Song Li

Title: The Innovative Contributions of Song Li

Introduction

Song Li is a notable inventor based in Hannover, Germany. He has made significant contributions to the field of audio technology, particularly in noise reduction systems. With a total of two patents to his name, his work reflects a commitment to advancing acoustic engineering.

Latest Patents

One of Song Li's latest patents is an audio controller for a semi-adaptive active noise reduction device. This innovative audio controller is designed to reduce ambient noise signals effectively. It includes processing circuitry that provides a fixed active noise reduction (ANR) filter, generating a first noise reduction signal. Additionally, the processing circuitry is configured to provide an adaptive ANR filter, which features adjustable filter coefficients for optimal performance. This adaptive filter generates a second noise reduction signal, allowing for a total noise reduction signal that is an adjustable weighted linear combination of both signals.

Another significant patent by Song Li is a system and method for evaluating the acoustic characteristics of electronic devices. This method involves using an acoustic tube to determine values indicative of the acoustic impedance of a reference termination. By calculating these values, the method provides insights into the acoustic impedance of the electronic device itself, enhancing the evaluation process.

Career Highlights

Song Li is currently employed at Huawei Technologies Co., Limited, where he continues to innovate in the field of audio technology. His work at Huawei has allowed him to explore new frontiers in acoustic engineering and contribute to the development of advanced audio solutions.

Collaborations

Throughout his career, Song Li has collaborated with talented individuals such as Liyun Pang and Fons Adriaensen. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

In summary, Song Li is a distinguished inventor whose work in audio technology has led to significant advancements in noise reduction systems. His patents reflect a deep understanding of acoustic engineering and a dedication to improving electronic devices. His contributions continue to influence the field and inspire future innovations.