A survey on multithreading alternatives for soft error fault tolerance

I Oz, S Arslan - ACM Computing Surveys (CSUR), 2019 - dl.acm.org
Smaller transistor sizes and reduction in voltage levels in modern microprocessors induce
higher soft error rates. This trend makes reliability a primary design constraint for computer …

Exploiting temporal data diversity for detecting safety-critical faults in AV compute systems

S Jha, S Cui, T Tsai, SKS Hari… - 2022 52nd Annual …, 2022 - ieeexplore.ieee.org
Silent data corruption caused by random hardware faults in autonomous vehicle (AV)
computational elements is a significant threat to vehicle safety. Previous research has …

Software-only based diverse redundancy for asil-d automotive applications on embedded hpc platforms

S Alcaide, L Kosmidis, C Hernandez… - 2020 IEEE International …, 2020 - ieeexplore.ieee.org
High-Performance Computing (HPC) platforms become a must in automotive systems to
enable autonomous driving. However, automotive platforms must avoid Common Cause …

Towards functional safety compliance of matrix–matrix multiplication for machine learning-based autonomous systems

J Fernández, J Perez, I Agirre, I Allende, J Abella… - Journal of Systems …, 2021 - Elsevier
Autonomous systems execute complex tasks to perceive the environment and take self-
aware decisions with limited human interaction. This autonomy is commonly achieved with …

SafeDE: a flexible diversity enforcement hardware module for light-lockstepping

F Bas, S Alcaide, R Lorenzo, G Cabo… - 2021 IEEE 27th …, 2021 - ieeexplore.ieee.org
Safety-related systems, such as those in automotive, avionics and space, impose the
existence of appropriate safety measures to meet the safety requirements of the system. In …

Mapping and scheduling mixed-criticality systems with on-demand redundancy

J Caplan, Z Al-Bayati, H Zeng… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Embedded systems in several domains such as avionics and automotive are subject to
inspection from certification authorities. These authorities are interested in verifying the …

Achieving diverse redundancy for gpu kernels

S Alcaide, L Kosmidis, C Hernandez… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Autonomous driving requires high-performance computing devices including general-
purpose CPUs as well as specific accelerators, with GPUs having a key role due to their …

SafeDM: a hardware diversity monitor for redundant execution on non-lockstepped cores

F Bas, P Benedicte, S Alcaide, G Cabo… - … , Automation & Test …, 2022 - ieeexplore.ieee.org
Computing systems in the safety domain, such as those in avionics or space, require specific
safety measures related to the criticality of the deployment. A problem these systems face is …

SafeLS: An Open Source Implementation of a Lockstep NOEL-V RISC-V Core

M Sarraseca, S Alcaide, F Fuentes… - 2023 IEEE 29th …, 2023 - ieeexplore.ieee.org
Microcontrollers running safety-critical applications with high integrity requirements must
provide appropriate safety measures to manage random hardware faults. For instance …

SafeDE: A low-cost hardware solution to enforce diverse redundancy in multicores

F Bas, S Alcaide, G Cabo, P Benedicte… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Failure risk must be tiny in high-integrity systems, such as those in cars, satellites and
aircraft. Hence, safety measures must be deployed to avoid a single fault leading to a failure …