发明名称 |
PROTECTIVE DEVICE FOR SAFEGUARDING A DANGEROUS AREA AND METHOD FOR VERIFYING THE FUNCTIONAL RELIABILITY OF SUCH A DEVICE |
摘要 |
The present invention discloses a protective device for safeguarding a hazardous area and a method for checking the functional reliability of such a device. The protective device has an image recording unit with an image sensor which includes a large number of light-sensitive pixels. During operation, the image recording unit records an object image. The image sensor is also supplied with a defined test image in order to check the functional reliability, wherein the test image recorded by the image sensor is compared with a defined expectation. According to one aspect of the invention, the object image is specifically made dynamic by means of a testing device and the modified object image is used as the test image. |
申请公布号 |
EP1269762(A1) |
申请公布日期 |
2003.01.02 |
申请号 |
EP20010925492 |
申请日期 |
2001.03.20 |
申请人 |
PILZ GMBH & CO. |
发明人 |
DOETTLING, DIETMAR;FUCHS, OLIVER;SAELZER, MATHIAS;WENDLER, MARTIN;WEISHAAR, CHRISTOPH |
分类号 |
G06T1/00;H04N17/00;(IPC1-7):H04N17/00;G05B19/406 |
主分类号 |
G06T1/00 |
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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