William R Hafner

Title: Innovations by William R. Hafner in Satellite Communications

Introduction

William R. Hafner is an accomplished inventor based in Alpharetta, GA (US). He has made significant contributions to the field of satellite communications, holding two patents that showcase his innovative approach to high data rate transmission systems.

Latest Patents

Hafner's latest patents include a "High Data Rate Satellite Communications System and Method" and a "Multi-Beam Satellite Communications System." The first patent describes a spot beam satellite communications system designed to deliver information to user terminals at high data rates. This system separates a high data rate serial data stream into parallel data streams, which are then modulated onto uplink transponders. These transponders are transmitted to an earth-orbiting satellite, which translates the signals to downlink frequencies for broadcasting to user terminals. The user terminals then demodulate the downlink signals to regenerate the original data stream, allowing for high-speed data relay.

The second patent outlines a satellite communications system that includes ground user terminals, hubs, and a geosynchronous satellite. This system generates a network of spot beam coverage areas on Earth, enabling asynchronous communications between hubs and satellites. By utilizing selective frequency and polarization routing, the system maximizes frequency reuse and overall capacity, enhancing the efficiency of satellite communications.

Career Highlights

Hafner is currently employed at Ems Technologies, Inc., where he continues to develop innovative solutions in satellite technology. His work has significantly impacted the way data is transmitted via satellite, contributing to advancements in communication systems.

Collaborations

Hafner has collaborated with notable coworkers such as Thomas E. Sharon and Macy W. Summers, further enriching his work environment and fostering innovation in satellite communications.

Conclusion

William R. Hafner's contributions to satellite communications through his patents demonstrate his expertise and commitment to innovation in the field. His work continues to influence the development of high-speed data transmission systems, paving the way for future advancements in satellite technology.