67 citations · 86 across the 5 of their papers we have counts for
5 papers
Integrated Sensing and Communications with Joint Beam Squint and Beam Split for Massive MIMO
Liangyuan Xu, Feifei Gao
Integrated sensing and communications (ISAC) has attracted tremendous attention for the future 6G wireless communication systems. To improve the transmission rates and sensing accu…
Joint Channel Estimation and Mixed-ADCs Allocation for Massive MIMO via Deep Learning
Liangyuan Xu, Feifei Gao, Ting Zhou +2
Millimeter wave (mmWave) multi-user massive multi-input multi-output (MIMO) is a promising technique for the next generation communication systems. However, the hardware cost and p…
Model Aided Deep Learning Based MIMO OFDM Receiver With Nonlinear Power Amplifiers
Liangyuan Xu, Feifei Gao, Wei Zhang +1
Multi-input multi-output orthogonal frequency division multiplexing (MIMO OFDM) is a key technology for mobile communication systems. However, due to the issue of high peak-to-aver…
Gridless Angular Domain Channel Estimation for mmWave Massive MIMO System With One-Bit Quantization Via Approximate Message Passing
Liangyuan Xu, Feifei Gao, Cheng Qian
We develop a direction of arrival (DoA) and channel estimation algorithm for the one-bit quantized millimeter-wave (mmWave) massive multiple-input multiple-output (MIMO) system. By…
On the Uplink Achievable Rate of Massive MIMO System With Low-Resolution ADC and RF Impairments
Liangyuan Xu, Xintong Lu, Shi Jin +2
This paper considers channel estimation and uplink achievable rate of the coarsely quantized massive multiple-input multiple-output (MIMO) system with radio frequency (RF) impairme…