According to an embodiment, a wireless communication device configured to perform an intermittent receiving operation during standby includes a frame detection monitoring unit and a timer unit. The frame detection monitoring unit is configured to monitor detection of a frame during a receiving operation in the intermittent receiving operation. The timer unit is configured to extend a period of the receiving operation when receiving a notice of detection of the frame from the frame detection monitoring unit, and to extend the period of the receiving operation again when receiving again the notice of detection of the frame from the frame detection monitoring unit during an extended period of the receiving operation.