This inventor holds 3 USPTO granted patents. Top assignee: National Semiconductor Corporation. Active years: 2000-2001.
Location History:
- Tucson, AZ (US) (2000 - 2001)
- Tuscon, AZ (US) (2001)
Company Filing History:
Years Active: 2000-2001
Title: Innovations of David R MacQuigg
Introduction
David R MacQuigg is an accomplished inventor based in Tucson, AZ. He has made significant contributions to the field of voltage reference circuits, holding a total of 3 patents. His work focuses on enhancing the accuracy and reliability of voltage references, which are crucial in various electronic applications.
Latest Patents
One of his latest patents is the "CMOS voltage reference with post-assembly curvature trim." This invention provides an apparatus and method for performing curvature trim in a voltage reference circuit, allowing for adjustments to be made after the circuit has been packaged. The method involves switching in segments of non-linear resistors, which have a curvature characteristic opposite to the normal band-gap curvature. This innovative approach enables reliable and accurate correction for curvature variations associated with different process changes.
Another notable patent is the "CMOS voltage reference with a nulling amplifier." This design includes a band-gap core, a primary amplifier, and a nulling amplifier. The voltage reference is equipped with trim circuits that allow for adjustments after final packaging. The nulling amplifier effectively nulls errors from other sources, ensuring that the trim circuits can accurately adjust variations from the band-gap core without introducing switch transients into the output.
Career Highlights
David R MacQuigg is currently employed at National Semiconductor Corporation, where he continues to develop innovative solutions in the field of electronics. His expertise in voltage reference technology has positioned him as a key contributor to the company's advancements in this area.
Collaborations
Throughout his career, David has collaborated with various professionals, including his coworker Mark J Mercer. Their combined efforts have led to significant advancements in voltage reference technologies.
Conclusion
David R MacQuigg's contributions to the field of voltage reference circuits demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving electronic components, making a lasting impact on the industry.