Huawei patents granted on 27 January 2015

3 US patents granted on 27 January 2015 and assigned to Huawei

1 8,942,988 Efficient temporal envelope coding approach by prediction between low band signal and high band signal
2 8,942,249 Synchronization method, communication handover method, radio network and node
3 8,942,092 Gateway data transmission method, device and system