CN104517376B - 一种两通道嵌入式安防装置 - Google Patents
一种两通道嵌入式安防装置 Download PDFInfo
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- CN104517376B CN104517376B CN201410778444.8A CN201410778444A CN104517376B CN 104517376 B CN104517376 B CN 104517376B CN 201410778444 A CN201410778444 A CN 201410778444A CN 104517376 B CN104517376 B CN 104517376B
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
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CN201410778444.8A CN104517376B (zh) | 2014-12-15 | 2014-12-15 | 一种两通道嵌入式安防装置 |
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CN201410778444.8A CN104517376B (zh) | 2014-12-15 | 2014-12-15 | 一种两通道嵌入式安防装置 |
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CN104517376A CN104517376A (zh) | 2015-04-15 |
CN104517376B true CN104517376B (zh) | 2017-07-04 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105046858B (zh) * | 2015-06-01 | 2017-10-31 | 北京航天易联科技发展有限公司 | 一种光纤周界采集设备 |
CN105654645B (zh) * | 2016-01-22 | 2018-04-10 | 北京北邮国安技术股份有限公司 | 一种光纤安防信号处理方法及*** |
CN106023499B (zh) * | 2016-04-28 | 2018-05-22 | 北京北邮国安技术股份有限公司 | 一种光纤安防信号双重识别方法及*** |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417753A1 (fr) * | 1978-02-15 | 1979-09-14 | Hitachi Ltd | Systeme de mesure optique a distance et de controle d'un objet subissant une transformation physique |
CH645765A5 (fr) * | 1982-03-02 | 1984-10-15 | Cabloptic Sa | Procede pour detecter l'interruption de la transmission de signaux lumineux et dispositif pour la mise en oeuvre de ce procede. |
US5262639A (en) * | 1992-04-15 | 1993-11-16 | Norscan Instruments Ltd. | Fiber optic cable monitoring method and apparatus including moisture detection and bending loss detection |
CN100582688C (zh) * | 2007-04-11 | 2010-01-20 | 北京京安能科技有限公司 | 可定位的光缆振动探测装置 |
CN203812352U (zh) * | 2014-04-23 | 2014-09-03 | 国网浙江绍兴市上虞区供电公司 | 一种长距离光纤周界入侵报警*** |
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