Changyeong Jeong

Title: Innovations by Changyeong Jeong in Organic Light-Emitting Diodes

Introduction

Changyeong Jeong is a prominent inventor based in Ann Arbor, MI (US). He has made significant contributions to the field of organic light-emitting diodes (OLEDs). With a total of 2 patents, his work focuses on enhancing the efficiency and reliability of OLED technology.

Latest Patents

One of Changyeong Jeong's latest patents is titled "Elimination of waveguide modes in organic light-emitting diodes using an ultrathin transparent conductor." This innovative method aims to increase light emission efficiency in OLEDs by reducing specific waveguide modes. The design incorporates an ultrathin electrically conductive transparent metallic electrode, which is strategically placed within the OLED structure. This advancement allows for an external quantum efficiency of the organic light-emitting diode to reach ≥about 20%.

Another notable patent is for a "Highly reliable stacked white organic light emitting device." This OLED design includes a cathode and an anode, along with a blue emitting layer and two hybrid red/green emitting layers. The configuration enables the device to emit white light, showcasing the versatility and potential of OLED technology.

Career Highlights

Changyeong Jeong is affiliated with the University of Michigan, where he continues to push the boundaries of OLED research. His work has garnered attention for its practical applications and innovative approaches to common challenges in the field.

Collaborations

He has collaborated with notable colleagues such as Stephen R. Forrest and Caleb Coburn, contributing to a dynamic research environment that fosters innovation and creativity.

Conclusion

Changyeong Jeong's contributions to OLED technology through his patents reflect his commitment to advancing the field. His innovative methods and designs are paving the way for more efficient and reliable organic light-emitting devices.