Renaud Ayrignac

Title: Renaud Ayrignac: Innovator in DRAM Memory Protection

Introduction

Renaud Ayrignac is a notable inventor based in La Rivière, France. He has made significant contributions to the field of memory technology, particularly in the protection of DRAM memory devices. With a total of 2 patents to his name, Ayrignac's work focuses on enhancing the reliability and performance of memory systems.

Latest Patents

Ayrignac's latest patents include innovative methods and circuits designed to protect DRAM memory devices from the row hammer effect. The first patent outlines a method that involves a logic prevention device configured to associate contiguous sections of memory rows with sub-banks. This device executes a preventive refresh cycle before the number of activated rows exceeds a critical threshold. The second patent further elaborates on this concept, detailing a method that executes an increment step of preventive refreshes based on an activation threshold. Both patents aim to ensure the integrity of data stored in DRAM memory devices.

Career Highlights

Renaud Ayrignac is currently employed at Upmem, a company specializing in memory technology. His work at Upmem has allowed him to collaborate with other experts in the field, contributing to advancements in memory protection techniques. Ayrignac's innovative approaches have positioned him as a key figure in the development of reliable memory systems.

Collaborations

Ayrignac has worked alongside Fabrice Devaux, a fellow innovator in the field. Their collaboration has fostered a productive environment for developing cutting-edge solutions in memory technology.

Conclusion

Renaud Ayrignac's contributions to the field of DRAM memory protection highlight his expertise and innovative spirit. His patents serve as a testament to his commitment to enhancing memory device reliability. Ayrignac continues to be a significant player in the advancement of memory technology.