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GHz Range CMOS LNA
(2018)
Diplomityö
Diplomityö
This thesis work presents 7GHz CMOS Common Gate LNA, Layout design and a scaled down version of the same topology with BJT, operating frequency of 5MHz. Schematic was designed in OrCAD Capture CIS, gain and linearity ...
Investigation of scintillation effects in European Galileo Signals
(2017)
Diplomityö
Diplomityö
Ionospheric scintillations are known to be rather challenging in Global Navigation Satellite Systems (GNSS) receivers. The scintillation effects include rapid variations in signal phase and amplitude, which may hinder the ...
Passive UHF RFID Tag for Wireless Detection of Compression of Materials
(2018)
Diplomityö
Diplomityö
Starting from assets tracking, inventory control and identification applications, RFID systems are becoming a backbone for wireless sensor networks (WSNs). Due to their small size, low cost and low maintenance, they are ...
An Active Electrode Based ECG Measurement System from Minimally Spaced Precordial Bipolar Lead
(2018)
Diplomityö
Diplomityö
Electronics miniaturization leads the development of small wearable Electrocardiography (ECG) devices. These devices are getting special attention due to current trends in Human-Computer-Interaction applications and remote ...
Manufacturing And Evaluation Of Stretchable Embroidered Passive Rfid Tags On 3d-printed Substrates
(2018)
Diplomityö
Diplomityö
Stretchable electronics is an emerging field of electronics where the devices produced can undergo several mechanical stress conditions but maintain its structural integrity and electrical performance. Categorized under ...
Energy Storage Technologies in Photovoltaics Systems
(2018)
Diplomityö
Diplomityö
In solar power systems, photovoltaic cells are used for conversion from solar irradiance to direct current. They can be modeled as an ideal diode which is affected from some factors like parasitic resistance, temperature, ...
Reliability Impact of Microgrid and Use in (MV) Distribution Electrical Network
(2018)
Diplomityö
Diplomityö
Security and adequacy are two prominent issues among other issues in electrical power system at present time. Heterogeneous geographic terrain needed diverse types of power distribution network carrying different level of ...
An Overview of Protection Techniques for Microgrid and the Factors Involved
(2018)
Diplomityö
Diplomityö
Microgrids are the emerging component of smart grid system. The power transfer losses from transmission end to distribution end are aimed to reduce due to the implementation of microgrid network at distribution level and ...
A Wireless Device for Ambulatory Cardiac and Respiratory Monitoring - Design Considerations and Essential Performance
(2017)
Diplomityö
Diplomityö
In recent years, utilization of mobile devices for tracking health parameters has increased. These devices are able to monitor different parameters such as heart rate, respiration patterns, amount of activity and energy ...
Modeling of Grid Connected PV Generator for Power Flow Assessment
(2017)
Diplomityö
Diplomityö
The power distribution systems are continuously expanding due to the rise in world population and its migration to urban areas. But consuming the non-renewable resources to generate the electric power, the carbon emissions ...