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Recent achievement in self-interference cancellation algorithms enables potential application of full-duplex (FD) in 5G radio access systems. The exponential growth of data traffic in 5G can be supported by having more spectrum and higher…

信号处理 · 电气工程与系统科学 2019-03-26 Jingwen Bai , Shu-ping Yeh , Feng Xue , Yang-seok Choi , Ping Wang , Shilpa Talwar

We derive closed-form expressions for the achievable rates of a buffer-aided full-duplex (FD) multiple-input multiple-output (MIMO) Gaussian relay channel. The FD relay still suffers from residual self-interference (RSI) after the…

信息论 · 计算机科学 2017-08-03 Ahmed El Shafie , Ahmed Sultan , Ioannis Krikidis , Naofal Al-Dhahir , Ridha Hamila

In-band full duplex wireless is of utmost interest to future wireless communication and networking due to great potentials of spectrum efficiency. IBFD wireless, however, is throttled by its key challenge, namely self-interference.…

网络与互联网体系结构 · 计算机科学 2018-11-06 Hanqing Guo , Nan Zhang , Saeed AlQarni , Shaoen Wu

This paper investigates the impacts of Inter-Channel Interference (ICI) effects on a shallow underwater acoustic (UWA) orthogonal frequency-division multiplexing (OFDM) communication system. Considering both the turbulence of the water…

信息论 · 计算机科学 2021-01-07 Do Viet Ha , Tien Hoa Nguyen , Van Duc Nguyen

In this paper, we propose a joint transceiver beamforming design to simultaneously mitigate self-interference (SI) and partial inter-node interference for full-duplex multiple-input and multiple-output ad-hoc network, and then derive the…

信息论 · 计算机科学 2018-09-11 Jiancao Hou , Mohammad Shikh-Bahaei

This paper presents an in-band Full Duplex (FD) integrated sensing and communications system comprising a holographic Multiple-Input Multiple-Output (MIMO) base station, which is capable to simultaneously communicate with multiple users in…

信息论 · 计算机科学 2023-08-08 Ioannis Gavras , Md Atiqul Islam , Besma Smida , George C. Alexandropoulos

Reconfigurable intelligent surfaces (RISs) and fluid antennas (FAs) are key technologies for enhancing spatial degrees of freedom in future wireless networks. However, channel acquisition in RIS-aided FA systems is challenging as cascaded…

信号处理 · 电气工程与系统科学 2026-04-21 Josué V. de Araújo , Gilderlan T. de Araújo , André L. F. de Almeida

Reconfigurable intelligent surface (RIS) has received widespread attention owing to the superiority of changing the wireless propagation environment intelligently. Channel feedback is essential in frequency division duplex (FDD)…

信息论 · 计算机科学 2020-12-08 Decai Shen , Linglong Dai

We consider a bi-directional Full-Duplex (FD) Multiple-Input Multiple-Output (MIMO) communication system in which nodes are capable of performing transitter (TX)- Receiver (RX) digital precoding/combining and multi-tap analog cancellation,…

信息论 · 计算机科学 2018-09-25 Hiroki Iimori , Giuseppe Abreu , George C. Alexandropoulos

This paper presents a new joint radar and communication technique based on the classical stepped frequency radar waveform. The randomization in the waveform, which is achieved by using permutations of the sequence of frequency tones, is…

信息论 · 计算机科学 2021-10-26 Rajitha Senanayake , Peter Smith , Tian Han , Jamie Evans , William Moran , Robin Evans

This letter investigates a movable antenna (MA)-aided full-duplex (FD) satellite communication system, where the satellite, equipped with both transmit and receive MAs, serves multiple uplink (UL) and downlink (DL) user terminals (UTs) in…

信号处理 · 电气工程与系统科学 2024-12-23 Lifeng Lin , Jingze Ding , Zijian Zhou , Bingli Jiao

In this paper, a wireless powered communication network (WPCN) consisting of a hybrid access point (H-AP) and multiple user equipment (UEs), all of which operate in full-duplex (FD), is described. We first propose a transceiver structure…

信息论 · 计算机科学 2017-06-28 Hyungsik Ju , Yuro Lee , Tae-Joong Kim

Previously, we presented a non-magnetic, nonreciprocal N-path-filter-based circulator-receiver (circ.-RX) architecture for full-duplex (FD) wireless which merges a commutation-based linear periodically-time-varying (LPTV) non-magnetic…

信号处理 · 电气工程与系统科学 2018-10-31 Negar Reiskarimian , Mahmood Baraani Dastjerdi , Jin Zhou , Harish Krishnaswamy

In this study, a novel transmission scheme is proposed to serve radar-sensing and communication objectives at the same time and allocated bandwidth. The proposed transmitted frame non-orthogonally superimposes two different waveforms, which…

信号处理 · 电气工程与系统科学 2020-07-14 Mehmet Mert Sahin , Huseyin Arslan

In this work we examine blind adaptive and iterative decision feedback (DF) receivers for direct sequence code division multiple access (DS-CDMA) systems in frequency selective channels. Code-constrained minimum variance (CMV) and constant…

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

We consider the problem of channel estimation in a multiple-input-multiple-output (MIMO) full-duplex (FD) wireless communication system assisted by a reconfigurable intelligent surface (RIS) with hardware impairments (HI) occurring at the…

信号处理 · 电气工程与系统科学 2023-07-25 Alexander James Fernandes , Ioannis Psaromiligkos

Underwater vehicles are utilized in various applications including underwater data-collection missions. The tethered connection constrains the mission both in distance traveled and number of vehicles that can run in the same area, while the…

信号处理 · 电气工程与系统科学 2019-11-12 Mehdi Rahmati , Archana Arjula , Dario Pompili

Equipping millimeter wave (mmWave) systems with full-duplex capability would accelerate and transform next-generation wireless applications and forge a path for new ones. Full-duplex mmWave transceivers could capitalize on the already…

信号处理 · 电气工程与系统科学 2020-09-15 Ian P. Roberts , Jeffrey G. Andrews , Hardik B. Jain , Sriram Vishwanath

This work investigates a full-duplex (FD)-enhanced Rate-Splitting Multiple Access (RSMA) system under practical constraints, including imperfect channel state information (CSI) and successive interference cancellation (SIC). We derive…

信号处理 · 电气工程与系统科学 2026-04-21 Farjam Karim , Nurul Huda Mahmood , Deepak Kumar , Arthur Sousa de Sena , Matti-Latva-aho

Full duplex (FD) communications, which increases spectral efficiency through simultaneous transmission and reception on the same frequency band, is a promising technology to meet the demand of next generation wireless networks. In this…

网络与互联网体系结构 · 计算机科学 2017-02-06 Sanjay Goyal , Pei Liu , Shivendra Panwar