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The problem of multi-objective design of sparse MIMO arrays for better multitarget detection capabilities is considered. A novel approach for efficient utilization of the antenna design resources; namely, the number of available array…

信号处理 · 电气工程与系统科学 2022-10-24 Suleyman Gokhun Tanyer , Paul Dent , Murtaza Ali , Curtis Davis , SenthinelKumar Rajagopal , Peter Driessen

Consider a MIMO interference channel whereby each transmitter and receiver are equipped with multiple antennas. The basic problem is to design optimal linear transceivers (or beamformers) that can maximize system throughput. The recent work…

信息论 · 计算机科学 2010-09-20 Meisam Razaviyayn , Maziar Sanjabi , Zhi-Quan Luo

Noncoherent communication is a promising paradigm for future wireless systems where acquiring accurate channel state information (CSI) is challenging or infeasible. It provides methods to bypass the need for explicit channel estimation in…

The transmitted signals in the fifth generation (5G) wireless networks suffer from significant path loss due to the use of higher frequencies in Sub-6 GHz and millimeter-wave (mmWave) bands. Inter-user interference in an ultra-dense network…

信息论 · 计算机科学 2022-03-07 Md Imrul Hasan , Mohammad Saquib

In this paper, we firstly exploit the inter-user interference (IUI) and inter-cell interference (ICI) as useful references to develop a robust transceiver design based on interference alignment for a downlink multi-user multi-cell…

信息论 · 计算机科学 2017-04-18 Xianzhong Xie , Helin Yang , Athanasios V. Vasilakos

Integrated sensing and communication (ISAC) unifies sensing and communication, and improves the efficiency of the spectrum, energy, and hardware. In this work, we investigate the ISAC beamforming design to maximize the mutual information…

信号处理 · 电气工程与系统科学 2023-01-12 Jin Li , Gui Zhou , Tantao Gong , Nan Liu

In this letter, we address the optimal source and relay matrices design for the multiple-input multiple-output~(MIMO) relaying broadcast channels~(BC) with direct links~(DLs) based on weighted sum-rate criterion.This problem is nonlinear…

信号处理 · 电气工程与系统科学 2020-03-13 Haibin Wan , Wen Chen , Xiaoli Wang

The idea of media-based modulation (MBM) is to embed information in the channel states via intentional perturbations of the transmission media. This article covers a broad range of topics regarding MBM, expanding on its benefits and…

信息论 · 计算机科学 2022-11-15 Ehsan Seifi , Amir K. Khandani , Mehran Atamanesh

This paper presents a generalized closed-form beamforming technique that can achieve the maximum degrees of freedom in compounded multiple-input multiple-output (MIMO) broadcast channels with mixed classes of multiple-antenna users. The…

信息论 · 计算机科学 2020-04-27 Galymzhan Nauryzbayev , Emad Alsusa , Mohamed Abdallah

In this paper, we focus on the pattern reconfigurable multiple-input multiple-output (PR-MIMO), a technique that has the potential to bridge the gap between electro-magnetics and communications towards the emerging Electro-magnetic…

信息论 · 计算机科学 2024-10-28 Haonan Wang , Ang Li , Ya-feng Liu , Qibo Qin , Lingyang Song , Yonghui Li

Mmwave bands are being widely touted as a very promising option for future 5G networks, especially in enabling such networks to meet highly demanding rate requirements. Accordingly, the usage of these bands is also receiving an increasing…

网络与互联网体系结构 · 计算机科学 2020-07-22 Zana Limani Fazliu , Carla Fabiana Chiasserini , Francesco Malandrino , Alessandro Nordio

Cell-free massive multi-input multi-output (CF-mMIMO) systems have emerged as a promising paradigm for next-generation wireless communications, offering enhanced spectral efficiency and coverage through distributed antenna arrays. However,…

信号处理 · 电气工程与系统科学 2025-03-06 Mengzhen Liu , Ming Li , Rang Liu , Qian Liu

Millimeter wave (mmWave) communication is a promising technology for 5G cellular systems. To compensate for the severe path loss in mmWave systems, large antenna arrays are generally used to achieve significant beamforming gains. However,…

信息论 · 计算机科学 2015-07-08 Yong Zeng , Rui Zhang

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…

信息论 · 计算机科学 2015-06-16 Arash Khabbazibasmenj , Aboulnasr Hassanien , Sergiy A. Vorobyov , Matthew W. Morency

The emerging millimeter-wave (mmWave) massive multiple-input multiple-output (MIMO) with lens antenna arrays, which is also known as "beamspace MIMO", can effectively reduce the required number of power-hungry radio frequency (RF) chains.…

信息论 · 计算机科学 2020-08-25 Tian Xie , Linglong Dai , Derrick Wing Kwan Ng , Chan-Byoung Chae

Distributed multiple-input multiple-output (MIMO), also known as cell-free massive MIMO, has emerged as a promising technology for sixth-generation (6G) wireless networks. This letter introduces an indoor channel measurement campaign…

信号处理 · 电气工程与系统科学 2025-11-06 Yingjie Xu , Xuesong Cai , Sara Willhammar , Fredrik Tufvesson

Motivated by providing solutions to design challenges of coexisting cellular and WiFi for future 5G application scenarios, this paper, first, conducts an in-depth investigation of current technological trends of 5G from user equipment (UE)…

信号处理 · 电气工程与系统科学 2018-03-20 Yiming Huo , Xiaodai Dong , Wei Xu , Marvin Yuen

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…

信息论 · 计算机科学 2023-04-11 Haoyu Zhang , Li Chen , Kaifeng Han , Yunfei Chen , Guo Wei

The beamforming techniques have been recently studied as possible enablers for underlay spectrum sharing. The existing beamforming techniques have several common limitations: they are usually system model specific, cannot operate with…

This paper focuses on new communication paradigms arising in massive multiple-input-multiple-output systems where the antenna array at the base station is of extremely large dimension (xMaMIMO). Due to the extreme dimension of the array,…

信号处理 · 电气工程与系统科学 2018-10-05 Abolfazl Amiri , Marko Angjelichinoski , Elisabeth de Carvalho , Robert W. Heath