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Title: Inventor Wan Tim Chan: A Pioneer in High Voltage Analog Switch Technology
Introduction
Wan Tim Chan is an accomplished inventor based in Hong Kong, China, with an impressive portfolio that includes eight patents to his name. His innovative work primarily focuses on the field of analog switches, leading to significant advancements in technology that allow for the transmission of high voltage signals without the need for high voltage power supplies.
Latest Patents
One of Wan Tim Chan's most notable inventions is the analog switch designed for transmitting high voltage signals in the range of -100V to +100V. This invention details multiple designs that enhance the performance of analog switches. The application of translinear loops and a bootstrap configuration ensures a constant on-resistance for the symmetrical switches. This design matches the conductance of each analog switch to the transconductance of NMOS transistors, which can be easily stabilized using a constant gbiasing scheme. Furthermore, in certain embodiments, a shunt termination (T-switch) configuration has been utilized to improve off-isolation, enabling each symmetrical switch with its own translinear loop for flexibility in on-resistance and termination voltage.
Career Highlights
Throughout his career, Wan Tim Chan has held significant positions at reputable companies, including Microchip Technology Inc. and Supertex, Inc. His work in these organizations has contributed to the development of various technologies, solidifying his status as an influential inventor in the industry.
Collaborations
Wan Tim Chan has collaborated with notable colleagues such as Isaac Ko and Ka Wai Ho. These partnerships have likely fostered a creative environment that has led to the successful development of innovative technologies and patents in the field.
Conclusion
Wan Tim Chan's contributions to high voltage analog switch technology demonstrate his commitment to innovation and excellence. With a total of eight patents, his work continues to impact the field significantly, paving the way for future advancements in high voltage signal transmission technology. His career and collaborations highlight the importance of teamwork in achieving remarkable inventions that push the boundaries of engineering and technology.