Sequential acquisition of PN sequences for DS/SS communications: design and performance

@article{citeulike:2802215, abstract = {The performance of sequential acquisition of <e1>m</e1> sequences, based on the sequential probability ratio test (SPRT), is studied. The authors consider a sliding correlator-type structure for the acquisition scheme, which the mean acquisition time is proportional to the average number of samples used for a synchronization test. Sequential acquisition requires the knowledge of the partial correlation of the pseudonoise (PN) sequence, however, as the partial correlation of an <e1>m</e1> sequence is difficult to model the authors propose an approximate upper bound. This is then piecewise linearized and used for designing the SPRT which is then compared to the fixed-dwell time technique, a scheme using the fixed sample size test. Numerical results show that the saving of acquisition time by the SPRT increases as the desired probabilities of errors and/or the input SNR decrease. Analytic results are verified by computer simulation}, author = {Lee, Y. H. and Tantaratana, S. }, booktitle = {Selected Areas in Communications, IEEE Journal on}, citeulike-article-id = {2802215}, doi = {10.1109/49.136070}, journal = {Selected Areas in Communications, IEEE Journal on}, keywords = {acquisition, pn, sequential, spread-spectrum}, number = {4}, pages = {750--759}, posted-at = {2008-05-15 18:45:34}, priority = {2}, title = {Sequential acquisition of PN sequences for DS/SS communications: design and performance}, url = {http://dx.doi.org/10.1109/49.136070}, volume = {10}, year = {1992} }

TY - JOUR ID - citeulike:2802215 L3 - citeulike-article-id:2802215 TI - Sequential acquisition of PN sequences for DS/SS communications: design and performance T2 - Selected Areas in Communications, IEEE Journal on JF - Selected Areas in Communications, IEEE Journal on VL - 10 IS - 4 SP - 750 EP - 759 N2 - The performance of sequential acquisition of <e1>m</e1> sequences, based on the sequential probability ratio test (SPRT), is studied. The authors consider a sliding correlator-type structure for the acquisition scheme, which the mean acquisition time is proportional to the average number of samples used for a synchronization test. Sequential acquisition requires the knowledge of the partial correlation of the pseudonoise (PN) sequence, however, as the partial correlation of an <e1>m</e1> sequence is difficult to model the authors propose an approximate upper bound. This is then piecewise linearized and used for designing the SPRT which is then compared to the fixed-dwell time technique, a scheme using the fixed sample size test. Numerical results show that the saving of acquisition time by the SPRT increases as the desired probabilities of errors and/or the input SNR decrease. Analytic results are verified by computer simulation KW - acquisition KW - pn KW - sequential KW - spread-spectrum AU - Lee, YH AU - Tantaratana, S PY - 1992/// UR - http://dx.doi.org/10.1109/49.136070 ER -