JPS6116646U - Noise protection circuit - Google Patents
Noise protection circuitInfo
- Publication number
- JPS6116646U JPS6116646U JP9987584U JP9987584U JPS6116646U JP S6116646 U JPS6116646 U JP S6116646U JP 9987584 U JP9987584 U JP 9987584U JP 9987584 U JP9987584 U JP 9987584U JP S6116646 U JPS6116646 U JP S6116646U
- Authority
- JP
- Japan
- Prior art keywords
- protection circuit
- noise protection
- noise
- cpu
- reset
- 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
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図は本考案に係るノイズ保護回路を適用したプリン
ト基板の一実施例を示す平面図、第２図は第１図のプリ
ント基板の側面図、第３図は本考案に係るノイズ保護回
路の一実施例を示すブロック図である。
１・・・プリント基板、２・・・マイクロコンピュータ
、３・・・インバータ回路、４・・・ループアンテナ、
５・・・ノイズ検出回路、６・・・比較器、７・・・フ
リツプフロツプ回路、１０・・・ＣＰＵ、１３・・・制
御回路。Fig. 1 is a plan view showing an embodiment of the printed circuit board to which the noise protection circuit according to the present invention is applied, Fig. 2 is a side view of the printed circuit board shown in Fig. 1, and Fig. 3 is the noise protection circuit according to the present invention. FIG. 2 is a block diagram showing one embodiment of the present invention. 1... Printed circuit board, 2... Microcomputer, 3... Inverter circuit, 4... Loop antenna,
5... Noise detection circuit, 6... Comparator, 7... Flip-flop circuit, 10... CPU, 13... Control circuit.
Claims (1)
定箇所に設けられ外来ノイズ信号を検出するループアン
テナと、該検出したノイズ信号のレベルが所定値を超え
たときに前記ＣＰＵの作動を一時停止させる停止手段と
を備えたことを特徴とするノイズ保護回路。 ２ 前記停止第段は前記ノイズ信号によりセットされ、
前記ＣＰＵのリセット信号によりリセットされるスリッ
プフロツプ回路であることを特徴とする実用新案登録請
求の範囲第１項記載のノイズ保護回路。[Scope of Claim for Utility Model Registration] A loop antenna that is installed at a predetermined location on a printed circuit board on which electronic circuit components including CPP are mounted and detects external noise signals, and when the level of the detected noise signal exceeds a predetermined value. and a stop means for temporarily stopping the operation of the CPU. 2 the stop stage is set by the noise signal;
The noise protection circuit according to claim 1, which is a slip-flop circuit that is reset by a reset signal of the CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9987584U JPS6116646U (en) | 1984-07-02 | 1984-07-02 | Noise protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9987584U JPS6116646U (en) | 1984-07-02 | 1984-07-02 | Noise protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6116646U true JPS6116646U (en) | 1986-01-30 |
Family
ID=30659360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9987584U Pending JPS6116646U (en) | 1984-07-02 | 1984-07-02 | Noise protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6116646U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006174143A (en) * | 2004-12-16 | 2006-06-29 | Toshiba Schneider Inverter Corp | Wireless communication apparatus and inverter unit |
| JP2015012011A (en) * | 2013-06-26 | 2015-01-19 | キヤノン株式会社 | Device for acquiring information on object to be inspected, and laser device and method of controlling the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50110244A (en) * | 1974-02-06 | 1975-08-30 | ||
| JPS5522804B2 (en) * | 1975-05-21 | 1980-06-19 |
-
1984
- 1984-07-02 JP JP9987584U patent/JPS6116646U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50110244A (en) * | 1974-02-06 | 1975-08-30 | ||
| JPS5522804B2 (en) * | 1975-05-21 | 1980-06-19 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006174143A (en) * | 2004-12-16 | 2006-06-29 | Toshiba Schneider Inverter Corp | Wireless communication apparatus and inverter unit |
| JP2015012011A (en) * | 2013-06-26 | 2015-01-19 | キヤノン株式会社 | Device for acquiring information on object to be inspected, and laser device and method of controlling the same |
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