Essays about: "bs"

Showing result 1 - 5 of 88 essays containing the word bs.

1. 1. Energy in the Transportation System - A comparison of charging infrastructure scenarios

   University essay from Lunds universitet/Industriell elektroteknik och automation

   Author : Judith Lai Jakobsson; [2023]
   Keywords : Charging infrastructure; road transport electrification; battery capacity need; electric vehicles; Technology and Engineering;

   Abstract : A functioning charging infrastructure is crucial for achieving full-scale national electrification within the transport sector. The system is likely to consist of different charging technologies, all with the main objective of providing efficient energy replenishment services. READ MORE

3. 2. Standardized Test Methods in Over-the-Air Chambers for FCC Part 27

   University essay from Umeå universitet/Institutionen för fysik

   Author : Oskar Hellström; [2023]
   Keywords : ;

   Abstract : Base stations (BSs) are the cornerstone that enables wireless communications. In order for a new BS variant to be imported and sold in the US they are required to undergo electromagnetic compatibility (EMC) testing. This testing is necessary to obtain their Federal Communications Commission (FCC) certification. READ MORE

4. 3. mmWave Coverage Extension Using Reconfigurable Intelligent Surfaces in Indoor Dense Spaces

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

   Author : Zhenyu Li; [2023]
   Keywords : mmWave Communication; Reconfigurable Intelligent Surface; Ray Tracing; Indoor Dense Spaces;

   Abstract : Millimeter-wave (mmWave) is widely investigated for indoor communication scenarios thanks to the available rich spectrum. However, the shortened antenna size and the high frequency make mmWave extra sensitive to blockages. READ MORE

5. 4. Simulation and Testing of a MU-MIMO Beamforming System

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

   Author : Nazyar Mehdishishavan; Zonghan Wang; [2023]
   Keywords : Multi-User Multiple-Input Multiple-Output MU-MIMO ; Beamforming; Sounding Reference Signal SRS ; Reciprocity-based; Butler matrix; Advanced Antenna System AAS ; Technology and Engineering;

   Abstract : 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. READ MORE

6. 5. Embedded digital filter design and implementation

   University essay from Uppsala universitet/Institutionen för informationsteknologi

   Author : Xiao Su; [2023]
   Keywords : ;

   Abstract : Digital filters have been widely used in signal processing, to reduce or remove unwanted signals of different types, such as noise, and interference, and to enhance or keep desired signals. They are implemented as algorithms on an embedded system (a microcontroller) or a computer. READ MORE