Company Filing History:
Years Active: 2009-2019
Title: The Innovations of Lijing Xu: Trailblazer in Audio Signal Detection
Introduction: Lijing Xu, an accomplished inventor based in Shenzhen, China, has made significant contributions to the field of audio signal processing. With a remarkable portfolio of nine patents, Xu is recognized for his innovative methods and apparatuses that enhance the detection of audio signals, thereby advancing technology in this essential area.
Latest Patents: Among his latest inventions, Xu has developed a groundbreaking method and apparatus for detecting audio signals according to frequency domain energy. This innovative approach involves receiving an audio signal frame, acquiring the frequency domain energy distribution, and obtaining a maximum value distribution characteristic of this energy distribution. This allows for precise detection of audio signals by analyzing a frame set that includes the frame to be detected. Furthermore, Xu has introduced a frequency domain noise detection method that distinguishes between speech and non-speech sections of audio signals. By obtaining tone parameters and frequency-domain energy distribution parameters, this method can classify current frames and identify speech-grade noise, optimizing audio processing applications.
Career Highlights: Lijing Xu's professional journey is closely associated with his role at Huawei Technologies Co., Limited, where he continues to push the boundaries of technology in audio signal detection. His innovative spirit and technical expertise have made him an invaluable asset to his company, contributing to the development of advanced communication solutions that benefit users globally.
Collaborations: Throughout his career, Lijing Xu has collaborated with fellow innovators, including Qing Feng Zhang and Jianfeng Xu, who are also part of the dynamic team at Huawei. These collaborations have enabled the exchange of ideas and expertise, fostering an environment ripe for innovation and breakthrough technologies in the audio processing domain.
Conclusion: Lijing Xu stands out as a prominent inventor whose work in audio signal detection showcases the potential of innovation to transform technology. With his significant contributions and a strong collaborative spirit, Xu continues to advance the field and inspire future inventors with his dedication to improving audio processing techniques. His latest patents not only reflect his ingenious approach but also highlight the impact of his work on the audio technology landscape.