Sökning: "cell phones"
Visar resultat 1 - 5 av 132 uppsatser innehållade orden cell phones.
1. Evaluation and Optimization of LTE-V2X Mode 4 under Aperiodic Messages of Variable Size
Master-uppsats, Lunds universitet/Institutionen för elektro- och informationsteknikSammanfattning : Vehicular networks connect vehicles for improved road safety and efficiency with the assistance of wireless information exchange. Vehicular networks are based on the frequent broadcast of awareness messages referred to as CAM (Cooperative Awareness Messages) or BSM (Basic Safety Message) in the ETSI and SAE standards, respectively. LÄS MER
2. Evaluation of a Test Rig to Determine the Need For Human Operators in Ergonomic Testing of Pistol Grip Power Tools
Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)Sammanfattning : Handheld power tools are found in many different manufacturing processes, everywhere from miniature screw joints in cell phones to safety-critical joints in automotive vehicles. The tools are often used for many consecutive hours which emphasizes the need for good ergonomics to ensure the safety of the operators. LÄS MER
3. Simulation and Testing of a MU-MIMO Beamforming System
Master-uppsats, Lunds universitet/Institutionen för elektro- och informationsteknikSammanfattning : Multi-User Multiple-Input Multiple-Output (MU-MIMO) technology has become increasingly important in the field of wireless communication due to its ability to highly increase the capacity and efficiency of wireless networks [1]. Beamforming, as a technique used in MU-MIMO systems, improves network performance by improving signal quality and reducing interference. LÄS MER
4. Mobiltelefonförbud i gymnasieskolan : Lärare som implementerande frontlinjebyråkrater
Kandidat-uppsats, Umeå universitet/Statsvetenskapliga institutionenSammanfattning : Since August 2022, the use of cell phones in Swedish schools is regulated by law. In this study, the implementation of the cell phone ban is studied from the perspective of upper secondary school teachers as an example of implementation within a street-level bureaucracy setting. LÄS MER
5. Faraday cage för förvaring av hemelektronik och EMF-dämpning
Kandidat-uppsats, KTH/Skolan för industriell teknik och management (ITM)Sammanfattning : Elektromagnetiska fält (EMF) finns överallt. De är naturligt förekommande, men teknik orsakar allt fler konstgjorda fält i olika styrkor ovanpå dessa. LÄS MER