| 摘要 |
The invention provides a position finding system and a method for locating the position of a tool, in particular a hand-held screwdriver, wherein free-field position finding is performed for determining the absolute position of the tool and wherein relative position finding is performed for determining the relative position of the tool by tracking the movement of the tool relative to a known reference position, and combining the results with the result of the free-field position finding process for determining the position of the tool.
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