发明名称 |
Voice authentication system and method using a removable voice ID card |
摘要 |
A voice authentication system using a removable voice ID card comprises: at server side, a voiceprint database for storing the voiceprints of all authorized users; a voiceprint updating means for updating the voiceprints in said voiceprint database; and a voiceprint digest generator for generating a voiceprint digest according to a request from a client; at client side, a voice ID card for storing the voiceprint of an authorized user; a validation means for validating the voiceprint in the voice ID card on the basis of the voiceprint digest from the server; an audio device for performing voice interaction with a user; and a voice authentication means for determining whether the voiceprint from said voice ID card is of the same speaker as the voice from said audio device. |
申请公布号 |
US8630391(B2) |
申请公布日期 |
2014.01.14 |
申请号 |
US201213410951 |
申请日期 |
2012.03.02 |
申请人 |
FU GUO KANG;SHI FENG;WANG ZHI JUN;ZHOU YU CHEN;INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
FU GUO KANG;SHI FENG;WANG ZHI JUN;ZHOU YU CHEN |
分类号 |
H04M1/64 |
主分类号 |
H04M1/64 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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