Patent ID: 9549339
Date: 2017-01-17
CPC Classifications: H04L,H04W

Claim:
1. A method in a radio network node for informing a network control node about a state of a connection between the radio network node and a user equipment served by the radio network node, the method comprising: determining whether congestion over a radio interface towards the user equipment exists or not, wherein the congestion is determined to exist when Medium Access Control-high speed, MAC-hs, or Medium Access Control-enhanced high speed, MAC-ehs, packets congest a radio bearer towards the user equipment; and transmitting to the network control node an indication indicating whether or not there is congestion of the MAC-hs or the MAC-ehs packets in the radio bearer towards the user equipment, wherein the determining comprises to determine whether a delay of transmitting Hybrid Automatic Repeat Request, HARQ, messages is over a threshold.