This inventor holds 34 USPTO granted patents and 11 published patent applications, primarily in LED Lighting Technology. Top assignees: Unity Opto Technology Co., Ltd., Digibionic Lifestyle Co., Ltd.. Active years: 2011-2025.
Location History:
- San Chung, TW (2011 - 2013)
- Taipei County, TW (2013)
- New Taipei, TW (2014 - 2021)
Company Filing History:
32 out of 70 
2 out of 2 Years Active: 2011-2025
Areas of Expertise:
Title: Chih-Hsien Wu: Innovator in LED Technology
Introduction
Chih-Hsien Wu, based in New Taipei, Taiwan, is a prominent inventor with an impressive portfolio of 32 patents. His work primarily focuses on advancements in LED technology, making significant contributions to the field through innovative designs and solutions.
Latest Patents
Wu’s latest patents showcase his commitment to creating efficient and effective LED systems. One of his notable inventions is the **Flicker-free Linear LED Drive Circuit**, which addresses common flickering issues in LED lighting. This circuit converts input voltage from an external power supply into a controlled output current for LED applications. It comprises a measuring module that evaluates the phase angle of the rectified voltage, a regulating module that constructs a complex voltage signal, and a rectifier module for optimal performance.
Another significant invention is the **High-voltage Linear Drive and Memory Dimming LED Lighting Device**. This advanced lighting device incorporates a high voltage linear constant current circuit and a control integrated circuit (IC), capable of receiving high voltage signals directly. It features a voltage regulator module, a switching module with multiple electronic switches, and a memory module for enhanced functionality and control over LED lighting.
Career Highlights
Chih-Hsien Wu is associated with Unity Opto Technology Co., Ltd., a company known for its dedication to developing leading-edge LED solutions. His innovative contributions have played a crucial role in advancing the capabilities and efficiency of LED lighting products.
Collaborations
Throughout his career, Wu has collaborated with talented individuals such as Wei Chang and Kai-Cheng Chuang. These collaborations have enriched his work and fostered an environment of innovation and excellence in LED technology development.
Conclusion
Chih-Hsien Wu continues to be a key figure in the LED technology realm, with a robust patent portfolio that reflects his innovative spirit. His latest inventions not only solve prevalent issues in LED systems but also pave the way for further advancements in this critical field of technology, showcasing his commitment to excellence and innovation.