Chang-Fen Hu

Title: Chang-Fen Hu: Innovator in Semiconductor Technology

Introduction

Chang-Fen Hu is a prominent inventor based in Pan-Chao, Taiwan. He has made significant contributions to the field of semiconductor technology, holding a total of nine patents. His work focuses on circuit structures and low dropout regulator circuits, which are essential in modern electronic devices.

Latest Patents

Among his latest patents, one notable invention is related to semiconductor and circuit structures. This patent describes a circuit structure that includes a first die area with an output gate, a second die area containing a circuit and an input gate, and a die-to-die interconnect. The input gate features a transistor, and the circuit connects the die-to-die interconnect to the gate region of the transistor, which may include a MOS transistor. Additionally, a first source/drain region of the MOS transistor is connected to the die-to-die interconnect. Another significant patent involves low dropout regulator circuits, input/output devices, and methods for operating a low dropout regulator. This circuit comprises a voltage divider circuit that generates a feedback voltage based on the output voltage, an operational amplifier that outputs a driving signal according to the feedback voltage and a reference voltage, and a pass gate circuit with multiple current paths controlled by the driving signal.

Career Highlights

Chang-Fen Hu is currently employed at Taiwan Semiconductor Manufacturing Company Limited, a leading firm in the semiconductor industry. His expertise and innovative approach have contributed to the advancement of semiconductor technologies.

Collaborations

He has collaborated with notable coworkers, including Shao-Yu Li and Huan-Neng Chen, who share his commitment to innovation in the semiconductor field.

Conclusion

Chang-Fen Hu's contributions to semiconductor technology through his patents and work at Taiwan Semiconductor Manufacturing Company Limited highlight his role as a key innovator in the industry. His inventions continue to influence the development of modern electronic devices.