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The Construction and Performance of a Novel Intergroup Complementary Code

Wenzhun Huang, Shanwen Zhang
2013 TELKOMNIKA (Telecommunication Computing Electronics and Control)  
Abstract On the basis of the analyses for intergroup complementary (IGC) code and zero correlation zone complementary code, a novel IGC code has been proposed to adapt M-ary orthogonal code spreading spectrum  ...  The zero correlation zone length is longer than the intergroup IGC code, but shorter than the intergroup IGC code.  ...  Acknowledgements The results discussed in this paper are part of the theses works of UAV data link.  ... 
doi:10.12928/telkomnika.v11i3.1137 fatcat:7zfgkjtb55f4tgeu2szxylzqly

Z-Complementary Sets Based on Sequences with Periodic and Aperiodic Zero Correlation Zone

Zhenyu Zhang, Wei Chen, Fanxin Zeng, Hua Wu, Yuanhong Zhong
2009 EURASIP Journal on Wireless Communications and Networking  
Different from those constructions using complementary sequences as a kernel, the proposed constructions are based on sequences with periodic and aperiodic zero-correlation zone (PAZCZ).  ...  Methods of constructing Z-complementary sequence sets are described.  ...  Acknowledgment This work was supported in part by the National Science Foundation of China (NSFC) under Grant no. 60872164.  ... 
doi:10.1155/2009/418026 fatcat:2pefyxdlw5hf7oic7neino3cbi

Symmetrical Z-Complementary Code Sets (SZCCSs) for Optimal Training in Generalized Spatial Modulation [article]

Yajing Zhou, Zhengchun Zhou, Zilong Liu, Yang Yang, Ping Yang, Pingzhi Fan
2022 arXiv   pre-print
This paper introduces a novel class of code sets, called "symmetrical Z-complementary code sets (SZCCSs)" , whose aperiodic auto- and cross- correlation sums exhibit zero-correlation zones (ZCZs) at both  ...  Three constructions of (optimal) SZCCSs based on general Boolean functions are presented.  ...  on the width of zero-correlation zones of aperiodic correlation sums for that symmetrical Z-complementary code set.  ... 
arXiv:2010.11372v2 fatcat:2vmdtkv4jjabjccamcrsxnnvfa

Quasi-Orthogonal Z-Complementary Pairs and Their Applications in Fully Polarimetric Radar Systems [article]

Jiahuan Wang and Pingzhi Fan and Zhengchun Zhou and Yang Yang
2020 arXiv   pre-print
One objective of this paper is to propose a novel class of sequence pairs, called "Quasi-orthogonal Z-complementary pairs (QOZCPs)", each depicting Z-complementary property for their aperiodic auto-correlation  ...  sums and also have a zero correlation zone when their aperiodic cross-correlation is considered.  ...  In 2013, Gong et al. considered the periodic auto-correlation of a single Golay sequence and proposed a systematic construction such that each of the sequence have a zero auto-correlation zone [13] .  ... 
arXiv:2004.05348v2 fatcat:fi2wpvdka5f3bmoy5onbkko5xu

An asymmetric ZCZ sequence set with inter-subset uncorrelated property and flexible ZCZ length

Longye Wang, Gaoyuan Zhang, Hong Wen, Xiaoli Zeng
2018 Advances in Mathematics of Communications  
In this paper, we propose a novel method for constructing new uncorrelated asymmetric zero correlation zone (UA-ZCZ) sequence sets by interleaving perfect sequences.  ...  In other words, the cross-correlation function (CCF) between two arbitrary sequences which belong to different subsets has quite a large zero cross-correlation zone (ZCCZ).  ...  Introduction Conventional zero correlation zone (C-ZCZ) sequences are often used for eliminating multiple-access interference or multi-path interference in a quasi-synchronous code-division multiple-access  ... 
doi:10.3934/amc.2018032 fatcat:2akl4qzg2fgerjcqpvfhaly4tu

Range-Doppler Sidelobe Suppression for Pulsed Radar Based on Golay Complementary Codes [article]

Zhong-Jie Wu, Chen-Xu Wang, Pei-He Jiang, Zhi-Quan Zhou
2020 arXiv   pre-print
To relieve the interference caused by range-Doppler sidelobes in pulsed radars, we propose a new method to construct Doppler resilient complementary waveforms based on Golay codes.  ...  The novel waveform thus obtained has its range sidelobe outright suppressed in multiple and flexibly-adjustable Doppler zones, and performs well in Doppler sidelobe suppression, Doppler resolution and  ...  Based on the above work, we develop a novel method to design DRCWs with multiple RSBAs and balanced performance metrics with the aid of numerical optimization theory.  ... 
arXiv:2003.11726v1 fatcat:3lwczdak4rc5pnp43gemkfr26e

Doppler Influence on Waveform Orthogonality in 79GHz MIMO Phase-Coded Automotive Radar

Jeroen Overdevest, Feike Jansen, Faruk Uysal, Alexander Yarovoy
2019 IEEE Transactions on Vehicular Technology  
Design tradeoffs of practical implementation of phased-coded waveforms for MIMO radar are analyzed for the first time for a possible future System on Chip implementation.  ...  Performances of three most-promising binary code families (Gold, APAS and ZCZ sequences) are compared.  ...  Zero Correlation Zone (ZCZ) Sequence ZCZ sequences are binary sequences with special correlation properties.  ... 
doi:10.1109/tvt.2019.2951632 fatcat:7n6ggdxfyvg6xfulmcuy52b2tq

New Complementary Sets with Low PAPR Property under Spectral Null Constraints [article]

Yajing Zhou, Yang Yang, Zhengchun Zhou, Kushal Anand, Su Hu, Yong Liang Guan
2020 arXiv   pre-print
Next, inspired by a recent idea of Chen, we propose a novel construction of these seed MOCSs with non-power-of-two lengths from generalized Boolean functions.  ...  While most of the current research focus on the design of low PAPR CSSs to improve the code-rate, few works address the aforementioned SNC in their designs.  ...  Special thanks go to one of the reviewers for bringing our attention to a recent work in [43] .  ... 
arXiv:2003.06772v1 fatcat:bsx6vyfrsjfttl6y4g57jyzxqu

Hadamard Aperiodic Interval Codes for Parallel-Transmission 2D and 3D Synthetic Aperture Ultrasound Imaging

Tarek Kaddoura, Roger J. Zemp
2022 Applied Sciences  
The codes are tri-state and sparse. Locations of non-zero bits are based on marks in a sequence of aperiodic intervals, also known as a Golomb ruler.  ...  The values of non-zero bits are selected from Hadamard sequences that are mutually orthogonal.  ...  Locations of nonzero bits are constructed based on marks in an aperiodic interval sequence, also known as a Golomb ruler [29, 30] .  ... 
doi:10.3390/app12104917 fatcat:yqjubdwdljcoph7e2t3b2okqje

HpGAN: Sequence Search with Generative Adversarial Networks [article]

Mingxing Zhang, Zhengchun Zhou, Lanping Li, Zilong Liu, Meng Yang, Yanghe Feng
2020 arXiv   pre-print
HpGAN is based on the idea of zero-sum game to train a generative model, which can generate sequences with characteristics similar to the training sequences.  ...  This article proposes a novel method, called HpGAN, to search desired sequences algorithmically using generative adversarial networks (GAN).  ...  Such a region is called a zero-correlation zone (ZCZ).  ... 
arXiv:2012.05645v1 fatcat:6crymqazqjdsngifxlc4nz6gru

Quasi-Synchronous CDMA Using Properly Scrambled Walsh Codes as User-Spreading Sequences

Kwonhue Choi, Huaping Liu
2010 IEEE Transactions on Vehicular Technology  
With quadriphase scrambling applied on a quarter row of the WH matrix, the zero-correlation zone (ZCZ) is extended to ±3 chips.  ...  An orthogonal spreading code family based on scrambled Walsh-Hadamard (WH) sequences is proposed for quasi-synchronous (QS) code-division multiple-access (CDMA) systems.  ...  The theoretical bounds on the code size and the zero-correlation zone (ZCZ) width are also derived and given in [1] .  ... 
doi:10.1109/tvt.2010.2050916 fatcat:rcovyfr67nazlaea5msdkdvzpy

Multivariable Function for New Complete Complementary Codes With Arbitrary Lengths [article]

Palash Sarkar, Zilong Liu, Sudhan Majhi
2021 arXiv   pre-print
This paper is devoted to efficient design of complete complementary codes (CCCs) which have found wide applications in coding, signal processing and wireless communication, thanks to their ideal auto-  ...  For k=1 and p_1=2, our proposed construction reduces to the exact Golay-Davis-Jedwab (GDJ) sequence generator as a special case.  ...  ACKNOWLEDGEMENT The authors are deeply indebted to the anonymous Reviewers for many of their insightful comments which have greatly helped to improve the quality of this work.  ... 
arXiv:2102.10517v3 fatcat:vvdyv76oyveqdah7fx3u5av7be

Learning-based Regularization for Cardiac Strain Analysis with Ability for Domain Adaptation [article]

Allen Lu, Nripesh Parajuli, Maria Zontak, John Stendahl, Kevinminh Ta, Zhao Liu, Nabil Boutagy, Geng-Shi Jeng, Imran Alkhalil, Lawrence H. Staib, Matthew O'Donnell, Albert J. Sinusas, James S. Duncan
2018 arXiv   pre-print
We extended this framework to include a supervised loss term on synthetic data and showed the effects of biomechanical constraints on the network's ability for domain adaptation.  ...  We validated both the autoencoder and semi-supervised regularization method on in vivo data with implanted sonomicrometers.  ...  This work was supported in part by the National Institute of Health (NIH) grant numbers R01HL121226 and T32HL098069.  ... 
arXiv:1807.04807v1 fatcat:xnruoyjxbncstattgwbbpj76oy

Multiview depth coding based on combined color/depth segmentation

J. Ruiz-Hidalgo, J.R. Morros, P. Aflaki, F. Calderero, F. Marqués
2012 Journal of Visual Communication and Image Representation  
In this paper a new coding method for multiview depth video is presented. Considering the smooth structure and sharp edges of depth maps, a segmentation based approach is proposed.  ...  Experimental results show that the proposed segmentation based depth coding method outperforms H.264/AVC and H.264/MVC by more than 2dB at similar bitrates.  ...  Conclusion and future work In this paper, we have presented a method for depth map compression based on a novel approach.  ... 
doi:10.1016/j.jvcir.2011.08.001 fatcat:un2bh2nivfcdhcydo5ipsxe73y

Measurement properties of scores from a novel blind football assessment for adolescents with visual impairments

Adam Pennell, Emily Gilbert, Ali Brian, Pamela Beach, Lauren Lieberman
2022 European Journal of Adapted Physical Activity  
Therefore, the purpose of this study was to investigate the immediate measurement properties of scores from a novel football assessment in amateurskilled adolescents with VI in the US.  ...  Football (soccer) is one of the most popular sports for individuals with visual impairments (VI) worldwide but nascent within the United States (US).  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.5507/euj.2021.012 fatcat:zf4odxb3cfhb3do5wogpg4cdra
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