发明名称 |
METHOD, MOBILE EXCHANGE, AND SUBSCRIBER STATION IN A MOBILE RADIO SYSTEM FOR ESTABLISHING A HIGH-PRIORITY CALL |
摘要 |
A method, mobile exchange, and subscriber station for establishing a high-priority call or group call to at least one subscriber (MS1-MS4) in a mobile radio system participating in a first group call conducted on a given channel. To establish a high-priority call on said channel, a release message provided with an identifier of the subscriber (MS4) participating in the first group call to whom it is desired to establish a high-priority call or high-priority group call and/or an identifier of the high-priority call or high-priority group call to be established is sent (405) on said channel to all subscribers (MS1-MS4) engaged in the first group call; the subscribers (MS1-MS4) engaged in the first group call receive said release message; said subscriber (MS4) to whom it is desired to establish a high-priority call or high-priority group call detects (503, 507) on the basis of said identifier included in the release message received that the release message is intended for said subscriber (MS4); said subscriber (MS4) terminates (506) his engagement in the group call; said subscriber (MS4) joins said high-priority call on the basis of the high-priority call identifier received.
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申请公布号 |
WO9505721(A1) |
申请公布日期 |
1995.02.23 |
申请号 |
WO1994FI00348 |
申请日期 |
1994.08.11 |
申请人 |
NOKIA TELECOMMUNICATIONS OY;PAAVONEN, TAPIO |
发明人 |
PAAVONEN, TAPIO |
分类号 |
H04W4/08;H04W4/22;H04W72/10;H04W76/06;(IPC1-7):H04Q7/28;H04M3/20 |
主分类号 |
H04W4/08 |
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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