Mark R Waggoner

Title: Mark R. Waggoner: Innovator in Memory Circuit Technology

Introduction

Mark R. Waggoner is a notable inventor based in Palo Alto, California. He has made significant contributions to the field of memory circuit technology, holding a total of 2 patents. His work primarily focuses on enhancing media access controllers and improving data handling in Ethernet networks.

Latest Patents

Waggoner's latest patents include a "First-in, First-out Memory Circuit" and a "Cyclic Redundancy Check Circuit." The first patent introduces a media access controller that features a content addressable memory architecture. This architecture allows for address filtering of physical, group, and broadcast addresses on an Ethernet network. Additionally, it includes an interface architecture that supports external address filters, which can accommodate spanning tree and source routing algorithms. A notable aspect of this invention is the CRC checker, which has improved testability, eliminating the need for burdensome computations for input bit test patterns. Furthermore, the first-in, first-out memory register associated with this patent has validity bits for each stored data byte, allowing for indiscriminate storage of data bytes while discarding invalid ones during retrieval.

The second patent, the "Cyclic Redundancy Check Circuit," shares similar features with the first, emphasizing the importance of address filtering and improved testability in media access controllers. This innovation also focuses on the efficient handling of data bytes, ensuring that only valid data is retrieved.

Career Highlights

Mark R. Waggoner is currently employed at National Semiconductor Corporation, where he continues to develop innovative technologies in the field of electronics. His work has had a lasting impact on the efficiency and reliability of data transmission in networking systems.

Collaborations

Throughout his career, Waggoner has collaborated with talented individuals such as Ramin Shirani and Edwin Z. DeSouza. These collaborations have contributed to the advancement of technology in the semiconductor industry.

Conclusion

Mark R. Waggoner's contributions to memory circuit technology and media access controllers have established him as a significant figure in the field. His innovative patents reflect his commitment to improving data handling and network efficiency.