to operate at low signal-to-noise ratios (SNRs). ... -
Channel estimation, data detection and carrier frequency offset estimation in OFDM systems
Ahmadi, Malihe (2007)Orthogonal Frequency Division Multiplexing (OFDM) plays an important role in the implementation of high data rate communication. In this thesis, the problems of data detection and channel and carrier frequency offset ... -
Color Image Enhancement Techniques for Endoscopic images
Imtiaz, Mohammad 1987- (2014-12-23)Modern endoscopes play an important role in diagnosing various gastrointestinal (GI) tract related diseases. Although clinical findings of modern endoscopic imaging techniques are encouraging, there still remains much room ... -
Data Detection and Channel Estimation of OFDM Systems Using Differential Modulation
Khizir, Zobayer Abdullah (2009)Orthogonal Frequency Division Multiplexing (OFDM) is a multicarrier modulation technique which is robust against multipath fading and very easy to implement in transmitters and receivers using the inverse fast Fourier ... -
A digital relaying algorithm for integrated power system protection and control
Demeter, Elemer (2005-06-27)Recent developments in data packets based high speed digital communications have opened the door for new types of applications in power system protection and control. Intelligent Electronic Devices (IEDs) are equipped with ... -
ECG compression for Holter monitoring
Ottley, Adam Carl (2007-04-11)Cardiologists can gain useful insight into a patient's condition when they are able to correlate the patent's symptoms and activities. For this purpose, a Holter Monitor is often used - a portable electrocardiogram (ECG) ... -
An Efficient DOCSIS Upstream Equalizer
Choudhury, Md. Mushtafizur R. (2014-04-01)The advancement in the CATV industry has been remarkable. In the beginning, CATV provided a few television channels. Now it provides a variety of advanced services such as video on demand (VOD), Internet access, Pay-Per-View ... -
An equalization technique for high rate OFDM systems
Yuan, Naihua (2003-12-01)In a typical orthogonal frequency division multiplexing (OFDM) broadband wireless communication system, a guard interval using cyclic prefix is inserted to avoid the inter-symbol interference and the inter-carrier interference. ... -
Groundbased instrumentation for measurements of atmospheric airglow
Loewen, Paul (2005-01-21)A groundbased instrument to measure the Atmospheric airglow of the molecular oxygen infrared atmospheric band emission was designed, built, tested and operated. The two channel photometer constructed was based on the ... -
Hybrid intelligent machine systems : design, modeling and control
Ouyang, Puren (2005-08-25)To further improve performances of machine systems, mechatronics offers some opportunities. Traditionally, mechatronics deals with how to integrate mechanics and electronics without a systematic approach. This thesis ... -
Identification of linear periodically time-varying (LPTV) systems
Yin, Wutao (2009-08)A linear periodically time-varying (LPTV) system is a linear time-varying system with the coefficients changing periodically, which is widely used in control, communications, signal processing, and even circuit modeling. ... -
Improving Maternal and Fetal Cardiac Monitoring Using Artificial Intelligence
Mohebbian, Mohammad Reza; 0000-0003-2645-4425 (2022-01-06)Early diagnosis of possible risks in the physiological status of fetus and mother during pregnancy and delivery is critical and can reduce mortality and morbidity. For example, early detection of life-threatening congenital ... -
Incorporating substation and switching station related outages in composite system reliability evaluation
Nighot, Rajesh U (2003-09-25)This thesis presents the development of a new method for incorporating station related outages in composite or bulk system reliability analysis. Station related failures can cause multiple component outages that can propagate ... -
Low-complexity iterative receivers for multiuser space-time block coding systems
Yang, Yajun (2006-10-18)Iterative processing has been shown to be very effective in multiuser space-time block coding (STBC) systems. The complexity and efficiency of an iterative receiver depend heavily on how the log-likelihood ratios (LLRs) ... -
A low-power quadrature digital modulator in 0.18um CMOS
Hu, Song (2007-04-09)Quadrature digital modulation techniques are widely used in modern communication systems because of their high performance and flexibility. However, these advantages come at the cost of high power consumption. As a result, ...