JPS6259008U - - Google Patents

Info

Publication number
JPS6259008U
JPS6259008U JP15034685U JP15034685U JPS6259008U JP S6259008 U JPS6259008 U JP S6259008U JP 15034685 U JP15034685 U JP 15034685U JP 15034685 U JP15034685 U JP 15034685U JP S6259008 U JPS6259008 U JP S6259008U
Authority
JP
Japan
Prior art keywords
transducer
phase detection
echo signal
doppler
signal
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
JP15034685U
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 JP15034685U priority Critical patent/JPS6259008U/ja
Publication of JPS6259008U publication Critical patent/JPS6259008U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の超音波ドツプラー装
置のブロツク図、第2図は同装置の対数増幅器か
ら出力されるエコー信号の波形図、第3図は従来
の装置の出力波形を示す説明図である。 1…超音波ドツプラー装置、2…トランスジユ
ーサ、6…対数増幅器、8…位相検波回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 超音波ビームをパルス放射するトランスジユー
    サと、このトランスジユーサからのエコー信号を
    位相検波してドツプラー信号を抽出する位相検波
    回路との間に前記エコー信号を対数増幅する対数
    増幅器を設けたことを特徴とする超音波ドツプラ
    ー装置。
JP15034685U 1985-09-30 1985-09-30 Pending JPS6259008U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15034685U JPS6259008U (ja) 1985-09-30 1985-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15034685U JPS6259008U (ja) 1985-09-30 1985-09-30

Publications (1)

Publication Number Publication Date
JPS6259008U true JPS6259008U (ja) 1987-04-13

Family

ID=31066406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15034685U Pending JPS6259008U (ja) 1985-09-30 1985-09-30

Country Status (1)

Country Link
JP (1) JPS6259008U (ja)

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