Patents by Inventor Woon-Haing HUR

Woon-Haing HUR 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).

  • Method and apparatus of searching for operator network in a multi-radio access technology environment
    Patent number: 9008656
    Abstract: A method and apparatus of searching for an operator network in a multi-Radio Access Technology (RAT) environment are provided. The method, calculating a length of a sleep interval to perform background Public Land Mobile Network (PLMN) searching, comparing the length of the sleep interval with a predetermined reference parameter, if the length of the sleep interval is larger than the reference parameter, performing background PLMN searching of a passive RAT during the sleep interval, and if the length of the sleep interval is equal to or smaller than the reference parameter, performing background PLMN searching of an active RAT during the sleep interval.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: April 14, 2015
    Assignee: Samsung Electronics Co. Ltd.
    Inventors: Chung-Ho Shin, Chan-Young Kim, Byoung-Jae Bae, Jae-Ho Song, Woon-Haing Hur
  • METHOD AND APPARATUS OF SEARCHING FOR OPERATOR NETWORK IN A MULTI-RADIO ACCESS TECHNOLOGY ENVIRONMENT
    Publication number: 20140235237
    Abstract: A method and apparatus of searching for an operator network in a multi-Radio Access Technology (RAT) environment are provided. The method, calculating a length of a sleep interval to perform background Public Land Mobile Network (PLMN) searching, comparing the length of the sleep interval with a predetermined reference parameter, if the length of the sleep interval is larger than the reference parameter, performing background PLMN searching of a passive RAT during the sleep interval, and if the length of the sleep interval is equal to or smaller than the reference parameter, performing background PLMN searching of an active RAT during the sleep interval.
    Type: Application
    Filed: July 26, 2013
    Publication date: August 21, 2014
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Chung-Ho SHIN, Chan-Young KIM, Byoung-Jae BAE, Jae-Ho SONG, Woon-Haing HUR