William D Westwood

Title: Inventor William D. Westwood: Innovating Optoelectronics and Plasma Etching

Introduction

William D. Westwood, based in Nepean, Canada, has made significant contributions to the fields of optoelectronics and plasma etching through his innovative inventions. With a remarkable portfolio of 13 patents, he exemplifies the spirit of creativity and engineering in modern technology.

Latest Patents

Among his latest inventions is the "Optoelectronic Apparatus and Method for Its Fabrication." This patent details an edge-emitting optoelectronic source that is integrally formed on the surface of a semiconductor substrate. The accompanying optical waveguide is aligned with the source for effective optical coupling, incorporating an optical diverter that redirects light towards the source. Additionally, an optoelectronic detector is anchored to this surface, capable of receiving diverted light. This technology is specifically designed to launch and detect optical signals in extensive bidirectional optical fiber transmission systems, showcasing advanced communication capabilities.

Another noteworthy patent is "End Point Control in Plasma Etching," which focuses on detecting the endpoint in plasma etching processes. By monitoring optical emissions from the plasma and identifying significant intensity changes in these emissions, the method provides insights into material etching, marking the completion of one material's etching and the initiation of another. This technique is also applicable for the removal of photoresist materials, enhancing precision in manufacturing processes.

Career Highlights

William D. Westwood's career is intertwined with his work at Northern Telecom Limited, a leader in telecommunications technology. His role has permitted him to explore and develop innovative solutions that have had a lasting impact on the industry.

Collaborations

Westwood has worked alongside notable colleagues, including Paolo Cielo and Herman W. Willemsen. These collaborations highlight the synergistic approach that fosters innovation within technology fields, allowing for the sharing of ideas and expertise.

Conclusion

William D. Westwood continues to be a prominent figure in the realm of technological innovation, particularly in optoelectronics and plasma etching. His extensive patent portfolio signifies his dedication to advancing technology and his significant contributions will undoubtedly influence future developments in these areas.