Company Filing History:
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Years Active: 1981-1997
Title: The Innovations of Leo Spiegel
Introduction
Leo Spiegel is a notable inventor based in Sharon, MA (US), recognized for his contributions to digital signal processing and acoustical transducer technology. With a total of seven patents to his name, Spiegel has made significant advancements in the field of audio engineering and power amplification.
Latest Patents
One of Spiegel's latest patents focuses on digital signal processing for linearization of small input signals. This invention describes an all-digital switching amplifier that achieves linearization of the power switch using three states. The method involves adding a small, fixed-width, bi-state compensating carrier waveform to the leading edges of an oversampled main input pulse, resulting in a compensated composite waveform. This innovation effectively linearizes the output from a power switch by canceling common mode errors associated with switch timing. Additionally, a correction mechanism is implemented to address harmonic distortion that varies with modulation levels, ensuring high fidelity in audio output. Another significant patent involves an acoustical ribbon transducer loudspeaker system, which utilizes ribbon transducer elements designed to minimize diffraction effects and enhance sound quality.
Career Highlights
Throughout his career, Leo Spiegel has worked with several prominent companies, including Wilson Industries, Inc. and Apogee Acoustics, Inc. His work has contributed to the development of advanced audio technologies that have influenced the industry.
Collaborations
Spiegel has collaborated with notable individuals in the field, including Gary E. Walker and Harper E. Sharp. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Leo Spiegel's contributions to digital signal processing and acoustical technology have established him as a significant figure in the field of audio engineering. His innovative patents reflect a commitment to enhancing sound quality and performance in audio systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.