New complete complementary codes for peak-to-mean power control in multi-carrier CDMA

Z Liu, YL Guan, U Parampalli - IEEE Transactions on …, 2014‏ - ieeexplore.ieee.org
Owing to the zero non-trivial aperiodic correlation sum properties, complete complementary
codes (CCC) have been applied to asynchronous multi-carrier code-division multiple …

Optimal odd-length binary Z-complementary pairs

Z Liu, U Parampalli, YL Guan - IEEE transactions on …, 2014‏ - ieeexplore.ieee.org
A pair of sequences is called a Golay complementary pair (GCP) if their aperiodic
autocorrelation sums are zero for all out-of-phase time shifts. Existing known binary GCPs …

New correlation bound and construction of quasi-complementary sequence sets

P Sarkar, C Li, S Majhi, Z Liu - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
Quasi-complementary sequence sets (QCSSs) have attracted sustained research interests
for simultaneously supporting more active users in multi-carrier code-division multiple …

A generalized construction of multiple complete complementary codes and asymptotically optimal aperiodic quasi-complementary sequence sets

Z Zhou, F Liu, AR Adhikary… - IEEE Transactions on …, 2020‏ - ieeexplore.ieee.org
In recent years, complete complementary codes (CCCs) and quasi-complementary
sequence sets (QCSSs) have found many important applications in multi-carrier code …

Sequence design for cognitive CDMA communications under arbitrary spectrum hole constraint

S Hu, Z Liu, YL Guan, W **ong, G Bi… - IEEE Journal on …, 2014‏ - ieeexplore.ieee.org
To support interference-free quasi-synchronous code-division multiple-access (QS-CDMA)
communication with low spectral density profile in a cognitive radio (CR) network, it is …

Asymptotically optimal and near-optimal aperiodic quasi-complementary sequence sets based on florentine rectangles

AR Adhikary, Y Feng, Z Zhou… - IEEE Transactions on …, 2021‏ - ieeexplore.ieee.org
Quasi-complementary sequence sets (QCSSs) can be seen as a generalized version of
complete complementary codes (CCCs), which enables multicarrier communication systems …

A tighter correlation lower bound for quasi-complementary sequence sets

Z Liu, YL Guan, WH Mow - IEEE transactions on information …, 2013‏ - ieeexplore.ieee.org
Levenshtein improved the famous Welch bound on aperiodic correlation for binary
sequences by utilizing some properties of the weighted mean square aperiodic correlation …

A direct and generalized construction of polyphase complementary sets with low PMEPR and high code-rate for OFDM system

P Sarkar, S Majhi, Z Liu - IEEE Transactions on …, 2020‏ - ieeexplore.ieee.org
A major drawback of orthogonal frequency division multiplexing (OFDM) systems is their
high peak-to-mean envelope power ratio (PMEPR). The PMEPR problem can be solved by …

New Constructions of Asymptotically Optimal Quasi-Complementary Sequence Sets With Small Alphabet Sizes

H **ao, G Luo, X Cao - IEEE Transactions on Communications, 2024‏ - ieeexplore.ieee.org
The correlation properties of sequences form a focal point in the design of multiple access
systems of communications. A popular choice for the set of sequences to deploy is the quasi …

Two Constructions of Aperiodic Quasi-Complementary Sequence Sets With New Parameters

M Wang, T Liu, M Liu, Y Li - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
Quasi-complementary sequence sets (QCSSs) have attracted sustained research interests
due to the ability to support more users compared to complete complementary codes …