发明名称 |
Inter-system communications in mobile communications system |
摘要 |
The present invention relates to a method of arranging inter-working for a communications system comprising a PMR (private mobile radio) system part and a PLMN (public land mobile network) system part. The system comprises a mobile intermediate device capable of communicating with the PMR system part and the PLMN system part and comprising a converter for performing protocol conversion between the PMR system part and the PLMN system part, the method comprising: detecting in the intermediate device a need for inter-system transfer from a source system part to a target system part, performing by the converter conversion for an information unit from a source system to a format appropriate in the target system part; and transmitting the converted information unit to the target system part. |
申请公布号 |
US8280422(B2) |
申请公布日期 |
2012.10.02 |
申请号 |
US20070223515 |
申请日期 |
2007.01.31 |
申请人 |
FORSTEN TAPANI;JOKELA HARRI;MAEKINEN RISTO;TELIASONERA AB |
发明人 |
FORSTEN TAPANI;JOKELA HARRI;MAEKINEN RISTO |
分类号 |
H04W4/10;H04W88/16;H04W92/02 |
主分类号 |
H04W4/10 |
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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