Lijuan Qin

Title: Lijuan Qin: Innovator in Speech Processing Technologies

Introduction

Lijuan Qin is a prominent inventor based in Redmond, WA, known for her significant contributions to the field of speech processing technologies. With a remarkable portfolio of 15 patents, she has made strides in developing innovative methods that enhance audio processing during meetings and other collaborative environments.

Latest Patents

Among her latest patents is a groundbreaking method for speaker-attributed transcript generation. This computer-implemented method processes audio streams recorded during meetings by multiple distributed devices. The operations include performing speech recognition on each audio stream to generate utterance-level posterior probabilities, aligning these hypotheses, and formatting them as word confusion networks. Additionally, it involves performing speaker recognition to generate speaker-attributed word hypotheses and creating a best speaker-attributed word transcript by selecting the sequence of word and speaker labels with the highest posterior probabilities. Another notable patent focuses on processing overlapping speech from distributed devices. This method utilizes a neural network model to perform continuous speech separation for audio signals that contain overlapping speech, providing separated speech on distinct output audio channels.

Career Highlights

Lijuan Qin works at Microsoft Technology Licensing, LLC, where she continues to innovate and develop advanced technologies in speech processing. Her work has been instrumental in improving communication efficiency in various settings, particularly in collaborative environments.

Collaborations

Lijuan collaborates with esteemed colleagues, including Xuedong D Huang and Takuya Yoshioka, contributing to a dynamic team that drives innovation in their field.

Conclusion

Lijuan Qin's contributions to speech processing technologies exemplify her dedication to innovation and excellence. Her patents not only enhance the functionality of audio processing systems but also pave the way for future advancements in communication technology.