Douglas R Peterson

Title: The Innovative Mind of Douglas R. Peterson

Introduction

Douglas R. Peterson, an accomplished inventor based in Minnetonka, MN, has made significant contributions to the field of technology, particularly in the realm of magnetoresistive sensors and preamplifiers. With a total of seven patents to his name, Peterson's work is notable for its practical applications in data storage and retrieval systems.

Latest Patents

Among his most recent innovations, Peterson developed a “Current biasing voltage sensing preamplifier for magnetoresistive heads.” This preamplifier design features first and second feedback loops that control the biasing of the magnetoresistive element, enhancing its performance. Specifically, the first feedback loop responds to a center voltage of the MR element, while the second feedback loop manages an output voltage across the element. Additionally, his patent for a “Referenced magnetoresistive sensor band pass preamplifier” focuses on the effective sensing of magnetization patterns in magnetic disk-based digital storage systems. This system utilizes a grounded magnetoresistive sensor, coupling the signals through a capacitor to a differential amplifier, where the structure dramatically influences the passband characteristics.

Career Highlights

Throughout his career, Peterson has been associated with several influential companies, including VTC Inc. and Agere Systems Guardian Corporation. His expertise has allowed him to innovate and improve technologies that are crucial for modern data handling and processing.

Collaborations

Collaboration has been key to Peterson's success. He has had the opportunity to work with talented individuals like Tuan V. Ngo and John S. Shier, whose collective expertise fostered an environment of innovation that led to several groundbreaking inventions in the field.

Conclusion

Douglas R. Peterson's persistent drive for innovation and his impressive portfolio of patents underscore his significant impact on technological advancements in magnetoresistive systems. As the industry continues to evolve, the contributions of inventors like Peterson remain critical in shaping the future of data storage and retrieval technologies.