Patent ID: 8903396

Claim:
A method in a User Equipment (UE) for performing inter frequency measurements in a mobile communications network, the method comprising: receiving from said mobile communications network at least one measurement control message including information in the at least one control message identifying a first group of cells and a first set of one or more measurement performance requirements and a second different group of cells and a second set of one or more measurement performance requirements, the first set of one or more measurement performance requirements being greater than the second set of one or more measurement performance requirements; performing inter frequency measurements in accordance with the at least one measurement control message for achieving a measurement result including performing the inter frequency measurements for the first group of cells according to the first set of one or more measurement performance requirements and for the second group of cells according to the second set of one or more measurement performance requirements; and reporting the measurement result back to said mobile communications network, wherein the measurement performance requirements for the first and second groups of cells respectively are differentiated by a time allowed for completing the measurement, and wherein the inter frequency measurements for the first group of cells according to the first set of one or more measurement performance requirements are to be performed in less time than for the second group of cells according to the second set of one or more measurement performance requirements.