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相关论文: Full-Duplex Transceiver for Future Cellular Networ…

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The evolution of mobile cellular networks has brought great changes of network architecture. For example, heterogeneous cellular network (HetNet) and Ultra dense network (UDN) have been proposed as promising techniques for 5G systems. Dense…

网络与互联网体系结构 · 计算机科学 2015-10-14 Lan Zhang , Feng Gang , Qin Shuang

The advancement of fifth generation (5G) wireless communication networks has created a greater demand for wireless resource management solutions that offer high data rates, extensive coverage, minimal latency and energy-efficient…

信息论 · 计算机科学 2023-09-29 Cemil Vahapoglu , Timothy J. O'Shea , Tamoghna Roy , Sennur Ulukus

This paper investigates the downlink channels in multi-cell multi-user interfering networks. The goal is to propose close-form designs to obtain degrees of freedom (DoF) in high SNR region for the network composed of base stations (BS) as…

信息论 · 计算机科学 2012-11-20 Haichuan Zhou , Tharm Ratnarajah

In cell-free massive multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems, user equipments (UEs) are served by many distributed access points (APs), where channels are correlated due to finite…

信息论 · 计算机科学 2020-11-04 Junyuan Gao , Yongpeng Wu , Yongjian Wang , Wenjun Zhang , Fan Wei

This paper aims to characterize the capacity limits of a wireless cellular network with a full-duplex (FD) base-station (BS) and half-duplex user terminals, in which three independent messages are communicated: the uplink message $m_1$ from…

信息论 · 计算机科学 2020-12-09 Kaiming Shen , Reza K. Farsani , Wei Yu

In this letter, we proposed a shared-antenna full-duplex massive MIMO model for the multiuser MIMO system. This model exploits a single antenna array at the base station (BS) to transmit and receive the signals simultaneously. It has the…

信息论 · 计算机科学 2015-10-02 Pengbo Xing , Ju Liu , Chao Zhai , Xinhua Wang , Lina Zheng

\underline{S}imultaneous \underline{t}ransmitting \underline{a}nd \underline{r}eflecting \underline{s}urface (STARS)-assisted systems have emerged to fill this gap by providing $ 360^{\circ}$ wireless coverage. In parallel, full-duplex (FD)…

Full-duplex (FD) technology is likely to be adopted in various legacy communications standards. The IEEE 802.11ax working group has been considering a simultaneous transmit and receive (STR) mode for the next generation wireless local area…

网络与互联网体系结构 · 计算机科学 2017-06-26 Adnan Aijaz , Parag Kulkarni

This paper considers an uplink cellular system, in which each base station (BS) is equipped with a large number of antennas to serve multiple single-antenna user equipments (UEs) simultaneously. Uplink training with pilot reusing is adopted…

信息论 · 计算机科学 2016-11-18 Ning Liang , Wenyi zhang , Cong Shen

To further suppress the inherent self-interference (SI) in co-frequency and co-time full-duplex (CCFD) systems, we propose integrating a stacked intelligent metasurface (SIM) into the RF front-end to enhance signal processing in the wave…

信号处理 · 电气工程与系统科学 2025-11-03 Yida Zhang , Qiuyan Liu , Yuqi Xia , Guoxu Xia , Qiang Wang

This paper aims to explore the feasibility of the spectrum sharing between the communication and radar system. We investigate the full-duplex (FD) joint radar and communication multi-antenna system in which a node labeled ComRad with a dual…

信息论 · 计算机科学 2022-10-25 Yinghong Guo , Cheng Li , Chaoxian Zhang , Yao Yao , Bin Xia

The uplink where both the transmitter and receiver can use a large antenna array is considered. This is proposed as a method of antenna offloading and connecting small cell access points (SCAP) in a Two-Tier cellular network. Due to having…

信息论 · 计算机科学 2016-05-27 Namal Rajatheva , Elvino Sousa

Device-to-device (D2D) communication enables the user equipments (UEs) located in close proximity to bypass the cellular base stations (BSs) and directly connect to each other, and thereby, offload traffic from the cellular infrastructure.…

网络与互联网体系结构 · 计算机科学 2014-05-13 Hesham ElSawy , Ekram Hossain

In massive multiple-input multiple-output (MIMO) systems, the large number of antennas would bring a great challenge for the acquisition of the accurate channel state information, especially in the frequency division duplex mode. To…

信号处理 · 电气工程与系统科学 2020-09-04 Yindi Yang , Shun Zhang , Feifei Gao , Chao Xu , Jianpeng Ma , Octavia A. Dobre

This thesis designs linear transceivers for the down link multiple user multiple input multiple output single-cell and multiple-cell systems. The transceivers are designed by assuming perfect and imperfect channel state information at the…

最优化与控制 · 数学 2014-01-24 Tadilo Endeshaw Bogale

In this paper, a novel full-duplex non-coherent (FD-NC) transmission scheme is developed for massive multiple-input multiple-output (mMIMO) systems using analog beamforming (ABF). We propose to use a structured Grassmannian constellation…

信息论 · 计算机科学 2022-02-01 Asil Koc , Ahmed Masmoudi , Tho Le-Ngoc

In this paper, we investigate the uplink performance of cell-free (CF) extremely large-scale multiple-input-multipleoutput (XL-MIMO) systems, which is a promising technique for future wireless communications. More specifically, we consider…

信息论 · 计算机科学 2023-02-15 Hao Lei , Zhe Wang , Huahua Xiao , Jiayi Zhang , Bo Ai

Multicasting, where a base station (BS) wishes to convey the same message to several user equipments (UEs), represents a common yet highly challenging wireless scenario. In fact, guaranteeing decodability by the whole UE population proves…

信息论 · 计算机科学 2021-02-03 Placido Mursia , Italo Atzeni , Mari Kobayashi , David Gesbert

Theoretically, full-duplex (FD) communications can double the spectral-efficiency (SE) of a wireless link if the problem of self-interference (SI) is completely eliminated. Recent developments towards SI cancellation techniques have allowed…

信号处理 · 电气工程与系统科学 2018-03-02 Animesh Yadav , Georgios I. Tsiropoulos , Octavia A. Dobre

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