196 citations · 408 across the 16 of their papers we have counts for
4 papers · 1 filter
Covariance-Based Device Activity Detection with Massive MIMO for Near-Field Correlated Channels
Ziyue Wang, Yang Li, Ya-Feng Liu +1
This paper studies the device activity detection problem in a massive multiple-input multiple-output (MIMO) system for near-field communications (NFC). In this system, active devic…
Covariance-Based Activity Detection in Cooperative Multi-Cell Massive MIMO: Scaling Law and Efficient Algorithms
Ziyue Wang, Ya-Feng Liu, Zhaorui Wang +1
This paper focuses on the covariance-based activity detection problem in a multi-cell massive multiple-input multiple-output (MIMO) system. In this system, active devices transmit…
Device Activity Detection in mMTC with Low-Resolution ADC: A New Protocol
Zhaorui Wang, Ya-Feng Liu, Ziyue Wang +3
This paper investigates the effect of low-resolution analog-to-digital converters (ADCs) on device activity detection in massive machine-type communications (mMTC). The low-resolut…
Scaling Law Analysis for Covariance Based Activity Detection in Cooperative Multi-Cell Massive MIMO
Ziyue Wang, Ya-Feng Liu, Zhaorui Wang +1
This paper studies the covariance based activity detection problem in a multi-cell massive multiple-input multiple-output (MIMO) system, where the active devices transmit their sig…