Publications associées à Circuit virtuel

High-rate, high-resolution single photon X-ray imaging: Medipix4, a large 4-side buttable pixel readout chip with high granularity and spectroscopic capabilities

Jean-Michel Sallese, Adil Koukab, Viros Sriskaran

The Medipix4 chip is the latest member in the Medipix/Timepix family of hybrid pixel detector chips aimed at high -rate spectroscopic X-ray imaging using high -Z materials. It can be tiled on all 4 sides making it ideal for constructing large -area detecto ...

Iop Publishing Ltd2024

Integrated Wireless Power, Data Communication, and Thermal Sensing System for Autonomous Multisite Brain Implants

Implanted medical devices (IMDs) have been widely developed to support the monitoring and recording of biological data inside the body or brain. Wirelessly powered IMDs, a subset of implantable electronics, have been proposed to eliminate the limitations r ...

EPFL2024

'connEcted caesarean section': creating a virtual link between MOthers and their infanTs to ImprOve maternal childbirth experieNce - study protocol for a PILOT trial (e-motion-pilot)

Sandra Maria Marcadent, David Desseauve, Karine Lepigeon, Fiona Corbaz

IntroductionOne-third of mothers rate their childbirth as traumatic. The prevalence of childbirth-related post-traumatic stress disorder (CB-PTSD) is 4.7%. Skin-to-skin contact is a protective factor against CB-PTSD. However, during a caesarean section (CS ...

BMJ PUBLISHING GROUP2023

Detailed Placement for Dedicated LUT-Level FPGA Interconnect

Paolo Ienne, Grace Zgheib, Stefan Nikolic

In this work, we develop timing-driven CAD support for FPGA architectures with direct connections between LUTs. We do so by proposing an efficient ILP-based detailed placer, which moves a carefully selected subset of LUTs from their original positions, so ...

ASSOC COMPUTING MACHINERY2022

Low-Power Artificial Neural Network Perceptron Based on Monolayer MoS2

Aleksandra Radenovic, Andras Kis, Mukesh Kumar Tripathi, Guilherme Migliato Marega, Zhenyu Wang

Machine learning and signal processing on the edge are poised to influence our everyday lives with devices that will learn and infer from data generated by smart sensors and other devices for the Internet of Things. The next leap toward ubiquitous electron ...

2022

Computational methods for live heart imaging with speed-constrained microscopes

Olivia Mariani

Imaging methods to capture the beating and developing heart inside embryonic animal models such as the zebrafish are a key component for the study of fundamental biological processes such as cardiac birth defects or tissue regeneration. However, live heart ...

EPFL2021

Reconfigurable logic circuit

Edoardo Charbon, Francesco Regazzoni

The present invention relates to a reconfigurable logic circuit comprising - a first, second and third switching circuit arranged for receiving a first input bit, a second input bit and a third input bit, respectively, and each arranged for being configure ...

2020

RPCValet: NI-Driven Tail-Aware Balancing of µs-Scale RPCs

Babak Falsafi, Alexandros Daglis, Mark Johnathon Sutherland

Modern online services come with stringent quality requirements in terms of response time tail latency. Because of their decomposition into fine-grained communicating software layers, a single user request fans out into a plethora of short, μs-scale RPCs, ...

ACM2019

SoK: Shining Light on Shadow Stacks

Mathias Josef Payer, Xiangyu Zhang

Control-Flow Hijacking attacks are the dominant attack vector against C/C++ programs. Control-Flow Integrity (CFI) solutions mitigate these attacks on the forward edge, i.e., indirect calls through function pointers and virtual calls. Protecting the backwa ...

IEEE COMPUTER SOC2019

A 100 kb/s, 4 GHz, 267 mu W Fully Integrated Low Power FM-UWB Transceiver with Multiple Channels

Christian Enz, Vladimir Kopta

A 4 GHz, 100 kb/s FM-UWB transceiver for short-range communications in a body area network is presented. Two receivers and a transmitter use the same RF port with a fully-integrated matching network. The first receiver provides multi-user communication cap ...

IEEE2018

Mechanistic Modeling of Genetic Circuits for ArsR Arsenic Regulation

Vassily Hatzimanikatis, Yves Berset

Bioreporters are living cells that generate an easily measurable signal in the presence of a chemical compound. They acquire their functionality from synthetic gene circuits, the configuration of which defines the response signal and signal-to-noise ratio. ...

Amer Chemical Soc2017

A Technique for Calculating Voltages Induced on Twisted-Wire Pairs Using the FDTD Method

Farhad Rachidi-Haeri, Marcos Rubinstein, Akiyoshi Tatematsu

Disturbances in low-voltage control circuits in substations and power plants occur due to lightning or switching surges. Adequate protection of electronic devices in low-voltage control circuits requires the capacity to predict surge phenomena and to evalu ...

Institute of Electrical and Electronics Engineers2017

Enabling exact delay synthesis

Giovanni De Micheli, Mathias Soeken, Pierre-Emmanuel Julien Marc Gaillardon, Luca Gaetano Amarù

Given (i) a Boolean function, (ii) a set of arrival times at the inputs, and (iii) a gate library with associated delay values, the exact delay synthesis problem asks for a circuit implementation which minimizes the arrival time at the output(s). The exact ...

IEEE2017

EU COST Action IC1401-Pushing the Frontiers of Memristive Devices to Systems

Sandro Carrara

European Union COST Actions provide the opportunity for researchers who are geographically dispersed to work together towards an ambitious, multidisciplinary goal, whilst learning from each other and avoiding effort duplication. This paper gives a brief ov ...

Ieee2016

Approximation-aware Rewriting of AIGs for Error Tolerant Applications

Mathias Soeken, Arun Chandrasekharan

Approximation circuits offer superior performance (speed and area) compared to traditional circuits at the cost of computational accuracy. The accuracy of the results in approximation circuits is evaluated based on several error metrics such as worst-case ...

Assoc Computing Machinery2016

Energy Proportionality and Workload Consolidation for Latency-Critical Applications

Edouard Bugnion, Christos Kozyrakis, Georgios Prekas, Mia Primorac

Energy proportionality and workload consolidation are important objectives towards increasing efficiency in large-scale datacenters. Our work focuses on achieving these goals in the presence of applications with microsecond-scale tail latency requirements. ...

2015

Cost-Effective Design of Mesh-of-Tree Interconnect for Multi-Core Clusters with 3-D Stacked L2 Scratchpad Memory

Giovanni De Micheli, Luca Benini

3-D integrated circuits (3-D ICs) offer a promising solution to overcome the scaling limitations of 2-D ICs. However, using too many through-silicon-vias (TSVs) pose a negative impact on 3-D ICs due to the large overhead of TSV (e.g., large footprint and l ...

Institute of Electrical and Electronics Engineers2015

Security Vulnerabilities of the Cisco IOS Implementation of the MPLS Transport Profile

Jean-Yves Le Boudec, Sergio Barreto Andrade, Teklemariam Tsegay Tesfay, Udaya Upul Kumara Jayasinghe, Miroslav Popovic

We are interested in the security of the MPLS Transport Profile (MPLS-TP), in the context of smart-grid communication networks. The security guidelines of the MPLS-TP standards are written in a complex and indirect way, which led us to pose as hypothesis t ...

2014

Energy and Latency Optimization in NEM Relay-Based Digital Circuits

Mihai Adrian Ionescu, Antonios Bazigos, Daniel Grogg

Digital circuits based on nanoelectromechanical (NEM) relays hold out the potential of providing an energy efficiency unachievable by conventional CMOS technology. This paper presents a detailed analysis of the operating characteristics of fabricated curve ...

Ieee-Inst Electrical Electronics Engineers Inc2014

XOR-Based Encoding With Instantaneous Decoding for the Broadcast Erasure Channel With Feedback: The Three-User Case

We study the case of a three-user broadcast erasure channel with multiple unicast traffic sessions, where feedback from the users is fed back to the transmitter in the form of positive acknowledgment (ACK)/negative acknowledgment (NACK) messages. The capac ...

Institute of Electrical and Electronics Engineers2014