English
Related papers

Related papers: MIMO Radar Transmit Beampattern Shaping for Spectr…

200 papers

We consider multiple-input multiple-output (MIMO) radar systems with widely-spaced antennas. Such antenna configuration facilitates capturing the inherent diversity gain due to independent signal dispersion by the target scatterers. We…

Information Theory · Computer Science 2015-10-28 Ali Tajer , Guido H. Jajamovich , Xiaodong Wang , George V. Moustakides

We consider a radar architecture where an illuminator composed of few sources is used as a feeder for a (passive) reconfigurable intelligent surface (RIS), so as to mimic the behavior of a multiple-input multiple-output (MIMO) radar…

Signal Processing · Electrical Eng. & Systems 2023-05-12 Emanuele Grossi , Luca Venturino

This paper demonstrates a method that synthesizes narrowband Multiple-Input Multiple-Output (MIMO) beampatterns using the Multi-Tone Sinusoidal Frequency Modulated (MTSFM) waveform model. MIMO arrays transmit unique waveforms on each of…

Signal Processing · Electrical Eng. & Systems 2024-12-11 David A. Hague

Beamforming techniques are proposed for a joint multi-input-multi-output (MIMO) radar-communication (RadCom) system, where a single device acts both as a radar and a communication base station (BS) by simultaneously communicating with…

Information Theory · Computer Science 2024-10-30 Fan Liu , Christos Masouros , Ang Li , Huafei Sun , Lajos Hanzo

In this paper, we address the problem of transmit beamspace design for multiple-input multiple-output (MIMO) radar with colocated antennas in application to direction-of-arrival (DOA) estimation. A new method for designing the transmit…

Information Theory · Computer Science 2015-06-16 Arash Khabbazibasmenj , Aboulnasr Hassanien , Sergiy A. Vorobyov , Matthew W. Morency

In this letter, we focus on designing constant-modulus waveform with discrete phases for the multi-input multi-output (MIMO) radar, where the signal-to-interference-plus-noise ratio (SINR) is maximized in the presence of both the…

Signal Processing · Electrical Eng. & Systems 2018-06-15 Chenglin Ren , Zhaohui Ma , Fan Liu , Weichao Pi , Jianming Zhou

Multiple-input multiple-output (MIMO) radar is a relatively new concept in the field of radar signal processing. Many novel MIMO radar waveforms have been developed by considering various performance metrics and constraints. In this paper,…

Networking and Internet Architecture · Computer Science 2016-11-15 Awais Khawar , Ahmed Abdelhadi , T. Charles Clancy

Sparse array design aided by emerging fast sensor switching technologies can lower the overall system overhead by reducing the number of expensive transceiver chains. In this paper, we examine the active sparse array design enabling the…

Signal Processing · Electrical Eng. & Systems 2021-02-23 Syed A. Hamza , Weitong Zhai , Xiangrong Wang , Moeness G. Amin

In this paper, we design unimodular waveforms with good correlation properties for multi-input multi-output (MIMO) radar systems. Specifically, first, we analyze the geometric properties of the unimodular constraint in the fourth-order…

Signal Processing · Electrical Eng. & Systems 2025-04-09 Xuyang Zhao , Jiangtao Wang , Shihao Yan , Yongchao Wang

This paper aims to design a set of transmitting waveforms in cognitive colocated Multi-Input Multi-Output (MIMO) radar systems considering the simultaneous minimization of spatial- and the range- Integrated Sidelobe Level Ratio (ISLR). The…

Signal Processing · Electrical Eng. & Systems 2021-07-07 Ehsan Raei , Mohammad Alaee-Kerahrood , M. R. Bhavani Shankar

Hybrid beamforming is considered a key enabler to realize millimeter wave (mmWave) multiple-input multiple-output (MIMO) communications due to its capability of considerably reducing the number of costly and power-hungry radio frequency…

Signal Processing · Electrical Eng. & Systems 2021-08-25 Mengyuan Ma , Nhan Thanh Nguyen , Markku Juntti

The focus of this study is on the spectrum sharing between multiple-input multiple-output (MIMO) communications and co-located MIMO radar systems in multi-path environments. The major challenge is to suppress the mutual interference between…

Information Theory · Computer Science 2023-04-11 Haoyu Zhang , Li Chen , Kaifeng Han , Yunfei Chen , Guo Wei

New generation of radar systems will need to coexist with other radio frequency (RF) systems, anticipating their behavior and reacting appropriately to avoid interference. In light of this requirement, this paper designs, implements, and…

Signal Processing · Electrical Eng. & Systems 2021-03-23 Mohammad Alaee-Kerahroodi , Ehsan Raei , Sumit Kumar , Bhavani Shankar Mysore Rama Rao

We consider the problem of angle-robust joint transmit waveform and receive filter design for colocated Multiple-Input Multiple-Output (MIMO) radar, in the presence of signal-dependent interferences. The design problem is cast as a max-min…

Information Theory · Computer Science 2023-07-19 Wei Zhu , Jun Tang

The focus of this paper is on beamforming in a millimeter-wave (mmW) multi-input multi-output (MIMO) setup that has gained increasing traction in meeting the high data-rate requirements of next-generation wireless systems. For a given MIMO…

Information Theory · Computer Science 2016-01-12 Vasanthan Raghavan , Sundar Subramanian , Juergen Cezanne , Ashwin Sampath

Dual-functional radar-communication (DFRC) has attracted considerable attention. This paper considers the frequency-selective multipath fading environment and proposes DFRC waveform design schemes based on multiple-input and multiple-output…

Information Theory · Computer Science 2025-09-10 Tianchen Liu , Yifei Liu , Liang Wu , Bo An , Zaichen Zhang , Jian Dang , Jiangzhou Wang

This paper explores an overlapped-multiple-input multiple-output (MIMO) antenna architecture and a spectrum sharing algorithm via null space projection (NSP) for radar-communications coexistence. In the overlapped-MIMO architecture, the…

Information Theory · Computer Science 2016-11-18 Chowdhury Shahriar , Ahmed Abdelhadi , T. Charles Clancy

A critical task of a radar receiver is data association, which assigns radar target detections to target filter tracks. Motivated by its importance, this paper introduces the problem of jointly designing multiple-input multiple-output…

Signal Processing · Electrical Eng. & Systems 2019-11-22 Urs Niesen , Jayakrishnan Unnikrishnan

Motivated by future automotive applications, we study some joint radar target detection and parameter estimation problems where the transmitter, equipped with a mono-static MIMO radar, wishes to detect multiple targets and then estimate…

Signal Processing · Electrical Eng. & Systems 2020-09-21 Lorenzo Gaudio , Mari Kobayashi , Giuseppe Caire , Giulio Colavolpe

The dual-functional radar and communication (DFRC) technique constitutes a promising next-generation wireless solution, due to its benefits in terms of power consumption, physical hardware, and spectrum exploitation. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2023-01-03 Fuwang Dong , Wei Wang , Xin Li , Fan Liu , Sheng Chen , Lajos Hanzo