JPS6448930U - - Google Patents
Info
- Publication number
- JPS6448930U JPS6448930U JP14290287U JP14290287U JPS6448930U JP S6448930 U JPS6448930 U JP S6448930U JP 14290287 U JP14290287 U JP 14290287U JP 14290287 U JP14290287 U JP 14290287U JP S6448930 U JPS6448930 U JP S6448930U
- Authority
- JP
- Japan
- Prior art keywords
- noise
- detection
- circuit
- detection signal
- outputs
- 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
- 238000001514 detection method Methods 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案に係る雑音検出リセツト装置の
第１実施例の回路図、第２図は同実施例の出力信
号のタイミングチヤート、第３図は第２実施例の
回路図、第４図は同実施例の出力信号のタイミン
グチヤートである。
１８……雑音検出回路、２０……平滑コンデン
サ、２２，２４……高周波ダイオード、２６，４
２……比較器、３２……リセツト信号出力調整回
路、３８……トランジスタ、４０……充放電コン
デンサ。
FIG. 1 is a circuit diagram of a first embodiment of a noise detection reset device according to the present invention, FIG. 2 is a timing chart of an output signal of the same embodiment, FIG. 3 is a circuit diagram of a second embodiment, and FIG. 4 is a timing chart of output signals of the same embodiment. 18... Noise detection circuit, 20... Smoothing capacitor, 22, 24... High frequency diode, 26, 4
2... Comparator, 32... Reset signal output adjustment circuit, 38... Transistor, 40... Charge/discharge capacitor.
Claims (1)
して電子機器を一時的に安全側に作動させる雑音
検出リセツト装置において、雑音を検知して検出
信号を出力する雑音検出回路と、この雑音検出回
路が出力する検出信号を所定値と比較し、検出信
号が所定値を超えたときに前記電子機器にリセツ
ト信号を出力する比較回路とを有することを特徴
とする雑音検出リセツト装置。 A noise detection reset device that detects noise entering an electronic device from the outside and temporarily operates the electronic device on the safe side includes a noise detection circuit that detects noise and outputs a detection signal, and a noise detection circuit that detects noise and outputs a detection signal. A noise detection reset device comprising: a comparison circuit that compares a detection signal outputted by the circuit with a predetermined value and outputs a reset signal to the electronic device when the detection signal exceeds the predetermined value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14290287U JPS6448930U (en) | 1987-09-18 | 1987-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14290287U JPS6448930U (en) | 1987-09-18 | 1987-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448930U true JPS6448930U (en) | 1989-03-27 |
Family
ID=31409241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14290287U Pending JPS6448930U (en) | 1987-09-18 | 1987-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448930U (en) |
-
1987
- 1987-09-18 JP JP14290287U patent/JPS6448930U/ja active Pending
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