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:
Nov. 02, 2010
Filed:
Oct. 26, 2005
Sun-mi Jun, Daejeon, KR;
Nam-hoon Park, Daejeon, KR;
Sun-Mi Jun, Daejeon, KR;
Nam-Hoon Park, Daejeon, KR;
Samsung Electronics Co., Ltd, Suwon-Si, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
KT Corporation, Seongnam, KR;
SK Telecom Co., Ltd, Seoul, KR;
KTFreetel Co., Ltd., Seoul, KR;
Hanaro Telecom, Inc., Seoul, KR;
Abstract
A method for updating a domain name server (DNS) address by obtaining the DNS address when an IP address is allocated by using a mobile IP address in a mobile terminal using the portable interne based on a wireless mobile network is provided. In the method at least one DNS address connected to the wireless mobile network is sampled (S), a roundtrip delay to the respective sampled DNSs is calculated (S), a DNS address having a minimum roundtrip delay is selected (S), and a DNS address of the mobile terminal is updated to be the selected DNS address (S).