Company Filing History:
Years Active: 2008-2011
Title: Shigekatsu Sagi: Innovator in Memory Control Technologies
Introduction
Shigekatsu Sagi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of data storage and memory control technologies. With a total of 3 patents to his name, Sagi's work has had a notable impact on the efficiency of data processing in computing systems.
Latest Patents
Sagi's latest patents include innovative technologies that enhance memory control. One of his notable inventions is a "Memory control apparatus and method using retention tags." This invention focuses on reducing traffic in interconnects during cache misses within a CPU. The apparatus utilizes data tags (DTAGs) for managing data in cache memory and a retention tag to indicate when object data is not held in the cache memory of any CPU in a local node. Another significant patent is the "System controller, speculative fetching method, and information processing apparatus." This system controller executes speculative fetching from memory before confirming the presence of requested data in the cache. It includes a consumption determining unit that monitors hardware resource usage and halts speculative fetching when resource consumption exceeds a predetermined threshold.
Career Highlights
Shigekatsu Sagi is currently employed at Fujitsu Corporation, where he continues to develop cutting-edge technologies in memory control. His work at Fujitsu has positioned him as a key player in advancing data processing capabilities in modern computing systems.
Collaborations
Sagi has collaborated with notable colleagues, including Akira Watanabe and Go Sugizaki. These collaborations have fostered innovation and contributed to the development of advanced technologies in the field.
Conclusion
Shigekatsu Sagi's contributions to memory control technologies exemplify his innovative spirit and dedication to enhancing data processing efficiency. His patents reflect a deep understanding of the challenges in computing and offer solutions that benefit the industry.