Patent search ap:("IBM") AND inv:"JONES GARDNER D" Page 1

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发明授权
Speech presence detector 失效
Title translation: 语音存在检测器

公开(公告)号：US3513260A

公开(公告)日：1970-05-19

申请号：US3513260D

申请日：1967-10-13

Applicant: IBM

Inventor： HELLWARTH GEORGE A , JONES GARDNER D , RUOCCHIO ALBERT C

IPC: G10L11/02 , G10L11/06 , G10L1/04

CPC classification number: G10L25/93 , G10L25/78

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