Ick Sang Han

Title: Innovations of Ick Sang Han

Introduction

Ick Sang Han is a notable inventor based in Yongin-si, South Korea. He has made significant contributions to the field of speech recognition technology, holding a total of four patents. His work focuses on enhancing the accuracy and efficiency of voice recognition systems.

Latest Patents

One of his latest patents is titled "Recognition confidence measuring by lexical distance between candidates." This invention provides a method, medium, and system that can more accurately determine whether an input speech signal is in-vocabulary. It achieves this by extracting an optimum number of candidates that match a phone string from the input speech signal and estimating a lexical distance between the extracted candidates. The method includes extracting a phoneme string from a feature vector of the input speech signal, matching it with phoneme strings from a predetermined dictionary, and determining the in-vocabulary status based on the lexical distance.

Another significant patent is the "Voice query extension method and system." This invention involves detecting voice activity from an input signal and extracting a feature vector. It converts the feature vector into phoneme sequences, matches these sequences with words in a dictionary, and generates a query in a predetermined first language. This method enhances the user experience by allowing for more effective voice query processing.

Career Highlights

Ick Sang Han is currently employed at Samsung Electronics Co., Ltd., where he continues to innovate in the field of voice recognition technology. His work has contributed to the advancement of user interfaces and has improved the functionality of various electronic devices.

Collaborations

He collaborates with talented individuals such as Nam Hoon Kim and In Jeong Choi, who share his passion for innovation and technology. Together, they work on projects that push the boundaries of what is possible in speech recognition.

Conclusion

Ick Sang Han's contributions to the field of speech recognition are noteworthy and impactful. His innovative patents and collaborations at Samsung Electronics Co., Ltd. highlight his commitment to advancing technology. His work continues to shape the future of voice recognition systems.