Bii-Juno Chang

Title: Bii-Juno Chang: Innovator in Semiconductor Imaging Technologies

Introduction

Bii-Juno Chang is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of semiconductor imaging technologies, holding 2 patents that enhance the performance of color imaging devices.

Latest Patents

Chang's latest patents include innovations such as a high transmittance overcoat for microlens arrays in semiconductor color imagers. This invention involves applying a transmittance overcoat with an effectively planar top surface and specified optical and material properties above a microlens layer. The goal is to extend the focal length and enhance the performance of long focal length microlenses for semiconductor array color imaging devices. The patents disclose geometrical optics design factors and microelectronic fabrication sequences that achieve optimized long focal length microlens performance. The adaptive process taught in these inventions enables real-time compensation adjustments for process and material variations. This overcoat process simplifies single-layer integrated microlens optics, facilitating low-cost, high-volume manufacturing of CMOS and CCD color video cameras.

Career Highlights

Bii-Juno Chang is currently employed at Taiwan Semiconductor Manufacturing Company Ltd., where he continues to innovate in the field of semiconductor technologies. His work has been instrumental in advancing the capabilities of imaging devices.

Collaborations

Chang has collaborated with notable coworkers, including Sheng-Liang Pan and Yu-Kung Hsiao, who contribute to the innovative environment at their workplace.

Conclusion

Bii-Juno Chang's contributions to semiconductor imaging technologies through his patents demonstrate his commitment to innovation and excellence in the field. His work continues to impact the development of advanced imaging solutions.