Chieh-Min Feng

Title: Chieh-Min Feng: Innovator in Trimming Devices and Amplifier Technology

Introduction

Chieh-Min Feng is a notable inventor based in Chupei, Taiwan. He has made significant contributions to the field of electronics, particularly in the development of trimming devices and amplifiers. With a total of 4 patents to his name, Feng continues to push the boundaries of innovation in his industry.

Latest Patents

Feng's latest patents include a "Trimmer device and related trimming method." This invention focuses on a trimmer device designed to adjust a reference signal of a target circuit. The device comprises a switch controlling module and an impedance adjustment circuit. The switch controlling module features a fuse that selectively melts based on the reference signal, along with a control signal generating circuit that produces a control signal according to the fuse's melting condition. The impedance adjustment circuit includes a switch module that is selectively conductive based on the control signal, and an impedance network that determines the equivalent impedance according to the switch module's conducting condition to further adjust the reference signal.

Another significant patent is the "Amplifier with common-mode feedback circuit." This invention provides a common-mode feedback circuit that is compensated by adding a compensating unit. As a result, the amplifier achieves two poles and one zero in its frequency response, ensuring that the gain of the amplifier is maintained while improving both the stability and the phase margin of the circuit.

Career Highlights

Chieh-Min Feng is currently employed at Realtek Semiconductor Inc., a leading company in the semiconductor industry. His work at Realtek has allowed him to develop innovative solutions that enhance electronic devices' performance and reliability.

Collaborations

Feng collaborates with talented coworkers, including Chao-Cheng Lee and Pao-Cheng Chiu. Their combined expertise contributes to the advancement of technology within their field.

Conclusion

Chieh-Min Feng is a prominent inventor whose work in trimming devices and amplifiers showcases his innovative spirit. His contributions to Realtek Semiconductor Inc. and the broader electronics industry highlight the importance of continuous research and development in technology.