Location History:
- Plantation, FL (US) (1993)
- Alpharetta, GA (US) (1995 - 1996)
Company Filing History:
Years Active: 1993-1996
Title: John E Eberhardt: Innovator in Radio Frequency Technology
Introduction
John E Eberhardt is a notable inventor based in Alpharetta, GA (US). He has made significant contributions to the field of radio frequency technology, holding a total of 4 patents. His work primarily focuses on enhancing the performance and efficiency of radio frequency power amplifiers and frequency synthesizers.
Latest Patents
One of Eberhardt's latest patents is titled "Active bias for radio frequency power amplifier." This invention involves a transceiver that includes a radio frequency power amplifier, which is biased by an active bias circuit. The active bias circuit provides a low-cost solution that adjusts the bias over changes in temperature and supply voltage levels, ensuring a constant output power. Additionally, the amplifier allows for power output level adjustments in both frequency modulated (FM) and amplitude modulated (AM) environments.
Another significant patent is the "Method of programming a frequency synthesizer." This method outlines a process for programming the output frequency of a synthesizer, such as that used in two-way radios. The process involves tuning the reference oscillator to one limit of its tuning range and selecting the 'N' divisor of the synthesizer divider to produce a loop output close to the desired frequency.
Career Highlights
Eberhardt has had a distinguished career, working with Motorola Corporation, a leading company in telecommunications and electronics. His innovative work has contributed to advancements in radio frequency technology, making significant impacts in the industry.
Collaborations
Throughout his career, Eberhardt has collaborated with talented individuals such as Oscar M Garay and Yew S Tay. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.
Conclusion
John E Eberhardt is a prominent inventor whose work in radio frequency technology has led to multiple patents and significant advancements in the field. His contributions continue to influence the industry and inspire future innovations.