Company Filing History:
4 out of 270 
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1 out of 5 Years Active: 2019-2025
Title: **Zhifeng Li: Innovator in Facial Recognition and LED Technology**
Introduction
Zhifeng Li is a distinguished inventor based in Guangdong, China, known for his significant contributions to the fields of facial recognition technology and electronic lighting solutions. With a total of six patents to his name, Li has developed innovative methods and apparatuses that advance both consumer electronics and energy-efficient lighting.
Latest Patents
Among his latest patents is a **facial expression recognition method and apparatus**, which involves a sophisticated process of extracting and combining features from images to determine facial expressions. This innovation leverages color information and facial key points to enhance the accuracy of expression detection, enabling various applications in smart devices.
Another notable patent is focused on **eliminating flicker and providing open load protection for drivers compatible with NAFTA dimming electronic control gear (ECG)**. This electronic driver transforms input voltage into an operational voltage for LED lighting modules. It includes a flicker eliminating circuit that efficiently switches modes based on input voltage, achieving optimal performance and protection for LED systems.
Career Highlights
Zhifeng Li has strengthened his career through key positions at reputable companies such as Ledvance GmbH and Shenzhen Xfanic Technology Co., Ltd. His work at these organizations has not only facilitated the development of cutting-edge products but has also positioned him as a leading figure in the innovation landscape of electronic technologies.
Collaborations
Throughout his career, Li has collaborated with skilled professionals such as Hui Ye and Xiangping Liu. Their combined expertise has fostered a productive environment for innovation, resulting in advanced technologies and patent successes that reflect a shared commitment to excellence.
Conclusion
Zhifeng Li’s innovative spirit and technical expertise are evident in his contributions to facial expression recognition and lighting technologies. With six patents highlighting his commitment to advancing these fields, Li remains a prominent inventor whose work has the potential to influence future technologies significantly.