6 citations · 8 across the 13 of their papers we have counts for
9 papers · 1 filter
Near-Field MMSE Channel Estimation for THz RIS-aided Communications with Electromagnetic Interference
Wen-Xuan Long, Marco Moretti, Giacomo Bacci +1
This letter investigates the channel estimation problem in THz wireless communications where a RIS is employed to assist wireless transmission between different devices. Unlike exi…
Doppler-Robust Vortex Wavefront Design for Integrated Sensing and Communication
Yuan Liu, Wen-Xuan Long, M. R. Bhavani Shankar +3
Integrated sensing and communication (ISAC) is a promising paradigm for future wireless systems due to spectrum reuse, hardware sharing, and joint waveform design. In dynamic scene…
Multibeam High Throughput Satellite: Hardware Foundation, Resource Allocation, and Precoding
Rui Chen, Wen-Xuan Long, Bing-Qian Wang +5
With its wide coverage and uninterrupted service, satellite communication is a critical technology for next-generation 6G communications. High throughput satellite (HTS) systems, u…
Channel Estimation for 6G Near-Field Wireless Communications: A Comprehensive Survey
Wen-Xuan Long, Shengyu Ye, Marco Moretti +4
The sixth-generation (6G) wireless systems are expected to adopt extremely large aperture arrays (ELAAs), novel antenna architectures, and operate in extremely high-frequency bands…
Parametric Near-Field MMSE Channel Estimation for sub-THz XL-MIMO Systems
Wen-Xuan Long, Marco Moretti, Michele Morelli +2
Accurate channel estimation is essential for reliable communication in sub-THz extremely large (XL) MIMO systems. Deploying XL-MIMO in high-frequency bands not only increases the n…
Joint OAM Radar-Communication Systems: Target Recognition and Beam Optimization
Wen-Xuan Long, Rui Chen, Marco Moretti +2
Orbital angular momentum (OAM) radars are able to estimate the azimuth angle and the rotation velocity of multiple targets without relative motion or beam scanning. Moreover, OAM w…
Radio-Frequency Multi-Mode OAM Detection Based on UCA Samples Learning
Jiabei Fan, Rui Chen, Wen-Xuan Long +2
Orbital angular momentum (OAM) at radio-frequency provides a novel approach of multiplexing a set of orthogonal modes on the same frequency channel to achieve high spectral efficie…
AoA Estimation for OAM Communication Systems With Mode-Frequency Multi-Time ESPRIT Method
Wen-Xuan Long, Rui Chen, Marco Moretti +1
Radio orbital angular momentum (OAM) communications require accurate alignment between the transmit and receive beam directions. Accordingly, a key feature of OAM receivers is the…
Multi-mode OAM Radio Waves: Generation, Angle of Arrival Estimation and Reception With UCAs
Rui Chen, Wen-Xuan Long, Xiaodong Wang +1
Orbital angular momentum (OAM) at radio frequency (RF) provides a novel approach of multiplexing a set of orthogonal modes on the same frequency channel to achieve high spectrum ef…