Invention Grant
US09107118B2 Method for signaling a mobile wireless device to switch to a preset carrier in a multi-carrier 4G network 有权
用于发信号通知移动无线设备以切换到多载波4G网络中的预设载波的方法

Method for signaling a mobile wireless device to switch to a preset carrier in a multi-carrier 4G network
Abstract:
A method, a system and an evolved nodeB (eNodeB) that enable user equipment (UE) to switch between carrier groups in a multi-carrier network. A carrier selection and switching (CSS) utility identifies a first and a second set of pre-configured groups of carrier frequencies that are subsequently assigned to a particular UE. The CSS utility notifies the UE of the assigned, pre-configured groups of carrier frequencies and provides the UE with system parameters associated with the first and second pre-configured groups of carrier frequencies. The CSS utility signals the UE to initiate communication via the first preconfigured group of carriers. Based on the occurrence of pre-established conditions, the CSS utility utilizes a switch signal to indicate via physical downlink control channel (PDCCH) to the UE (a) when to begin utilizing the second group of preconfigured carrier frequencies and (b) when to make subsequent switches between carrier groups.
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