Company Filing History:
Years Active: 2004-2007
Title: Hechun Cai: Innovator in Wireless Communication Systems
Introduction
Hechun Cai is a notable inventor based in Vernon Hills, Illinois, who has made significant contributions to the field of wireless communication. With three patents to his name, Cai has demonstrated his dedication to innovation and technology in advancing communication systems.
Latest Patents
Cai's latest patents showcase his expertise in enhancing communication efficiency. One of his significant patents, titled "Method and apparatus for multicasting in a wireless communication system," introduces a system where all remote units participating in a group call can actively transmit uplink communications to their respective base stations through low-data rate traffic channels. This approach reduces network congestion by summing and broadcasting uplink transmissions only from remote units with the highest transmit energies.
Another important invention by Cai is the patent for "Method and apparatus for assigning a remote unit a channel within a communication system." This patent outlines a method during group calls where each remote unit receives a downlink supplemental transmission containing high-speed data, such as video. In this setup, a single supplemental channel is used for each base station, allowing for efficient management of uplink transmissions by assigning the channel to the remote unit with the highest voice-energy fundamental channel uplink.
Career Highlights
Hechun Cai has developed his career at Motorola Corporation, a company known for its pioneering work in telecommunications. His innovative spirit and technical skills have positioned him as a key contributor within the organization, leading to the successful development of groundbreaking communication technologies.
Collaborations
Throughout his career, Cai has had the opportunity to collaborate with talented colleagues, including ShaoWei Wei Pan and Jinzhong Zhang. These collaborations have facilitated the exchange of ideas and fostered an environment of creativity, contributing to the advancement of their projects.
Conclusion
In conclusion, Hechun Cai stands out as a remarkable inventor whose contributions to wireless communication have had a significant impact on the industry. His patents reflect a deep understanding of communication systems, and his collaborative efforts with colleagues continue to push the boundaries of innovation.