Výsledky vyhledávání - block diagonal precoder

Block Diagonal Hybrid Precoding and Power Allocation for QoS-Aware BDMA Downlink Transmissions Autor Niu, Guanchong, Cao, Qi, Pun, Manon

“…Beam Division Multiple Access (BDMA) with hybrid precoding has recently been proposed for multi-user multiple-input multiple-output (MU-MIMO) systems by…”
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Uplink MIMO Precoding Under Random Phase Imperfections Autor Xie, Hongxiang, Wang, Hao, Kapetanovic, Dzevdan

“… In this paper, we investigate the optimal uplink digital precoder design under such random phase imperfections…”
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Optimal BD-ZF precoder for multi-user MIMO downlink transmission Autor Yao, Rugui, Nan, Huani, Xu, Juan, Li, Geng

“…For multi-user MIMO downlink transmission, a block-diagonal zero-forcing (BD-ZF) precoder is usually used to suppress multi-user interference…”
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Optimized BD‐ZF Precoder for Multiuser MIMO‐VFDM Cognitive Transmission Autor Yao, Rugui, Xu, Juan, Li, Geng, Wang, Ling

“…In this paper, we study an optimized block‐diagonal zero‐forcing (BD‐ZF) precoder in a two‐tiered cognitive network consisting of a macro cell…”
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Block Diagonal GMD for Zero-Padded MIMO Frequency Selective Channels Autor Ching-Chih Weng, Vaidyanathan, P P

“…) efficiency increases. In this paper, we propose using block diagonal geometric mean decomposition (BD-GMD…”
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Optimized BD-ZF Precoder for Multiuser MIMO-VFDM Cognitive Transmission Autor Yao, Rugui, Xu, Juan, Li, Geng, Wang, Ling

“…In this paper, we study an optimized block-diagonal zero-forcing (BD-ZF) precoder in a two-tiered cognitive network consisting of a macro cell (MC) and a small cell (SC…”
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Equal-diagonal QR decomposition and its application to precoder design for successive-cancellation detection Autor Jian-Kang Zhang, Kavcic, A., Kon Max Wong

“… In this paper, we propose an optimal QR decomposition, which we call the equal-diagonal QR decomposition, or briefly the QRS decomposition…”
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Hybrid Beamforming With Widely-Spaced-Array for Multi-User Cross-Near-and-Far-Field Communications Autor Shen, Heyin, Chen, Yuhang, Han, Chong, Yuan, Jinhong

“…With multi-GHz bandwidth, Terahertz (THz) beamforming has drawn increasing attention in the sixth generation (6G) and beyond communications. Existing…”
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Cooperative Precoding for Cognitive Transmission in Two-Tier Networks Autor Yao, Rugui, Liu, Yinsheng, Lu, Lu, Li, Geoffrey Ye, Maaref, Amine

“… And then, three ITPs, a block-diagonal zero-forcing (BD-ZF) ITP, a capacity-achieving (CA) ITP, and a generalized MMSE channel inversion (GMI) ITP, are developed…”
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Study of MIMO Channel Matrices Correlation to Optimize Resource Allocation Algorithms in Multi-Users 5G Autor Manini, Malo, Gueguen, Cedric, Legouable, Rodolphe, Lagrange, Xavier

“…Resource allocation is a major research field in wireless networks. The main challenge is to find the most suitable user for each time and frequency resource…”
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Channel Estimation Considerate Precoder Design for Multi-User Massive MIMO-OFDM Systems: The Concept and Fast Algorithms Autor Liu, Junkai, Zhang, Wei, Jiang, Yi

“… To address the computational complexity of 6G large-scale multi-input multi-output (MIMO) systems, we propose a computationally-efficient space-time block diagonal channel shortening (ST-BDCS) precoding scheme…”
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Deep Learning based Joint Precoder Design and Antenna Selection for Partially Connected Hybrid Massive MIMO Systems Autor Salman Khalid, Waqas bin Abbas, Farhan Khalid

“… This subset is again fed to the second CNN to obtain the block diagonal precoder for a partially connected…”
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Hybrid Precoding With Partially Connected Structure for Millimeter Wave Massive MIMO OFDM: A Parallel Framework and Feasibility Analysis Autor Dsouza, Kevin Bradley, Prasad, K. N. R. Surya Vara, Bhargava, Vijay K.

“… A low-complexity algorithm which exploits the block diagonal phase-only nature of the analog precoder in a partially connected structure is proposed to arrive at a hybrid precoding solution…”
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Hybrid beamforming for downlink multiuser millimetre wave MIMO-OFDM systems Autor Zhang, Didi, Wang, Yafeng, Li, Xuehua, Xiang, Wei

“…) a common analogue precoder and combiner for the transmitter and receiver to maximise spectral efficiency is the main challenge for multi-carrier MIMO systems, they propose two methods to solve this problem…”
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Minimum BER block precoders for zero-forcing equalization Autor Yanwu Ding, Davidson, T.N., Zhi-Quan Luo, Kon Max Wong

“…). We show that both the ZP minimum BER precoder and the CP minimum BER precoder provide substantially lower error rates than standard block transmission schemes, such as orthogonal frequency division multiplexing (OFDM…”
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Improved ZF-like Intra-Tier Precoder for A VFDM Based Two-Tier System Autor Yao, Rugui, Jiang, Pengfei, Yao, Lukun, Gao, Yan, Zhang, Yuxin, Zuo, Xiaoya

“…) in SCs to handle intra-tier interference. Although block-diagonal zero-forcing (BD-ZF) ITP can completely suppress the interference among the SCs, it also causes loss of some transmitted dimensions…”
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A nearly optimal amplify-and-forward relaying scheme for two-hop MIMO multi-relay networks Autor Fu, Youhua, Yang, Luxi, Zhu, Wei-Ping

“…), revealing that it is possible to maximize the information rate by designing properly the relay precoder as a block-diagonal matrix…”
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Two-Way MIMO Relay Precoder Design with Channel State Information Autor Li, Chunguo, Yang, Luxi, Zhu, Wei-Ping

“… relaying mechanism as well as the block-diagonal nature of the relay precoding matrix, this optimization problem cannot be solved by existing one-way relaying methods…”
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Block diagonal GMD for zero-padded mimo frequency selective channels with zero-forcing DFE Autor Weng, Ching-Chih, Vaidyanathan, P. P.

“…) technique to design an alternative transceiver. The proposed ZF-BD-GMD system uses a block diagonal orthogonal precoder matrix structure to reduce the required number of encoding bits and simplifies the computation…”
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Generalized side-information cancellation precoder design for multiuser MIMO downlink systems Autor Lin, Kuang-Min, Deng, Juinn-Horng

“… Furthermore, the proposed precoder can be easily extended to incorporate the water filling and diagonal loading methods for the performance…”
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