Mainn-Gwo Chen

Title: Mainn-Gwo Chen: Innovator in Dielectric Layer Measurement

Introduction

Mainn-Gwo Chen is a notable inventor based in Taichung, Taiwan. He has made significant contributions to the field of semiconductor technology, particularly in the measurement and processing of ultra-thin dielectric layers. With a total of 3 patents to his name, Chen's work has implications for various applications in electronics.

Latest Patents

One of Chen's latest patents is focused on the "Lifetime measurement of an ultra-thin dielectric layer." This method involves using approximately half of a stress voltage to measure the time-dependent leakage current of the ultra-thin dielectric layer, thereby determining its lifetime. Another significant patent is the "Method of local oxidation using etchant and oxidizer." This LOCOS method utilizes a reagent mixture of etchant and oxidizer to simultaneously form the FOX layer and remove the mask layer, with an applied temperature range of about 950-1150°C. The etchant, such as an HF acid solution, is employed to remove the mask layer, while the oxidizer, such as O2, is used to form the FOX layer on a silicon substrate.

Career Highlights

Throughout his career, Mainn-Gwo Chen has worked with prominent companies, including United Microelectronics Corporation. His expertise in semiconductor technology has allowed him to contribute to advancements in the industry.

Collaborations

Chen has collaborated with notable coworkers, including Chuan H Liu and Kuan-Yu Fu, further enhancing his innovative work in the field.

Conclusion

Mainn-Gwo Chen's contributions to the measurement and processing of ultra-thin dielectric layers highlight his role as a significant inventor in the semiconductor industry. His patents reflect a commitment to advancing technology and improving manufacturing processes.