Patent ID: 8995381
Filing Date: 2015-03-31
Classification: H04L,H04W

Abstract:
1. A method comprising: a) receiving, by a wireless device, at least one radio resource control message from a base station, said at least one radio resource control message to cause in said wireless device: b) receiving, by said wireless device, a control command to transmit a random access preamble on random access resources of a secondary cell in said secondary cell group; c) transmitting one or more times, by said wireless device, said random access preamble on said random access resources of said secondary cell; d) receiving, by said wireless device, a random access response providing an uplink grant to transmit an uplink packet; e) computing, by said wireless device, transmission power of said uplink packet employing, at least in part, a first parameter calculated by summation of: f) transmitting, by said wireless device, said first uplink packet in radio resources identified by said first uplink grant.