发明名称 |
OPTICAL STRAP TAMPER DETECTION WITH FOCUSING LENS |
摘要 |
A tamper detection monitoring apparatus and body. The monitoring apparatus includes a housing (14) having a first (15) and second (16) side, a light detector and a first connector (15a) on the first side, and a light emitter and a second connector (16a) on the second side. The monitoring apparatus further includes a strap (12) having a first end for coupling to the first connector and a second end for coupling to the second connector, wherein the strap contains an optical fiber. The monitoring apparatus further includes a first focusing lens disposed between the light detector and the first end of the strap and a processor configured to measure the variation in light received by the light detector. |
申请公布号 |
WO2017011261(A1) |
申请公布日期 |
2017.01.19 |
申请号 |
WO2016US41281 |
申请日期 |
2016.07.07 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MELFI, Nicholas A.;HARPER, James H.;BOLDUC, Richard D. |
分类号 |
G08B21/22 |
主分类号 |
G08B21/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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