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Yusuf Leblebici

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Related publications (405)

Reconfigurable Forward Homography Estimation System for Real-Time Applications

Yusuf Leblebici, Vladan Popovic

Image processing and computer vision algorithms extensively use projections, such as homography, as one of the processing steps. Systems for homography calculation usually observe homography as an inverse problem and provide an exact solution. However, the ...

2014

Memristive Biosensors Under Varying Humidity Conditions

Yusuf Leblebici, Giovanni De Micheli, Davide Sacchetto, Sandro Carrara, Camilla Baj-Rossi, Francesca Puppo, Akshat Dave

We attempt to examine the potential of silicon nanowire memristors in the field of nanobiosensing. The mem- ristive devices are crystalline Silicon (Si) Nanowires (NWs) with Nickel Silicide (NiSi) terminals. The nanowires are fabricated on a Silicon-on-Ins ...

Institute of Electrical and Electronics Engineers2014

A Retina-Inspired Robust On-Focal-Plane Multi-Band Edge-Detection Scheme for CMOS Image Sensors

Alexandre Schmid, Yusuf Leblebici, Nikola Katic

An edge-detection scheme suitable for machine vision and digital motion detection applications is presented. The scheme is inspired by the human visual system (human retina) and modified for a compact and scalable CMOS hardware implementation. In addition, ...

IEEE2014

Top-Down Fabrication of Silicon Nanowires in Ultra-deep Trenches

Yusuf Leblebici, Oliver Peric, Davide Sacchetto, Zuhal Tasdemir, Georg Fantner

One-Dimensional (1D) nanostructures have gained a considerable attention in the field of semiconductor technology for the past several decades. With the help of rapid development in the process technology, it becomes possible to scale these nanostructures ...

2014

Polarity-Controllable Silicon Nanowire Transistors with Dual Threshold Voltages

Yusuf Leblebici, Giovanni De Micheli, Michele De Marchi, Davide Sacchetto, Jian Zhang, Pierre-Emmanuel Julien Marc Gaillardon

Gate-all-around (GAA) silicon nanowires enable an unprecedented electrostatic control on the semiconductor channel that can push device performance with continuous scaling. In modern electronic circuits, the control of the threshold voltage is essential fo ...

Institute of Electrical and Electronics Engineers2014

Performance Optimization and FPGA Implementation of Real-Time Tone Mapping

Yusuf Leblebici, Vladan Popovic, Eliéva Arlette Pignat

This brief analyzes the performance of the hardware-based tone mapping operators for compression of high dynamic range images. The bottlenecks of a tone mapping system are determined and a high-performance field programmable gate array (FPGA) implementatio ...

Institute of Electrical and Electronics Engineers2014

Ambipolar silicon nanowire field effect transistor

Yusuf Leblebici, Giovanni De Micheli, Michele De Marchi, Davide Sacchetto

This invention describes a novel electronic device consisting of one-or more-vertically stacked gate-all-around silicon nanowire field effect transistor (SNWFET) with two independent gate electrodes. One of the two gate electrodes, acting on the central se ...

2013

Low distortion switched-capacitor event-driven analog to digital converter

Alexandre Schmid, Yusuf Leblebici

An event-driven tracking analog to digital converter (ADC) architecture is proposed. The proposed architecture has less sensitivity to amplifier and DAC non-linearity, reduces the swing and dynamic common-mode range requirement of the operational transcond ...

2013

Characterization of Standard CMOS Compatible Photodiodes and Pixels for Lab-on-Chip Devices

Yusuf Leblebici, Giovanni De Micheli, Gözen Köklü, Sandro Carrara

High quality CMOS image sensors are of great importance for LoC - Lab-on-Chip devices based on optical measurements. The main target in these devices is to minimize the cost and area while achieving a good resolution. The performance parameters of image se ...

2013

A Scalable and Adaptive Technique for Compensating Process Variations and Controlling Leakage and Delay in the FPGA

Christian Piguet, Yusuf Leblebici, Bahman Kheradmand Boroujeni

A new circuit style is proposed to tune the delay, subthreshold leakage (ISUB), and gate leakage (IG) of high fan-in multiplexer circuits, such as the FPGA Look-Up Table (LUT) and Switch-Box (SB), without increasing the Gate Induced Drain Leakage (GIDL) cu ...

American Scientific Publishers2013

Image Blending in a High Frame Rate FPGA-based Multi-Camera System

Alexandre Schmid, Yusuf Leblebici, Hossein Afshari, Abdulkadir Akin, Vladan Popovic, Kerem Seyid, Ömer Cogal

Panoptic is a custom spherical light field camera used as a polydioptric system where imagers are distributed over a hemispherical surface, each having its own vision of the surroundings and a distinct focal plane. The spherical light field camera records ...

2013

An event-detection high dynamic range CMOS image sensor

Yusuf Leblebici, Giovanni De Micheli, Gözen Köklü, Sandro Carrara

A novel CMOS image sensor is proposed to overcome the analog design limitations in Active Pixel Sensors - APS and large area overcome in Digital Pixel Sensors - DPS for use in bio-medical applications. The design includes a pixel level event generation mec ...

2013

FireBird: PowerPC e200 Based SoC for High Temperature Operation

Thomas Maeder, Yusuf Leblebici, Pascal Andreas Meinerzhagen, Radisav Cojbasic, Andreas Peter Burg, Conor Joseph Slater, Ömer Cogal, Carl Christian Sten Dominic Senning

PowerPC Architecture microcontrollers are commonly used in embedded applications. In this work we present FireBird, the first PowerPC based SoC for reliable operation beyond 200C. It is a significant challenge to design SoCs for reliable operation at high ...

2013

Compact Electro-Thermal Model for Thermal Cross-Talk Analysis in PCM Arrays

Yusuf Leblebici, Milos Stanisavljevic, Aravinthan Athmanathan, Abu Sebastian, Evangelos Eleftheriou

2013

Applications of Multi-Terminal Memristive Devices: A Review

Yusuf Leblebici, Giovanni De Micheli, Michail Zervas, Davide Sacchetto, Sandro Carrara, Pierre-Emmanuel Julien Marc Gaillardon

Memristive devices have the potential for a complete renewal of the electron devices landscape, including memory, logic and sensing applications. This is especially true when considering that the memristive functionality is not limited to two-terminal devi ...

Ieee-Inst Electrical Electronics Engineers Inc2013

Towards Structured ASICs Using Polarity-Tunable SiNW Transistors, invited

Yusuf Leblebici, Giovanni De Micheli, Shashi Kanth Bobba, Michele De Marchi, Davide Sacchetto, Luca Gaetano Amarù, Pierre-Emmanuel Julien Marc Gaillardon

In addition to scaling semiconductor devices down to their physical limit, novel devices show enhanced functionality compared to conventional CMOS. At advanced technology nodes, many devices exhibit ambipolar behavior, i.e., they show n- and p-type charact ...

2013

A Hardware-Oriented Dynamically Adaptive Disparity Estimation Algorithm and its Real-Time Hardware

Alexandre Schmid, Yusuf Leblebici, Abdulkadir Akin, Ipek Baz, Irem Boybat Kara, Hüseyin Baris Atakan

The computational complexity of disparity estimation algorithms and the need of large size and bandwidth for the external and internal memory make the real-time processing of disparity estimation challenging, especially for High Resolution (HR) images. Thi ...

2013

The PANOPTIC Camera: A Plenoptic Sensor with Real-Time Omnidirectional Capability

Alexandre Schmid, Yusuf Leblebici, Pierre Vandergheynst, Luigi Bagnato, Laurent Jacques, Hossein Afshari

A new biologically-inspired vision sensor made of one hundred "eyes" is presented, which is suitable for real-time acquisition and processing of 3-D image sequences. This device, named the Panoptic camera, consists of a layered arrangement of approximately ...

Springer Verlag2013

3D-MMC: A Modular 3D Multi-Core Architecture with Efficient Resource Pooling

Yusuf Leblebici, Ayse Kivilcim Coskun, Panagiotis Athanasopoulos, Alessandro Cevrero, Giulia Beanato

2013

Fast and Accurate BER Estimation Methodology for I/O Links based on Extreme Value Theory

Paolo Ienne, Yusuf Leblebici, Alessandro Cevrero, Andreas Peter Burg

2013

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