Patent ID: 8670340
Filing Date: 2014-03-11
Classification: H04L,H04W

Abstract:
1. A method for uplink scheduling in a communication system, the method comprising: determining whether a User Equipment (UE) is included in an uplink scheduling list; estimating a buffer length of the UE, if the UE is included in the uplink scheduling list; determining whether a Buffer State Report (BSR) indicating the buffer length of the UE has been received from the UE, if the estimated buffer length is 0; and transitioning a state of the UE to a non-zero BSR reception state and maintaining the UE in the uplink scheduling list, if the BSR has not been received from the UE, wherein the non-zero BSR reception state is a state in which a zero BSR indicating the buffer length of the UE is 0 has not been received from the UE.