Method for releasing voice group call uplink
A voice group call and uplink notification technology, applied in electrical components, wireless communication, network planning, etc., can solve problems such as lack of flexibility, impact of business users' speech, lack of application flexibility, etc., achieve strong flexibility and easy operation Effect
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[0065] This embodiment specifically analyzes the technical solution of the present invention for the situation that the service user currently occupying the uplink of the voice group call is in the Anchor.
[0066] image 3Shown is a schematic diagram of the message flow of releasing the voice group call uplink by a dispatcher with the authority to release the voice group call uplink when the service user occupying the voice group call uplink is in the cell covered by the Anchor MSC. As shown in the figure, when the VGCS is successfully established, the status flag of the VGCS managed by the Anchor MSC is "ongoing". FACCH), notify all BSSs in the cell to broadcast UPLINK_FREE message in the VGCS area, and broadcast the current voice group call up behavior idle state, if the current VGCS area has other MSCs besides the coverage cell of Anchor MSC--Relay MSC, then at the same time, the Anchor MSC notifies each Relay MSC to broadcast UPLINK_FREE message in each Relay MSC coverag...
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