Henri Derewonko

Title: Innovations of Henri Derewonko

Introduction

Henri Derewonko is a notable inventor based in Voisins Le Bretonneux, France. He has made significant contributions to the field of semiconductor devices, holding a total of 2 patents. His work focuses on enhancing the performance and functionality of field-effect transistors.

Latest Patents

Derewonko's latest patents include a field-effect semiconductor device comprising an ancillary electrode. This innovative device features a semiconducting body with source, gate, and drain metallizations that define a main transistor. The drain metallization is divided into two parts, separated by a channel that hosts a secondary gate metallization, effectively creating a secondary transistor. This design allows for improved control over the gain of the main transistor and the modulation of its amplitude signal.

Another significant patent is the encapsulated low-noise ultra-high frequency semiconductor device. This invention involves an ultra-high frequency transistor housed in a hermetically sealed package, which optimizes its performance characteristics. To reduce the noise factor, the geometrical dimensions of the gate are minimized, and a choke is mounted to pre-match the transistor's impedance with the external circuit connections. This invention is particularly applicable to low-noise ultra-high frequency amplifiers.

Career Highlights

Henri Derewonko is associated with Thomson Hybrides Et Microondes, where he continues to innovate in the field of semiconductor technology. His work has contributed to advancements in high-frequency applications and has positioned him as a key figure in his industry.

Collaborations

Derewonko has collaborated with notable colleagues, including Daniel Delagebeaudeuf and Patrick Resneau. These partnerships have fostered a collaborative environment that enhances the development of innovative technologies.

Conclusion

Henri Derewonko's contributions to semiconductor technology through his patents reflect his commitment to innovation and excellence. His work continues to influence the field, paving the way for future advancements in high-frequency applications.