Patent ID: 7024697
Filing Date: 2006-04-04
Classification: G06F

Abstract:
1. An access right managing system having a portable terminal, a gateway and a contents server, wherein: the portable terminal comprises; use request transmitting means for transmitting a request for use of a contents service, contents data receiving means for receiving contents data corresponding to the use request transmitted by the use request transmitting means, and display means for displaying information such as characters based on the contents data received by the contents data receiving means, and wherein: the gateway comprises; use request receiving means for receiving the use request transmitted by the use request transmitting means, access history information storing means for storing access history information including the time of the first access and a predetermined effective period each time an access is made to the contents service requested by the use request transmitted by the use request transmitting means, access validity determining means for determining whether the use request received by the use request receiving means is within the effective period that starts at the time of the first access based on the access history information stored in the access history information storing means, acquisition requesting means for transmitting a request for acquisition of contents data when the use request is determined to be within the effective period by the access validity determining means, acquisition-requested contents data receiving means for receiving contents data corresponding to the request for acquisition transmitted by the acquisition requesting means, and contents data transfer means for transferring the contents data received by the acquisition-requested contents data receiving means to the portable terminal, and wherein: the contents server comprises; contents data storing means for storing contents data associated with each contents service in advance, and contents data transmitting means for reading the contents data requested by the acquisition requesting means from the contents data storing means and for transmitting the same to the gateway, wherein, when the use request is a first use request made by the portable terminal to the gateway for access to information in the contents server, the gateway assigns a password and identification number (ID) to the use request and sends the password and ID as authentication information to the portable terminal, to be sent by the portable terminal together with all future use requests output by the portable terminal to the gateway for access to information in the contents server, wherein the time of the first access stored in the access history information storing means corresponds to a time when the contents server was first accessed by the portable terminal, wherein the predetermined effective time corresponds to a time period starting at the time of the first access, and ending at a fixed time period after the time of the first access, and wherein the portable terminal is granted use of the contents service by way of a plurality of different sessions with said contents server within the predetermined effective time, even when a disconnect period or periods exists between an operative time of any two the plurality of different sessions that are closest in operative time to each other.