Apparatus and method for multicast/broadcast service data transmission synchronization
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United States of America Patent
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Sep 16, 2014
Issued Date -
N/A
app pub date -
Aug 15, 2012
filing date -
Nov 11, 2011
priority date (Note) -
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Abstract
An MBS data transmission synchronization apparatus of a radio access station is provided. The MBS data transmission synchronization apparatus includes an information reception unit that receives transmission synchronization information from an ACR, an information reception loss check unit that determines whether the received transmission synchronization information is lost, a content reception unit that sequentially receives a content packet including content time information from an MBS content source, a packet reception loss check unit that determines whether the received content packet is lost, a retransmission request unit that transmits a retransmission request message to the ACR, a transmission time determination unit that determines a transmission time of the received content packet on the basis of the transmission synchronization information and the content time information, and a content transmission unit that transmits the received content packet to mobile terminals at the transmission time.
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