Company Filing History:
Years Active: 2010-2013
Title: Innovations by Inventor Yunkeun Lee
Introduction
Yunkeun Lee is a distinguished inventor based in Daejeon, South Korea, recognized for his contributions to the field of speech recognition technology. With an impressive portfolio of seven patents, Lee continues to push the boundaries of innovation, particularly in enhancing user experience in noisy environments.
Latest Patents
Among Yunkeun Lee's notable inventions is a groundbreaking system for noise reduction in speech recognition within moving vehicles. This technology incorporates a speed level classifier that assesses the moving speed of a vehicle through initial noise signals during speech recognition. Based on the speed level, the system utilizes two distinct speech enhancement units: one employing a Wiener filter for slower speeds, and another utilizing a Gaussian mixture model for higher speeds. Additionally, the invention features an endpoint detection unit to accurately identify speech segments and an elimination unit designed to remove sudden noise disturbances.
Another significant patent involves an utterance verification method for isolated word N-best recognition results. This method calculates log likelihoods from context-dependent phoneme models, measures confidence scores for recognized words, and evaluates distances between phonemes to ensure precise acceptance of recognized utterances. Lee's dual focus on accuracy and performance in challenging conditions exemplifies his exceptional expertise in the field.
Career Highlights
Yunkeun Lee is affiliated with the Electronics and Telecommunications Research Institute, where he applies his innovative mindset to develop advanced technologies. His career at this esteemed institution has been marked by a commitment to research and development in telecommunications and speech processing, leading to substantial advancements in these fields.
Collaborations
Lee collaborates with notable colleagues, including Hoon Chung and Sung Joo Lee, fostering a dynamic environment of teamwork and shared knowledge. These collaborations have been vital in refining his innovations and contributing to groundbreaking research outcomes.
Conclusion
Yunkeun Lee stands as a key figure in the advancement of speech recognition technology, with his innovative solutions poised to transform user interactions in various noisy environments. His dedication to his work at the Electronics and Telecommunications Research Institute demonstrates the impact of collaborative efforts in driving technological progress. As the demand for sophisticated speech recognition systems grows, Lee's work will undoubtedly play a pivotal role in shaping the future of communication 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.