JPS61159905U - - Google Patents
Info
- Publication number
- JPS61159905U JPS61159905U JP4323885U JP4323885U JPS61159905U JP S61159905 U JPS61159905 U JP S61159905U JP 4323885 U JP4323885 U JP 4323885U JP 4323885 U JP4323885 U JP 4323885U JP S61159905 U JPS61159905 U JP S61159905U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- received signal
- pulse generation
- signal amplification
- inspection equipment
- 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
Links
- 238000007689 inspection Methods 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000002592 echocardiography Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
第１図は、この考案を適用した一実施例の超音
波検査装置の超音波スキヤナにおける振動子選択
回路のブロツク図、第２図は、従来の超音波検査
装置の超音波スキヤナにおける振動子選択回路を
中心としたブロツク図である。
１はパルス発生回路、２は受波信号増幅回路、
３は振動子選択信号発生回路、４は表示装置、５
はダイオードスイツチ回路群、６はサイリスタス
イツチ回路群、７はコンデンサ。
Fig. 1 is a block diagram of a transducer selection circuit in an ultrasonic scanner of an ultrasonic inspection apparatus according to an embodiment to which this invention is applied, and Fig. 2 is a block diagram of a transducer selection circuit in an ultrasonic scanner of a conventional ultrasonic inspection apparatus. It is a block diagram centered on the circuit. 1 is a pulse generation circuit, 2 is a received signal amplification circuit,
3 is a vibrator selection signal generation circuit, 4 is a display device, 5
is a diode switch circuit group, 6 is a thyristor switch circuit group, and 7 is a capacitor.
Claims (1)
振動子選択回路を介して複数の振動子に接続され
、前記振動子を順次駆動し、超音波を発生し、超
音波エコーを受信する超音波検査装置において、
前記振動子選択回路はサイリスタスイツチ回路で
構成され、前記パルス発生回路と前記受波信号増
幅回路との共通接続点と、前記サイリスタスイツ
チ回路との間にコンデンサを設けたことを特徴と
する超音波検査装置。 A pulse generation circuit and a received signal amplification circuit are commonly connected to a plurality of transducers via a transducer selection circuit, and the transducers are sequentially driven to generate ultrasonic waves and receive ultrasonic echoes. In the inspection equipment,
The ultrasonic device is characterized in that the transducer selection circuit is composed of a thyristor switch circuit, and a capacitor is provided between a common connection point between the pulse generation circuit and the received signal amplification circuit and the thyristor switch circuit. Inspection equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4323885U JPS61159905U (en) | 1985-03-27 | 1985-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4323885U JPS61159905U (en) | 1985-03-27 | 1985-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61159905U true JPS61159905U (en) | 1986-10-03 |
Family
ID=30554726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4323885U Pending JPS61159905U (en) | 1985-03-27 | 1985-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61159905U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5528927B2 (en) * | 1975-01-31 | 1980-07-31 | ||
| JPS6031312A (en) * | 1983-07-29 | 1985-02-18 | Hitachi Ltd | Switching circuit of high frequency voltage signal |
-
1985
- 1985-03-27 JP JP4323885U patent/JPS61159905U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5528927B2 (en) * | 1975-01-31 | 1980-07-31 | ||
| JPS6031312A (en) * | 1983-07-29 | 1985-02-18 | Hitachi Ltd | Switching circuit of high frequency voltage signal |
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