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Adaptive Precoding for Wireless MIMO Broadcast Channels with Limited Feedback
2005
IEICE transactions on communications
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antennas and K users with multiple antennas. ...
In this paper, we propose the greedy multi-channel selection diversity (greedy MCSD) scheme based on block MMSE QR decomposition with dirty paper coding (block MMSE-DP), where partial CSIT is almost sufficient ...
Acknowledgments The authors wish to express their gratitude to Haewoon Nam in the University of Texas at Austin and Dr. ...
doi:10.1093/ietcom/e88-b.11.4237
fatcat:xw6j5xmj25esloqvfo43qsw5ky
Experimental Evaluation of Blind Interference Alignment
2015
2015 IEEE 81st Vehicular Technology Conference (VTC Spring)
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with a reconfigurable antenna each. ...
A real implementation based on Orthogonal Frequency Division Multiplexing (OFDM) and LTE parameters is implement on a testbed made up of a transmitter equipped with two antennas and two users equipped ...
A MISO BC where the transmitter is equipped with two antennas that serve two users equipped with a set of two antennas connected to only one RF chain, which composes a reconfigurable antenna, each is taken ...
doi:10.1109/vtcspring.2015.7145832
dblp:conf/vtc/Morales-Cespedes15
fatcat:hh33en5gorhtrfxxvdl7brhabe
Degrees of Freedom of Full-Duplex Cellular Networks with Reconfigurable Antennas at Base Station
[article]
2016
arXiv
pre-print
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For both no CSIT and partial CSIT models, the results show that the FD BS with reconfigurable antennas can double the sum DoF even in the presence of user-to-user interference as both the numbers of DL ...
The transmitter and the receiver of the BS are equipped with reconfigurable antennas, each of which can choose its transmit or receive mode from several preset modes. ...
For the FD cellular network with partial CSIT,
considers the FD BS equipped with conventional multiple transmit and receive antennas (instead of reconfigurable antennas) and assumes that full CSI is ...
arXiv:1604.07957v2
fatcat:5jyfbc3xgzakxpevzowdasft5q
Fairness-Oriented Transmission Schemes for Multiuser MISO Broadcast Channels
2022
Wireless Communications and Mobile Computing
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This paper conducts a comparison study on these techniques on a 3-user 2 × 1 multiple-input single-output (MISO) broadcast channel with a limited number of transmit antennas. ...
a significant performance loss under a high SNR condition. (3) Fairness PA with only path loss information provides similar performance as that with perfect CSIT, thus partial CSIT is adequate for system ...
SISO interference channels [25] , a hybrid BIA and NOMA approach for inter-cluster interference canceling [26] , a reconfigurable-antenna-based BIA with minimized modeswitching overhead [27] , and ...
doi:10.1155/2022/8172300
fatcat:fpynfb445ffgpbq7rdbwtr4xom
Rate-Splitting Multiple Access: Fundamentals, Survey, and Future Research Trends
[article]
2022
arXiv
pre-print
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Furthermore, it enjoys a higher robustness against imperfect channel state information at the transmitter (CSIT) and entails lower feedback overhead and complexity. ...
Despite its great potential to fundamentally change the physical (PHY) layer and media access control (MAC) layer of wireless communication networks, RSMA is still confronted with many challenges on the ...
precoding;: Partial instantaneous CSIT with unbounded channel estimation error; : Partial instantaneous CSIT with bounded channel estimation error; : Statistical CSIT ...
arXiv:2201.03192v2
fatcat:z3ujjbqwxzc5dbgu3ganoqomae
Advanced Interference Management Technique: Potentials and Limitations
[article]
2015
arXiv
pre-print
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The article concludes with a discussion of practical challenges associated with adopting sophisticated interference management strategies in the future. ...
Interference management has the potential to improve spectrum efficiency in current and next generation wireless systems (e.g. 3GPP LTE and IEEE 802.11). ...
such as the staggered block fading structure or the receive antenna switching method with reconfigurable antennas. ...
arXiv:1501.00080v2
fatcat:wvu63w4qmrghvjlkrysqub2hre
Table of contents
2021
IEEE Transactions on Communications
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Poor 7489 Cooperative Rate-Splitting for Downlink Multiuser MISO Systems With Partial CSIT ............ J. Zhang and J. ...
Jia and X. Zhou
(Contents Continued from Front Cover) On the Stability Region of Intermittent Interference Networks .............................. S. Nassirpour and A. ...
doi:10.1109/tcomm.2021.3124568
fatcat:5ykix4sr4nct7muer7p74n4puq
A Primer on Rate-Splitting Multiple Access: Tutorial, Myths, and Frequently Asked Questions
[article]
2023
arXiv
pre-print
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Supported by the numerous benefits and applications, the tutorial concludes on the underpinning role played by RSMA in next generation networks, which should inspire future research, development, and standardization ...
in space-division multiple access (SDMA), multi-user and massive MIMO in 4G and 5G, and show how multi-user communications and multiple access design for 6G and beyond should be intimately related to the ...
In the BC and IC, the RS approach was introduced in recent works in the context for multi-antenna settings (MISO and MIMO) with imperfect CSIT . ...
arXiv:2209.00491v2
fatcat:rr7krs46jjdlvjdviyxyafcj6i
Interference Neutralization With Partial CSIT for Full-Duplex Cellular Networks
2019
IEEE Access
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In this paper, we propose an interference neutralization (IN) scheme to eliminate the IUI with the help of partial channel state information at the transmitter (CSIT). ...
The analysis and numerical results demonstrate that 1.5-fold DoF over that of the HD systems can be achieved via the proposed IN scheme with only partial CSIT and 2 symbol extensions. ...
On this basis, the antenna switching is utilized to create such special structures in dealing with the interference issue of MIMO broadcast channels [22] . ...
doi:10.1109/access.2019.2910601
fatcat:iu4hibcejfdppk25liemh52hua
Elements of Cellular Blind Interference Alignment --- Aligned Frequency Reuse, Wireless Index Coding and Interference Diversity
[article]
2012
arXiv
pre-print
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arrays, then on finite clusters with arbitrary connectivity and message sets, and finally on heterogeneous settings with asymmetric multiple antenna configurations. ...
We explore degrees of freedom (DoF) characterizations of partially connected wireless networks, especially cellular networks, with no channel state information at the transmitters. ...
To see this, let us consider the DoF for the MIMO BC with cognitive receivers and no CSIT, shown in Fig. 18 . ...
arXiv:1203.2384v1
fatcat:naqjexzqqvdmzoo7yfgnocs7mq
Joint Interference Alignment and Power Allocation for K-User Multicell MIMO Channel through Staggered Antenna Switching
2018
Sensors
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We consider a MIMO interference channel with blind-IA through staggered antenna switching on the receiver. ...
The capacity for a K-user multicell MIMO Gaussian interference channel with reconfigurable multimode antennas is completely characterised. ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/s18020380
pmid:29382100
pmcid:PMC5856243
fatcat:b3bm6p4v5fbirdlnzqethjssqm
Rate-Splitting Multiple Access for 6G – Part I: Principles, Applications and Future Works
[article]
2022
arXiv
pre-print
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In continuation of Part I, we will focus on the interplay of RSMA with integrated sensing and communication, and reconfigurable intelligent surfaces, respectively in Part II and Part III of this tutorial ...
To begin with, we first delineate the design principle and basic transmission frameworks of downlink and uplink RSMA. ...
RSMA: DESIGN PRINCIPLE AND TRANSMISSION FRAMEWORK The design principle of RSMA is to partially decode the interference and partially treat the interference as noise, thereby generalizing the two interference ...
arXiv:2205.02548v3
fatcat:577c4vbadjfvlemh4ukljzbw2m
Two New Kinds of Interference Alignment Schemes for Cellular K-user MIMO Downlink Networks
[article]
2021
arXiv
pre-print
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However, most of the traditional IA schemes suffer from the high computational complexity and require the global and instantaneous channel state information (CSI), both of which make them difficult to ...
It is known that interference alignment (IA) plays an important role in improving the degree of freedom (DoF) of multi-input and multi-output (MIMO) systems. ...
Therefore, for the K-user MISO channel systems with reconfigurable antennas, a new blind interference alignment is presented in [10] , [11] . ...
arXiv:2106.13022v1
fatcat:5j2edsueareqtljms76dsv62ye
Sum Degrees of Freedom of the K-user Interference Channel with Blind CSI
[article]
2016
arXiv
pre-print
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In addition, we propose both achievability and converse proof so as to show that this is the sum DoF of linear BIA with the reconfigurable antenna. ...
In this case, every receiver is equipped with one reconfigurable antenna which tries to place its desired signal in a subspace which is linearly independent of interference signals. ...
In [12] , the authors try to generalize the MISO broadcast channel of [9] to MIMO broadcast channel with reconfigurable antenna at receivers. ...
arXiv:1605.04042v1
fatcat:bsfxca6u3jfitl5jkoghc4wazu
Deep Reinforcement Learning for Multi-user Massive MIMO with Channel Aging
[article]
2023
arXiv
pre-print
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The design of beamforming for downlink multi-user massive multi-input multi-output (MIMO) relies on accurate downlink channel state information (CSI) at the transmitter (CSIT). ...
90% of the information rate of two selected benchmarks with lower complexity: the zero-forcing channel-inversion (ZF-CI) with perfect CSIT and the Greedy Beam Selection strategy, 2) demonstrates the inherent ...
ACKNOWLEDGMENT The author would like to thank Hongyu Li, Yumeng Zhang, and Dr. Onur Dizdar for stimulating discussions. ...
arXiv:2302.06853v2
fatcat:rsu56qsplzgn3odglbcgzmmvdy
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