中文
相关论文

相关论文: Faster-Than-Nyquist Symbol-Level Precoding for Wid…

200 篇论文

Integrated sensing and communication (ISAC) exhibits notable potential for sensing the unmanned aerial vehicles (UAVs), facilitating real-time monitoring of UAVs for security insurance. Due to the low sensing accuracy of single base…

信号处理 · 电气工程与系统科学 2024-04-22 Xi Lu , Zhiqing Wei , Ruizhong Xu , Lin Wang , Bohao Lu , Jinghui Piao

This letter presents a flexible rate-splitting multiple access (RSMA) framework for near-field (NF) integrated sensing and communications (ISAC). The spatial beams configured to meet the communication rate requirements of NF users are…

信息论 · 计算机科学 2024-12-03 Jiasi Zhou , Cong Zhou , Cheng Zeng , Chintha Tellambura

Being capable of enhancing the spectral efficiency (SE), faster-than-Nyquist (FTN) signaling is a promising approach for wireless communication systems. This paper investigates the doubly-selective (i.e., time- and frequency-selective)…

信息论 · 计算机科学 2023-05-25 Simin Keykhosravi , Ebrahim Bedeer

In this paper, we propose a physical layer security (PLS) framework for an intelligent reflecting surface (IRS)-assisted integrated sensing and semantic communication (ISASC) system, where a multi-antenna dual-functional semantic base…

信号处理 · 电气工程与系统科学 2025-07-21 Hamid Amiriara , Mahtab Mirmohseni , Ahmed Elzanaty , Yi Ma , Rahim Tafazolli

Integrated Sensing and Communication (ISAC) has emerged as a key enabler for future wireless systems. The recently developed symbol-level precoding (SLP) technique holds significant potential for ISAC waveform design, as it leverages both…

信号处理 · 电气工程与系统科学 2025-02-21 Peng Jiang , Ming Li , Rang Liu , Wei Wang , Qian Liu

In this paper, we propose an interference exploitation symbol-level precoding (SLP) method for multi-level modulations via an in-block power allocation scheme to greatly reduce the signaling overhead. Existing SLP approaches require the…

信息论 · 计算机科学 2021-03-11 Ang Li , Fan Liu , Xuewen Liao , Yuanjun Shen , Christos Masouros

Integrated Sensing and Communication(ISAC) has become a key technology for the 5th generation (5G) and 6th generation (6G) wireless communications due to its high spectrum utilization efficiency. Utilizing infrastructure such as 5G Base…

信号处理 · 电气工程与系统科学 2023-12-04 Bohao Lu , Zhiqing Wei , Lin Wang , Ruiyun Zhang , Zhiyong Feng

This paper introduces two novel algorithms designed to address the challenge of super-resolution sensing parameter estimation in bistatic configurations within communication-centric integrated sensing and communication (ISAC) systems. Our…

信号处理 · 电气工程与系统科学 2025-12-02 Salmane Naoumi , Ahmad Bazzi , Roberto Bomfin , Marwa Chafii

Intelligent reflecting surfaces (IRSs) have emerged as a revolutionary solution to enhance wireless communications by changing propagation environment in a cost-effective and hardware-efficient fashion. In addition, symbol-level precoding…

信号处理 · 电气工程与系统科学 2021-03-23 R. Liu , M. Li , Q. Liu , A. L. Swindlehurst

In this paper, we investigate the downlink transmission of a multiuser multiple-input single-output (MISO) channel under a symbol-level precoding (SLP) scheme, having imperfect channel knowledge at the transmitter. In defining the SLP…

信号处理 · 电气工程与系统科学 2018-08-14 Alireza Haqiqatnejad , Farbod Kayhan , Bjorn Ottersten

In this paper, we investigate the issue of uplink integrated sensing and communication (ISAC) in 6G wireless networks where the sensing echo signal and the communication signal are received simultaneously at the base station (BS). To…

信息论 · 计算机科学 2024-03-05 Qiao Qi , Xiaoming Chen , Caijun Zhong , Chau Yuen , Zhaoyang Zhang

The constructive interference concept in the downlink of multiple-antenna systems is addressed in this paper. The concept of the joint exploitation of the channel state information (CSI) and data information (DI) is discussed. Using…

信息论 · 计算机科学 2015-04-28 Maha Alodeh , Symeon Chatzinotas , Bjorn Ottersten

This paper proposes an unsupervised learning-based precoding framework that trains deep neural networks (DNNs) with no target labels by unfolding an interior point method (IPM) proximal `log' barrier function. The proximal `log' barrier…

信号处理 · 电气工程与系统科学 2021-10-20 Abdullahi Mohammad , Christos Masouros , Yiannis Andreopoulos

A near-field integrated sensing, positioning, and communication (ISPAC) framework is proposed, where a base station (BS) simultaneously serves multiple communication users and carries out target sensing and positioning. A novel double-array…

信息论 · 计算机科学 2023-11-15 Haochen Li , Zhaolin Wang , Xidong Mu , Zhiwen Pan , Yuanwei Liu

Future wireless networks are expected to deliver ultra-high throughput for supporting emerging applications. In such scenarios, conventional Nyquist signaling may falter. As a remedy, faster-than-Nyquist (FTN) signaling facilitates the…

信息论 · 计算机科学 2026-01-05 Shuangyang Li , Melda Yuksel , Tongyang Xu , Shinya Sugiura , Jinhong Yuan , Giuseppe Caire , Lajos Hanzo

Integrated sensing and communication (ISAC) is a promising technology to simultaneously provide high-performance wireless communication and radar sensing services in future networks. In this paper, we propose the concept of \emph{integrated…

信号处理 · 电气工程与系统科学 2024-07-31 Chaoyue Zhang , Zhiwen Zhou , Huizhi Wang , Yong Zeng

Integrated sensing and communications (ISAC) is one of the key enabling technologies in future sixth-generation (6G) networks. Current ISAC systems predominantly rely on deterministic pilot signals within the signal frame to accomplish…

信号处理 · 电气工程与系统科学 2025-06-23 Chen Xu , Xianghao Yu , Fan Liu , Shi Jin

Integrated sensing and communication (ISAC) is a key enabling technique for future wireless networks owing to its efficient hardware and spectrum utilization. In this paper, we focus on dual-functional waveform design for a multi-input…

信号处理 · 电气工程与系统科学 2024-06-26 Peishi Li , Ming Li , Rang Liu , Qian Liu , A. Lee Swindlehurst

The evolution of next-generation wireless networks has spurred the vigorous development of the low-altitude economy (LAE). To support this emerging field while remaining compatible with existing network architectures, integrated sensing and…

信号处理 · 电气工程与系统科学 2025-11-19 Haisu Wu , Hong Ren , Cunhua Pan , Boshi Wang , Jun Tang , Haoyang Weng , Feng Shu , Jiangzhou Wang

This paper studies integrated sensing and communication (ISAC) in the downlink of a cell-free massive multiple-input multiple-output (MIMO) system with multi-static sensing and ultra-reliable low-latency communication (URLLC) users. We…

信息论 · 计算机科学 2024-01-19 Zinat Behdad , Özlem Tuğfe Demir , Ki Won Sung , Cicek Cavdar