Patent ID: 7366710
Filing Date: 2008-04-29
Classification: G06F,Y10S

Abstract:
1. An apparatus for retrieving and presenting digital data, comprising: a network that includes plural data archives each containing a plurality of multimedia digital data; a terminal configured to be connected to the network; a database of digital data retrieval information comprising predetermined item information added to each of digital data that can be presented over the network; retrieval unit configured to retrieve digital data corresponding to retrieval conditions based on item information specified by a keyword input by a terminal user, using the database, and extracts the retrieved digital data; communication quality determination unit configured to measure a throughput in bits per second of a network path from a data archive containing the retrieved digital data to the terminal, divide a volume of the extracted digital data by the throughput to calculate a time it takes to download each of the extracted digital data from the data archive to the terminal and to generate scores in order from a low end of values calculated relative to the individual extracted digital data, thereby determining communication quality of the extracted digital data; and information presentation unit configured to present the extracted digital data in an order in accordance with a priority specified by the user, based on a matching property with the item information and on the communication quality.