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相关论文: CAZAC sequence generation of any length with itera…

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Ultra-high-resolution target sensing has emerged as a key enabler for various cutting-edge applications, which can be realized by utilizing the millimeter wave/terahertz frequencies. However, the extremely high operating frequency…

信号处理 · 电气工程与系统科学 2023-05-15 Fan Zhang , Tianqi Mao , Zhaocheng Wang

In this paper, we propose a sequence construction framework that extends prime-length Bj\"orck sequences, a class of Constant Amplitude Zero Autocorrelation (CAZAC) sequences, to arbitrary lengths using Goldbach's conjecture for even and…

信号处理 · 电气工程与系统科学 2026-05-29 Harish K. Dureppagari , Chiranjib Saha , R. Michael Buehrer , Harpreet S. Dhillon

Sequences with low/zero ambiguity zone (LAZ/ZAZ) properties are useful in modern communication and radar systems operating over mobile environments. This paper first presents a new family of ZAZ sequence sets motivated by the ``modulating''…

信息论 · 计算机科学 2025-03-20 Liying Tian , Xiaoshi Song , Zilong Liu , Yubo Li

A method for constructing sets of sequences with zero-correlation zone (ZCZ sequences) and sequence sets with low cross correlation is proposed. The method is to use families of short sequences and complete orthogonal sequence sets to…

信息论 · 计算机科学 2007-07-13 Xiangyong Zeng , Lei Hu , Qingchong Liu

In this paper, we propose three classes of systematic approaches for constructing zero correlation zone (ZCZ) sequence families. In most cases, these approaches are capable of generating sequence families that achieve the upper bounds on…

信息论 · 计算机科学 2016-11-17 Yen-Cheng Liu , Ching-Wei Chen , Yu T. Su

The construction of finite tight Gabor frames plays an important role in many applications. These applications include significant ones in signal and image processing. We explore when constant amplitude zero autocorrelation (CAZAC)…

泛函分析 · 数学 2016-12-30 Mark Magsino

Correlation clustering is a central topic in unsupervised learning, with many applications in ML and data mining. In correlation clustering, one receives as input a signed graph and the goal is to partition it to minimize the number of…

数据结构与算法 · 计算机科学 2021-06-17 Vincent Cohen-Addad , Silvio Lattanzi , Slobodan Mitrović , Ashkan Norouzi-Fard , Nikos Parotsidis , Jakub Tarnawski

The autocorrelation of a Zadoff-Chu (ZC) sequence with a non-zero cyclically shifted version of itself is zero. Due to the interesting property, ZC sequences are widely used in the LTE air interface in the primary synchronization signal…

信息论 · 计算机科学 2016-04-07 Md Mashud Hyder , Kaushik Mahata

This paper presents iterative Sequential Action Control (iSAC), a receding horizon approach for control of nonlinear systems. The iSAC method has a closed-form open-loop solution, which is iteratively updated between time steps by…

机器人学 · 计算机科学 2018-11-01 Emmanouil Tzorakoleftherakis , Todd Murphey

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 desirable to design a set of CDMA spreading sequences with…

信息论 · 计算机科学 2016-11-17 Su Hu , Zilong Liu , Yong Liang Guan , Wenhui Xiong , Guoan Bi , Shaoqian Li

In NR-based Access to Unlicensed Spectrum (NR-U) of 5G system, to satisfy the rules of Occupied Channel Bandwidth (OCB) of unlicensed spectrum, the channels of PRACH and PUCCH have to use some sequence repetition mechanisms in frequency…

信息论 · 计算机科学 2022-01-04 Yajun Zhao , Juan Liu , Saijin Xie

Unimodular/Phase only sequence having impulse like aperiodic auto-correlation function plays a central role in the applications of RADAR, SONAR, Cryptography, and Wireless (CDMA) Communication Systems. In this paper, we propose a fast…

信号处理 · 电气工程与系统科学 2020-07-16 Surya Prakash Sankuru , Prabhu Babu

In this paper, for the first time, we present a direct and new construction of multiple zero-correlation zone (ZCZ) sequence sets with inter-set zero-cross correlation zone (ZCCZ) from generalised Boolean function. Tang \emph{et al.} in…

信息论 · 计算机科学 2023-02-07 Nishant Kumar , Sudhan Majhi , Ashish K. Upadhyay

A novel uniform circular array (UCA) based near-field (NF) integrated sensing and communication (ISAC) framework is proposed, where the Cylindrical coordinate is invoked to evaluate the joint positioning performance. The joint squared…

信号处理 · 电气工程与系统科学 2025-06-03 Na Xue , Xidong Mu , Yue Chen , Yuanwei Liu

In this paper, a simple construction of interference-free zero correlation zone (IF-ZCZ) sequence sets is proposed by well designed finite Zak transform lattice tessellation. Each set is characterized by the period of sequences $KM$, the…

信号处理 · 电气工程与系统科学 2022-03-01 Qiping Fang , Zilong Wang

Discrete-time domain Iterative Learning Control (ILC) schemes inspired by Repetitive control algorithms are proposed and analyzed. The well known relation between a discrete-time plant (filter) and its Markov Toeplitz matrix representation…

最优化与控制 · 数学 2014-08-12 K. Krishnamoorthy , Tsu-Chin Tsao

Pseudo-arclength continuation is a well-established method for generating a numerical curve approximating the solution of an underdetermined system of nonlinear equations. It is an inherently sequential predictor-corrector method in which…

数值分析 · 数学 2013-12-13 Dhavide Aruliah , Lennaert van Veen , Alex Dubitski

Inter-process communication (IPC) is one of the core functions of modern robotics middleware. We propose an efficient IPC technique called TZC (Towards Zero-Copy). As a core component of TZC, we design a novel algorithm called partial…

机器人学 · 计算机科学 2022-02-24 Yu-Ping Wang , Wende Tan , Xu-Qiang Hu , Dinesh Manocha , Shi-Min Hu

Complete complementary codes (CCCs) are highly valuable in the fields of information security, radar and communication. The spectrally null constrained (SNC) problem arises in radar and modern communication systems due to the reservation or…

信息论 · 计算机科学 2025-08-27 Rajen Kumar , Palash Sarkar , Prashant Kumar Srivastava , Sudhan Majhi

Unimodular sequences with low autocorrelations are desired in many applications, especially in the area of radar and code-division multiple access (CDMA). In this paper, we propose a new algorithm to design unimodular sequences with low…

最优化与控制 · 数学 2023-07-19 Junxiao Song , Prabhu Babu , Daniel P. Palomar
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