WIRELESS PACKET DATA SYSTEM AND METHOD FOR DYNAMICALLY UPDATING DOMAIN NAME SYSTEM FOR ROAMING USERS IN THE SAME
摘要
申请公布号
KR20050053145(A)
申请公布日期
2005.06.08
申请号
KR20030086760
申请日期
2003.12.02
申请人
SAMSUNG ELECTRONICS CO., LTD.;SK TELECOM CO., LTD.;KT CORPORATION;KTFREETEL CO., LTD.;HANAROTELECOM, INC.;ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
