Donald Marion Keen

Title: Inventor Donald Marion Keen: Pioneering Speech Recognition Innovations

Introduction

Donald Marion Keen, an accomplished inventor based in Indianapolis, Indiana, has made significant contributions to the field of speech recognition technology. With a total of nine patents to his name, Keen has developed innovative methods that enhance the user experience in various voice recognition applications.

Latest Patents

Among his most recent patents is the invention of a "User selectable multiple threshold criteria for voice recognition." This groundbreaking method allows users to manually select criteria from multiple classes for speech recognition, tailoring the technology to their individual needs. The stored classes include a default class optimized for average users under normal conditions, alongside classes that either exceed or fall below the performance of the default class. This versatility enables users to achieve better accuracy in recognition by minimizing false positives and non-rejections.

Another notable patent is the "Method of implicit confirmation for automatic speech recognition," which introduces a system for confirming verbal commands received by automatic speech recognition systems. The approach involves awaiting the vocalization of a valid command operator after a user issues a verbal command, utilizing a non-intrusive indicator to signal readiness. This ensures that commands are executed accurately and promptly, enhancing the overall user experience.

Career Highlights

Keen's noteworthy career includes roles at prominent companies such as Lucent Technologies Inc. and AT&T Corporation, where he applied his expertise in speech recognition technologies. His work in these organizations has contributed to the advancement of communication technologies used today.

Collaborations

Throughout his career, Keen has worked alongside talented professionals, including Paul Wesley Cohrs and John Arthur Karpicke. These collaborations have further enriched his experience and innovations in the realm of voice recognition and artificial intelligence.

Conclusion

Donald Marion Keen stands out as a prolific inventor in the field of speech recognition, with a robust portfolio of patents that continue to impact the industry. His inventions not only address user needs but also open new avenues for research and development in voice recognition technologies. As the demand for user-friendly speech recognition systems grows, Keen's contributions remain integral to the evolution of this exciting field.