P

Inventor

YANG DOO-YONG

KR10 patents

Patents

10 patents
US6912388B2Jun 28, 2005

Providing roaming service among private mobile switching centers

SAMSUNG ELECTRONICS CO LTD22 citations90
US7333472B2Feb 19, 2008

Internet protocol telephony exchange system and call control method thereof

SAMSUNG ELECTRONICS CO LTD33 citations86
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