| 摘要 |
PROBLEM TO BE SOLVED: To allow file exchange with a same operation when exchanging files managed by a server on the network between mobile devices irrespective of a storage place of an exchange object file.SOLUTION: A mobile device 3-1 transmits a file on an online storage managed by a file management server 2 to a mobile deice 3-2 via short-range radio communication A3. The mobile device 3-1 acquires file information showing a file managed by the server from the file management server 2 and displays it on a display part. Whether a file specified by the file information designated by a user was previously downloaded or not is determined from among the currently displayed file information, and when it has been downloaded, it is transmitted to the mobile device 3-2, and if it has not been downloaded, a file is downloaded newly and transmitted to the mobile device 3-2. |
