Company Filing History:
Years Active: 2010
Title: Innovations of Chien-Feng Lee
Introduction
Chien-Feng Lee is a notable inventor based in Taipei, Taiwan. He has made significant contributions to the field of electronics, particularly in the development of frequency dividers. His innovative work has led to the granting of a patent that showcases his expertise and creativity.
Latest Patents
Chien-Feng Lee holds a patent for an "Injection-locked frequency divider with a wide injection-locked frequency range." This invention includes a signal injection circuit and a Colpitts voltage-controlled oscillator (VCO). The signal injection circuit is designed to inject an injection signal, while the Colpitts VCO comprises first and second transistors, first and second LC tank circuits, and a cross-coupled transistor pair. The first terminals of the transistors receive the injection signal, and the LC tank circuits determine the resonance frequency of the oscillation signal. The cross-coupled transistor pair provides an equivalent negative resistance, allowing the injection signal and oscillation signal to mix in frequency and generate differential output signals. This innovative design enhances the performance and efficiency of frequency dividers.
Career Highlights
Chien-Feng Lee is affiliated with National Taiwan University, where he continues to engage in research and development. His work in the field of electronics has positioned him as a valuable contributor to technological advancements. He has demonstrated a commitment to innovation through his research and patent contributions.
Collaborations
Chien-Feng Lee collaborates with Sheng-Lyang Jang, working together to push the boundaries of electronic engineering. Their partnership exemplifies the importance of teamwork in driving innovation and achieving significant breakthroughs in technology.
Conclusion
Chien-Feng Lee's contributions to the field of electronics, particularly through his patented invention, highlight his role as an influential inventor. His work continues to inspire advancements in technology and showcases the importance of innovation in the modern world.