Company Filing History:
Years Active: 1981-1991
Title: The Innovations of Donald E. Marshall
Introduction
Donald E. Marshall is a notable inventor based in Harvard, MA (US). He has made significant contributions to the field of integrated circuits and infrared signal processing. With a total of 3 patents, his work has had a lasting impact on technology.
Latest Patents
One of his latest patents is a module for interconnecting integrated circuits. This arrangement minimizes cross-talk, reduces noise, and maintains controlled impedance. It utilizes a thermally conductive baseplate to support integrated circuit die within a multi-layered substrate. The design ensures that the integrated circuit die are thermally coupled to the baseplate, with apertures in the substrate for receiving the die. Tape automated bonding connects the leads on the integrated circuit die with conductors in the substrate. Additionally, the multi-layered substrate features separate power and ground layers to further minimize noise interference.
Another significant patent involves a mounting means for pyroelectric detector arrays. This apparatus is designed for processing infrared signals and includes a pyroelectric detector array with multiple detector elements. It employs electrically conductive epoxy polymer mounting means that provide individual electrical contact for each detector element. The circuit means attached to the other end of the mounting means processes the electrical signals from the array.
Career Highlights
Donald E. Marshall has worked with prominent companies such as Honeywell GmbH and Digital Equipment Corporation. His experience in these organizations has contributed to his expertise in the field of electronics and signal processing.
Collaborations
Throughout his career, Donald has collaborated with notable individuals, including William J. White and Jeffrey C. Gelpey. These collaborations have likely enriched his work and led to innovative solutions in technology.
Conclusion
Donald E. Marshall's contributions to the field of integrated circuits and infrared signal processing are noteworthy. His patents reflect a commitment to innovation and excellence in technology. His work continues to influence advancements in the industry.