Hak-Yam Tsoi

Title: The Innovations of Hak-Yam Tsoi

Introduction

Hak-Yam Tsoi is a notable inventor based in Kanata, Canada. He is recognized for his contributions to the field of integrated circuit technology. His work has led to advancements that enhance the performance of imaging devices.

Latest Patents

Hak-Yam Tsoi holds a patent for a "Deep depletion CCD imager." This innovative integrated circuit device features a high resistivity silicon substrate with a low resistivity region. A charge coupled array is fabricated in the high resistivity region, while an output circuit is created in the low resistivity region. The design includes a floating diffusion at the boundary between the two regions, facilitating charge coupling. The low resistivity region is prepared at temperatures exceeding 1000°C, ensuring a sufficiently deep low resistivity area. Subsequent processing for the charge coupled array and control circuit is conducted at lower temperatures to minimize thermal degradation and contamination.

Career Highlights

Hak-Yam Tsoi has made significant strides in his career, particularly through his work at Northern Telecom Limited. His expertise in integrated circuits has positioned him as a key figure in the development of advanced imaging technologies.

Collaborations

Hak-Yam Tsoi has collaborated with Joseph P Ellul, contributing to the innovative projects at Northern Telecom Limited.

Conclusion

Hak-Yam Tsoi's work in the field of integrated circuits, particularly with his patented deep depletion CCD imager, showcases his significant contributions to technology. His innovations continue to influence the development of imaging devices.