Company Filing History:
Years Active: 2003-2011
Title: Kazuya Ryu: Innovator in Optical Network Technology
Introduction
Kazuya Ryu is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the field of optical network technology, holding a total of 5 patents. His work focuses on enhancing data transmission methods and improving network efficiency.
Latest Patents
One of Kazuya Ryu's latest patents is a frame transmitting apparatus and method utilizing a round-robin technique. This apparatus is designed to transmit frames to a receiving apparatus, incorporating several key units. An accumulated-capacity-value storage unit calculates and stores an accumulated capacity value. Additionally, a cycle and capacity storage unit keeps track of the cycle and frame read capacity for each cycle. The apparatus also includes an adding unit that updates the accumulated capacity value and a subtracting unit that adjusts it based on frame read capacity. A transmission controlling unit manages the frame transmission using the accumulated capacity value.
Another notable patent is for an optical network unit and an optical line terminal. This invention efficiently controls data receiving and dechurning processes in a passive optical network. It features a churning parameter memory subsystem with two memory banks. The first bank stores currently used churning parameters, while the second bank holds updates. These banks switch roles during a churning key updating time point, allowing for seamless updates. A data dechurning unit processes a data stream of frames, applying updates to parameters in subsequent frames.
Career Highlights
Kazuya Ryu is currently employed at Fujitsu Corporation, where he continues to innovate in the field of optical networks. His work has significantly impacted the efficiency and reliability of data transmission technologies.
Collaborations
He collaborates with notable colleagues such as Shinichi Fujiyoshi and Kazuhiro Uchida, contributing to advancements in their shared field of expertise.
Conclusion
Kazuya Ryu's contributions to optical network technology through his patents and work at Fujitsu Corporation highlight his role as a key innovator in the industry. His inventions are paving the way for more efficient data transmission methods.