Daniel R Meacham

Title: **Daniel R. Meacham: Innovator in Precision Voltage Reference Technologies**

Introduction

Daniel R. Meacham is a prominent inventor based in Del Mar, California, recognized for his contributions to the field of precision electrical engineering. With an impressive portfolio of 12 patents, Meacham has developed innovative technologies that significantly enhance the performance and reliability of electronic circuits.

Latest Patents

Among his latest patents, two stand out due to their groundbreaking nature. The first is the **Simplified curvature compensated bandgap using only ratioed components**, which presents a curvature compensated bandgap circuit capable of achieving near-perfect two parts-per-million performance without the need for over-temperature trimming. This advancement allows for refined performance metrics in precision voltage reference products, eliminating the necessity for individual device tuning during production. The core of this invention consists of a main operational amplifier exhibiting a second-order bowed voltage response over temperature, complemented by a PTAT circuit that provides a sigmoidal third-order shape for the bandgap voltage.

The second patent is the **Sampling input stage with multiple channels**, which devises an analog input stage featuring multiple differential input channels. This innovative design allows the selection of one differential input channel to provide an output signal. The architecture includes multiple identical selection units, wherein each can operate with differential input channels through differential multiplexer units, aimed at reducing unwanted crosstalk through effective signal cancellation.

Career Highlights

Over the course of his career, Daniel R. Meacham has made significant strides while working with leading technology companies. His tenure at National Semiconductor Corporation and Microchip Technology Inc. has been marked by a pursuit of excellence in developing electronic circuits and systems that push the boundaries of current technology.

Collaborations

Meacham has also collaborated with several individuals who share his passion for innovation. Notably, he has worked alongside Andrea Panigada and Jorge Grilo, contributing to a collaborative environment where ideas can flourish and lead to further technological advancements.

Conclusion

In summary, Daniel R. Meacham's contributions to the field of electrical engineering through his patents and collaborations reflect his dedication to innovation and excellence. His work continues to influence the industry, paving the way for future developments in precision voltage reference technologies and beyond.