Patent ID: 8958755
Filing Date: 2015-02-17
Classification: H04W

Abstract:
1. A method of reporting, by a user equipment (UE), at least a portion of a logged measurement in a wireless communication system, the method comprising: receiving a Public Land Mobile Network (PLMN) list that includes information about at least one PLMN whose logged Minimization Drive Test (MDT) is valid; receiving information for executing the logged MDT, wherein the information indicates at least one PLMN in the PLMN list that is configured in the UE, wherein the information is represented in a bitmap format, wherein a size of the bitmap is equal to a number of the at least one PLMN in the PLMN list configured in the UE, wherein bits of the bitmap are sequentially associated with respective PLMNs of the PLMN list; logging a measurement based on the information for executing the logged MDT; entering a Radio Resource Control (RRC)_connected state for a target cell; determining whether reporting the logged measurement is possible or not; and reporting at least a portion of the logged measurement to the target cell if reporting the logged measurement to the target cell is possible.