Patent search ap:("IBM") AND inv:"BEETLE JR DAVID H" Page 1

1.

发明授权
Adaptive threshold signal detector with noise suppression 失效
Title translation: 具有噪声抑制的自适应阈值信号检测

公开(公告)号：US3387222A

公开(公告)日：1968-06-04

申请号：US46885365

申请日：1965-07-01

Applicant: IBM

Inventor： HELLWARTH GEORGE A , BIDWELL ALEXANDER W , BEETLE JR DAVID H

IPC: H03D1/04 , H03D1/18 , H03F3/45 , H03G3/34 , H04B1/12 , H04B3/20

CPC classification number: H03D1/18 , H03D1/04 , H03F3/45479 , H03G3/34 , H04B1/12 , H04B3/20

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