Company Filing History:
Years Active: 1980
Title: Innovations by Donald C. Herrmann
Introduction
Donald C. Herrmann is an accomplished inventor based in Hartsville, PA (US). He has made significant contributions to the field of video technology, holding a total of 2 patents. His work primarily focuses on advancements in chroma keying and signal processing.
Latest Patents
Herrmann's latest patents include a "Low-pass filter with remotely controllable rise time" and a "Chroma keying selector system." The low-pass filter patent describes a remotely controlled chroma key soft edger designed for use with an analog switcher. This invention allows for the keying signal to be low-pass filtered and differentially summed with an unfiltered keying signal, enabling the adjustment of the summed rise time of the keying signal through remote control. The chroma keying selector system patent provides a remotely controlled chroma keyer that responds to red, green, and blue signals from a video source, such as a color camera. This system utilizes quadrant multipliers for summing and differencing color difference signals, allowing for precise color selection based on control voltages.
Career Highlights
Donald C. Herrmann has had a notable career at RCA Inc., where he has contributed to various innovative projects. His expertise in video technology has positioned him as a key figure in the development of advanced signal processing techniques.
Collaborations
Herrmann has worked alongside talented individuals, including his coworker Lucas J. Bazin, to further enhance the capabilities of video technology.
Conclusion
Donald C. Herrmann's contributions to the field of video technology through his patents and work at RCA Inc. highlight his innovative spirit and dedication to advancing the industry. His inventions continue to influence the way video signals are processed and manipulated.