The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 21, 2020
Filed:
Jul. 08, 2015
Beijing D-ear Technologies Co., Ltd., Beijing, CN;
Fang Zheng, Beijing, CN;
Xiaojun Wu, Beijing, CN;
Lantian Li, Beijing, CN;
Gang Wang, Beijing, CN;
Xiaogang Wang, Beijing, CN;
Le Liu, Beijing, CN;
BEIJING D-EAR TECHNOLOGIES CO., LTD., Beijing, CN;
Abstract
Dynamic security code speech-based identity authentication system and method having self-learning function, being equipped with: a time-varying data storage unit for storing speech data of each user with time labels; a time-varying data update module () for storing the latest speech data into the time-varying data storage unit; a time window channel construction module () for extracting speech data from the time-varying data storage unit in the order of the time labels, constructing and updating the time window channel comprising multiple sets of speech data; a voiceprint model reconstruction module () reconstructing the user voiceprint model by using the multiple sets of speech data comprised in the updated time window channel.