Receiver , comprising: a receiving unit configured to receive a data packet comprising a pilot sequence ; a synchronization unit configured to separately correlate the pilot sequence with at least two partial reference sequences (112_1-112_n), in order to obtain a partial correlation result (116_1-116_n) for each of the at least two partial reference sequences (112_1-112_n); wherein the synchronization unit is configured to non-coherently add the partial correlation results (112_1-112_n) in order to obtain a coarse correlation result for the data packet ; wherein the receiving unit is configured to receive at least two data packets , wherein each of the at least two data packets comprises a pilot sequence ; wherein the synchronization unit is configured to separately correlate the pilot sequence of each of the at least two data packets with at least two partial reference sequences (112_1-112_n) corresponding to a reference sequence for the pilot sequence of the corresponding data packet , in order to obtain a partial correlation result (116_1-116_n) for each of the at least two partial reference sequences for each of the at least two data packets; wherein the synchronization unit is configured to non-coherently add at least a part of the partial correlation results (116_1-116_n) for each of the at least two data packets in order to obtain a coarse correlation result for each of the at least two data packets; wherein the synchronization unit is configured to combine at least a part of the coarse correlation results of the at least two data packets , in order to obtain a combined coarse correlation result. a receiving unit configured to receive a data packet comprising a pilot sequence ; a synchronization unit configured to separately correlate the pilot sequence with at least two partial reference sequences (112_1-112_n), in order to obtain a partial correlation result (116_1-116_n) for each of the at least two partial reference sequences (112_1-112_n); wherein the synchronization unit is configured to non-coherently add the partial correlation results (112_1-112_n) in order to obtain a coarse correlation result for the data packet ; wherein the receiving unit is configured to receive at least two data packets , wherein each of the at least two data packets comprises a pilot sequence ; wherein the synchronization unit is configured to separately correlate the pilot sequence of each of the at least two data packets with at least two partial reference sequences (112_1-112_n) corresponding to a reference sequence for the pilot sequence of the corresponding data packet , in order to obtain a partial correlation result (116_1-116_n) for each of the at least two partial reference sequences for each of the at least two data packets; wherein the synchronization unit is configured to non-coherently add at least a part of the partial correlation results (116_1-116_n) for each of the at least two data packets in order to obtain a coarse correlation result for each of the at least two data packets; wherein the synchronization unit is configured to combine at least a part of the coarse correlation results of the at least two data packets , in order to obtain a combined coarse correlation result. <EOS>