Inventor
YANG DOO-YONG
KR10 patents
Patents
10 patentsUS6912388B2Jun 28, 2005
Providing roaming service among private mobile switching centers
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US7333472B2Feb 19, 2008
Internet protocol telephony exchange system and call control method thereof
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US7643466B2Jan 5, 2010
Method and system for using either public or private networks in 1xEV-DO system
SAMSUNG ELECTRONICS CO LTD9 citations82
US7215953B2May 8, 2007
Private wireless high-speed data system and data service method
SAMSUNG ELECTRONICS CO LTD3 citations62
US7359352B2Apr 15, 2008
Apparatus and method for processing data call in private wireless high-speed data system
SAMSUNG ELECTRONICS CO LTD4 citations61
US7047035B2May 16, 2006
Service apparatus and method for public mobile communication network, and private wire and mobile communication network
SAMSUNG ELECTRONICS CO LTD2 citations61
US7593728B2Sep 22, 2009
Private wireless communication system and method for controlling mobile station using the same
SAMSUNG ELECTRONICS CO LTD5 citations60
US7480505B2Jan 20, 2009
Providing evolution data only (EV-DO) service in network interfacing wireless public network and wired/wireless private network
SAMSUNG ELECTRONICS CO LTD2 citations60
US7313396B2Dec 25, 2007
Registering mobile station in private mobile network cooperating with public land mobile network (PLMN)
SAMSUNG ELECTRONICS CO LTD0 citations37
US6970720B2Nov 29, 2005
Service apparatus for a public and private mobile communication network
SAMSUNG ELECTRONICS CO LTD0 citations37