Usage rights generation device, content usage limit system, content usage rights generation method and program

摘要

PROBLEM TO BE SOLVED: To make it possible to restrict the use of content in consideration of use authorities with respect to contents of whole users existing in a predetermined area.;SOLUTION: A user authority generation terminal device 20 communicates with portable terminal device 10-1 to 10-n owned by users existing in a detection area 60, and collects the user authority information with respect to the content of each user, and generates integrated use authority information as use authority information with respect to the content of whole users existing in the detection area 60, and transmits it to a content storage terminal device 40. When a content menu is requested from content display terminal device 50, the content storage terminal device 40 generates a content menu in which only information for performing access to the content whose use is not restricted is carried based on the integrated use authority information transmitted from the use authority generation terminal device 20 and the use restriction information applied to the content, and transmits it to a content display terminal device 50.;COPYRIGHT: (C)2008,JPO&INPIT