Company Filing History:
Years Active: 1994
Title: The Innovations of Robert E. Sellers
Introduction
Robert E. Sellers is a notable inventor based in Santa Clara, California. He has made significant contributions to the field of communication technology, holding two patents that showcase his innovative spirit and technical expertise.
Latest Patents
One of his latest patents is the "Site Controller with Echo Suppression." This invention features a microcomputer with RAM for main memory and EPROM for program memory. It includes an interface for accepting RS-485 data and voice communication from a daisy chain of student response keypad terminals. The site controller also incorporates a public telephone data access arrangement for voice communication over a dial-up line, along with an audio processor designed for half-duplex communication between instructors and students. This invention effectively reduces audio feedback and enhances communication clarity.
Another significant patent is the "Daisy Chainable Voice-Data Terminal." This device facilitates communication of data and voice signals between remote locations. It comprises a microcomputer, a membrane keypad, a liquid crystal display, and a microphone with a preamplifier. The terminal is designed to connect with other response keypads and a site controller through a daisy chain cable, ensuring balanced audio signals and minimizing noise interference.
Career Highlights
Robert E. Sellers is currently employed at One Touch Systems, Inc., where he continues to develop innovative solutions in communication technology. His work has had a lasting impact on the industry, particularly in enhancing the functionality and reliability of voice-data communication systems.
Collaborations
Throughout his career, Robert has collaborated with various professionals, including his coworker Gary D. Alford. These partnerships have contributed to the successful development and implementation of his inventions.
Conclusion
Robert E. Sellers exemplifies the spirit of innovation through his patents and contributions to communication technology. His work continues to influence the way we communicate, making significant strides in the field.