Ara
Toplam kayıt 63, listelenen: 31-40
Design of a digitally controlled ring oscillator for ADPLL
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)
The digitally controlled oscillator is a commonly investigated circuitry due to its wide uses, especially in PLLs. This thesis proposes a digitally controlled ring oscillator with a sufficiently wide tuning range and fine ...
Ultra low power 12-bit 100 ks/s differential sar adc in 65 nm cmos technology
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)
Sensor nodes has preserved their importance in the last couple decades. One of the very fundamental elements of these devices are analog to digital converters. In today's world, the necessity of sensor nodes and implantable ...
Extracting sub-exposure images from a single capture through fourier-based optical modulation
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)
Through pixel-wise optical coding of images during exposure time, it is possible to extract sub-exposure images from a single capture. Such a capability can be used for different purposes, including high-speed imaging, ...
Development of EPPT1 targeted biocompatible drug delivery system and investigation of its anticancer activity
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)
Recently, the superior properties of graphene to other biomaterials have made graphene an indispensable and unique material for anticancer drug delivery research, gene and peptide transport. On the other hand, the undeniable ...
A comprehensive survey on small object detection
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)
The advancement in artificial intelligence and computer vision facilitates object detection for computer-based systems. Object detection is used in a wide spectrum of applications such as face detection, enforcement ...
Signal processing techniques for security enhancement of wireless networks at the physical layer
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)
Broadcast nature of wireless communications enables reaching multiple parties simultaneously. However, due to this property, the security of information trans- mission is prone to eavesdropping of unauthorized receivers. ...
Compensation of mutual coupling in transmitting arrays of thin wire antennas
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)
In the classical approach of antenna array theory, mutual coupling between elements is usually ignored. However, depending on the application, errors due to mutual coupling can be significant. This thesis presents a numerical ...
Path loss prediction from heightmap using deep learning
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)
Wireless channel parameters of a region are required for a successful network planning. Sufficient information about those parameters can be obtained by either actual measurements or ray-tracing simulations that use 3D ...
Dynamic range enhancement in light field imaging systems
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2019)
High dynamic range imaging has been an active research area in computational photography over the last two decades. The main reason is that the dynamic range of a traditional camera is typically less than the dynamic range ...
Development of a wireless multichannel neural data transmission system
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)
Implantable microelectrode arrays enable multichannel electrophysiological recordings from the mammalian brain during behavioral experiments. Wireless data transmission systems combined with the microelectrode arrays and ...