Patent 7724720 was granted and assigned to Nokia on May, 2010 by the United States Patent and Trademark Office.
A method transmits a certain sequence of symbols, where a frame is constructed of a certain number of consecutive symbols. The symbols belonging to the sequence are transmitted using at least two antennas and the transmission of the sequence of symbols is with a certain transmission pattern. The transmission of the sequence of symbols is started from a predefined antenna and the transmission pattern is started from the beginning in the beginning of each frame. Also disclosed is an apparatus and a network element for controlling the transmission of a sequence of symbols.