JPH0263198U - - Google Patents
Info
- Publication number
- JPH0263198U JPH0263198U JP1988143542U JP14354288U JPH0263198U JP H0263198 U JPH0263198 U JP H0263198U JP 1988143542 U JP1988143542 U JP 1988143542U JP 14354288 U JP14354288 U JP 14354288U JP H0263198 U JPH0263198 U JP H0263198U
- Authority
- JP
- Japan
- Prior art keywords
- transmitter
- alarm
- portable
- portable receiver
- pulse clock
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Emergency Alarm Devices (AREA)
- Mobile Radio Communication Systems (AREA)
- Optical Communication System (AREA)
Description
第１Ａ図、第１Ｂ図は本考案の一実施例の送信
器、受信器のブロツク図、第２図〜第４図は送信
器・受信器をマウントする種々のタイプを例示し
た外形図である。
１……パルス発振器、２……ＬＥＤ駆動回路、
３……赤外ＬＥＤ、５……受光素子、７……パル
ス識別器、８……比較器、１０……アラーム駆動
回路、１１……アラーム、１３……送信器、１４
……受信部（受信器）、１５……警報部（受信器
）。
Figures 1A and 1B are block diagrams of a transmitter and receiver according to an embodiment of the present invention, and Figures 2 to 4 are external diagrams illustrating various types of mounts for transmitters and receivers. . 1...Pulse oscillator, 2...LED drive circuit,
3... Infrared LED, 5... Light receiving element, 7... Pulse identifier, 8... Comparator, 10... Alarm drive circuit, 11... Alarm, 13... Transmitter, 14
...Receiving section (receiver), 15... Alarm section (receiver).
Claims (1)
される赤外ＬＥＤを有する携帯用送信器と、該送
信器からの放射光を受信復調する受信部と、受信
パルスクロツクの状況から所定の基準によりアラ
ームを発生する警報部とを有する携帯用受信器と
からなる迷子予防装置。 A portable transmitter having an infrared LED driven by an output pulse clock of a pulse oscillator, a receiving section that receives and demodulates the emitted light from the transmitter, and an alarm section that generates an alarm based on a predetermined standard based on the status of the received pulse clock. A device for preventing lost children, comprising: a portable receiver having a portable receiver;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988143542U JPH0263198U (en) | 1988-11-01 | 1988-11-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988143542U JPH0263198U (en) | 1988-11-01 | 1988-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0263198U true JPH0263198U (en) | 1990-05-11 |
Family
ID=31410455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988143542U Pending JPH0263198U (en) | 1988-11-01 | 1988-11-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0263198U (en) |
-
1988
- 1988-11-01 JP JP1988143542U patent/JPH0263198U/ja active Pending
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