Young Han Lee

Title: Young Han Lee: Innovator in Audio Signal Processing

Introduction

Young Han Lee is a prominent inventor based in Gwangju, South Korea. He has made significant contributions to the field of audio signal processing, holding a total of 2 patents. His work focuses on methods and devices that enhance audio signals, making them more efficient and effective.

Latest Patents

Young Han Lee's latest patents include a "Method and device for bandwidth extension" and a "Wideband audio signal coding/decoding device and method." The bandwidth extension method involves performing a modified discrete cosine transform (MDCT) process on an input signal to generate a first transform signal. This process includes generating normalized components and energy components, which are then used to create an extended transform signal through an inverse MDCT (IMDCT) process. The wideband audio signal coding device is designed to code a wideband audio signal while maintaining a low bit rate. It includes an enhancement layer that extracts and quantizes spectrum parameters from the inputted wideband signal, ensuring efficient coding of audio signals.

Career Highlights

Throughout his career, Young Han Lee has worked with notable organizations such as the Gwangju Institute of Science and Technology and LG Electronics Inc. His experience in these institutions has allowed him to develop innovative solutions in audio technology.

Collaborations

Young Han Lee has collaborated with talented individuals, including Hong Kook Kim and Gyu Hyeok Jeong. Their teamwork has contributed to advancements in audio signal processing and technology.

Conclusion

Young Han Lee is a distinguished inventor whose work in audio signal processing has led to significant advancements in the field. His innovative patents and collaborations highlight his commitment to enhancing audio technology.