Company Filing History:
2 out of 2 
4 out of 832,680 Years Active: 1985-2006
Title: The Innovations of Michael L. Dorrough: A Pioneer in Amplitude Modulation and Power Line Monitoring
Introduction: Michael L. Dorrough, an inventive mind based in Woodland Hills, CA, has made significant contributions to the field of electrical engineering, particularly in amplitude modulation and power line monitoring. With a total of six patents to his name, he has demonstrated a strong dedication to advancing technology through innovation.
Latest Patents: Among his notable inventions, Dorrough has developed two recent patents that showcase his pioneering spirit. The first is an "Amplitude Modulation with Time- and Spectrum-Shared Sidebands." This system enhances AM broadcasting by separately generating and processing a pure continuous wave (CW) carrier signal along with two sideband signals. Utilizing advanced techniques like audio spectrum-sharing and quadrature phase-shifting, Dorrough's invention surpasses conventional modulation limits, paving the way for improved performance in commercial broadcasting.
His second patent is a "Power Line Meter/Monitor with LED Display." This micro-controller-based device is designed to monitor line voltage by sensing AC signals through a broadband isolation transformer. The instrument converts the data into RMS and peak signals displayed on a 40-segment LED interface, color-coded according to nominal power limits. With features like real-time data accumulation, user-configurable parameters, and two-way communication capability, this invention offers comprehensive monitoring of power quality.
Career Highlights: Michael L. Dorrough's career spans various roles in the electronics industry, including significant contributions at Dorrough Electronics. His work has focused on creating innovative solutions that address the needs of both consumers and engineers alike. Through his patents, he has positioned himself as a crucial figure in developing advanced electrical monitoring and modulation systems.
Collaborations: Over the years, Dorrough has collaborated with esteemed colleagues such as Kenneth S. Gold and Michael J. Cane. These partnerships have allowed for the exchange of ideas and expertise, further contributing to the effectiveness of his inventions.
Conclusion: Michael L. Dorrough's innovative spirit is evident in his groundbreaking patents and contributions to electrical engineering. His latest inventions, aimed at improving amplitude modulation and power line monitoring, reflect a commitment to enhancing technology for better performance. With a rich career marked by collaboration, Dorrough continues to influence the field and inspire future inventors.
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