中文
相关论文

相关论文: Designing FDA Radars Robust to Contaminated Shared…

200 篇论文

In this work, we propose a novel low complexity Generalised Frequency Division Multiplexing (GFDM) transceiver design. GFDM modulation matrix is factorized into FFT matrices and a diagonal matrix to design low complexity GFDM transmitter.…

信息论 · 计算机科学 2018-11-19 Shashank Tiwari , Suvra Sekhar Das

A technique to compute the Cumulative Distribution Function (CDF) of the Signal-to-Interference-plus-Noise-Ratio (SINR) for a wireless link with a multi-antenna, Linear, Minimum-Mean-Square-Error (MMSE) receiver in the presence of…

信息论 · 计算机科学 2013-01-30 Junjie Zhu , Siddhartan Govindasamy

In radar systems, unimodular (or constant-modulus) waveform design plays an important role in achieving better clutter/interference rejection, as well as a more accurate estimation of the target parameters. The design of such sequences has…

信号处理 · 电气工程与系统科学 2022-08-10 Shahin Khobahi , Arindam Bose , Mojtaba Soltanalian

Fisher Discriminant Analysis (FDA) is a subspace learning method which minimizes and maximizes the intra- and inter-class scatters of data, respectively. Although, in FDA, all the pairs of classes are treated the same way, some classes are…

机器学习 · 统计学 2020-07-01 Benyamin Ghojogh , Milad Sikaroudi , H. R. Tizhoosh , Fakhri Karray , Mark Crowley

In millimeter-wave (mmWave) dual-function radar-communication (DFRC) systems, hybrid beamforming (HBF) is recognized as a promising technique utilizing a limited number of radio frequency chains. In this work, in the presence of extended…

信号处理 · 电气工程与系统科学 2022-11-07 Ziyang Cheng , Linlong Wu , Bowen Wang , Bhavani Shankar M. R. , Björn Ottersten

In this letter, we consider optimal hybrid beamforming design to minimize the transmission power under individual signal-to-interference-plus-noise ratio (SINR) constraints in a multiuser massive multiple-input-multiple-output (MIMO)…

信号处理 · 电气工程与系统科学 2018-11-27 Guangda Zang , Ying Cui , Hei Victor Cheng , Feng Yang , Lianghui Ding , Hui Liu

In this paper, we perform receiver design for a diffusive molecular communication environment. Our model includes flow in any direction, sources of information molecules in addition to the transmitter, and enzymes in the propagation…

信息论 · 计算机科学 2014-10-17 Adam Noel , Karen C. Cheung , Robert Schober

Wireless power transfer and backscatter communications have emerged as promising solutions for energizing and communicating with power limited devices. Despite some progress in wirelessly powered backscatter communications, the focus has…

信息论 · 计算机科学 2018-11-06 Zati Bayani Zawawi , Yang Huang , Bruno Clerckx

We consider a spectral sharing problem in which a statistical (or widely distributed) multiple-input multiple-output (MIMO) radar and an in-band full-duplex (IBFD) multi-user MIMO (MU-MIMO) communications system concurrently operate within…

信号处理 · 电气工程与系统科学 2024-03-29 Jiawei Liu , Kumar Vijay Mishra , Mohammad Saquib

Both dual-functional radar-communication (DFRC) and massive multiple-input multiple-output (MIMO) have been recognized as enabling technologies for 6G wireless networks. This paper considers the advanced waveform design for…

信息论 · 计算机科学 2024-03-12 Zheyu Wu , Ya-Feng Liu , Wei-Kun Chen , Christos Masouros

In dual-function radar-communication (DFRC) systems the probing signal contains information intended for the communication users, which makes that information vulnerable to eavesdropping by the targets. We study the security of a DFRC…

信号处理 · 电气工程与系统科学 2024-04-25 Yi-Kai Li , Athina Petropulu

In this study, we propose a low-cost and portable millimeter-wave software-defined radio (SDR) for wireless experimentation in the 60 GHz band. The proposed SDR uses Xilinx RFSoC2x2 and Sivers EVK06002 homodyne transceiver and provides a…

信号处理 · 电气工程与系统科学 2023-02-17 Alphan Şahin , Mihail L. Sichitiu , İsmail Guvenç

A two-ray multipath model for frequency diverse array (FDA)-based directional modulation (DM) is proposed in multi-input single-output multi-eavesdropper (MISOME) wiretap channels for the first time. The excitation factors of the FDA and…

信号处理 · 电气工程与系统科学 2019-08-14 Qian Cheng , Vincent Fusco , Shilian Wang , Jiang Zhu

The focus of this paper is on co-existence between a communication system and a pulsed radar sharing the same bandwidth. Based on the fact that the interference generated by the radar onto the communication receiver is intermittent and…

信息论 · 计算机科学 2018-02-14 Le Zheng , Marco Lops , Xiaodong Wang , Emanuele Grossi

Emerging dual-functional radar communication(RadCom) systems promise to revolutionize wireless systems by enabling radar sensing and communication on a shared platform, thereby enhancing spectral efficiency. However, the high transmit power…

信号处理 · 电气工程与系统科学 2024-09-25 Mariem Chemingui , Ahmed Elzanaty , Rahim Tafazolli

Integrated Sensing and Communication (ISAC) systems face stringent hardware constraints, particularly regarding the high Peak-to-Average Power Ratio (PAPR) of standard OFDM, which necessitates power amplifier (PA) back-off and reduces…

信号处理 · 电气工程与系统科学 2026-03-12 Amir Bouziane , Huseyin Arslan

The artificial noise (AN) aided multi-beam directional modulation (DM) technology is capable of wireless physical layer secure (PLS) transmissions for multiple desired receivers in free space. The application of AN, however, makes it less…

信号处理 · 电气工程与系统科学 2019-08-14 Qian Cheng , Vincent Fusco , Jiang Zhu , Shilian Wang , Fanggang Wang

In this work we propose an adaptive linear receiver structure based on interpolated finite impulse response (FIR) filters with adaptive interpolators for direct sequence code division multiple access (DS-CDMA) systems in multipath channels.…

信息论 · 计算机科学 2013-01-23 Rodrigo C. de Lamare , Raimundo Sampaio-Neto

This paper presents a typical design of the RF section of a radar receiver, the chain within a superheterodyne dual-conversion architecture. A significant challenge in this framework is the occurrence of spur signals, which negatively…

信号处理 · 电气工程与系统科学 2025-08-26 Seyed Mohammad Amin Shirinbayan , Gholamreza Moradi

A polarization-independent reconfigurable frequency selective rasorber (FSR)/absorber with low insertion loss based on diodes is proposed in this paper. The presented structure consists of a lossy layer based on square loops and a bandpass…

应用物理 · 物理学 2020-08-11 Jing Yuan , Xiangkun Kong , Xuemeng Wang , Shunliu Jiang , Lingqi Kong