Open-source risc-v processor ip cores for fpgas—overview and evaluation

R Höller, D Haselberger, D Ballek… - 2019 8th …, 2019‏ - ieeexplore.ieee.org
Advances in semiconductor miniaturization are an important driver for Field Programmable
Gate Arrays (FPGAs) since their invention in the 1980s. The increasing number of available …

Design and evaluation of buffered triple modular redundancy in interleaved-multi-threading processors

M Barbirotta, A Cheikh, A Mastrandrea… - IEEE …, 2022‏ - ieeexplore.ieee.org
Fault management in digital chips is a crucial aspect of functional safety. Significant work
has been done on gate and microarchitecture level triple modular redundancy, and on …

[HTML][HTML] On-chip bus protection against soft errors

J Mach, L Kohútka, P Čičák - Electronics, 2023‏ - mdpi.com
The increasing performance demands for processors leveraged in mission and safety-
critical applications mean that the processors are implemented in smaller fabrication …

Evaluating soft core RISC-V processor in SRAM-based FPGA under radiation effects

AB de Oliveira, LA Tambara… - … on Nuclear Science, 2020‏ - ieeexplore.ieee.org
This article evaluates the RISC-V Rocket processor embedded in a Commercial Off-The-
Shelf (COTS) SRAM-based field-programmable gate array (FPGA) under heavy-ions …

Hybrid modular redundancy: Exploring modular redundancy approaches in RISC-V multi-core computing clusters for reliable processing in space

M Rogenmoser, Y Tortorella, D Rossi, F Conti… - ACM Transactions on …, 2025‏ - dl.acm.org
Space Cyber-Physical Systems such as spacecraft and satellites strongly rely on the
reliability of onboard computers to guarantee the success of their missions. Relying solely …

[HTML][HTML] Duckcore: A fault-tolerant processor core architecture based on the risc-v isa

J Li, S Zhang, C Bao - Electronics, 2021‏ - mdpi.com
With the development of large-scale CMOS-integrated circuit manufacturing technology,
microprocessor chips are more vulnerable to soft errors and radiation interference, resulting …

Enhancing fault awareness and reliability of a fault-tolerant RISC-V system-on-chip

DA Santos, AMP Mattos, DR Melo, L Dilillo - Electronics, 2023‏ - mdpi.com
Recent research has shown interest in adopting the RISC-V processors for high-reliability
electronics, such as aerospace applications. The openness of this architecture enables the …

Leveraging the Openness and Modularity of RISC-V in Space

S Di Mascio, A Menicucci, E Gill, G Furano… - Journal of Aerospace …, 2019‏ - arc.aiaa.org
This paper proposes a roadmap to address present and future needs in space systems with
RISC-V processors. RISC-V is an open and modular instruction set architecture, which is …

A low-overhead reconfigurable RISC-V quad-core processor architecture for fault-tolerant applications

S Shukla, KC Ray - IEEE Access, 2022‏ - ieeexplore.ieee.org
Radiation can affect the correct behavior of an electronic device. Hence, the
microprocessors used for space missions need to be protected against fault. TMR (Triple …

An ALU protection methodology for soft processors on SRAM-based FPGAs

A Ramos, RG Toral, P Reviriego… - IEEE Transactions on …, 2019‏ - ieeexplore.ieee.org
The use of microprocessors in space missions implies that they should be protected against
the effects of cosmic radiation. Commonly this objective has been achieved by applying …