JPS5897569U - Pulse reflection signal transmitter/receiver - Google Patents
Pulse reflection signal transmitter/receiverInfo
- Publication number
- JPS5897569U JPS5897569U JP19510081U JP19510081U JPS5897569U JP S5897569 U JPS5897569 U JP S5897569U JP 19510081 U JP19510081 U JP 19510081U JP 19510081 U JP19510081 U JP 19510081U JP S5897569 U JPS5897569 U JP S5897569U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- pulse
- amplifier
- polarity
- reflected 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.)
- Granted
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (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図は本考案−実施例の要部ブロック構成図。
第２図は上記実施例の極性反転回路の詳細図。
１・・・・・・探触子、２・・・・・・パルサ、３・・
・・・・極性反転回路、４・・・・・・分周器、６・・
・・・・増幅器、７・・・・・・スイッチ回路、８・・
・・・・遅延回路、９・・・・・・差動増幅器、１０・
・・・・・検波回路、１５．１７・・・・・・トランス
、１６・・・・・・両波ブリッジ整流回路。FIG. 1 is a block diagram of the main parts of the present invention - an embodiment. FIG. 2 is a detailed diagram of the polarity inversion circuit of the above embodiment. 1...Probe, 2...Pulsa, 3...
... Polarity inversion circuit, 4... Frequency divider, 6...
...Amplifier, 7...Switch circuit, 8...
... Delay circuit, 9... Differential amplifier, 10.
...Detection circuit, 15.17...Transformer, 16...Double wave bridge rectifier circuit.
Claims (1)
発生するバルサと、この電気信号パルスを超音波パルス
に変換し、この超音波パルスを目的物に向けて照射しこ
の目的物からの反射波を電気信号に変換する探触子と、
この反射信号を増幅する高利得の受信用の増幅器とを備
えたパルス反射信号の送受信装置において、前記増幅器
の入力回路に配置され前記反射信号の極性を前記一定の
一周期まｆはその整数倍の周期毎に反転させる極性反転
回路と、前記増幅器の出力回路に配置され前記反射信号
の一方の極性の信号を前記極性反転回路の１周期分だけ
遅延させる遅延回路と、この遅延回路の出力と前記増幅
器の出力に現われる前記反射信号の他方の極性の信号と
がそれぞれ正負入力のいずれかに接続された差動増幅器
とを含むことを特徴とするパルス反射信号の送受信装置
。 ゛A balsa that generates electrical signal pulses at regular intervals in synchronization with a clock signal, converts this electrical signal pulse into an ultrasonic pulse, irradiates this ultrasonic pulse toward a target object, and generates reflected waves from the target object. a probe that converts the signal into an electrical signal,
In a pulse reflected signal transmitting/receiving device comprising a high-gain receiving amplifier for amplifying the reflected signal, a pulse reflected signal transmitting/receiving device is arranged in the input circuit of the amplifier to control the polarity of the reflected signal by one period or an integer multiple thereof. a polarity inversion circuit that inverts the signal every cycle of the polarity inversion circuit; a delay circuit that is arranged in the output circuit of the amplifier and delays a signal of one polarity of the reflected signal by one cycle of the polarity inversion circuit; and an output of the delay circuit. A pulse reflected signal transmitting/receiving device comprising a differential amplifier in which a signal of the other polarity of the reflected signal appearing at the output of the amplifier is connected to one of positive and negative inputs, respectively.゛
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19510081U JPS5897569U (en) | 1981-12-25 | 1981-12-25 | Pulse reflection signal transmitter/receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19510081U JPS5897569U (en) | 1981-12-25 | 1981-12-25 | Pulse reflection signal transmitter/receiver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5897569U true JPS5897569U (en) | 1983-07-02 |
| JPS6329263Y2 JPS6329263Y2 (en) | 1988-08-05 |
Family
ID=30108385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19510081U Granted JPS5897569U (en) | 1981-12-25 | 1981-12-25 | Pulse reflection signal transmitter/receiver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5897569U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5446067A (en) * | 1977-09-19 | 1979-04-11 | Hewlett Packard Yokogawa | Pulse echo system |
-
1981
- 1981-12-25 JP JP19510081U patent/JPS5897569U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5446067A (en) * | 1977-09-19 | 1979-04-11 | Hewlett Packard Yokogawa | Pulse echo system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6329263Y2 (en) | 1988-08-05 |
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