Efficient Channel Estimation for Aerial Wireless Communications
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2019.2894892
Abstract: We present a technique to jointly estimate the channel taps and the frequency offset due to the Doppler effect of a special class of doubly dispersive aeronautical channels. The algorithm includes the use of pulse… read more here.
Keywords: estimation aerial; wireless communications; aerial wireless; channel estimation ... See more keywords
Efficient Channel Estimation for Wideband Millimeter Wave Massive MIMO Systems With Beam Squint
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2022.3156065
Abstract: Massive multiple-input-multiple-output (MIMO) and millimeter wave have been adopted as the enabling technologies for the 5G and beyond 5G (B5G) systems. A challenging problem introduced by the use of large antenna size and wide bandwidth… read more here.
Keywords: efficient channel; channel estimation; beam squint; millimeter wave ... See more keywords
Efficient Channel Probing and Phase Shift Control for mmWave Reconfigurable Intelligent Surface-Aided Communications
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2023.3276975
Abstract: Recently, a reconfigurable intelligent surface (RIS) that controls the reflection characteristics of incident signals has received a great deal of attention. To make the most of the RIS-aided systems, an acquisition of RIS reflected channel… read more here.
Keywords: pilot overhead; intelligent surface; efficient channel; reconfigurable intelligent ... See more keywords
Classification of Amino Acids Using Hybrid Terahertz Spectrum and an Efficient Channel Attention Convolutional Neural Network
Sign Up to like & getrecommendations! Published in 2022 at "Nanomaterials"
DOI: 10.3390/nano12122114
Abstract: Terahertz (THz) spectroscopy is the de facto method to study the vibration modes and rotational energy levels of molecules and is a widely used molecular sensor for non-destructive inspection. Here, based on the THz spectra… read more here.
Keywords: amino acids; neural network; efficient channel; convolutional neural ... See more keywords