发明名称 |
METHOD AND APPARATUS FOR SWITCHING VIRTUAL SIM SERVICE CONTRACTS WHEN ROAMING |
摘要 |
A system and method store provisioning data supporting a plurality of service providers in a VSIM internal memory unit of a mobile device. The mobile device may automatically enable provisioning data supporting one of the plurality of service providers stored in the VSIM internal memory unit to conduct a wireless communication so as to avoid roaming fees.
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申请公布号 |
US2010311418(A1) |
申请公布日期 |
2010.12.09 |
申请号 |
US20090480490 |
申请日期 |
2009.06.08 |
申请人 |
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发明人 |
SHI GUANGMING;TANGIRALA VENKAT;SIU TA-YAN;DURAND JULIAN;SPRIGG STEPHEN A. |
分类号 |
H04W4/00;H04B1/38 |
主分类号 |
H04W4/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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