Browsing FBE - Tez Koleksiyonu | Elektronik Mühendisliği / Electronics Engineering by Issue Date
Now showing items 1-20 of 39
-
Implementation of a fixed cellular terminal with mobile phone
(Işık Üniversitesi, 2002-09)The thesis reports the design and realization of a fixed cellular terminal (FCT) device which works with a mobile phone as a GSM Module. The design is emphasized at the structure not to be complex and suitable to be used ... -
Decision making and Yarsoy decision support tool
(Işık Üniversitesi, 2002-09)Every human makes decisions in the course of his interactions with the world and other human acting in the world. To make good decisions, we need knowledge about events that occur in the world and preferences we have. ... -
Design and implementation of a low cost telematic control system
(Işık Üniversitesi, 2002-09)The thesis explains phases from ideation to concretize of a device that aims to solve continuously increase security needs in everyday life more effective, more reliable and cheaper way; however the device has so many ... -
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 ... -
Doppler radars in avionics systems
(Işık Üniversitesi, 2003-08)At the beginning of my thesis I give a brief information about history of Doppler radars. Then I studied the types and working principles of Doppler radars. After that I researched the avionic systems and radar types which ... -
Performance analysis of space time transmit diversity in UMTS under presence of carrier phase offset
(Işık Üniversitesi, 2003-12)The reguirements for the next generation of mobile communication systems are primarily driven by the explosive growth of worldwide mobile communication subscribers. Additionaly, 3G systems will allow various of new services ... -
Design and performance analysis of a novel trellis coded space-time-frequency transmission scheme
(Işık Üniversitesi, 2004-07)This work is concerned with a transmitter diversity technique for wireless communications over frequency selective fading channels. The proposed technique utilizes orthogonal frequency division multiplexing (OFDM) to ... -
GSM and GPRS security
(Işık Üniversitesi, 2004-09)In this thesis study, today's popular mobile voice (GSM) and data (GPRS) communication technologies (as an intorduction) and their security were studied. GSM arhitecture, key components of the GSM, security fonctions, and ... -
A novel channel estimation algorithm for ultra wideband communication systems
(Işık Üniversitesi, 2005)Ultra WideBand (UWB) is an emerging technology that is currently investigated as one viable solution for high capacity, short range wireless indoor systems. Its robustness in dense multipath environments, low cost and low ... -
Ultra wideband indoor communication
(Işık Üniversitesi, 2005-07)Ultra-wideband communication with its attractive features has received great interest from the industry and the research community. It has the potential for very high data rates with low processing powers. With its extremely ... -
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 ... -
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. ... -
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 ... -
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 ... -
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. ... -
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 ... -
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 ... -
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 ... -
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 ...