FBE - Tez Koleksiyonu | Elektronik Mühendisliği / Electronics Engineering
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A new model for speech compression
(Işık Üniversitesi, 2021-19-10)This thesis aims to propose a new low bit-rate speech compression method. In the proposed method, classical SYMPES (Systematic Procedure for Predefined Envelope and Signature Sequences) based predefined signature and ... -
Optimal and model predictive control of a quadrotor
(Işık Üniversitesi, 2020-08-21)Quadrotors are unmanned aerial vehicles (UAVs) used widely and these vehicles have been controlled with di erent controllers, such as PID, Linear Quadratic Regulator (LQR) and, Model Predictive Control (MPC). In this study, ... -
Battery test and management system
(Işık Üniversitesi, 2019-05-28)This thesis is about meeting and answering the needs of devices with batteries for battery testing and management. The goal of the battery test and management's is to use the full capacity of the device and to be able to ... -
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 ... -
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 ... -
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 ... -
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 ... -
Deep learning techniques for building density estimation from remotely sensed imagery
(Işık Üniversitesi, 2019-04-05)This thesis is about point-wise estimation of building density on the remote sensing optical imageries by applying deep learning methods. The goal of the project is to reduce mean square error of the estimated density by ... -
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 ... -
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 ... -
Data compression for smart grid infrastructure
(Işık Üniversitesi, 2018-01-15)Embedded systems, which work with large data sets, need larger memory and consume much more data traffc when compared to other IOT (Interne Of Things) devices. In this study, Human's Lossless Compression Algorithm is ... -
Evaluation of feature selection and encoding methods fpr superpixel image parsing
(Işık Üniversitesi, 2017-12-14)This thesis is about image parsing which is one of the important problems in computer vision. The goal of image parsing is segmentation of object and labeling of each object. Recently, a popular way of image segmentation ... -
Biometric recognition using bio-signals
(Işık Üniversitesi, 2017-04-14)The main objective of the project is to increase the recognition rate by establishing a multimodal biometric recognition system that uses two di_erent biometric characteristics, as bio-signals. Today, institutions use ... -
Enhancement of the coded speech using filtering
(Işık Üniversitesi, 2017-04-14)The processing and storage of speech signals are widely implemented in modern communication systems. Decreasing the amount of information for modeling the reconstruction of speech signal enhances the transmission and storage ... -
Compression of the mammography images using quadtree based energy and pattern blocks
(Işık Üniversitesi, 2017-01-16)Medical images, like any other digital data, require compression in order to reduce disk space needed for storage and time needed for transmission. This thesis offers , a novel image compression method based on generation ... -
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 ... -
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 ... -
Energy and data cooperation in energy harvesting multiple access channels
(Işık Üniversitesi, 2016)A typical wireless device is limited by its nite battery, and energy limitation is as a critical bottleneck on wireless network performance. In addition to the EM radiation caused by high power wireless devices, the ... -
Fingertip ECG signal based biometric recognition system
(Işık Üniversitesi, 2016-05-10)The idea is the; realize biometric recognition system by using ECG signal which was began to use in the last 10 years. Until now, ECG based biometric systems have been developed by using the database which ECG signals are ...