Deterministic pilot design for structured sparse channel estimation in MISO systems
Sign Up to like & getrecommendations! Published in 2020 at "Wireless Networks"
DOI: 10.1007/s11276-019-02028-0
Abstract: To reduce the pilot overhead, compressive sensing techniques have been widely adopted for sparse channel estimation. In this paper, we explore the spatial common sparsity across different channels and investigate the deterministic pilot design with… read more here.
Keywords: channel estimation; pilot design; design; pilot ... See more keywords
Pilot design for sparse MIMO-OFDM channel estimation with generalized shift invariance property
Sign Up to like & getrecommendations! Published in 2018 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2018.08.028
Abstract: Abstract Compressed sensing (CS) based channel estimation is greatly bound by the measurement matrix according to CS theory. We design pilot patterns by minimizing the mutual coherence of the measurement matrix with the generalized shift… read more here.
Keywords: channel estimation; pilot; pilot design; pilot patterns ... See more keywords
Terahertz Wireless Communications With Flexible Index Modulation Aided Pilot Design
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal on Selected Areas in Communications"
DOI: 10.1109/jsac.2021.3071841
Abstract: Terahertz (THz) wireless communication is envisioned as a promising technology, which is capable of providing ultra-high-rate transmission up to Terabit per second. However, some hardware imperfections, which are generally neglected in the existing literature concerning… read more here.
Keywords: index modulation; pilot design; pilot;
A Successive Optimization Approach to Pilot Design for Multi-Cell Massive MIMO Systems
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2018.2812891
Abstract: In this letter, we introduce a novel pilot design approach that minimizes the total mean square errors of the minimum mean square error estimators of all base stations (BSs) subject to the transmit power constraints… read more here.
Keywords: pilot design; pilot; optimization; approach ... See more keywords
Deep Learning-Based Joint Pilot Design and Channel Estimation for Multiuser MIMO Channels
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2019.2937488
Abstract: In this letter, we propose a joint pilot design and channel estimation scheme based on the deep learning (DL) technique for multiuser multiple-input multiple output (MIMO) channels. To this end, we construct a pilot designer… read more here.
Keywords: estimation; channel estimation; pilot design; joint pilot ... See more keywords
Deep Learning for Joint Pilot Design and Channel Estimation in Symbiotic Radio Communications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2022.3193093
Abstract: Symbiotic radio (SR), a new green communication technology, is proposed to address staggering amount of energy and spectrum resource requirements from massive Internet of Things (IoT) devices, where some passive backscatter devices form backscatter-link transmissions.… read more here.
Keywords: design channel; channel estimation; pilot design; channel ... See more keywords
A Unified Framework of Non-Orthogonal Pilot Design for Multi-Cell Massive MIMO Systems
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2020.3017283
Abstract: In this work, we propose a novel non-orthogonal pilot design framework to tackle the pilot contamination problem in multi-cell massive multiple input multiple output (MIMO) systems. Assuming the minimum mean square error (MMSE) estimators are… read more here.
Keywords: non orthogonal; pilot; orthogonal pilot; framework ... See more keywords
Pareto-Optimal Pilot Design for Cellular Massive MIMO Systems
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2020.3021766
Abstract: We introduce a non-orthogonal pilot design scheme that simultaneously minimizes two contradicting targets of channel estimation errors of all base stations (BSs) and the total pilot power consumption of all users in a multi-cell massive… read more here.
Keywords: optimization; pareto optimal; pilot; pilot design ... See more keywords
Joint Pilot Design and Uplink Power Allocation in Multi-Cell Massive MIMO Systems
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2017.2787702
Abstract: This paper considers pilot design to mitigate pilot contamination and provide good service for everyone in multi-cell massive multiple-input-multiple-output systems. Instead of modeling the pilot design as a combinatorial assignment problem, as in prior works,… read more here.
Keywords: pilot design; power; pilot; cell massive ... See more keywords
A Unified Framework for Precoding and Pilot Design for FDD Symbol-Level Precoding
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2021.3116139
Abstract: Large-scale antenna array techniques are key enablers for modern wireless communication systems. Channel state information (CSI) is indispensable for large-scale multi-antenna systems, but is challenging to obtain. To tackle this issue, in this paper we… read more here.
Keywords: unified framework; framework; pilot; csi ... See more keywords