Method and system for cellular system to implement virtual roaming and intercommunication

Application Number  00128211 Application Date  2000.12.12 Publication Number  1358040 Publication Date  2002.07.10 Priority Information     International Classification  H04Q7/22;H04Q7/38   Applicant(s) Name  Huawei Techn Co., Ltd.   Address     Inventor(s) Name  Li Jianhua;Ding Hao;Fu Xiaoyang   Patent Agency Code  11018 Patent Agent  wang liqin AbstractThe present invention relates to a system and realizing method Read more

Virtual radio roaming technology

Application Number: 00105905Application Date: 2000.04.19Publication Number: 1318962Publication Date: 2001.10.24Priority Information: International: H04Q7/32;H04Q7/38Applicant(s) Name: Yang YibingAddress: Inventor(s) Name: Yang YibingPatent Agency Code: 00000Patent Agent: Abstract The present invention is one scheme of realizing roaming in virtual access mode. A user has his data stored in HLR of several radio networks, and when he is in some Read more