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method, radiopuhelinkeskus and radiopuhelinjärjestelmän subscriber station korkeaprioriteettisen call or korkeaprioriteettisen ryhmäpuhelunmuodostamiseksi
method, radiopuhelinkeskus and radiopuhelinjärjestelmän subscriber station korkeaprioriteettisen call or korkeaprioriteettisen ryhmäpuhelunmuodostamiseksi
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机译:方法,无线电话中心和无线电话系统用于建立高优先级呼叫或高优先级群呼的用户台
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PCT No. PCT/FI94/00348 Sec. 371 Date Apr. 12, 1995 Sec. 102(e) Date Apr. 12, 1995 PCT Filed Aug. 11, 1994 PCT Pub. No. WO95/05721 PCT Pub. Date Feb. 23, 1995A method, mobile exchange, and subscriber station for establishing a high-priority individual 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 individual call or high-priority group call and/or an identifier of the high-priority individual 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 individual 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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