Large and Dense LoRaWAN Deployment to Monitor Real Estate Conditions and Utilization Rate
Internet of Things (ioT) drives today’s world towards digitalization allowing diverse and innovative use cases. These use cases are changing in a […]
A new look to 275 to 400 GHz band
In this paper, we present a novel two-path channel model for wireless terahertz (THz) systems operating in the range of 275 to […]
Interference Control Mechanism for 5G Indoor Micro Operators Utilizing Dynamic TDD
Future 5G networks will increasingly target local small cell deployments complementing the coverage of the existing outdoor networks. To make the high-quality […]
An Analysis of Performance Improvement by a Helper for Wireless Sensor Networks
Wireless sensor networks (WSNs) are the core component in the big data era. Due to the unreliable transmission environment, it is significantly […]
Analyzing the Effects of PA Variations on the Performance of Phased Array Digital Predistortion
This paper shows how digital predistortion of a phased array can benefit from the parametric variations over parallel power amplifiers (PAs). Different […]
Inter-beam Interference Reduction in Hybrid mmW Beamforming Transceivers
Practical radio frequency beamforming can suffer from high sidelobe levels which cause inter-beam interference (IBI) in multibeam transceivers. IBI can be reduced […]
The effect of titanium excess and deficiency on the microstructure and dielectric properties of lanthanum doped Ba0.55Sr0.45TiO3 with colossal permittivity
The temperature dependent dielectric properties of (Ba0.54875Sr0.44875La0.0025)Ti(1+x)O3 with both an excess and a deficiency of 0.25 mol.% TiO2 were investigated. The samples were […]
Feature fusion with deep supervision for remote-sensing image scene classification
The convolutional neural networks (CNNs) have shown an intrinsic ability to automatically extract high level representations for image classification, but there is […]
Browser based 3D for the built environment
Digital 3D geometric models have become a central tool for geo-information. For many participatory and collaborative applications, distributing these models easily is […]
Design of Multi-Stacked CMOS mm-Wave Power Amplifiers for Phased Array Applications Using Triple-Well Process
This paper concerns with the design of multi-stacked CMOS millimeter-wave power amplifiers suitable for phased array front-end applications using triple-well process. The […]