Patent ID: 8526389
Filing Date: 2013-09-03
Classification: H04L,H04W

Abstract:
1. A method comprising: a) receiving, by a wireless device, at least one control message from a base station, said at least one control message causing in said wireless device: b) receiving, by said wireless device, a control command for transmission of a random access preamble on a first cell in said plurality of cells, said random access preamble transmitted in parallel with at least one of the following parallel uplink transmissions: c) determining, by said wireless device, a preamble transmission power for said random access preamble; and d) if a total calculated transmission power exceeds a predefined value, said wireless device obtaining transmission power of said at least one parallel uplink transmission according to the following priorities: wherein said priorities are employed by said wireless device to reduce or scale linear transmission power of one or more of said at least one parallel transmission such that an updated value of said total calculated transmission power is equal to or less than said predefined value.