Publications associées à Atom (system on a chip)

Generation of entangled photon pairs from a silicon bichromatic photonic crystal cavity

Matteo Galli, Marco Clementi, Thanavorn Poempool

Integrated quantum photonics leverages the on-chip generation of nonclassical states of light to realize key functionalities of quantum devices. Typically, the generation of such nonclassical states relies on whispering gallery mode resonators, such as int ...

Aip Publishing2024

FPGA-to-CPU Undervolting Attacks

Mirjana Stojilovic, Dina Gamaleldin Ahmed Shawky Mahmoud

FPGAs are proving useful and attractive for many applications, thanks to their hardware reconfigurability, low power, and high-degree of parallelism. As a result, modern embedded systems are often based on systems-on-chip (SoCs), where CPUs and FPGAs share ...

IEEE2022

DFAulted: Analyzing and Exploiting CPU Software Faults Caused by FPGA-Driven Undervolting Attacks

Mirjana Stojilovic, Dina Gamaleldin Ahmed Shawky Mahmoud, David Dervishi

Field-programmable gate arrays (FPGAs) combine hardware reconfigurability with a high degree of parallelism. Consequently, FPGAs offer performance gains and power savings for many applications. A recent trend has been to leverage the hardware versatility o ...

2022

Low-Cost Side-Channel Secure Standard 6T-SRAM-Based Memory With a 1% Area and Less Than 5% Latency and Power Overheads

Robert Giterman

Side-channel attacks constitute a concrete threat to IoT systems-on-a-chip (SoCs). Embedded memories implemented with 6T SRAM macrocells often dominate the area and power consumption of these SoCs. Regardless of the computational platform, the side-channel ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2021

Advanced Techniques for Powering Wireless Sensor Nodes through Energy Harvesting and Wireless Power Transfer

Roberto La Rosa

This paper presents three different techniques for efficiently powering an energy-autonomous wireless sensor (EAWS) through both energy harvesting (EH) and RF wireless power transfer (WPT). The aim of the paper is to provide effective strategies and techni ...

IEEE2020

Speed detection of battery-free nodes based on RF Wireless Power Transfer

Catherine Dehollain, Roberto La Rosa

In the Internet of Things (IoT) era, Wireless Sensor Networks (WSNs) are rapidly increasing in terms of relevance and pervasiveness thanks to their notable real-time monitoring performance across several fields, including industrial, domestic, military, bi ...

IEEE2020

Low-Power Design of Digital VLSI Circuits around the Point of First Failure

Andrea Bonetti

As an increase of intelligent and self-powered devices is forecasted for our future everyday life, the implementation of energy-autonomous devices that can wirelessly communicate data from sensors is crucial. Even though techniques such as voltage scaling ...

EPFL2019

Power Analysis Resilient SRAM Design Implemented with a 1% Area Overhead Impedance Randomization Unit for Security Applications

Robert Giterman

Power analysis attacks are an effective tool to extract sensitive information using side-channel analysis, forming a serious threat to IoT systems-on-a-chip (SoCs). Embedded memories implemented with conventional 6T SRAM macrocells often dominate the area ...

IEEE2019

Energy-Efficient Near-Threshold Parallel Computing: The PULPv2 Cluster

Andreas Peter Burg, Adam Shmuel Teman, Luca Benini, Jeremy Hugues-Felix Constantin

This article presents an ultra-low-power parallel computing platform and its system-on-chip (SoC) embodiment, targeting a wide range of emerging near-sensor processing tasks for Internet of Things (IoT) applications. The proposed SoC achieves 193 million o ...

Institute of Electrical and Electronics Engineers2017

PowerCool: Simulation of Cooling and Powering of 3D MPSoCs with Integrated Flow Cell Arrays

David Atienza Alonso, Marina Zapater Sancho, Arvind Raj Mahankali Sridhar, Mohamed Mostafa Sabry Aly, Artem Andreev, Bruno Michel

Integrated Flow-Cell Arrays (FCAs) represent a combination of integrated liquid cooling and on-chip power generation, converting chemical energy of the flowing electrolyte solutions to electrical energy. The FCA technology provides a promising way to addre ...

Institute of Electrical and Electronics Engineers2017

On-Chip Heralded Single Photon Source with Demultiplexing and Pump Filtering

Christophe Marcel Georges Galland, Davide Grassani

We demonstrate an on-chip source of correlated photons with spatial demultiplex-ing of signal and idler photons via ring resonators and with pump suppression greater than 60 decibels. ...

OSA2014

Design of Digital SoC for Operation at High Temperatures

Radisav Cojbasic

There is a growing demand for Systems-on-Chip, integrating microprocessors, on-chip memories, data converters and a variety of sensors, which are capable of reliable operation at high temperatures. For instance, modern aircraft industry demands microcontro ...

EPFL2014

What Singles Out the G[8-5]C Intrastrand DNA Cross-Link? Mechanistic and Structural Insights from Quantum Mechanics/Molecular Mechanics Simulations

Chandan Patel

Naturally occurring intrastrand oxidative crosslink lesions have proven to be a potent source of endogenous DNA damage. Among the variety of lesions that can be formed and have been identified, G[8-5]C damage (in which the C8 atom of a guanine is covalentl ...

Amer Chemical Soc2013

A Hybrid HW-SW Approach for Intermittent Error Mitigation in Streaming-Based Embedded Systems

David Atienza Alonso

Recent advances in process technology augment the systems-on-chip (SoCs) functionality per unit area with the substantial decrease of device features. However, features abatement triggers new reliability issues such as the single-event multi-bit upset (SMU ...

ACM and IEEE Press2012

3D Thermal-Aware Floorplanner for Many-Core Single-Chip Systems

David Atienza Alonso, José Luis Ayala Rodrigo

Heat removal and power density distribution delivery have become two major reliability concerns in 3D stacked technology. In this paper, we propose a thermal-driven 3D floorplanner. Our contributions include: (1) a novel multi-objective formulation to cons ...

IEEE Press2011

Run-time Mapping of Applications on FPGA-based Reconfigurable Systems

David Atienza Alonso, Ivan Beretta

The role of Field-Programmable Gate Arrays (FPGAs) in System-on-Chip (SoC) design considerably increased in the last few years. Their established importance is due to the large amount of hardware resources they offer, as well as to their increasing perform ...

IEEE Press2010

A Method to Remove Deadlocks in Networks-on-Chips with Wormhole Flow Control

Giovanni De Micheli, Luca Benini, Srinivasan Murali, Ciprian Seiculescu

Networks-on-Chip (NoCs) are a promising interconnect paradigm to address the communication bottleneck of Systems-on-Chip (SoCs). Wormhole flow control is widely used as the transmission protocol in NoCs, as it offers high throughput and low latency. To mat ...

2010

A Low-Noise CMOS Receiver Frontend for NMR-based Surgical Guidance

Giovanni Boero, Jens Anders

In this paper a novel architecture for an integrated NMR receiver front-end for surgical guidance applications is described. While the chip consumes only 9 mA supply current from a 3.3 V power supply it has a measured input referred noise density of 0.7 nV ...

Springer, 233 Spring Street, New York, Ny 10013, United States2009

Minimization of the reconfiguration latency for the mapping of applications on FPGA-based systems

David Atienza Alonso, Luca Benini, Srinivasan Murali

Field-Programmable Gate Arrays (FPGAs) have become promising mapping fabric for the implementation of System-on-Chip (SoC) platforms, due to their large capacity and their enhanced support for dynamic and partial reconfigurability. Design automation suppor ...

IEEE Press2009

Structural Studies of the Ionic Liquid 1-Ethyl-3-methylimidazolium Tetrafluoroborate in Dichloromethane Using a Combined DFT-NMR Spectroscopic Approach

Paul Joseph Dyson, Ana Vidis

DFT methods in combination with NMR spectroscopy are used to investigate possible variants of the mol. structure of the ion pairs of the ionic liq. (IL) 1-ethyl-3-methylimidazolium tetrafluoroborate, [EMIM][BF4], in dichloromethane. According to the comput ...

2009