JPS6396808U - - Google Patents

Info

Publication number
JPS6396808U
JPS6396808U JP19075086U JP19075086U JPS6396808U JP S6396808 U JPS6396808 U JP S6396808U JP 19075086 U JP19075086 U JP 19075086U JP 19075086 U JP19075086 U JP 19075086U JP S6396808 U JPS6396808 U JP S6396808U
Authority
JP
Japan
Prior art keywords
voltage
matrix switch
received signal
current converter
current
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.)
Granted
Application number
JP19075086U
Other languages
Japanese (ja)
Other versions
JPH0330090Y2 (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 JP1986190750U priority Critical patent/JPH0330090Y2/ja
Publication of JPS6396808U publication Critical patent/JPS6396808U/ja
Application granted granted Critical
Publication of JPH0330090Y2 publication Critical patent/JPH0330090Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案の一実施例のフエイズドアレ
イ超音波診断装置における送受信部を表わすブロ
ツク図、第２図は、従来例のフエイズドアレイ超
音波診断装置における送受信部を表わすブロツク
図、第３図は、マトリクススイツチの１入出力線
の等価回路図を含む送受信部を表わすブロツク図
である。 １……パルス発生器、２……探触子駆動回路、
３……探触子エレメント列、４……受信増幅器、
５，５ａ，５ｂ……電圧電流変換器、６，６ａ，
６ｂ……マトリクススイツチ、７，７ａ，７ｂ…
…電流バツフア、８……アナログデイレイライン
、８ａ……入力タツプ群、９……測定方向。 FIG. 1 is a block diagram showing a transmitting/receiving section in a phased array ultrasonic diagnostic apparatus according to an embodiment of the present invention, FIG. 2 is a block diagram showing a transmitting/receiving section in a conventional phased array ultrasonic diagnostic apparatus, and FIG. , is a block diagram showing a transmitting/receiving section including an equivalent circuit diagram of one input/output line of a matrix switch. 1...Pulse generator, 2...Probe drive circuit,
3... Probe element row, 4... Receiving amplifier,
5, 5a, 5b...voltage-current converter, 6, 6a,
6b... Matrix switch, 7, 7a, 7b...
...Current buffer, 8...Analog delay line, 8a...Input tap group, 9...Measurement direction.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 探触子エレメントからの複数の受信信号を電圧
電流変換器により電流信号に変換してマトリクス
スイツチに与え、該マトリクススイツチの出力信
号を、電流バツフアを介してアナログデイレイラ
インの入力タツプ群に与え、所定の遅延加算を行
うフエイズドアレイ超音波診断装置の受信信号遅
延加算回路において、マトリクススイツチの出力
ラインを少なくとも２つ以上のグループに分割し
、各グループの入力側に各々電圧電流変換器を接
続し、各電圧電流変換器に前記受信信号を並列的
に入力することを特徴とするフエイズドアレイ超
音波診断装置の受信信号遅延加算回路。 Converting a plurality of received signals from the probe element into current signals by a voltage-current converter and applying the same to a matrix switch, and applying the output signal of the matrix switch to a group of input taps of an analog delay line via a current buffer, In a received signal delay addition circuit of a phased array ultrasound diagnostic apparatus that performs predetermined delay addition, the output line of the matrix switch is divided into at least two groups, and a voltage-current converter is connected to the input side of each group, A received signal delay addition circuit for a phased array ultrasonic diagnostic apparatus, characterized in that the received signal is inputted in parallel to each voltage-current converter.
JP1986190750U 1986-12-11 1986-12-11 Expired JPH0330090Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986190750U JPH0330090Y2 (en) 1986-12-11 1986-12-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986190750U JPH0330090Y2 (en) 1986-12-11 1986-12-11

Publications (2)

Publication Number Publication Date
JPS6396808U true JPS6396808U (en) 1988-06-22
JPH0330090Y2 JPH0330090Y2 (en) 1991-06-26

Family

ID=31144260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986190750U Expired JPH0330090Y2 (en) 1986-12-11 1986-12-11

Country Status (1)

Country Link
JP (1) JPH0330090Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0584241A (en) * 1991-09-30 1993-04-06 Fujitsu Ltd Ultrasonic receiving equipment and signal switching device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62133349A (en) * 1985-12-02 1987-06-16 シ−メンス、アクチエンゲゼルシヤフト Ultrasonic device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62133349A (en) * 1985-12-02 1987-06-16 シ−メンス、アクチエンゲゼルシヤフト Ultrasonic device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0584241A (en) * 1991-09-30 1993-04-06 Fujitsu Ltd Ultrasonic receiving equipment and signal switching device

Also Published As

Publication number Publication date
JPH0330090Y2 (en) 1991-06-26

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