JPH0344685U - - Google Patents

Info

Publication number
JPH0344685U
JPH0344685U JP10558689U JP10558689U JPH0344685U JP H0344685 U JPH0344685 U JP H0344685U JP 10558689 U JP10558689 U JP 10558689U JP 10558689 U JP10558689 U JP 10558689U JP H0344685 U JPH0344685 U JP H0344685U
Authority
JP
Japan
Prior art keywords
signal
circuit
maximum amplitude
measured
detection device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10558689U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10558689U priority Critical patent/JPH0344685U/ja
Publication of JPH0344685U publication Critical patent/JPH0344685U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Unknown Time Intervals (AREA)

Description

【図面の簡単な説明】
第1図は本考案のAE信号検出装置の実施例に
係るブロツク図、第2図は従来のAE信号検出装
置を示すブロツク図である。 1……センサ、2……アンプ、3……弁別器、
4……最大振幅測定回路、5……時間差測定回路
、6……最大振幅比較回路、8……判定回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. AE(アコーステイツク・エミツシヨン)信号
    を特定範囲から等距離に配置した2個のセンサで
    検出し、それら信号を弁別して時間差を測定しA
    E信号を判定する検出装置において、両センサで
    検出した信号の最大振幅を測定する測定回路と、
    一方の回路で測定した最大振幅の信号と他方で測
    定した最大振幅の信号との比を求める比較回路と
    、該比較回路の信号でAE信号を判定する判定回
    路とを具備してなることを特徴とするAE信号検
    出装置。
JP10558689U 1989-09-08 1989-09-08 Pending JPH0344685U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10558689U JPH0344685U (ja) 1989-09-08 1989-09-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10558689U JPH0344685U (ja) 1989-09-08 1989-09-08

Publications (1)

Publication Number Publication Date
JPH0344685U true JPH0344685U (ja) 1991-04-25

Family

ID=31654347

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10558689U Pending JPH0344685U (ja) 1989-09-08 1989-09-08

Country Status (1)

Country Link
JP (1) JPH0344685U (ja)

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