Exploració per tema "Timing"
Ara es mostren els items 1-20 de 47
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A case study for the verification of complex timed circuits: IPCMOS
(Institute of Electrical and Electronics Engineers (IEEE), 2002)
Text en actes de congrés
Accés obertThe verification of a n-stage pulse-driven IPCMOS pipeline, for any n>0, is presented. The complexity of the system is 32n transistors and delay information is provided at the level of transistor The correctness of the ... -
A confidence assessment of WCET estimates for software time randomized caches
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés obertObtaining Worst-Case Execution Time (WCET) estimates is a required step in real-time embedded systems during software verification. Measurement-Based Probabilistic Timing Analysis (MBPTA) aims at obtaining WCET estimates ... -
A vulnerability factor for ECC-protected memory
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertFault injection studies and vulnerability analyses have been used to estimate the reliability of data structures in memory. We survey these metrics and look at their adequacy to describe the data stored in ECC-protected ... -
An anti-jamming system for GNSS timing applications
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialRadio-Frequency Interference (RFI) and jamming are increasing problems for timing applications based on Global Navigation Satellite Systems (GNSS). FENIX-lite is a real-time pre-correlation anti-jamming system designed to ... -
An approach for detecting power peaks during testing and breaking systematic pathological behavior
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertThe verification and validation process of embedded critical systems requires providing evidence of their functional correctness and also that their non-functional behavior stays within limits. In this work, we focus on ... -
AURIX TC277 Multicore Contention Model Integration for Automotive Applications
(IEEE, 2019-05-16)
Comunicació de congrés
Accés obertThe ability to produce early guaranteed performance (worst-case execution time) estimates for multicores, i.e. before software from different providers gets integrated onto the same critical system, is pivotal. This helps ... -
Boosting Guaranteed Performance in Wormhole NoCs with Probabilistic Timing Analysis
(IEEE, 2017-09-28)
Comunicació de congrés
Accés obertWormhole-based NoCs (wNoCs) are widely accepted in high-performance domains as the most appropriate solution to interconnect an increasing number of cores in the chip. However, wNoCs suitability in the context of critical ... -
Bridging modularity and optimality: delay-insensitive interfacing in asynchronous circuits synthesis
(Institute of Electrical and Electronics Engineers (IEEE), 1999)
Text en actes de congrés
Accés obertTwo trends are of major concern for digital circuit designers: the relative increase of interconnect delays with respect to gate delays and the demand for design reuse. Both pose difficult problems to synchronous design ... -
CAD directions for high performance asynchronous circuits
(Association for Computing Machinery (ACM), 1999)
Text en actes de congrés
Accés obertThis paper describes a novel methodology for high performance asynchronous design based on timed circuits and on CAD support for their synthesis using relative timing. This methodology was developed for a prototype iA32 ... -
Challenges in deeply heterogeneous high performance systems
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertRECIPE (REliable power and time-ConstraInts-aware Predictive management of heterogeneous Exascale systems) is a recently started project funded within the H2020 FETHPC programme, which is expressly targeted at exploring ... -
Circuit propagation delay estimation through multivariate regression-based modeling under spatio-temporal variability
(Institute of Electrical and Electronics Engineers (IEEE), 2010)
Text en actes de congrés
Accés restringit per política de l'editorialWith every process generation, the problem of variability in physical parameters and environmental conditions poses a great challenge to the design of fast and reliable circuits. Propagation delays which decide circuit ... -
Conditional maximum likelihood timing recovery: estimators and bounds
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2001-04-30)
Article
Accés obertThis paper is concerned with the derivation of new estimators and performance bounds for the problem of timing estimation of (linearly) digitally modulated signals. The conditional maximum likelihood (CML) method is adopted, ... -
Coping with the variability of combinational logic delays
(Institute of Electrical and Electronics Engineers (IEEE), 2004)
Text en actes de congrés
Accés obertThis paper proposes a technique for creating a combinational logic network with an output that signals when all other outputs have stabilized. The method is based on dual-rail encoding, and guarantees low timing overhead ... -
Desarrollo de actividades de un módulo profesional de preimpresión digital
(Universitat Politècnica de Catalunya, 2017-06-21)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitat -
Design and implementation of a fair credit-based bandwidth sharing scheme for buses
(Institute of Electrical and Electronics Engineers (IEEE), 2017-05-15)
Comunicació de congrés
Accés obertFair arbitration in the access to hardware shared resources is fundamental to obtain low worst-case execution time (WCET) estimates in the context of critical real-time systems, for which performance guarantees are essential. ... -
Dynamic software randomisation: Lessons learnec from an aerospace case study
(2017-05-15)
Comunicació de congrés
Accés obertTiming Validation and Verification (V&V) is an important step in real-time system design, in which a system's timing behaviour is assessed via Worst Case Execution Time (WCET) estimation and scheduling analysis. For WCET ... -
EPC Enacted: Integration in an Industrial Toolbox and Use against a Railway Application
(Institute of Electrical and Electronics Engineers (IEEE), 2017-06-08)
Comunicació de congrés
Accés obertMeasurement-based timing analysis approaches are increasingly making their way into several industrial domains on account of their good cost-benefit ratio. The trustworthiness of those methods, however, suffers from the ... -
EPC: Extended Path Coverage for Measurement-Based Probabilistic Timing Analysis
(IEEE, 2016-01-18)
Comunicació de congrés
Accés obertMeasurement-based probabilistic timing analysis (MBPTA) computes trustworthy upper bounds to the execution time of software programs. MBPTA has the connotation, typical of measurement-based techniques, that the bounds ... -
Formal verification of safety properties in timed circuits
(Institute of Electrical and Electronics Engineers (IEEE), 2000)
Text en actes de congrés
Accés obertThe incorporation of timing makes circuit verification computationally expensive. This paper proposes a new approach for the verification of timed circuits. Rather than calculating the exact timed stare space, a conservative ... -
Hardware schemes for early register release
(Institute of Electrical and Electronics Engineers (IEEE), 2002)
Text en actes de congrés
Accés obertRegister files are becoming one of the critical components of current out-of-order processors in terms of delay and power consumption, since their potential to exploit instruction-level parallelism is quite related to the ...