Ping-Tong Ho

Title: Innovations by Ping-Tong Ho in Photonic Device Fabrication

Introduction

Ping-Tong Ho is an accomplished inventor based in Rockville, MD (US). He has made significant contributions to the field of photonics, particularly in the fabrication of integrated optical structures. His innovative approach has led to advancements in manufacturing processes that enhance the performance of photonic devices.

Latest Patents

Ping-Tong Ho holds a patent for a "Method for fabrication of vertically coupled integrated optical structures." This patent describes a manufacturing process that utilizes projection lithographic techniques to create vertically coupled integrated photonic devices. The process involves forming a multi-layered structure that includes core waveguiding layers separated by a coupling interlayer, all sandwiched between cladding layers. The alignment marks are etched through the entire structure, ensuring visibility on both sides for conventional projection steppers. This innovative method allows for the precise definition of optical features at both the bottom and top levels of the structure.

Career Highlights

Ping-Tong Ho is affiliated with the University System of Maryland, where he continues to contribute to research and development in photonics. His work has garnered attention for its potential applications in various technological fields, including telecommunications and data processing.

Collaborations

Throughout his career, Ping-Tong Ho has collaborated with notable colleagues such as John V Hryniewicz and Philippe Absil. These collaborations have further enriched his research and have led to advancements in the field of integrated photonic devices.

Conclusion

Ping-Tong Ho's innovative methods in the fabrication of photonic devices demonstrate his significant impact on the field of optics. His contributions continue to pave the way for future advancements in technology.