Yang Cao

Title: Yang Cao - Innovator in Semiconductor Technology

Introduction

Yang Cao is a prominent inventor based in Chongqing, China. He has made significant contributions to the field of semiconductor technology. His innovative work has led to the development of a unique semiconductor cell structure and power semiconductor device.

Latest Patents

Yang Cao holds a patent for a semiconductor cell structure and power semiconductor device. This invention includes a highly-doped semiconductor material region, an epitaxial layer, a dielectric insulating layer, a semi-insulating material, and an active device region. A deep groove is etched on the epitaxial layer, extending into the highly-doped semiconductor material region. The dielectric insulating layer is formed on a side wall inside the deep groove, which is filled with semi-insulating material. This cell structure can be applied to power semiconductor devices, dramatically reducing process implementation difficulties. It also relaxes the harsh requirements on charge balance, broadening the tolerant charge mismatch percentage by approximately ten times. Additionally, it improves the long-term reliability of normal operation of the device cell.

Career Highlights

Yang Cao is affiliated with the No. 24 Research Institute of China Electronics Technology Group Corporation. His work at this institute has been pivotal in advancing semiconductor technologies. He has demonstrated a commitment to innovation and excellence in his field.

Collaborations

Yang Cao has collaborated with notable colleagues, including Zhaohuan Tang and Yong Liu. Their teamwork has contributed to the success of various projects and innovations in semiconductor technology.

Conclusion

Yang Cao's contributions to semiconductor technology exemplify the spirit of innovation. His patented inventions have the potential to significantly impact the industry, enhancing the reliability and efficiency of power semiconductor devices.