Patent ID: 9635656
Date: 2017-04-25
CPC Classifications: H04J,H04L,H04W

Claim:
1. A data communication method which is implemented by a communication system, the method comprising: transmitting data by a base station using an OFDM (Orthogonal Frequency Division Multiplexing) method as a downlink access method; transmitting, by a mobile terminal, a quality notification signal for notifying downlink communication quality to said base station; transmitting, by said mobile terminal, a scheduling request signal to said base station requesting allocation of radio resources from said base station before transmitting transmission data to said base station; and performing, by said mobile terminal: a quality notification process that includes transmitting said quality notification signal to said base station; a scheduling request signal transmission process that includes transmitting said scheduling request signal to said base station; a first control process that includes, when the mobile terminal has not been allocated a radio resource for transmitting said transmission data, transmitting said scheduling request signal to said base station; and a second control process that includes, when said quality notification process coincides with said scheduling request signal transmission process, stopping said quality notification process during a time interval during which said mobile terminal transmits said scheduling request signal.