Location History:
- Elmhurst, IL (US) (1976 - 1978)
- Kennewick, WA (US) (1983)
- Mount Prospect, IL (US) (1982 - 1984)
Company Filing History:
Years Active: 1976-1984
Title: **Adrian J DeVries: Innovator in Surface Acoustic Wave Technology**
Introduction
Adrian J DeVries is a notable inventor based in Elmhurst, Illinois. His contributions to the field of surface acoustic wave technology have led to the development of 10 patents, showcasing his innovative spirit and commitment to advancing technology.
Latest Patents
Among his latest patents are significant breakthroughs, including the "Narrow Focus Compensating Transducer for Surface Acoustic Wave Filter." This patent discloses a compensation scheme that reduces production costs by allowing for less stringent alignment accuracy through a compensating transducer system. The design ensures receiver sensitivity at trap frequencies with a narrow compensating beam width, which can pass directly through a multi-strip coupler. The ingenious control of compensation is accomplished by targeting a small region of the receiving transducer and employing a compound compensating transducer system.
Another noteworthy invention is the "Surface Acoustic Wave Device Employing Reflectors," where electric domain reversals are arranged in parallel arrays on a piezoelectric ceramic substrate. This application results in strong reflectors for surface acoustic waves, which are essential components in devices such as filters and resonators. The preparation of these domains involves a unique poling process that applies a high DC voltage through a selective electrode pattern at temperatures optimized for performance.
Career Highlights
Adrian J DeVries continues to work for Zenith Radio Corporation, where he plays a pivotal role in enhancing acoustic wave technologies. His work has significantly impacted the efficiency and cost-effectiveness of acoustic wave devices, benefiting various applications in the electronics industry.
Collaborations
Throughout his career, DeVries has collaborated with esteemed colleagues, including Robert L Miller and Kai Hansen. These collaborations have fostered a productive environment that encourages innovation and the development of cutting-edge technologies in surface acoustic wave applications.
Conclusion
Adrian J DeVries stands as a prominent figure in the realm of acoustic wave innovation. With a formidable portfolio of patents and collaborative efforts within Zenith Radio Corporation, he continues to drive advancements that influence modern electronic devices. His work exemplifies the essence of innovation, merging theoretical advancements with practical applications to create impactful solutions in technology.