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In this paper, we propose a novel cooperative scheme to enhance the performance of multiple-access (MA) differential-chaos-shift-keying (DCSK) systems. We provide the bit-error-rate (BER) performance and throughput analyses for the new…

信息论 · 计算机科学 2016-11-15 Yi Fang , Lin Wang , Guanrong Chen

Disaster relief networks are designed to be adaptable and resilient so to encompass the demands of the emergency service. Cognitive Radio enhanced ad-hoc architecture has been put forward as a candidate to enable such networks. Spectrum…

网络与互联网体系结构 · 计算机科学 2009-12-02 Nuno Pratas , Nicola Marchetti , Neeli Rashmi Prasad , Antonio Rodrigues , Ramjee Prasad

Full-duplex (FD) systems have emerged as an es- sential enabling technology to further increase the data rate of wireless communication systems. The key idea of FD is to serve multiple users over the same bandwidth with a base station (BS)…

信息论 · 计算机科学 2017-02-07 Van-Dinh Nguyen , Hieu V. Nguyen , Chuyen T. Nguyen , Oh-Soon Shin

In this work, the delay limited capacity (DLC) of orthogonal frequency division multiplexing (OFDM) systems is investigated. The analysis is organized into two parts. In the first part, the impact of system parameters on the OFDM DLC is…

信息论 · 计算机科学 2007-07-13 Gerhard Wunder , Thomas Michel

Existing studies about ambient backscatter communication mostly assume flat-fading channels. However, frequency-selective channels widely exist in many practical scenarios. Therefore, this paper investigates ambient backscatter…

信息论 · 计算机科学 2019-01-03 Chong Zhang , Yao Qin , Gongpu Wang , Ruisi He , Rongfei Fan

The demand for providing multicast services in cellular networks is continuously and fastly increasing. In this work, we propose a non-orthogonal transmission framework based on layered-division multiplexing (LDM) to support multicast and…

信息论 · 计算机科学 2018-07-17 Erkai Chen , Meixia Tao , Ya-Feng Liu

Transmission-Distribution coordinated energy management (TDCEM) is recognized as a promising solution to the challenge of high DER penetration, but there is a lack of a distributed computation method that universally and effectively works…

系统与控制 · 计算机科学 2018-02-21 Zhengshuo Li , Hongbin Sun , Qinglai Guo

We propose a Distributed and Collaborative Monitoring system, DCM, with the following properties. First, DCM allow switches to collaboratively achieve flow monitoring tasks and balance measurement load. Second, DCM is able to perform…

网络与互联网体系结构 · 计算机科学 2016-08-22 Ye Yu , Qian Chen , Xin Li

We consider application of the discrete Fourier transform-spread orthogonal frequency-division multiplexing (DFT-spread OFDM) technique to high-speed fiber optic communications. The DFT-spread OFDM is a form of single-carrier technique that…

信息论 · 计算机科学 2011-03-01 Fanggang Wang , Xiaodong Wang

The Future wireless communication systems face the challenging task of simultaneously providing high quality of service (QoS) and broadband data transmission, while also minimizing power consumption, latency, and system complexity. Although…

信息论 · 计算机科学 2024-10-03 Amina Darghouthi , Abdelhakim Khlifi , Hmaied Shaiek , Fatma Ben Salah , Belgacem Chibani

This paper proposes a framework for fast short-term scheduling and steady-state voltage control in distribution systems enabled with both continuous control devices, e.g., inverter interfaced DGs and discrete control devices (dcds), e.g.,…

系统与控制 · 电气工程与系统科学 2023-07-19 Alireza Nouri , Alireza Soroudi , Andrew Keane

Differential system for ultra wide band (UWB) transmission is a very attractive solution from a practical point of view. In this paper, we present a new direct sequence (DS) UWB system based on the conversion of the received signal from…

信息论 · 计算机科学 2012-05-09 Karima Ben Hamida El Abri , Ammar Bouallegue

Subspace clustering is a classical technique that has been widely used for human motion segmentation and other related tasks. However, existing segmentation methods often cluster data without guidance from prior knowledge, resulting in…

计算机视觉与模式识别 · 计算机科学 2022-02-11 Tao Zhou , Huazhu Fu , Chen Gong , Ling Shao , Fatih Porikli , Haibin Ling , Jianbing Shen

In this paper, we propose a novel transmissive reconfigurable intelligent surface (TRIS) transceiver-driven cooperative integrated sensing, computing, and communication (ISCC) network to meet the requirement for a diverse network with low…

信息论 · 计算机科学 2025-10-30 Ziwei Liu , Wen Chen , Zhendong Li , Qiong Wu

In this paper, a balanced energy consumption clustering algorithm (BECC) is proposed. This new scheme is a cluster-based algorithm designed for heterogeneous energy wireless sensor networks. A polarized energy factor is introduced to adjust…

信号处理 · 电气工程与系统科学 2019-01-17 Xiaofu Ma , Yu Fang , Xingzhen Bai

In this paper, we derive the optimal centralized dynamic-time-division-duplex (D-TDD) scheme for a wireless network comprised of $K$ full-duplex nodes impaired by self-interference and additive white Gaussian noise. As a special case, we…

信息论 · 计算机科学 2020-02-07 Mohsen Mohammadkhani Razlighi , Nikola Zlatanov , Shiva Raj Pokhrel , Petar Popovski

With rapid developments of information and technology, large scale network data are ubiquitous. In this work we develop a distributed spectral clustering algorithm for community detection in large scale networks. To handle the problem, we…

统计方法学 · 统计学 2021-06-01 Shihao Wu , Zhe Li , Xuening Zhu

We propose novel hybrid beamforming schemes for the terahertz (THz) wireless system where a multi-antenna base station (BS) communicates with a multi-antenna user over frequency selective fading. Here, we assume that the BS employs…

信号处理 · 电气工程与系统科学 2020-09-30 Hang Yuan , Nan Yang , Kai Yang , Chong Han , Jianping An

Spread-spectrum systems are presented, which are based on Finite Field Fourier Transforms. Orthogonal spreading sequences defined over a finite field are derived. New digital multiplex schemes based on such spread-spectrum systems are also…

信息论 · 计算机科学 2020-06-01 H. M. de Oliveira , J. P. C. L. Miranda , R. M. Campello de Souza

L-band Digital Aeronautical Communication System type-1 (L-DACS1) is an emerging standard that aims at enhancing air traffic management (ATM) by transitioning the traditional analog aeronautical communication systems to the superior and…

信号处理 · 电气工程与系统科学 2018-01-19 Thinh H. Pham , A. P. Vinod , A. S. Madhukumar