Company Filing History:
Years Active: 1998
Title: Douglas Melville Harrison: Innovator in Antenna Feed Systems
Introduction
Douglas Melville Harrison, an accomplished inventor based in Salt Lake City, UT, has made significant contributions to the field of antenna technology. With a total of three patents to his name, Harrison’s work centers on advanced feed systems that enhance the performance of antennas.
Latest Patents
Harrison's recent innovations include two notable patents: the "Launcher for Plural Band Feed System" and the "Shrouded Horn Feed Assembly." Both patents focus on sophisticated coaxial waveguide designs that facilitate the simultaneous transmission of both higher and lower frequency radiations. The Launcher patent describes a unique feed system where inner and outer coaxial waveguides apply higher and lower frequency signals to a common radiating aperture through a horn and shroud configuration. This innovative design incorporates a set of four waveguides capable of launching waves with desired propagation modes, enhancing bandwidth and ensuring optimal signal transmission.
The Shrouded Horn Feed Assembly operates on similar principles, utilizing the coaxial waveguides to achieve effective signal transmission across a wide bandwidth. With features like impedance matching rings and a dielectric rod for beam shaping, Harrison's inventions demonstrate a high level of engineering and attention to detail, creating a single common phase center for simultaneous multi-band radiation.
Career Highlights
Douglas Melville Harrison has established a reputable career at L-3 Communications Corporation, where he has had the opportunity to advance his research and contribute to cutting-edge technology in the aerospace and communications industries. His expertise in antenna systems has positioned him as a key player in the development of modern communication technologies.
Collaborations
Throughout his career, Harrison has collaborated with esteemed colleagues, including Bryant Ford Anderson and Paul Johann Gartside. These partnerships have enabled a productive exchange of ideas and innovations, fostering advancements in antenna technology.
Conclusion
Douglas Melville Harrison stands out as a prominent inventor in the realm of antenna feed systems. With his groundbreaking patents, Harrison not only enhances communication systems but also sets benchmarks for future innovations in the field. His contributions through L-3 Communications Corporation and collaborations with fellow inventors reflect a commitment to pushing the boundaries of technology in telecommunications.