Patent ID: 8854678

Claim:
A scanner configured to be connected to an external device through a network, the scanner comprising: a reading section configured to read an image recorded on a sheet so as to generate image data; and a controller configured to: sequentially generate, in a case where a plurality of images recorded on a plurality of sheets are read by the reading section, an image data group every time n (n>=1) number of sheets among the plurality of sheets is read by the reading section, and sequentially supply the generated image data group to the external device, each image data group including n number of image data corresponding to the n number of sheets; generate joint information, which is used to join two or more of the image data groups and includes information that specifies each of the two or more image data groups, the two or more of the image data groups representing the plurality of images; and supply the joint information, which is used to join the two or more of the image data groups and includes the information that specifies each of the two or more image data groups, to the external device after the two or more of the image data groups representing the plurality of images have been supplied to the external device.