David James Stewart

Title: David James Stewart: Innovator in Network Device Interface Technology

Introduction

David James Stewart is a notable inventor based in Tewksbury, MA (US). He has made significant contributions to the field of network technology, particularly through his innovative patent that enhances CPU efficiency in managing network device interfaces.

Latest Patents

David holds a patent for a "Network device/CPU interface scheme." This invention presents a system and method for implementing a CPU/Network Device Interface that minimizes CPU involvement in managing the interface. The patent introduces new data structures in shared memory that can be either read-only or write-only by the CPU. This allows the CPU to effectively utilize techniques such as write-posting and cache prefetching. Furthermore, the invention incorporates hardware-assisted packet transmission and high-level packet flow control, which significantly reduce the burden on the CPU. A fair allocation system is also included to ensure equitable access to the receive interface by multiple line cards.

Career Highlights

David is currently employed at Cisco Technology, Inc., where he continues to develop innovative solutions in network technology. His work has been instrumental in advancing the efficiency and performance of network devices.

Collaborations

David has collaborated with notable colleagues such as Andrew McRae and Sanjeev A Mahajan, contributing to a dynamic and innovative work environment.

Conclusion

David James Stewart's contributions to network device interface technology exemplify his commitment to innovation and efficiency. His patent reflects a deep understanding of the challenges in network management and offers practical solutions that benefit the industry.