Ag-IoT for crop and environment monitoring: Past, present, and future

N Chamara, MD Islam, GF Bai, Y Shi, Y Ge - Agricultural systems, 2022 - Elsevier
CONTEXT Automated monitoring of the soil-plant-atmospheric continuum at a high
spatiotemporal resolution is a key to transform the labor-intensive, experience-based …

Performance of path loss models over mid-band and high-band channels for 5G communication networks: A review

FE Shaibu, EN Onwuka, N Salawu, SS Oyewobi… - Future Internet, 2023 - mdpi.com
The rapid development of 5G communication networks has ushered in a new era of high-
speed, low-latency wireless connectivity, as well as the enabling of transformative …

[PDF][PDF] Urban area path loss propagation prediction and optimisation using Hata model at 800MHz

I Joseph, CC Konyeha - IOSR Journal of Applied Physics (IOSR-JAP …, 2013 - academia.edu
This paper describes how Okumura Hata's model is chosen and optimized for urban outdoor
coverage in the Code Division Multiple Access (CDMA) system operating in 800MHz UHF …

Towards green communication in 5G systems: Survey on beamforming concept

KS Mohamed, MY Alias, M Roslee… - IET …, 2021 - Wiley Online Library
Connectivity in recent wireless communication is accessible anywhere because of the large
footprints of both cellular and WiFi networks. Yet, the broadcasting in wireless technology …

[PDF][PDF] Comparison of Longley-Rice, ITU-R P. 1546 and Hata-Davidson propagation models for DVB-T coverage prediction.

S Kasampalis, PI Lazaridis, ZD Zaharis, A Bizopoulos… - Bmsb, 2014 - academia.edu
This paper compares precision field-strength measurements taken by a Rohde & Schwarz
FSH-3 portable spectrum analyzer with simulation results derived from the ITM coverage …

[PDF][PDF] Pathloss determination using Okumura-Hata model and cubic regression for missing data for Oman

Z Nadir, MI Ahmad - Proceedings of the International …, 2010 - academia.edu
In this paper, we aim to adapt a propagation model for Salalah (OMAN) as we examine the
applicability of Okumura-Hata model in Oman in GSM frequency band. The study is in …

Propagation path loss models for mobile communication

L Klozar, J Prokopec - Proceedings of 21st International …, 2011 - ieeexplore.ieee.org
Signal propagation and path losses are the key elements of wireless network design. This
paper describes tuning process of empirical propagation path loss models for typical …

Analytical Comparison of Path Loss Models for Radio Wave Propagation over Yenagoa–Southern Nigeria

C Emeruwa, EJ Oduobuk - Asian Journal of …, 2023 - science.scholarsacademic.com
Using propagation models helps with communication system planning and maximizes the
use of the radio spectrum, a limited natural resource. Here is a comparative analysis …

Controlled mobility sensor networks for target tracking using ant colony optimization

F Mourad, H Chehade, H Snoussi… - … on mobile computing, 2011 - ieeexplore.ieee.org
In mobile sensor networks, it is important to manage the mobility of the nodes in order to
improve the performances of the network. This paper addresses the problem of single target …

[PDF][PDF] Path loss characterization of wireless propagation for South–South region of Nigeria

EA Ubom, VE Idigo, ACO Azubogu… - International journal of …, 2011 - academia.edu
This paper presents statistical path loss models derived from experimental data collected in
Port Harcourt in South-South region of Nigeria from 10 existing microcells operating at 876 …