Company Filing History:
Years Active: 2001
Title: **Innovator Spotlight: Daniel Ullum**
Introduction
Daniel Ullum, an accomplished inventor based in San Jose, California, has made noteworthy contributions to the field of networking technology. His innovative work, specifically in the area of look up mechanisms for network switches, enhances the efficiency of data frame management in high-performance systems.
Latest Patents
Ullum holds a significant patent titled "Look up mechanism and associated hash table for a network switch." This invention describes an advanced look up mechanism that accesses a RAM to obtain forwarding information for data frames transported among the ports of a high-performance switch. The mechanism includes a multi-page look up table and a unique hashing technique that uses a Media Access Control (MAC) address and a Virtual Local Area Network (VLAN) identifier to derive a hash key. This hash key serves as an address pointing to a specific entry in the look up table, enabling faster access to crucial forwarding information and enhancing overall switch performance.
Career Highlights
Currently, Daniel Ullum is employed at Cisco Systems Inc., a leading company in the networking technology sector. His role here allows him to leverage his expertise in creating innovations that improve networking systems and protocols, driving the company’s commitment to technological advancement.
Collaborations
Throughout his career, Ullum has collaborated with esteemed colleagues including Thomas James Edsall and Soei-Shin Hang. These partnerships have helped to cultivate a creative environment where inventive solutions are developed and shared, further contributing to advancements in networking technologies.
Conclusion
Daniel Ullum's contributions through his patent showcase his dedication to innovation in the networking industry. With a focus on improving the efficiency of network switches, Ullum exemplifies the spirit of innovation that drives technology forward. His work at Cisco Systems Inc. and collaborations with notable peers position him as a key figure in the field of networking technology.