Patent ID: 8064106

Claim:
A document reading apparatus comprising: a conveying unit configured to sequentially convey a plurality of documents along a conveyance path at a predetermined interval; a reading unit configured to obtain image data by sequentially reading each of the plurality of documents conveyed by the conveying unit at a predetermined reading position; a storage unit configured to store the image data obtained by the reading unit; and a transfer unit configured to transfer the stored image data to a transfer destination, wherein the transfer unit transfers the image data to the transfer destination to satisfy a relationship X+Y≧Z>X, wherein X represents a reading time required for the reading unit to read one of the plurality of documents, Y represents an interval time between an end of reading the one of the plurality of documents and a beginning of reading a next one of the plurality of documents, and Z represents a transfer time required for transferring the image data of one of the plurality of documents by the transfer unit.