JPS5848219U - Receiving circuit of ultrasonic diagnostic equipment - Google Patents
Receiving circuit of ultrasonic diagnostic equipmentInfo
- Publication number
- JPS5848219U JPS5848219U JP14519081U JP14519081U JPS5848219U JP S5848219 U JPS5848219 U JP S5848219U JP 14519081 U JP14519081 U JP 14519081U JP 14519081 U JP14519081 U JP 14519081U JP S5848219 U JPS5848219 U JP S5848219U
- Authority
- JP
- Japan
- Prior art keywords
- receiving circuit
- ultrasonic diagnostic
- diagnostic equipment
- low
- varied
- 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
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、先行技術のブロック回路図、第２図は、本考
案の一実施例の要部のブロック回路図、第３図は、ロー
パスフィルタとバイパスフィルタそれぞれの周波数フィ
ルタ特性図、第４図はローパスフィルタとバイパスフィ
ルタの合成周波数フィルタ特性図である。
１１・・・ローパスフィルタ、１２・・・バイパスフィ
ルタ。FIG. 1 is a block circuit diagram of the prior art, FIG. 2 is a block circuit diagram of essential parts of an embodiment of the present invention, FIG. 3 is a frequency filter characteristic diagram of a low-pass filter and a bypass filter, and FIG. The figure is a composite frequency filter characteristic diagram of a low-pass filter and a bypass filter. 11...Low pass filter, 12...Bypass filter.
Claims (1)
出力ゲインが可変され得るバイパスフィルタとを含み、
−ローパスフィルタのカットオフ周波数とバイパスフィ
ルタの出力ゲインとがコントロール信号によって、制御
されるように構成されていることを特徴とする、超音波
診断装置の受波回路。a low-pass filter whose cutoff frequency can be varied;
a bypass filter whose output gain can be varied;
- A wave receiving circuit for an ultrasonic diagnostic apparatus, characterized in that the cutoff frequency of the low-pass filter and the output gain of the bypass filter are controlled by a control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14519081U JPS5848219U (en) | 1981-09-29 | 1981-09-29 | Receiving circuit of ultrasonic diagnostic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14519081U JPS5848219U (en) | 1981-09-29 | 1981-09-29 | Receiving circuit of ultrasonic diagnostic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5848219U true JPS5848219U (en) | 1983-04-01 |
Family
ID=29938130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14519081U Pending JPS5848219U (en) | 1981-09-29 | 1981-09-29 | Receiving circuit of ultrasonic diagnostic equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614921A (en) * | 1992-06-30 | 1994-01-25 | Matsushita Electric Ind Co Ltd | Ultrasonic diagnostic system |
-
1981
- 1981-09-29 JP JP14519081U patent/JPS5848219U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614921A (en) * | 1992-06-30 | 1994-01-25 | Matsushita Electric Ind Co Ltd | Ultrasonic diagnostic system |
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