Patent ID: 9655048
Date: 2017-05-16
CPC Classifications: H04L,H04W,Y02D

Claim:
1. A method for operating a first communications controller adapted for operation in a first communications carrier of a communications system with a plurality of communications carriers, the method comprising: signaling a first higher layer message to a user device in the first communications carrier, the first higher layer message including information regarding an activation of operations in a second communications carrier; coordinating with a second communications controller adapted for operations in the second communications carrier an opportunistic transmission opportunity in the second communication carrier; generating a first physical layer message comprising an aperiodic trigger configured to prompt a channel measurement in accordance with a reference signal, the first physical layer message serving as an indication of the opportunistic transmission opportunity; signaling, by the first communications controller to the second communications controller, instructions to begin transmitting the reference signal in the second communications carrier; and signaling the first physical layer message to the user device in the first communications carrier.