| 摘要 |
PROBLEM TO BE SOLVED: To provide a floor part capable of constantly grasping the number of customers in a store and behavior of the customers. SOLUTION: In the floor part A, a plurality of floor tiles 1 are laid in a room of a store or the like having an entrance 300, each floor tile of one area of the floor part A is provided with a function capable of detecting the number of steps, or a floor backing 2 of one area of the floor part is provided with the function capable of detecting the number of steps. A display part receiving signals from the floor tiles 1 or the floor backing 2 is provided inside or outside the room. The floor tiles are laid detachably with respect to the floor backing 2. A concentration ratio of people in a desired portion can be grasped, and since the floor tiles are detachably laid, a detection area can be easily changed. Since the floor tiles can be freely replaced or exchanged, they can be rented or leased. COPYRIGHT: (C)2003,JPO
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