Patent ID: 9742583
Date: 2017-08-22
CPC Classifications: H04L,H04W

Claim:
1. A method of data retransmission in collaborative service transmission, comprising: in the collaborative service transmission, caching, by a new data cache memory of an access network gateway, data of a service requested by a collaborative terminal, wherein the data is new data received from a service server side, transmitting, by the new data cache memory, the data to target terminals when a retransmission queue cache memory of the access network gateway is emptied, and then copying the data to the retransmission queue cache memory for caching; wherein the data that has been transmitted to the target terminals is cached in the retransmission queue cache memory; executing, by an information processor of the access network gateway, a retransmission strategy, determining that data retransmission is required, and retransmitting the cached data in the retransmission queue cache memory to a corresponding target terminal.