Company Filing History:
8 out of 4,791 
3 out of 673 
Years Active: 1978-1994
Title: **Innovator Thomas P. Redfern: Pioneering Advances in Analog-to-Digital Converters**
Introduction
Thomas P. Redfern, based in San Jose, California, is a notable inventor with an impressive portfolio of 11 patents. His innovative work primarily focuses on the realm of analog-to-digital conversion technology, where he has contributed to advancements that have significant implications in the digital communication field.
Latest Patents
Among his latest patents, Redfern developed a **semi-flash A/D converter using switched capacitor comparators**. This invention utilizes switched capacitor inputs to perform charge subtraction, enabling precise significant bit comparisons essential for accurate digital conversion. The preferred embodiment incorporates a 6-input switched-capacitor comparator designed for efficient analog input signal management.
Another significant invention is his **method and apparatus for feedback control of I/O characteristics**. This patent addresses a transceiver network that facilitates communication between a data bus and a system controller. The design features a feedback loop that optimizes the performance of both the receiver and driver circuits, ensuring that the current characteristics align effectively with the system’s needs.
Career Highlights
Throughout his career, Redfern has collaborated with prominent companies in the technology sector, including National Semiconductor Corporation and Linear Technology Corporation. His contributions in these roles have enhanced product development and innovation within the field of electronic engineering.
Collaborations
Redfern has worked alongside esteemed professionals such as Joseph J. Connolly, Jr. and Thomas M. Frederiksen. These collaborations have led to significant advancements in various projects, further establishing Redfern's reputation as a leader in engineering innovation.
Conclusion
Thomas P. Redfern's extensive body of work showcases his commitment to advancing technology in analog-to-digital converters. His innovative patents not only reflect his technical expertise but also underscore his significant influence on the industry, shaping the future of electronic communications. The convergence of his ideas and teamwork has fostered a legacy of innovation that continues to inspire new generations of engineers and inventors.