Patents by Inventor Sang-Yun O

Sang-Yun O has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20100191831
    Abstract: A ubiquitous presence service method and system is disclosed, wherein the list of subscribers is managed in the replay platform, and the presence of each service from the application server is integrated through one route, and is then integrally managed so that they are provided based on 3A anytime, anywhere and regardless of the device, whereby the subscriber who receives the information about the present status of the application services operated by the various application servers can integrally manage his(her) own presence profiles, and the application server can provide the subscription authorities of the presence service to the consistent interface. The ubiquitous presence service method comprises receiving presence information including a present or updated status of application service from one or more application servers; and transmitting the received presence information to at least one subscriber terminal.
    Type: Application
    Filed: June 20, 2008
    Publication date: July 29, 2010
    Applicant: NHN Corporation
    Inventors: Jeong-Hun Moon, Taeksoo Kim, Sung Jae Jang, Kyungyong Kim, Sang-Yun O