INFORMATION RETRIEVAL SYSTEM UTILIZING POSITION INFORMATION, INFORMATION TERMINAL USED FOR THIS SYSTEM, AND DATABASE USED FOR THIS SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an information retrieval system, in which an information provider can properly write his or her impression or comment on a specific digital content and makes him or her freely watch and listen to others' impressions and comments.;SOLUTION: The information retrieval system is composed of an information-transmitting terminal, a database and an information-browsing terminal. The information-transmitting terminal identifies itself to specific digital contents and writes expressions and comments to the database, and the information browsing terminal also identifies itself and watches and listens to the expressions and comments attached to specified digital contents.;COPYRIGHT: (C)2005,JPO&NCIPI