Yi-Fei Lee

Title: The Innovative Mind of Yi-Fei Lee: A Journey Through Light Emitting Technologies

Introduction: Yi-Fei Lee is a prominent inventor based in Taipei, Taiwan, who has made significant contributions to the field of light emitting devices. With a remarkable portfolio of nine patents, Lee has demonstrated a keen ability to innovate and push the boundaries of technology in the lighting sector.

Latest Patents: Two of Yi-Fei Lee's latest patents illustrate his inventive prowess. The first patent focuses on a light emitting device that includes a lighting unit paired with a conversion material. This unique conversion material is designed to convert specific parts of invisible light emitted from the lighting unit into visible light, indicating the operation status of the unit. The spectral energy of this visible light is less than 20% compared to the spectral energy measured within the wavelength range of 200 nm to 380 nm.

The second patent delves into an LED package that consists of a chip carrier, an adhesive layer, a high-voltage LED die, and an encapsulating member. The design features a chip carrier that defines a receiving space, optimized for thermal management with an adhesive layer that boasts a thermal conductivity of 1 W/mK or greater. The high-voltage LED die, fortified with a trench at its optical center, enhances the light output while the encapsulating member includes multiple diffusers, ensuring efficient light distribution. The trench's dimensions are carefully engineered to range from 1 µm to 10 µm in width and a depth not exceeding 50 µm.

Career Highlights: Yi-Fei Lee has worked with renowned companies such as Lite-On Technology Corporation and Silitek Electronic (Guangzhou) Co., Ltd. His expertise in LED technology has been pivotal in driving innovations that improve lighting efficiency and performance.

Collaborations: Throughout his career, Lee has collaborated with talented individuals, including Chen-Hsiu Lin and Chun-Chieh Chang. These partnerships have played an instrumental role in advancing his projects and enriching the creative process behind his inventions.

Conclusion: Yi-Fei Lee's contributions to the field of light emitting devices underscore his status as a visionary inventor. With a solid foundation of patents and a background enriched by collaboration with industry peers, Lee is set to continue shaping the future of lighting technology. His inventive spirit and technical expertise inspire future innovations that promise to enhance the way we experience light.