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A Lip-password Based Speaker Verification System

總結: This new technology can serve for security protection. It introduces new method and apparatus of a multi-boosted Hidden Markov Model (HMM) learning approach to lip motion password (simply called lip-password hereinafter) based speaker verification system. In particular, this invention relates to method and apparatus of a double security speaker verification system, where the authenticating speaker is verified by both of the lip-password and the underlying behavior characteristics of lip motions simultaneously. That is, in the case where the target speaker saying the wrong password or even in the case where an impostor knowing and saying the correct password, the nonconformities will be detected and the authentications/accesses will be denied.

技術應用: Financial transaction authentication, secure access, security protection, human-computer interfaces and other real-world applications

附加資料: Patent Number: US9159321B2
Application Number: US13776615A
Inventor: Cheung, Yiu-ming | Liu, Xin
Priority Date: 27 Feb 2012
Priority Number: US9159321B2
Application Date: 25 Feb 2013
Publication Date: 13 Oct 2015
IPC Current: G10L001525 | G06K000900
US Class: 1001
Assignee Applicant: Hong Kong Baptist University
Title: Lip-password based speaker verification system
Usefulness: Lip-password based speaker verification system
Summary: Lip-based speaker verification system used in application such as speaker audio speech recognition area, handwriting recognition area, and speaker identification area for identifying speaker.
Novelty: Lip-based speaker verification system used in audio speech recognition area for identifying speaker, has speaker that is required to match passwords embedded in the lip motions with registered information in database

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