JPH0243674U - - Google Patents
Info
- Publication number
- JPH0243674U JPH0243674U JP12163188U JP12163188U JPH0243674U JP H0243674 U JPH0243674 U JP H0243674U JP 12163188 U JP12163188 U JP 12163188U JP 12163188 U JP12163188 U JP 12163188U JP H0243674 U JPH0243674 U JP H0243674U
- Authority
- JP
- Japan
- Prior art keywords
- transmitting
- signal
- sound waves
- transmitter
- receiving
- 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
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図は本考案に係わる送波機の一実施例の構
成を示すブロツク図、第２図は従来の送波機の構
成を示すブロツク図である。
１０……発振回路、１２……分周回路、１４…
…制御回路、１６……パルス回路、１８……電力
増幅回路、２０……切換回路、２２……送受波器
、２４……受信検波器、２６……バツテリ。
FIG. 1 is a block diagram showing the configuration of an embodiment of a transmitter according to the present invention, and FIG. 2 is a block diagram showing the configuration of a conventional transmitter. 10... Oscillation circuit, 12... Frequency dividing circuit, 14...
... Control circuit, 16 ... Pulse circuit, 18 ... Power amplifier circuit, 20 ... Switching circuit, 22 ... Transmitter/receiver, 24 ... Receiving detector, 26 ... Battery.
Claims (1)
自動的に音波を送出する送波機において、 水中に音波を送出し、または外部からの音波を
受信する送受信手段と、 この送受信手段により受信された受信信号から
、送出される音波と異なる周波数の質問信号を検
出する信号検出手段と、 この信号検出手段の検出出力に基づいて送波機
能から応答機能に切り換えると共に、所定の周波
数の応答信号を生成し、前記送受信手段に出力す
る制御手段 とを具備することを特徴とする送波機。[Scope of claim for utility model registration] In a transmitter that automatically transmits sound waves underwater based on the control function of the device itself, a transmitting/receiving means for transmitting sound waves underwater or receiving sound waves from the outside; , signal detection means for detecting an interrogation signal of a frequency different from that of the transmitted sound wave from the reception signal received by the transmission and reception means; and switching from the wave transmission function to the response function based on the detection output of the signal detection means, A transmitter comprising: control means for generating a response signal of a predetermined frequency and outputting it to the transmitting/receiving means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12163188U JPH0243674U (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12163188U JPH0243674U (en) | 1988-09-19 | 1988-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243674U true JPH0243674U (en) | 1990-03-26 |
Family
ID=31368816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12163188U Pending JPH0243674U (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10945917B2 (en) | 2016-04-15 | 2021-03-16 | Nippon Frontier Medicine Laboratories Inc. | Detection apparatus for detecting taking-out of contained object from blister pack, detection method therefor, and medication management system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5496065A (en) * | 1978-01-13 | 1979-07-30 | Hitachi Ltd | Distance measuring method |
| JPS5716371A (en) * | 1980-07-04 | 1982-01-27 | Hitachi Ltd | Underwater sound generator |
| JPS587342U (en) * | 1981-07-06 | 1983-01-18 | 株式会社フジ電科 | Packages for electronic device elements |
-
1988
- 1988-09-19 JP JP12163188U patent/JPH0243674U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5496065A (en) * | 1978-01-13 | 1979-07-30 | Hitachi Ltd | Distance measuring method |
| JPS5716371A (en) * | 1980-07-04 | 1982-01-27 | Hitachi Ltd | Underwater sound generator |
| JPS587342U (en) * | 1981-07-06 | 1983-01-18 | 株式会社フジ電科 | Packages for electronic device elements |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10945917B2 (en) | 2016-04-15 | 2021-03-16 | Nippon Frontier Medicine Laboratories Inc. | Detection apparatus for detecting taking-out of contained object from blister pack, detection method therefor, and medication management system |
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