| 摘要 |
<P>PROBLEM TO BE SOLVED: To perform retrieval/reference of information by analog-like operation in a user terminal. <P>SOLUTION: A server apparatus includes: a management part 39 for managing bubble data in which space range information including a latitude, a longitude and a bubble diameter in a real physical space is made to correspond to provided information; an extraction part 40 for extracting the provided information corresponding to the bubble data including space range information which overlaps at least a part of a space range regulated by retrieving target space range information based on the position information of the user terminal from the management part 39; a provision part 41 for providing the extracted provision information to the user terminal; and a movement control part 42 for virtually moving the bubble data in the real physical space by updating the latitude and longitude of the bubble data, and moving the bubble diameter of the bubble data based on the updated latitude and longitude. <P>COPYRIGHT: (C)2011,JPO&INPIT |
