Régis Vanderhaghen

Title: The Innovations of Régis Vanderhaghen

Introduction

Régis Vanderhaghen is a notable inventor based in Palaiseau, France. He has made significant contributions to the field of electronics, particularly in the development of transistors for active matrix displays. His work has implications for various display technologies, enhancing their performance and efficiency.

Latest Patents

Régis Vanderhaghen holds a patent for a "Transistor for active matrix display and a method for producing said transistor." This invention features a transistor that includes a microcrystalline silicon film and an insulator. The crystalline fraction of the microcrystalline silicon film is above 80%. The design incorporates a plasma treated interface located between the insulator and the microcrystalline silicon film, allowing the transistor to achieve a linear mobility equal to or superior to 1.5 cm²/V·s. This innovation ensures threshold voltage stability and features microcrystalline silicon grains ranging from 10 nm to 400 nm in size. Additionally, the invention pertains to a display unit with a line-column matrix of actively addressed pixels, each containing at least one of the described transistors.

Career Highlights

Throughout his career, Régis Vanderhaghen has worked with esteemed institutions such as the Centre National de la Recherche Scientifique and École Polytechnique. His experience in these organizations has allowed him to collaborate with leading experts in the field and contribute to groundbreaking research.

Collaborations

Régis has collaborated with notable colleagues, including Pere Roca I Cabarrocas and Bernard Drevillon. Their joint efforts have further advanced the understanding and application of transistor technology in display systems.

Conclusion

Régis Vanderhaghen's innovative work in transistor technology has made a significant impact on the field of electronics. His contributions continue to influence the development of advanced display technologies.