Patent ID: 8665337

Claim:
An image sharing system comprising a camera, a server device and a client terminal, in which the camera uploads image data to the server device and the client terminal downloads the uploaded image data from the server device, on a network: wherein the server device comprising: a receiving unit configured to receive image data from the camera; an extracting unit configured to extract shooting information of the image data; a determining unit configured to determine one or more categories of the image data in accordance with the shooting information; a generating unit configured to generate an update information file for each of the one or more categories, the update information file being added identification information relating to image data, of which category determined by said determining unit corresponds to a category of the update information file; and a providing unit configured to provide the update information file to the client terminal in response to a request from the client terminal, the request being made by the client terminal, and wherein the client terminal comprising: a selecting unit configured to select at least one of the one or more categories; an acquiring unit configured to automatically acquire the update information file(s) corresponding to the selected at least one of the one or more categories from the server device; and a downloading unit configured to download the image data, which relates to the identification information that is added to the acquired update information file(s) from the server device.