A Wideband IF Receiver Chip for Flexibly Scalable mmWave Subarray Combining and Interference Rejection
Large-scale multibeam phased array systems suffer from interbeam interference (IBI) that should be canceled either in the analog or digital domain. In […]
Latency-Aware Multi-Antenna SWIPT System With Battery-Constrained Receivers
Power splitting (PS) based simultaneous wireless information and power transfer (SWIPT) is considered in a multi-user multiple-input-single-output broadcast scenario. Specifically, we focus […]
Index Coding Algorithms
In a Fog Radio Access Network (F-RAN) fog access points (F-APs) are equipped with caches that can store popular files during off-peak […]
Statistical Digital Predistortion of 5G Millimeter-Wave RF Beamforming Transmitter Under Random Amplitude Variations
The nonlinearity of the fifth-generation (5G) millimeter-wave (mmWave) phased array transmitter (TX) depends on the variations in the beamforming coefficients e.g. due […]
Performance comparison of near-field focused and conventional phased antenna arrays at 140 GHz
The future high frequency systems require very high antenna gains to cope with the large channel losses. In order to obtain large […]
Massive Wireless Energy Transfer With Statistical CSI Beamforming
Wireless energy transfer (WET) is a promising solution to enable massive machine-type communications (mMTC) with low-complexity and low-powered wireless devices. Given the […]
Improving Analog Zero-Forcing Null Depth with N-bit Vector Modulators in Multi-beam Phased Array Systems
Multiantenna systems can increase the spatial reuse of the wireless spectrum by nulling the interfering directions. However, the efficiency of the spatial […]
Intelligent Radio Signal Processing
Intelligent signal processing for wireless communications is a vital task in modern wireless systems, but it faces new challenges because of network […]
Convergent Communication, Sensing and Localization in 6G Systems
Herein, we focus on convergent 6G communication, localization and sensing systems by identifying key technology enablers, discussing their underlying challenges, implementation issues, […]
On Spectral Efficiency for Multiuser MISO Systems under Imperfect Channel Information
We consider downlink transmission whereby a multiantenna base station simultaneously transmits data to multiple single-antenna users. We focus on slow flat fading […]