发明名称 |
MOBILE COMMUNICATIONS SYSTEM |
摘要 |
A mobile communications system includes a switch connected to an inter-working unit and a circuit switching signaling converter. The inter-working unit includes a first terminator for terminating a first transfer procedure of user information for wireless transmission and a first interface to the ISDN for the user information according to ITU-T Recommendation V.110. The circuit switching signaling converter includes a second terminator for terminating a second transfer procedure of a circuit switching signal for wireless transmission and a second interface to the ISDN for the circuit switching signal according to ISDN User Part (ISUP) of common channel signaling system No. 7.
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申请公布号 |
CA2235560(A1) |
申请公布日期 |
1998.10.22 |
申请号 |
CA19982235560 |
申请日期 |
1998.04.21 |
申请人 |
NEC CORPORATION |
发明人 |
NITTA, TOSHIO |
分类号 |
H04M3/00;H04B7/26;H04M11/00;H04W76/02;H04W88/16;H04W92/02;H04W92/24;(IPC1-7):H04Q7/22;H04L12/52 |
主分类号 |
H04M3/00 |
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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