Kwok Fai Hui

Title: The Innovations of Kwok Fai Hui

Introduction

Kwok Fai Hui is a notable inventor based in Hong Kong, CN. He has made significant contributions to the field of electronics, particularly in the development of power supply circuits and linear regulator circuits. With a total of 2 patents to his name, his work showcases a blend of technical expertise and innovative thinking.

Latest Patents

One of Kwok Fai Hui's latest patents is a linear drop-out regulator circuit. This invention includes an output transistor that outputs an output current based on an input voltage. It features an error amplifier that outputs a control signal based on the electric potential difference between the output voltage and a reference voltage. Additionally, a buffer circuit is coupled between the error amplifier and the output transistor, along with a drive capability adjustment circuit that synchronizes the load drive capability of the buffer circuit with the output current.

Another significant patent is related to a power supply circuit and an overcurrent protection circuit. This power supply circuit includes an output transistor with a source coupled to the power supply voltage. It also features a first error amplifier that outputs a signal based on the potential difference between the output voltage and a reference voltage. The design incorporates a buffer transistor and a current detection transistor, along with an overcurrent protection circuit that limits the drain current of the buffer transistor based on the increase of the drain current of the current detection transistor.

Career Highlights

Kwok Fai Hui has worked with prominent companies in the semiconductor industry, including Spansion LLC and Fujitsu Semiconductor Limited. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the field of electronics.

Collaborations

Throughout his career, Kwok Fai Hui has collaborated with notable professionals such as Morihito Hasegawa and Hidenobu Ito. These collaborations have likely enriched his work and expanded his innovative capabilities.

Conclusion

Kwok Fai Hui's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His innovative designs in power supply circuits and linear regulator circuits demonstrate his commitment to advancing technology.