Chu-Liang Cheng

Title: **Innovative Contributions of Chu-Liang Cheng in Electrical Engineering**

Introduction

Chu-Liang Cheng, an accomplished inventor based in Piscataway, NJ, has made significant contributions to the field of electrical engineering with a focus on semiconductor technology. With a total of four patents to his name, Cheng has played a pivotal role in developing advanced devices that enhance the performance of integrated circuits.

Latest Patents

Cheng’s latest patents include groundbreaking innovations such as the "Process for Making Indium Gallium Arsenide Devices." This patent describes junction field effect transistors with exceptionally short gates and a self-aligned structure, enabling a close approach of source and drain electrodes to the p-n junction. These devices exhibit high speed and high gain, making them highly beneficial when combined with other field effect transistors in integrated circuits.

Another notable patent is the "Method of Making Vertical Enhancement-Mode Group III-V Compound MISFETS." This invention includes a vertical, enhancement-mode InP MISFET which comprises a conducting n-type substrate and a semi-insulating Fe-doped InP blocking layer. The design features a groove that extends through both the conducting layer and the blocking layer, allowing conduction channels to form along the sidewalls of the groove when a positive gate voltage is applied, enabling vertical current flow from drain to source.

Career Highlights

Throughout his career, Chu-Liang Cheng has worked for prominent companies such as American Telephone & Telegraph Company and AT&T Bell Laboratories. His expertise in semiconductor devices has greatly influenced the technology developed within these organizations, allowing them to stay at the forefront of telecommunications advancements.

Collaborations

In his journey of innovation, Cheng has collaborated with notable coworkers such as Julian Cheng and Stephen R. Forrest. These collaborations have enriched the development process of his inventions and have contributed to the overall advancement of semiconductor technology.

Conclusion

Chu-Liang Cheng stands out as a significant figure in the field of electrical engineering through his inventive contributions. With four patents and a successful career in reputable companies, his work continues to pave the way for new technologies that enhance the capabilities of integrated circuits. His dedication to innovation showcases the vital role inventors play in shaping modern technology.