Yi-Fan Liao

Title: Yi-Fan Liao: Innovator in LED Technology

Introduction

Yi-Fan Liao is a prominent inventor based in Taipei, Taiwan. He has made significant contributions to the field of LED technology, holding a total of five patents. His innovative designs focus on enhancing the functionality and efficiency of LED lighting systems, particularly in camera applications.

Latest Patents

One of Yi-Fan Liao's latest patents is the "LED array flash for cameras." This invention features a LED array and a controller, where the LED array consists of at least one LED light source with a first-order lens. The design allows for an oblong or round distribution pattern with uniform light intensity. The controller manages various flash modes, including low brightness continuous lighting and high brightness pulse lighting, optimizing power usage and preventing overheating.

Another notable patent is the "Aspherical LED angular lens for central distribution patterns and LED assembly using the same." This invention includes an optical lens with a concave surface on the source side and a convex surface on the project side. The LED assembly utilizing this optical lens can accumulate light emitted from the LED die, generating a peak intensity of the central angular circle distribution pattern. This design meets the requirements for a luminous flux ratio greater than 85%, making it suitable for cell phone flashlights and camera flashlights.

Career Highlights

Yi-Fan Liao is currently employed at E-pin Optical Industry Co., Ltd., where he continues to develop innovative LED solutions. His work has significantly impacted the industry, particularly in enhancing the performance of lighting systems used in photography and mobile devices.

Collaborations

Throughout his career, Yi-Fan has collaborated with notable colleagues, including San-Woei Shyu and Bo-Yuan Shih. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of optics.

Conclusion

Yi-Fan Liao's contributions to LED technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of optical design and a dedication to improving lighting solutions for various applications. His work continues to influence the industry and inspire future advancements in LED technology.