摘要 |
In accordance with the exemplary embodiments, there is at least a method and an apparatus, the apparatus including computer program code executed by at least one processor to cause the apparatus to perform the method including operating an apparatus to detect an occurrence of at least one trigger condition, where the occurrence of the at least one trigger condition is indicative at least of user equipment having data buffered for an uplink transmission, and in response to the detection of the occurrence of the at least one trigger condition, transmitting an a-periodic sounding reference symbol to a network access node. |