Essays about: "Propagation loss"

Showing result 1 - 5 of 59 essays containing the words Propagation loss.

  1. 1. Exploring patterns in risk factors for bark beetle attack during outbreaks triggered by drought stress with harvester data on attacked trees: A case study in Southeastern Sweden

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Nikolaos Kouskoulis; [2023]
    Keywords : Geography; GIS; Geographic Information Science; Forest ecosystems; Bark beetle outbreak; Southeastern Sweden; Predisposing factors; Triggering factors; Drought stress; Earth and Environmental Sciences;

    Abstract : ABSTRACT Raising temperatures and climate variability have intensified extreme weather events worldwide. These extremes can enhance and trigger possible pest outbreaks. Bark beetle attacks have become a major concern in regions with extensive spruce forest areas. Southeastern Sweden has faced repeated outbreaks resulting in widespread tree loss. READ MORE

  3. 2. Ray-tracing Based Investigations on the Deployment of RISs in Indoor Scenarios

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Swaroop Divya Sai Prem Nambala; Dexin Kong; [2023]
    Keywords : Reconfigurable intelligent surface; RIS; optimization; Ray-tracing; Mixed integer linear programming MILP ; Complex impulse response; Wireless Insite.; Technology and Engineering;

    Abstract : Reconfigurable intelligence surface (RIS) is a promising candidate technology for future 6G wireless communication systems. In existing communication systems, the network operators are unable to control the propagation environment, which causes significant limitations on communication performance. READ MORE

  4. 3. Acoustic Characterization of Catalyst

    University essay from KTH/Skolan för teknikvetenskap (SCI)

    Author : Surachit Dokson; [2023]
    Keywords : ;

    Abstract : The WHO has set a sound level threshold of 55 dB, beyond which noise is considered harmful to humans when exposed for an extended period of time. It is, however, estimated by the European Environmental Agency that over 110 million people in the EU are regularly exposed to levels of traffic noise above 55 dB. READ MORE

  5. 4. Performance Evaluation of Next Generation Wi-Fi : Link Asymmetry in Multi-Link Operation

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Kexin Lai; [2023]
    Keywords : Wi-Fi 8; Multi-Link Operation; Millimeter Wave; TCP Congestion Control; MAC Layer; Wi-Fi 8; Multi-Länk Operation; Millimetervåg; Överbelastningskontroll i TCP; MAC lagret;

    Abstract : With the growing demand for high-speed data transmission, the Institute of Electrical and Electronics Engineers (IEEE) study group, particularly IEEE 802.11, which focuses on Wireless Fidelity (Wi-Fi) technologies, has been actively pursuing advancements to meet these escalating requirements. READ MORE

  6. 5. Odling av växter för naturvård i Sverige : behovsanalys och processbeskrivning

    University essay from SLU/Dept. of People and Society

    Author : Sofia Dahlgren; [2022]
    Keywords : Inhemska växter; naturvård; odling; kärlväxter; ängsväxter; ekologi; bevarandebiologi; biologisk mångfald; ekosystemtjänster; restaurering;

    Abstract : Förlusten av biologisk mångfald är numera ett erkänt problem över hela världen. Många forskare och organisationer har gått ut med att vi måste restaurera stora naturområden med utarmade ekosystem för att bromsa och helst vända denna trend (Balvanera et al. 2019; IUCN 2019). READ MORE