Company Filing History:
2 out of 20 
1 out of 33 Years Active: 2019-2021
Title: Hanfu Shi: Innovator in Transconductance Amplifiers and High-Speed Triggers
Introduction
Hanfu Shi is a notable inventor based in Chongqing, China. He has made significant contributions to the field of electronics, particularly in the development of transconductance amplifiers and high-speed low-power-consumption triggers. With a total of 3 patents to his name, his work reflects a commitment to innovation and efficiency in electronic design.
Latest Patents
One of Hanfu Shi's latest patents is a transconductance amplifier based on a self-biased cascode structure. This invention includes a self-biased cascode input-stage structure made up of PMOS input transistors, a self-biased cascode first-stage load structure using NMOS transistors, and a second-stage common-source amplifier structure. The design aims to enhance output impedance and DC gain, achieving a higher figure of merit through its innovative compensation capacitor connection.
Another significant patent is a high-speed low-power-consumption trigger. This device comprises a control signal generation circuit, an enabling unit, and a latch structure. The latch structure features multiple input and output ends, allowing for efficient signal processing. The enabling unit consists of two enabling circuits that work together to optimize the performance of the trigger.
Career Highlights
Hanfu Shi has worked with prominent organizations in the electronics sector, including the China Electronic Technology Corporation and the 24th Research Institute of China Electronics Technology Group Corporation. His experience in these institutions has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Throughout his career, Hanfu Shi has collaborated with notable colleagues such as Daiguo Xu and Gangyi Hu. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Hanfu Shi's contributions to the field of electronics through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in electronic design and innovation.