Company Filing History:
Years Active: 1989-2023
Title: Inventor Spotlight: Daniel W. Griffin
Introduction
Daniel W. Griffin, an accomplished inventor based in Hollis, New Hampshire, has made significant contributions to the fields of audio processing and speech model technology. With an impressive portfolio of 13 patents, Griffin’s innovations continue to shape advancements in how we communicate and interact with audio media.
Latest Patents
Among Griffin's latest patents are two notable inventions concerning audio processing techniques. The first patent involves "Speech Model Parameter Estimation and Quantization," which focuses on quantizing speech model parameters. This process includes determining errors between vectors of excitation strength parameters and their quantized versions, deriving weighted errors, and ultimately selecting the vector that produces the smallest total error.
His second significant patent addresses "Audio Watermarking via Correlation Modification." This invention details a method to embed additional information within an audio signal, utilizing modulation techniques to create a modified signal while minimizing distortion. By employing a psychoacoustic model, it ensures that the modulated audio maintains clarity while effectively conveying the intended information.
Career Highlights
Throughout his career, Daniel has collaborated with leading organizations, including Digital Voice Systems, Inc. and Sanders Associates Limited, where he has honed his expertise in audio and speech technologies. His work has laid a foundation for innovative solutions in digital communications, making him a notable figure in the field.
Collaborations
Griffin has worked alongside esteemed colleagues such as John C. Hardwick and Jae S. Lim, contributing to impactful research and development projects. These collaborations not only demonstrate his ability to work effectively in team settings but also highlight his role in advancing technological innovations.
Conclusion
Daniel W. Griffin’s contributions to the fields of audio processing and speech model technologies are invaluable. His patents reflect a deep understanding of audio signals and their applications, positioning him as a key inventor in the industry. With ongoing advancements in his work, Griffin continues to influence the way we interact with digital audio, showcasing the importance of innovation in technology.
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.