Company Filing History:
Years Active: 2003-2005
Title: The Innovations of David Marshall
Introduction
David Marshall is a notable inventor based in Fort Collins, Colorado. He has made significant contributions to the field of technology, particularly in the area of data bus systems. With a total of eight patents to his name, Marshall's work has had a considerable impact on the design and functionality of printed circuit boards.
Latest Patents
Among his latest patents is a data bus with separate matched line impedances and a method of matching line impedances. This invention discloses a data bus for a printed circuit board that features a plurality of lines separated by a substrate. The method aims to create a bus that reduces reflection of signal energy at the interface between the bus and a receiving agent. The bus includes separate terminations for data lines and strobe lines, which are matched to impedances calculated from the lines to minimize reflected energy. Another significant patent is a method and apparatus for a high-speed bus that has adjustable, symmetrical, edge-rate controlled waveforms. This method enhances noise margin on digital signal lines by evaluating impedances and lengths, determining resonances, and optimizing target waveforms for each line.
Career Highlights
David Marshall is currently associated with Hewlett-Packard Development Company, L.P. His work at this esteemed organization has allowed him to further develop his innovative ideas and contribute to advanced technology solutions. His patents reflect his commitment to improving digital communication systems.
Collaborations
Throughout his career, Marshall has collaborated with notable colleagues, including Karl Joseph Bois and David W. Quint. These collaborations have likely enriched his work and led to further advancements in their respective fields.
Conclusion
David Marshall's contributions to technology through his patents and work at Hewlett-Packard Development Company, L.P. highlight his innovative spirit and dedication to enhancing digital communication systems. His inventions continue to influence the industry and pave the way for future advancements.