Patent ID: 9060361
Filing Date: 2015-06-16
Classification: H04L,H04W

Abstract:
1. A method for transmitting Channel State Information (CSI) report in a wireless network where a plurality of cells is configured to cooperate for a User Equipment (UE) with Carrier aggregation (CA), the method comprising: detecting a collision in a subframe, between a first Physical Uplink Control Channel (PUCCH) CSI report of one serving cell with which the UE is configured in one of transmission modes 1 to 9, and a second PUCCH CSI report of another serving cell with which the UE is configured in transmission mode 10; comparing the priorities of reporting types of the collided PUCCH CSI reports; and upon the reporting types of the collided PUCCH CSI reports having a same priority, transmitting the first PUCCH CSI report if a CSI process index of the second PUCCH CSI report has a positive value other than 1.