80 citations · 128 across the 18 of their papers we have counts for
19 papers
PoVD: Efficient Consensus Protocol based on Verifiable Delay Function
Rui Jiang, Xintong Ling, Bin Cao +3
Consensus protocols ensure the robustness and scalability of blockchains and decentralized applications built on them. However, existing consensus mechanisms often impose high comp…
Blockchain-based Proportional Fair Scheduling for Multi-Operator O-RAN
Kun Huang, Xintong Ling, Meining Wu +3
The openness and disaggregation of Open radio access network (O-RAN) facilitate resource sharing and coordination across networks, creating new demands for efficient and trustworth…
Joint Localization and Orientation with Triple-Beam Fingerprints in Massive MIMO-OFDM
Yu Zhao, Zhenzhou Jin, Jinke Tang +4
With the widespread application of location-based services, fingerprint-based localization has demonstrated advantages in environments with complex signal propagation. Deep learnin…
Precoder Design for User-Centric Network Massive MIMO: A Symplectic Optimization Approach
Pengxu Lin, An-An Lu, Xiqi Gao
In this paper, we utilize symplectic optimization to design a precoder for user-centric network (UCN) massive multiple-input multiple-output (MIMO) systems, where a subset of base…
Specific Absorption Rate-Aware Multiuser MIMO Assisted by Fluid Antenna System
Yuqi Ye, Li You, Hao Xu +3
With the development of the upcoming sixth-generation (6G) wireless networks, there is a pressing need for innovative technologies capable of satisfying heightened performance indi…
Symplectic Optimization for Cross Subcarrier Precoder Design with Channel Smoothing in Massive MIMO-OFDM System
Yuxuan Zhang, An-An Lu, Xiqi Gao
In this paper, we propose a cross subcarrier precoder design (CSPD) for massive multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems. The…
BagChain: A Dual-functional Blockchain Leveraging Bagging-based Distributed Learning
Zixiang Cui, Xintong Ling, Xingyu Zhou +3
This work proposes a dual-functional blockchain framework named BagChain for bagging-based decentralized learning. BagChain integrates blockchain with distributed machine learning…
Beam Structured Turbo Receiver for HF Skywave Massive MIMO
Linfeng Song, Ding Shi, Xiqi Gao +2
In this paper, we investigate receiver design for high frequency (HF) skywave massive multiple-input multiple-output (MIMO) communications. We first establish a modified beam based…
Recent Advances of 6G Ultra-Massive MIMO Technologies in Spatial and Beam Domains
Rui Feng, Cheng-Xiang Wang, Jie Huang +1
To explore the full potential of ultra-massive multiple-input multiple-output (MIMO) communication systems, it is fundamental to understand new ultra-massive MIMO channel character…
Group Information Geometry Approach for Ultra-Massive MIMO Signal Detection
Jiyuan Yang, Yan Chen, Xiqi Gao +2
We propose a group information geometry approach (GIGA) for ultra-massive multiple-input multiple-output (MIMO) signal detection. The signal detection task is framed as computing t…
An Information Geometry Interpretation for Approximate Message Passing
Bingyan Liu, An-An Lu, Mingrui Fan +2
In this paper, we propose an information geometry (IG) framework to solve the standard linear regression problem. The proposed framework is an extension of the one for computing th…
Interference Cancellation Information Geometry Approach for Massive MIMO Channel Estimation
An-An Lu, Bingyan Liu, Xiqi Gao
In this paper, the interference cancellation information geometry approaches (IC-IGAs) for massive MIMO channel estimation are proposed. The proposed algorithms are low-complexity…
An I2I Inpainting Approach for Efficient Channel Knowledge Map Construction
Zhenzhou Jin, Li You, Jue Wang +2
Channel knowledge map (CKM) has received widespread attention as an emerging enabling technology for environment-aware wireless communications. It involves the construction of data…
Optimization-based Proof of Useful Work: Framework, Modeling, and Security Analysis
Weihang Cao, Xintong Ling, Jiaheng Wang +2
Proof of Work (PoW) has extensively served as the foundation of blockchain's security, consistency, and tamper-resistance, but long has it been criticized for its tremendous and in…
Precoder Design for User-Centric Network Massive MIMO with Matrix Manifold Optimization
Rui Sun, Li You, An-An Lu +3
In this paper, we investigate the precoder design for user-centric network (UCN) massive multiple-input multiple-output (mMIMO) downlink with matrix manifold optimization. In UCN m…
Signal Detection for Ultra-Massive MIMO: An Information Geometry Approach
Jiyuan Yang, Yan Chen, Xiqi Gao +2
In this paper, we propose an information geometry approach (IGA) for signal detection (SD) in ultra-massive multiple-input multiple-output (MIMO) systems. We formulate the signal d…
Simplified Information Geometry Approach for Massive MIMO-OFDM Channel Estimation -- Part II: Convergence Analysis
Jiyuan Yang, Yan Chen, Mingrui Fan +3
In Part II of this two-part paper, we prove the convergence of the simplified information geometry approach (SIGA) proposed in Part I. For a general Bayesian inference problem, we…
Efficient Information Geometry Approach for Massive MIMO-OFDM Channel Estimation
Jiyuan Yang, Yan Chen, Mingrui Fan +6
We investigate the channel estimation for massive multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems. We revisit the information geometry…
Fluid Antenna-Assisted MIMO Transmission Exploiting Statistical CSI
Yuqi Ye, Li You, Jue Wang +3
In conventional multiple-input multiple-output (MIMO) communication systems, the positions of antennas are fixed. To take full advantage of spatial degrees of freedom, a new techno…