发明名称 |
Mobile communication method, mobility management node, serving gateway apparatus, packet data network gateway apparatus, policy controller, and packet switch |
摘要 |
A mobile communication system according to the present invention includes the steps of: causing an UE to switch a radio access network in a connection destination from E-UTRAN to UTRAN/GERAN; causing an MME to receive "Delete Bearer Request" to a voice communication packet bearer from an S-GW; and causing the MME to transmit to the S-GW a "Delete Bearer Response" to the "Delete Bearer Request", without giving an instruction to the UE#1 or the E-UTRAN to release the voice communication packet bearer, if a core bearer disconnection flag is set in the received "Delete Bearer Request". |
申请公布号 |
US8675609(B2) |
申请公布日期 |
2014.03.18 |
申请号 |
US201113877755 |
申请日期 |
2011.10.04 |
申请人 |
NISHIDA KATSUTOSHI;MORITA TAKASHI;NTT DOCOMO, INC. |
发明人 |
NISHIDA KATSUTOSHI;MORITA TAKASHI |
分类号 |
H04W4/00;H04L12/66 |
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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