Method and apparatus for broadcast assistance in direct communication system

摘要

A method for broadcast assistance in a direct communication system and an apparatus using the same are disclosed. The proposed method includes the following steps. A coordinator receives a broadcast assistance request message from a plurality of broadcast devices. The coordinator transmits a broadcast assistance confirmation signal to the broadcast devices and broadcasts a resource indication signal including a resource allocation. The broadcast devices respectively broadcasts an information message to at least one listening device according to the resource allocation acquired from listening to the resource indication signal, and the at least one listening device listens to one of the information messages having a category of interest according to the resource allocation acquired from listening to the resource indication signal.

主权项

1. A method for broadcast assistance in a direct communication system comprising at least one coordinator and at least one broadcast device, the method comprising:
the at least one coordinator executing the following steps: receiving a broadcast assistance request message from the broadcast device; and broadcasting a resource indication signal comprising a resource allocation, wherein after the step of receiving the broadcast assistance request message from the broadcast devices, the method further comprises: the at least one coordinator transmitting a broadcast assistance confirmation signal to the broadcast device, wherein after the step of transmitting the broadcast assistance confirmation signal to the broadcast devices, the method further comprises: the at least one coordinator contenting in a first time slot for a resource to broadcast the resource indication signal, the coordinator applying a high priority contention in the first time slot.