Patent ID: 7260448
Filing Date: 2007-08-21
Classification: H01L,Y10S

Abstract:
1. A substrate holding device comprising: a plurality of holding members configured to hold a plurality of substrates, the holding members being arranged along a predetermined arranging direction and being movable along the arranging direction; an interlocking mechanism interlocking the holding members for simultaneous coordinate movement along the arranging direction to change intervals between the holding members with respect to the arranging direction; driving means for driving the holding members for shifting at least along the arranging direction; a mapping unit for obtaining information; and control means for controlling the driving means to shift the holding members to substrate taking positions where the holding members are able to hold substrates, respectively, in accordance with a mapping information about a condition of arrangement of the substrates arranged along the arranging direction, the mapping information including information about actual pitches between the substrates with respect to the arranging direction.