Company Filing History:
2 out of 306 
2 out of 1,302 
1 out of 3,597 
Years Active: 2014-2021
Title: The Innovative Contributions of Ming-Chieh Lee
Introduction
Ming-Chieh Lee is a notable inventor based in Pingtung County, Taiwan. He has made significant contributions to the field of LED technology, holding a total of 5 patents. His work focuses on developing advanced LED drive circuits that enhance the efficiency and functionality of LED lighting systems.
Latest Patents
One of Ming-Chieh Lee's latest patents is an LED drive circuit with a programmable input for LED lighting. This innovative circuit includes a magnetic device, a power transistor, a current-sense resistor, and a controller. The magnetic device receives an input voltage and generates an output current to drive at least one LED. The power transistor is coupled to the magnetic device, while the current-sense resistor forms a current input signal. The controller generates a switching signal to control the power transistor, allowing for modulation based on a programmable signal and the current input signal. This design significantly improves the performance of LED lighting systems.
Another patent by Lee involves a similar LED drive circuit that also features a programmable input. In this design, the controller generates a switching signal to switch a magnetic device, which receives an input voltage to produce an output current for driving LEDs. The controller includes an input circuit that receives a programmable signal, generating a programmable current that modulates the current input signal. This innovation allows for precise regulation of the output current, enhancing the overall efficiency of LED lighting.
Career Highlights
Ming-Chieh Lee has worked with several prominent companies in the semiconductor and electronics industry. Notably, he has been associated with System General Corporation and Fairchild Semiconductor Corporation. His experience in these organizations has contributed to his expertise in developing cutting-edge technologies in LED drive circuits.
Collaborations
Throughout his career, Ming-Chieh Lee has collaborated with talented individuals such as Ta-Yung Yang and Chuh-Ching Li. These collaborations have fostered innovation and have led to the development of advanced technologies in the field of LED lighting.
Conclusion
Ming-Chieh Lee's contributions to LED technology through his innovative patents and collaborations highlight his significant role in advancing the field. His work continues to influence the development of efficient and effective LED lighting solutions.