The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 19, 2012
Filed:
Dec. 18, 2007
Seonghun Kim, Seoul, KR;
Gyehan Song, Gyeonggi-do, KR;
Seonghun Kim, Seoul, KR;
Gyehan Song, Gyeonggi-do, KR;
NHN Corporation, Seongnam-si, KR;
Abstract
A system and method of managing log information of a user, includes: a service server receiving a login/logout request from the user; the service server selecting a location server group to transmit a log message to, corresponding to the login/logout request, based on the user's user identifier; transmitting the log message as an anycast message from the service server to a location server of the selected location server group; the location server, which receives the log message, generating a status update message corresponding to the log message; and the location server multicasting the generated status update message to remaining location servers of the selected location server group.