发明名称 Method for realising a group call in a digital radio network
摘要 PCT No. PCT/FI92/00248 Sec. 371 Date Mar. 31, 1994 Sec. 102(e) Date Mar. 31, 1994 PCT Filed Sep. 22, 1992 PCT Pub. No. WO93/07723 PCT Pub. Date Apr. 15, 1993A method for realizing a group call in a digital radio network wherein a plurality of mobile subscribers participating in the group call roam within the area of at least one base station. Subscribers participating in the group call are guided one by one to talk on the same radio channel. To be able to handle the traffic in a controlled manner at all times without the subscribers congesting the radio channel by talking simultaneously, the base station is informed of the subscriber's desire to speak after the respective subscriber has indicated his or her desire to speak with predetermined signalling, the next speaker is selected at the base station on the basis of a predetermined algorithm, and the base station transmits an indication of a turn to speak to the subscriber which at the time is the next speaker.
申请公布号 US5594948(A) 申请公布日期 1997.01.14
申请号 US19940211459 申请日期 1994.03.31
申请人 NOKIA TELECOMMUNICATIONS OY 发明人 TALARMO, REINO;BROCKMAN, PERTTI
分类号 H04M3/56;H04W84/08;(IPC1-7):H04B7/26 主分类号 H04M3/56
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