This inventor holds 4 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignee: Zte Corporation. Active years: 2014-2017.
Company Filing History:
Years Active: 2014-2017
Title: Innovations by Dongping Jiang in Voice Activity Detection
Introduction
Dongping Jiang is a notable inventor based in Shenzhen, China. He has made significant contributions to the field of voice activity detection, holding a total of 4 patents. His work focuses on improving the accuracy of detecting voice signals in various environments.
Latest Patents
One of his latest patents is a voice activity detection method and apparatus. This method involves obtaining sub-band signals and spectrum amplitudes of a current frame. It computes values of energy features and spectral centroid features based on these signals. Additionally, it calculates a signal-to-noise ratio parameter using background noise energy estimated from a previous frame. The method aims to enhance the detection accuracy of non-stationary noise, such as office noise and music.
Another significant patent by Jiang is related to an inactive sound signal parameter estimation method and comfort noise generation system. This method performs a time-frequency transform on inactive voice signal frames to obtain a frequency spectrum sequence. It calculates frequency spectrum coefficients and performs smooth processing to reconstruct a time domain signal. This solution provides stable background noise parameters in a comfort noise generation system during decoding.
Career Highlights
Dongping Jiang is currently employed at ZTE Corporation, a leading telecommunications company. His work at ZTE has allowed him to focus on innovative solutions in voice detection technology. His contributions have been instrumental in advancing the capabilities of voice recognition systems.
Collaborations
Jiang has collaborated with notable coworkers, including Hao Yuan and Ke Peng. Their teamwork has fostered an environment of innovation and creativity, leading to the development of advanced technologies in their field.
Conclusion
Dongping Jiang's work in voice activity detection showcases his expertise and commitment to innovation. His patents reflect a deep understanding of the challenges in voice signal processing and contribute to the advancement of technology in this area.