Company Filing History:
Years Active: 1996-1999
Title: The Innovative Contributions of Roger Y Cheung
Introduction
Roger Y Cheung is a notable inventor based in Scarborough, Canada. He has made significant contributions to the field of technology, particularly in the area of mobile and wireless communications. With a total of 6 patents to his name, Cheung's work has had a considerable impact on how devices connect and communicate.
Latest Patents
Among his latest patents is a method and apparatus for providing a three-way connection between a mobile computing device, a stationary computing device, and a computer network. This innovative system operates in BRIDGE mode when a connection is established between a mobile device, such as a notebook computer, and a stationary device, like a desktop PC, over a wireless communication channel. In this mode, the system redirects information packets at the OSI layer 2, also known as the data link layer. When the notebook computer is not attached, the system switches to PASSTHROUGH mode, filtering non-broadcast message traffic from the Ethernet LAN based on the network address or group address of the desktop PC.
Another significant patent by Cheung involves connecting a wireless LAN to a wired LAN. This invention describes an internetworking node that provides services for mobile wireless nodes. Each mobile wireless node can associate with only one internetworking node, which relays messages between wireless nodes or between a wired Local Area Network and the wireless nodes.
Career Highlights
Roger Y Cheung is currently employed at International Business Machines Corporation (IBM), where he continues to innovate and develop new technologies. His work at IBM has allowed him to explore various aspects of mobile and wireless communications, contributing to the advancement of the industry.
Collaborations
Throughout his career, Cheung has collaborated with several talented individuals, including Peter E Reissner and Murray C Baker. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.
Conclusion
Roger Y Cheung's contributions to the field of technology, particularly in mobile and wireless communications, are noteworthy. His innovative patents and work at IBM highlight his commitment to advancing technology and improving connectivity.