Roselyne Halbert-Lassalle

Title: Innovations in Digital Data Broadcasting by Roselyne Halbert-Lassalle

Introduction

Roselyne Halbert-Lassalle is a distinguished inventor based in Rennes, France, known for her innovative contributions to digital data broadcasting. With two patents to her name, her work has significantly influenced the field, particularly in enhancing data transmission coherence under challenging urban conditions.

Latest Patents

Roselyne's latest patents showcase her expertise and dedication to improving digital communication technologies. One of her most notable inventions is a **Method for the Broadcasting of Digital Data**, specifically designed for radio. This method addresses the complexities of receiving digital data by mobile receivers in urban environments, where multiple propagation conditions and interference from jamming can hinder signal clarity. The method allows for high-bit-rate digital data broadcasting, utilizing a sophisticated system of digital elements distributed across the frequency-time space (f-t). It features a unique approach where symbols consist of a multiplex of orthogonal carrier frequencies, enhanced with reference elements to ensure reliable reception.

Her second patent, a **Device for the Transmission of Digital Data with at Least Two Levels of Protection**, presents an innovative solution to optimize transmission channels. This device employs advanced channel encoding means that utilize various modulation types and encoding efficiency levels. By assigning differentiated transmission techniques based on the desired levels of protection against transmission errors, Roselyne has contributed to more efficient data communications.

Career Highlights

Throughout her career, Roselyne has worked with notable organizations, including the French State (Etat Francais) and Telediffusion de France. Her experiences in these positions have allowed her to apply her inventive skills and knowledge, leading to the development of her influential patents.

Collaborations

Roselyne has collaborated with esteemed professionals in the field, such as Jean-François Helard and Bernard Le Floch. These collaborations have enriched her research and development endeavors, allowing for a robust exchange of ideas and approaches that have propelled her innovations forward.

Conclusion

Roselyne Halbert-Lassalle stands out as a significant figure in the realm of digital data broadcasting. Her commitment to advancing communication technology through her patents reflects her innovative spirit and dedication as an inventor. As urban environments continue to evolve, her contributions remain crucial in enhancing the efficacy and reliability of digital data transmission.