This inventor holds 2 USPTO granted patents. Top assignee: Frederick Electronics Corporation. Active years: 1982.
Company Filing History:
Years Active: 1982
Title: Innovations of Julius A Barthelme
Introduction
Julius A Barthelme is a notable inventor based in Woodsboro, MD (US). He has made significant contributions to the field of electronics, particularly in the development of communication technologies. With a total of 2 patents, Barthelme's work showcases his expertise and innovative spirit.
Latest Patents
One of his latest patents is the "Teletypewriter line keyer with switching current regulator." This invention features a teletypewriter line keyer that utilizes a switching current regulator responsive to a floating loop current powered voltage comparator. The design allows for both positive and negative line current keying, employing a single current monitor to control the respective regulators. The circuit is designed to operate within a narrow band centered around the nominal signaling current, ensuring effective ripple control.
Another significant patent is the "FSK Tone generator circuit." This circuit is utilized in a frequency shift keying (FSK) channel within a frequency division multiplexing (FDM) system. It generates a sequence of discrete intermediate frequencies based on a sinusoidal modulation waveform, which minimizes sideband energy and distortion. The modulation clock generator plays a crucial role in producing clock cycles per bit time, facilitating the generation of output tone signals that are filtered to remove sideband noise.
Career Highlights
Julius A Barthelme is associated with Frederick Electronics Corporation, where he has contributed to various innovative projects. His work has had a lasting impact on the field of electronics and communication systems.
Collaborations
Throughout his career, Barthelme has collaborated with notable coworkers, including John W Spaniol and Ronald E Tollum. These collaborations have further enriched his contributions to the industry.
Conclusion
Julius A Barthelme's innovative work in electronics, particularly in communication technologies, has led to the development of valuable patents. His contributions continue to influence the field and inspire future innovations.