JPS63103610U - - Google Patents
Info
- Publication number
- JPS63103610U JPS63103610U JP20016086U JP20016086U JPS63103610U JP S63103610 U JPS63103610 U JP S63103610U JP 20016086 U JP20016086 U JP 20016086U JP 20016086 U JP20016086 U JP 20016086U JP S63103610 U JPS63103610 U JP S63103610U
- Authority
- JP
- Japan
- Prior art keywords
- transmitting
- ultrasonic transducer
- impedance
- ultrasonic probe
- ultrasonic
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims 2
- 239000002131 composite material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案の一実施例の概略構成図、第２
図は並列接続した多数の同軸ケーブルのインピー
ダンス計算のための説明図、第３図は単一同軸ケ
ーブルのインピーダンス計算のための説明図、第
４図は従来用いられている同軸ケーブルによる伝
送の説明図、第５図はコモンモードトラツプを使
用した場合の図である。
１……パルス発生回路、２……送波ドライバ、
３……ケーブル、４……超音波振動子、５……受
信回路、１０……同軸ケーブル群、１１……同軸
コネクタ、１２……コモンモードトラツプ。
Figure 1 is a schematic diagram of an embodiment of the present invention;
The figure is an explanatory diagram for calculating the impedance of multiple coaxial cables connected in parallel, Figure 3 is an explanatory diagram for calculating the impedance of a single coaxial cable, and Figure 4 is an explanation of transmission using conventional coaxial cables. Fig. 5 shows the case where a common mode trap is used. 1... Pulse generation circuit, 2... Wave transmission driver,
3... Cable, 4... Ultrasonic transducer, 5... Receiving circuit, 10... Coaxial cable group, 11... Coaxial connector, 12... Common mode trap.
Claims (1)
を授受するための伝送線路として同軸ケーブルを
用いる超音波探触子において、低いインピーダン
スの前記超音波振動子と整合させるために、複数
の同軸ケーブルを一体として纏めて並列に接続し
てその合成特性インピーダンスを前記超音波振動
子のインピーダンスに略等しくしたことを特徴と
する超音波探触子。 In an ultrasonic probe that uses a coaxial cable as a transmission line for transmitting and receiving signals between a transmitting/receiving circuit and an ultrasonic transducer, a plurality of An ultrasonic probe characterized in that coaxial cables are integrated and connected in parallel so that their composite characteristic impedance is approximately equal to the impedance of the ultrasonic transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986200160U JPH0330087Y2 (en) | 1986-12-26 | 1986-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986200160U JPH0330087Y2 (en) | 1986-12-26 | 1986-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63103610U true JPS63103610U (en) | 1988-07-05 |
| JPH0330087Y2 JPH0330087Y2 (en) | 1991-06-26 |
Family
ID=31162416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986200160U Expired JPH0330087Y2 (en) | 1986-12-26 | 1986-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330087Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5789967U (en) * | 1980-11-25 | 1982-06-03 | ||
| JPS6035626U (en) * | 1983-08-16 | 1985-03-12 | 株式会社 日立メデイコ | Impedance matching device for ultrasonic tomography equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6035626B2 (en) * | 1982-08-06 | 1985-08-15 | 工業技術院長 | Multi-sample multi-item automatic chemical analyzer |
-
1986
- 1986-12-26 JP JP1986200160U patent/JPH0330087Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5789967U (en) * | 1980-11-25 | 1982-06-03 | ||
| JPS6035626U (en) * | 1983-08-16 | 1985-03-12 | 株式会社 日立メデイコ | Impedance matching device for ultrasonic tomography equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0330087Y2 (en) | 1991-06-26 |
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