Zhen-Li Ji

Title: Zhen-Li Ji: Innovator in Optical Technologies

Introduction

Zhen-Li Ji is a prominent inventor based in Pasadena, CA, known for his contributions to optical technologies. He holds 2 patents that showcase his innovative approach to integrating optical fibers with electronic circuits.

Latest Patents

One of his latest patents is the Fiber to Chip Coupler. This invention connects an optical fiber to an integrated circuit by laying a section of fiber on the chip's surface. The end of the fiber is cut at an angle to form a tip that reflects light down to a waveguide grating coupler on the integrated circuit. This design allows light to be reflected through total internal reflection, enabling efficient light propagation in both directions. Another significant patent is the CMOS Process Waveguide Coupler. This invention addresses the challenges of depositing metallic salicide on integrated circuits without damaging optical elements. By introducing a salicide blocking layer, Zhen-Li Ji protects optical waveguides and light scatterers from damage during the salicide deposition process.

Career Highlights

Zhen-Li Ji is currently employed at Luxtera, Inc., where he continues to develop cutting-edge technologies in the field of optics and electronics. His work has significantly advanced the integration of optical components with electronic systems.

Collaborations

Throughout his career, Zhen-Li Ji has collaborated with notable professionals, including Lawrence Cary Gunn, III, and Thierry J. Pinguet. These collaborations have contributed to the success of his innovative projects.

Conclusion

Zhen-Li Ji's work in optical technologies exemplifies the intersection of innovation and practicality. His patents reflect a deep understanding of both optical and electronic systems, paving the way for future advancements in the field.