Search for dissertations about: "receiver noise"
Showing result 1 - 5 of 166 swedish dissertations containing the words receiver noise.
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1. NbN and NbTiN Hot Electron Bolometer THz Mixers
Abstract : The thesis reports the development of Hot Electron Bolometer (HEB) mixers for radio astronomy heterodyne receivers in THz frequency range. Part of this work is the fabrication of HEB devices, which are based on NbN or NbTiN superconducting thin films (≤5 nm). They are integrated with wideband spiral or double-slot planar antennas. READ MORE
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2. Reconfigurable Receiver Front-Ends for Advanced Telecommunication Technologies
Abstract : The exponential growth of converging technologies, including augmented reality, autonomous vehicles, machine-to-machine and machine-to-human interactions, biomedical and environmental sensory systems, and artificial intelligence, is driving the need for robust infrastructural systems capable of handling vast data volumes between end users and service providers. This demand has prompted a significant evolution in wireless communication, with 5G and subsequent generations requiring exponentially improved spectral and energy efficiency compared to their predecessors. READ MORE
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3. Low Voltage CMOS Radio Receiver Front-End Design
Abstract : The mass production of integrated circuits for digital electronics has made CMOS technology the most frequently used IC process today. Thanks to the large production volume, CMOS has increasingly become the most cost efficient technology of choice, and the fast development of small, high speed CMOS devices has made the technology feasible for many RF applications. READ MORE
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4. Multi-Gigabaud Millimeter-Wave Communication - Challenges and Solutions
Abstract : A major challenge in future mobile networks is to overcome the capacity barrier in wireless communication. Utilizing large bandwidth at higher frequencies is key to enabling capacity upgrade for next generation mobile networks (5G). READ MORE
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5. Receiver Front-Ends in CMOS with Ultra-Low Power Consumption
Abstract : Historically, research on radio communication has focused on improving range and data rate. In the last decade, however, there has been an increasing demand for low power and low cost radios that can provide connectivity with small devices around us. READ MORE