Location History:
- Hangzhou, CN (2012 - 2018)
- Chengdu, CN (2020 - 2022)
Company Filing History:
6 out of 326 
4 out of 364 
1 out of 15 Years Active: 2012-2022
Title: Innovations of Bairen Liu
Introduction
Bairen Liu is a prominent inventor based in Hangzhou, China. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced dimming circuits and power converter technologies. With a total of 11 patents to his name, Liu's work reflects a commitment to innovation and practical solutions in lighting and power management.
Latest Patents
One of Liu's latest patents is the "Flexible Dimming Circuit and a Method Thereof." This invention features a dimming circuit designed to control the current flowing through a light-emitting device. It includes a multi-function pin that can receive a dimming signal, allowing for regulation of the current based on the type of signal received. When the dimming signal is an analog voltage signal, the amplitude of the current is adjusted accordingly. Alternatively, if the signal is a pulse signal, the circuit can regulate the duty cycle or amplitude based on the frequency of the signal.
Another notable patent is the "Single Stage Multi-Outputs Circuit and a Method Thereof." This control circuit for a power converter provides at least two output voltages. It incorporates a first loop control circuit and a second loop control circuit, each designed to generate error amplifying signals based on their respective output voltages and reference voltages. Additionally, it features a saturation detecting circuit that indicates when saturation occurs, ensuring efficient operation of the power converter.
Career Highlights
Bairen Liu has worked with several notable companies in the industry, including Chengdu Monolithic Power Systems Co., Ltd. and Monolithic Power Systems, Inc. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Throughout his career, Liu has collaborated with talented individuals such as Bo Yu and Licheng Sheng. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Bairen Liu's contributions to the field of electrical engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.