Güncel Gönderiler: FBE - Tez Koleksiyonu | Elektronik Mühendisliği / Electronics Engineering
Toplam kayıt 39, listelenen: 21-39
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Joint modulation and space time block code classification for mimo systems
(Işık Üniversitesi, 2014-10-31)In this thesis, the problems of modulation classification and space time block code (STBC) classification for MIMO systems are investigated. Two existing MIMO modulation type classification algorithms, an average likelihood ... -
Construction of multivariable broadband matching networks : an integrated design tool
(Işık Üniversitesi, 2009)One of the major problems in high frequency applications is designing matching circuits. Real frequency design of broadband matching networks is a commonly preferred approach since experimental termination data is directly ... -
Compress and forward based cooperation strategies in wireless networks
(Işık Üniversitesi, 2011-09-09)Cooperative Communications are emerging as an alternative technology to MIMO Communications. In this thesis, we first summarize information theoretical anal- ysis of known channel types and also consider three fundamental ... -
Channel adaptive user cooperation strategies for fading wireless channels
(Işık Üniversitesi, 2006)In this dissertation, a channel adaptive method is proposed for a two user halfduplex cooperative communication system under the assumption of perfect channel state information at the transmitters and the receiver. An ... -
Cluster based sensors scheduling in a target tracking application with particle filter method
(Işık Üniversitesi, 2006)In multisensor applications, management of sensors is neccessary for the classification of data they produce and for the efficient use of sensors as well. One of the most important aspects in sensor management is the sensor ... -
Design of reed-solomon and convolutional coded OFDM system and performance analysis
(Işık Üniversitesi, 2003)In this study, OFDM and error-correcting codes, which have an important place in digital communication systems, have been studied. Literature research has been made on OFDM and error-correcting codes like Reed-Solomon and ... -
Automatic speech recognition system for Turkish spoken language
(Işık Üniversitesi, 2012-06-21)The transmission and storage of speech sounds is possible for decades. In addition by using signal processing techniques, it is also possible tp process speech signals. By using time abd frequency analysis od speech signal ... -
Artifact reduction in occluded regions for motion compensated frame interpolation
(Işık Üniversitesi, 2008)In this paper, we propose a new method to be used in occluded regions for motion compensated frame interpolation. Frame rate up conversion is becoming much more important when usage of digital video systems increase. ... -
Prosodic, morphological and lexical feature extraction of Turkish broadcast news data
(Işık Üniversitesi, 2014-06-05)Sentence segmentation from speech is part of a process that aims at enriching the unstructured stream of words that are the output of standard speech recognizers. Its role is to find the sentence units in this stream of ... -
Implementation of cooperative diversity in space frequency coded OFDM system
(Işık Üniversitesi, 2007)Wireless technology is becoming an important part of our daily life. Although earlier wireless technologies were developed to provide voice transmission which did not require large amount of bandwidth, we are now equipped ... -
Ground plane detection using and rgb-d camera for quadcopter landing
(Işık Üniversitesi, 2013-06-04)The purpose of this study is to build an autonomous quadcopter which is capable of automated detection of landing zones and landing. To ensure this there are important steps linked together. The first step is to build a ... -
Partner selection and resource allocation in single-cell, multi-cell and cognitive cooperative multiple access channels
(Işık Üniversitesi, 2013-06-06)Wireless communication has been widely used across the globe for several years. As the technology advances and gains popularity, more people start using it and more throughput is needed. For that reason, several techniques ... -
Optimization of integer-pel motion estimation for H.264 video encoding on tms 320c6416t digital signal processor
(Işık Üniversitesi, 2007-12-03)Video processing is used in many applications such as broadcast television and home entertainments. Video applications have been revolutionized by the advent of digital TV and DVD-video players. The standardization of video ... -
Measurement of sea water parameters using mems technology
(Işık Üniversitesi, 2012-02-08)The system is used to measure the pressure and the temperature values up to hundred meters of the sea water. This project is also called as expendable environmental probe. The probe contains a temperature sensor, a pressure ... -
Wavelet based image coding and interpolation
(Işık Üniversitesi, 2009)The need of higher resolution on imaging systems and displays increases everyday. Data rates and bandwidth are still limited to satisfy the demands of enhanced resolutions. So, we should develop intelligent enhancement ... -
Video quality assessment using subjective and objective metrics
(Işık Üniversitesi, 2013-05-22)Since past few years, quality assessment of digital videos has acquired a lot of attention in the video processing community, leading to the growth of different 2D and 3D objective metrics for images and videos. Some of ... -
True motion estimation for video frame rate up-conversion
(Işık Üniversitesi, 2009)Since the invention of high definition display technologies, video standards conversion problem has become an important task to store, transmit and display new video formats. One of the standards conversion issue, video ... -
A cooperative communication approach to cognitive radio
(Işık Üniversitesi, 2011-09-12)Cognitive radio, whose main idea is to have intelligent devices utilize the linı- ited resources, such as frequency spectrum in wireless channels, is becoming a groundbreaking technology. The aim of this thesis is to apply ... -
Insertion loss design of rf filters with mixed lumped - distributed realization
(Işık Üniversitesi, 2007)In this study, the purpose was to develop a user friendly software tool which enables to design microwave filters with lumped circuit elements, distributed transmission lines and mixed lumped-distributed circuit elements. ...