This paper presents the study of a method used for decoupling radiating elements in the case of a multiband structure dedicated to small LTE Smart Cells. This method consists in using a power splitter and a phase shifter connected between the feeds …
This paper presents a multiband MIMO antenna system with four accesses, with very good performance despite the complex environment that surrounds it. This environment consists of a thick plastic radome protecting the antenna and an aluminum metallic …
This paper presents a low-cost measurement method for MIMO antenna performance assessment based on the open-source OpenAirInterface initiative. MISO 8×1 measurements are presented to experimentally prove the reproductibility of the test method, using …
With MIMO, Wi-Fi led the way to the adoption of antenna array signal processing techniques for fine-grained localization using commodity hardware. These techniques, previously exclusive to specific domains of applications, will spur interest to reach …
This paper presents a low-cost measurement method for MIMO antenna performance assessment based on the open-source OpenAirInterface initiative. A first measurement is presented with a prototype with 8 antennas at 2.6 GHz integrated into a …
Design of a miniature multi-band antenna system for positioning application is proposed in this paper. The effect of the battery and the casing is investigated. Simulated and measured results are presented. S-parameter and radiation results with a …
In this paper, a 5G MIMO mobile phone prototype including four antennas working in the 10-13.2 GHz band is designed. The objective of the study is to evaluate the negative impact due to the user's hand in frequencies higher than 10 GHz. A 3D …
The advantages of multiple-input multiple-output (MIMO) technology in ultrawideband (UWB) communication systems are investigated evaluating the channel capacity from measurements taken in indoor environments. The results suggest that in practical …
In this paper, an experimental evaluation of the performances of a MIMO-UWB system has been described. The results obtained show that only at short distances MIMO-UWB systems exploit a significant multiplexing gain. This is mainly due to the SNR of …