4 papers · 1 filter
BS-Breath: Respiration Sensing with Cell-free Massive MIMO
Haoqiu Xiong, Robbert Beerten, Zhuangzhuang Cui +2
This paper demonstrates the feasibility of respiration pattern estimation utilizing a communication-centric cellfree massive MIMO OFDM Base Station (BS). The sensing target is typi…
Beamforming with Oversampled Time-Modulated Arrays
Marcin Wachowiak, André Bourdoux, Sofie Pollin
The time-modulated array (TMA) is a simple array architecture in which each antenna is connected via a multi-throw switch. The switch acts as a modulator switching state faster tha…
Frequency Diverse Array OFDM System for Joint Communication and Sensing
Marcin Wachowiak, André Bourdoux, Sofie Pollin
The frequency-diverse array (FDA) offers a time-varying beamforming capability without the use of phase shifters. The autoscanning property is achieved by applying a frequency offs…
Joint Sequential Fronthaul Quantization and Hardware Complexity Reduction in Uplink Cell-Free Massive MIMO Networks
Vida Ranjbar, Robbert Beerten, Marc Moonen +1
Fronthaul quantization causes a significant distortion in cell-free massive MIMO networks. Due to the limited capacity of fronthaul links, information exchange among access points…