CN201122338Y - Alarm - Google Patents
Alarm Download PDFInfo
- Publication number
- CN201122338Y CN201122338Y CNU2007201906019U CN200720190601U CN201122338Y CN 201122338 Y CN201122338 Y CN 201122338Y CN U2007201906019 U CNU2007201906019 U CN U2007201906019U CN 200720190601 U CN200720190601 U CN 200720190601U CN 201122338 Y CN201122338 Y CN 201122338Y
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- Prior art keywords
- relay
- photoelectrical coupler
- alarm
- module
- signal processing
- 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.)
- Expired - Fee Related
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- 230000037452 priming Effects 0.000 claims abstract description 9
- 238000006073 displacement reaction Methods 0.000 claims description 31
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Burglar Alarm Systems (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201906019U CN201122338Y (en) | 2007-12-05 | 2007-12-05 | Alarm |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201906019U CN201122338Y (en) | 2007-12-05 | 2007-12-05 | Alarm |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201122338Y true CN201122338Y (en) | 2008-09-24 |
Family
ID=40009573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2007201906019U Expired - Fee Related CN201122338Y (en) | 2007-12-05 | 2007-12-05 | Alarm |
Country Status (1)
Country | Link |
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CN (1) | CN201122338Y (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102649421A (en) * | 2012-04-26 | 2012-08-29 | 南京物联传感技术有限公司 | Vehicle antitheft warning device and work method of vehicle antitheft warning device |
CN103226065A (en) * | 2013-04-10 | 2013-07-31 | 苏州市职业大学 | Intelligent automobile performance monitoring system based on onboard automatic diagnosis system |
CN103903374A (en) * | 2014-03-31 | 2014-07-02 | 北京工业大学 | Anti-theft device for an ancient tomb |
CN104809853A (en) * | 2015-05-14 | 2015-07-29 | 杨群 | Security alarm system and operation method thereof |
GB2541657A (en) * | 2015-08-24 | 2017-03-01 | Q-Free Asa | Tamper detection |
CN106945629A (en) * | 2017-01-23 | 2017-07-14 | 斑马信息科技有限公司 | Security system for vehicles and its application |
-
2007
- 2007-12-05 CN CNU2007201906019U patent/CN201122338Y/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102649421A (en) * | 2012-04-26 | 2012-08-29 | 南京物联传感技术有限公司 | Vehicle antitheft warning device and work method of vehicle antitheft warning device |
CN103226065A (en) * | 2013-04-10 | 2013-07-31 | 苏州市职业大学 | Intelligent automobile performance monitoring system based on onboard automatic diagnosis system |
CN103903374A (en) * | 2014-03-31 | 2014-07-02 | 北京工业大学 | Anti-theft device for an ancient tomb |
CN104809853A (en) * | 2015-05-14 | 2015-07-29 | 杨群 | Security alarm system and operation method thereof |
GB2541657A (en) * | 2015-08-24 | 2017-03-01 | Q-Free Asa | Tamper detection |
US9840231B2 (en) | 2015-08-24 | 2017-12-12 | Q-Free Asa | Tamper detection |
US10053057B2 (en) | 2015-08-24 | 2018-08-21 | Q-Free Asa | Tamper detection |
GB2541657B (en) * | 2015-08-24 | 2019-02-06 | Q Free Asa | Vehicle license plate tamper detection system |
CN106945629A (en) * | 2017-01-23 | 2017-07-14 | 斑马信息科技有限公司 | Security system for vehicles and its application |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090313 Address after: Experimental instrument factory of Military Medical Science Academy of the PLA, Taiping Road, 27, Beijing, Haidian District 100850, China Patentee after: FOUR-RING SCIENCE INSTRUMENT PLANT BEIJING CO., LTD. Address before: Beijing City, Chaoyang District Tatun South Beach 4 Hospital No. 2 Building 5 unit 301 room, zip code: 100101 Patentee before: Xu Ke |
|
ASS | Succession or assignment of patent right |
Owner name: BEIJING SIHUAN SCIENTIFIC INSTRUMENT FACTORY CO., Free format text: FORMER OWNER: XU KE Effective date: 20090313 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080924 Termination date: 20101205 |