Frédérique Ehrmann

Title: Frédérique Ehrmann: Innovator in Noise Evaluation and Information Transmission

Introduction

Frédérique Ehrmann is a prominent inventor based in Rennes, France. She has made significant contributions to the fields of noise evaluation and information transmission, holding a total of 6 patents. Her innovative work has garnered attention in the technology sector, particularly in relation to turbo-coding and error-correcting codes.

Latest Patents

Ehrmann's latest patents include a method and device for evaluating the noise associated with turbocodes. This invention focuses on estimating the noise related to data from a turbo-encoder. The process involves determining estimates of noise from various outputs and combining these estimates to derive a noise factor. This factor is then applied to the data from the encoders to enhance the evaluation of noise.

Another notable patent involves methods and devices for sending and receiving information. In this invention, an original information sequence is encoded using an error-correcting code. The encoded sequence is associated with frequency symbols, which undergo a reversible transformation. This transformation allows for the extraction of reduced frequency symbols that represent the original information sequence, facilitating complete or partial decoding.

Career Highlights

Frédérique Ehrmann is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and information technology. Her role at Canon has allowed her to further her research and development in innovative technologies.

Collaborations

Ehrmann has collaborated with notable colleagues, including François Thoumy and Philippe Le Bars. These partnerships have contributed to her success and the advancement of her inventions.

Conclusion

Frédérique Ehrmann's contributions to the fields of noise evaluation and information transmission highlight her innovative spirit and dedication to technology. Her patents reflect her expertise and commitment to advancing the industry.