Location History:
- Boulder, CO (US) (1992)
- Redondo Beach, CA (US) (1992 - 2004)
- Arlington, TX (US) (1989 - 2011)
- Charlton, MD (US) (2011)
- Rancho Palos Verdes, CA (US) (2007 - 2019)
Company Filing History:
11 out of 3,385 
5 out of 3,081 
2 out of 841 
Years Active: 1989-2019
Title: Andrew Donovan Smith - Innovator in RF Technologies
Introduction
Andrew Donovan Smith, based in Redondo Beach, California, is an accomplished inventor with a remarkable portfolio of 21 patents. His work primarily focuses on innovations in radio frequency (RF) technologies, showcasing his expertise in creating advanced transmission and imaging systems.
Latest Patents
Among his latest patents, Smith has developed a **3D RF-substrate patterning** technology, which involves a microstrip transmission line consisting of a dielectric substrate with periodic sinusoidal undulation portions. This innovative design features spaced peaks and troughs that optimize the ratio between the conductive strip's width and the height of the substrate, enhancing performance.
Another significant patent is the **Delta-sigma digital radiometric system**, which is a passive system designed for thermally imaging objects. This system includes a digital square-law quantizer circuit with multiple comparators and a voltage divider network. It processes different reference signals and converts them into normalized digital bit words, ultimately providing a high-performance analog signal for feedback.
Career Highlights
Throughout his career, Andrew has contributed significantly to the field of RF technologies by working with notable companies, including Northrop Grumman Corporation and TRW Limited. His roles in these organizations have enabled him to refine his skills and deepen his understanding of complex systems.
Collaborations
Smith has collaborated closely with other talented professionals in his field, including Shimen K. Claxton and Mark Kintis. Together, these inventors have pushed the boundaries of innovation, leading to advancements that have made a notable impact in their respective domains.
Conclusion
Andrew Donovan Smith stands out as a prolific inventor whose contributions to RF technology and digital systems reflect his commitment to innovation. With a robust patent portfolio and a history of impactful collaborations, he continues to play a vital role in advancing technology in his industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.