David R Thomas

Title: Innovations of David R Thomas

Introduction

David R Thomas is a notable inventor based in Cynthiana, KY (US). He has made significant contributions to the field of network interface circuits, holding a total of seven patents. His work focuses on improving communication technologies and enhancing the efficiency of network systems.

Latest Patents

One of his latest patents is titled "Circuits and methods for improved network interface circuit protection." This invention involves a network interface circuit that includes an off-hook/on-hook circuit, which responds to the communications network. It provides an off-hook voltage that is substantially equal to the communications network voltage in an off-hook state and an on-hook voltage in an on-hook state. The design incorporates a voltage-controlled current source that delivers a load current proportional to the communications network voltage. Additionally, a divider circuit and a clamping circuit work together to manage input voltage and ensure the circuit operates effectively in both states.

Another significant patent is "Communication interface having combined shaping of receive response and synthesized matching terminating impedances for different frequency bands and a design method therefor." This invention addresses the need for a communication interface that can simultaneously shape synthesized terminating impedance across different frequency bands. It utilizes a transconductance amplifier and feedback loop to provide the necessary impedance matching, preventing frequency roll-off and ensuring optimal performance across various communication circuits.

Career Highlights

David R Thomas is currently employed at International Business Machines Corporation (IBM), where he continues to innovate and develop advanced communication technologies. His work has had a profound impact on the efficiency and reliability of network systems.

Collaborations

Throughout his career, David has collaborated with notable colleagues, including Jeffrey Haskell Derby and John C Cassani. These partnerships have contributed to the advancement of his inventions and the overall progress in the field of communication technology.

Conclusion

David R Thomas is a distinguished inventor whose work in network interface circuits has led to significant advancements in communication technology. His innovative patents reflect his commitment to improving network systems and enhancing communication efficiency.