John I Thackara

Title: The Innovations of John I Thackara

Introduction

John I Thackara is a notable inventor based in Sunnyvale, CA (US). He has made significant contributions to the field of integrated optics, holding a total of 10 patents. His work primarily focuses on the development of advanced optical switches utilizing liquid crystal technology.

Latest Patents

Among his latest patents are the liquid crystal thermo-optic switch and element, which is a channel waveguide switch driven by liquid crystal thermo-optic elements. This invention is suitable for integrated optic applications. The design features two trenches filled with a liquid crystal material that possesses positive birefringence. By manipulating the temperature of the trenches, the switch can effectively control the guided optical modes.

Another significant patent is the planar waveguide switch and optical cross-connect. This integrated optic switch is designed for optical cross-connect applications. It utilizes a narrow trench filled with liquid crystal material, allowing for nearly complete optical transmission when held at specific temperatures. This technology can be configured to operate as a variable attenuator, enhancing its versatility in optical communications.

Career Highlights

Throughout his career, John I Thackara has worked with prominent companies, including Lockheed Missiles & Space Company, Inc. His innovative work has positioned him as a key figure in the development of optical technologies.

Collaborations

John has collaborated with notable individuals in the field, including George F Lipscomb and Hyun-Nam Yoon. Their combined expertise has contributed to the advancement of optical technologies and applications.

Conclusion

John I Thackara's contributions to the field of integrated optics through his innovative patents and collaborations have significantly impacted the industry. His work continues to influence the development of advanced optical technologies.