Patent ID: 6493065
Filing Date: 2002-12-10
Classification: G03B,G03F

Abstract:
A system having an exposure apparatus for transferring a pattern of a first object onto a second object, said system comprising:an exposure apparatus having a detecting system for performing relative alignment of the first object and the second object; a transmitting system for transmitting, to a remote location and through a public data line, a mark detection signal obtained by detection of a mark of the second object made by use of said detecting system and shape information obtained by measurement of a shape of the mark on the second object; and a calculating system for performing calculation of an offset of the exposure apparatus, at the remote location, wherein said calculating system transmits information, including the offset, to the exposure apparatus and through the public data line, and wherein, on the basis of the information including the offset, alignment of the first and second objects is executed by using said detecting system and an exposure process is performed in said exposure apparatus.