Modern Battle Fields are covered with various weapon systems, such as tanks, infantry vehicles, or artillery vehilces. In environment, it is important to take into consideration what kind of efficient method should be developed communicate heterogeneous friend combat systems for the exchange tactical information aqcuired because military operations require coordinated actions. For this purpose,...

CONTEXT In dental practical classes, the acoustic environment is characterized by high noise levels in relation to other teaching areas, due to the exaggerated noise produced by some of these devices and use of dental equipment by many users at the same time. AIMS To measure, analyze and compare noise levels of equipments among dental learning areas under different working conditions and also...

For mobile communication systems power efficiency is a very important issue. Especially for mobile user equipments a careful management and efficient use of the limited energy ressources is mandatory. In today’s user equipments quite an amount of energy is wasted. The reason for this is, that analog and digital frontend in communication systems are engineered for extracting the wanted signal fr...