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A METHOD FOR REALIZING TALK RIGHT CONTROL IN GROUP CALL SYSTEM
A METHOD FOR REALIZING TALK RIGHT CONTROL IN GROUP CALL SYSTEM
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机译：群呼系统中话语权控制的一种实现方法
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摘要
A method for realizing talk right control in group call system includes: a dispatch terminal starts and establishes a group call, during the establish procedure, a group call switching center establishes semiduplex group call communication according to the acquired group data from group call register; by the terminal performing talk right release/application, manual pressing the special function key on the terminal, the terminal can auto-form a short message (SMS) of talk right release/application, and transmits the SMS to SMS center through mobile communication network; the SMS center identifies the SMS is talk right SMS type by the specialidentifier in the SMS, and inquire about the group call switching center that is processing the group call currently from the group call register; the group call switching center modifies the group members to become talked/talking status. The method of the present invention doesn't add requirement to the current mobile switching network, and realizes talk right application and release in the group call based on the current network switching and home location register that don't be modified, and the method of the present invention has better real time and reliability.
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