Method and device for safeguarding a hazardous area
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United States of America Patent
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Jun 1, 2010
Grant Date -
Sep 22, 2005
app pub date -
Mar 23, 2005
filing date -
Sep 24, 2002
priority date (Note) -
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Abstract
In order to safeguard a hazardous area, in particular the hazardous area of an automatically operating machine, images of the hazardous area are recorded with at least a first and a second image recording unit that are arranged offset from one another. The images of the scene are subjected to three-dimensional scene analyses using different three-dimensional scene analysis methods, and the hazardous area is safeguarded when at least one of the scene analysis methods detects a foreign object.
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