Patent ID: 6892447
Filing Date: 2005-05-17
Classification: H01L,H05K,Y10T

Abstract:
1. A chip mounting device comprising: a head, not only having a function to hold a chip, but also provided with a first recognition mark; a stage, disposed below the head, and not only having a function to hold a substrate but also provided with a second recognition mark; first recognition means, recognizing the first recognition mark, and capable of moving; second recognition means, recognizing the second recognition mark, and capable of moving; and third recognition means recognizing both of the first recognition mark and the second recognition mark from the stage side in a state where the first recognition mark and the second recognition mark are close to or in contact with each other, obtained by moving the head toward the stage side, wherein a prescribed control parameter is acquired by recognizing the first recognition mark and the second recognition mark in a state where the first recognition means and the second recognition means have been moved into between the head and the stage, a prescribed control parameter is acquired by recognizing the first recognition mark and the second recognition mark with the third recognition means in a state where the head have been moved to the stage side, and a control parameter of a recognition means movement control system is corrected and updated based on the prescribed control parameters.