Blar i Institutt for elektroniske systemer på tittel
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Wide frequency range measurements of absolute phase and amplitude of vibrations in micro- and nanostructures by optical interferometry
(Journal article; Peer reviewed, 2007)A heterodyne interferometer has been built in order to characterize vibrations on micro- and nanostructures. The interferometer offers the possibility of both absolute phase and high resolution absolute amplitude vibrational ... -
Wideband Channel Characterization for 6G Networks in Industrial Environments
(Journal article; Peer reviewed, 2021) -
Wideband Efficiency in a Class-F Power Amplifier
(Master thesis, 2014)In this thesis, the design of a class-F/inverse class-F amplifier with high efficiency in a 1.2 GHz bandwidth and center frequency at 2.4 GHz is presented. The harmonic tuning is done by using a CAD load pull test bench ... -
Wideband Harmonically Tuned Power Amplifier Design Based on GaN Technology for use in Envelope Tracking
(Master thesis, 2015)In this thesis, the design, simulation and measurements of a harmonically tuned 10 W wideband high efficiency power amplifier employing envelope tracking is presented. The simulations and design were carried out with the ... -
Wideband, Robust Low Noise Amplifier
(Master thesis, 2018)Low noise amplifiers are important parts of receiver units in radio systems that enables communication between military vehicles. The use of such an amplifier in military and maritime equipment poses challenges to the ... -
Wilkinson Power Divider: A Miniaturized MMIC Lumped Component Equivalent
(Master thesis, 2009)This report will describe the simulation of a Wilkinson Power Divider, realised using lumped components to minimize its size. Every step in the process, from calculating the lumped component values to the final momentum ... -
Wireless battery maintenance unit
(Master thesis, 2007)The problem presented in this thesis has been to design a charge and monitoring system for high-voltage high-capacity lithium batteries to be embedded in WesternGecos marine seismic configurations. The design of this system ... -
Wireless Capsule Video Endoscopy For Population-Based Colon Cancer Screening Using 5G network
(Chapter, 2022)We develop a battery-free communication system for a wireless video capsule endoscope with potential video streaming of a rate of up to 15 Mbps. We apply our innovative approach using backscatter for implants, a RADAR ... -
Wireless communication system for land seismic operations: A feasibility study
(Master thesis, 2008)Wireless data networks have seen rapid growth and deployment in the recent years, replacing traditional wired data networks. WesternGeco is currently using a traditional wired data network in the land seismic operations ... -
Wireless Light Control
(Master thesis, 2010)This master thesis deal with the development of a wireless lighting application for use with LED lighting. Recent regulations on energy efficiency in light bulbs to cope with climate and energy challenges, have inspired ... -
Wireless Link for Smartphone Based Hearing Aids
(Master thesis, 2015)Since their introduction, digital hearing aids have seen continuous improvements in processing speed, as well as the addition of new and more advanced signal processing tools. In order to further develop the capabilities ... -
Wireless liquid level sensor using radar
(Bachelor thesis, 2022)Abstract will be available on 2025-01-31 -
Wireless MEMS Accelerometer with Nanoampere Current Consumption for the Internet of Things
(Master thesis, 2018)Sensors are a key part of the Internet of Things (IoT). Accelerometers are particularly versatile, since knowledge about the motion of an object can be used for a large number of applications. Nearly all commercially ... -
Wireless Power and Communication: Implementation of communication in a wireless power transferring system
(Master thesis, 2011)In this report two types of inductive antennas has been characterized, one designed for both power and communication and one designed for communication only. The effects of varying wire size, number of windings and distance ... -
Wireless Sensor Networks for Detection and Localization of Subsea Oil Leakages
(Journal article; Peer reviewed, 2021)This work studies the impact of Wireless Sensor Networks (WSNs) for oil spill detection and localization in Subsea Production Systems. The case study is the Goliat FPSO, with a realistic assumption about the presence of a ... -
Wireless Video Capsule Endoscopy - Adaptive Coding for Parameters Update and Low Complexity Region-of-Interest Encoding
(Master thesis, 2016)Wireless capsule endoscopy (WCE) is a non-invasive diagnostic method to investigate diseases in the human gastrointestinal (GI) tract. Specifically, the WCE allows for physicians to visually inspect the GI tract of the ... -
Wireless Video Capsule Endoscopy Prototype Utilizing a Backscatter Transceiver for High Data Rate Transmission
(Master thesis, 2022)Kapselendoskopi er en viktig medisinsk applikasjon for sikrere, smertefri og muligens mer nøyaktig påvisning av sykdommer i mage-tarmkanalen, som kreftpolypper i tykktarmen. Trådløs Video Kapselendoskopi (WCE) ble ... -
WISA vs. WLAN: Co-existence challenges: - A tool for WLAN performance testing
(Master thesis, 2007)Wireless Interface for Sensors and Actuators (WISA) is ABB's proprietary wireless protocol for industrial automation on the factory floor. It operates in the 2.4GHz ISM band. Wireless Local Area Networks (WLANs), which ... -
WISA vs. WLAN: Co-existence challenges: Analysis of frequency-hopping sequences
(Master thesis, 2007)Wireless Interface for Sensors and Actuators (WISA) is ABB s proprietary wireless protocol for industrial automation. It operates in the 2.4 GHz ISM band, as do nearly allWireless LAN systems. WISA does frequency-hopping ... -
Word Discovery from Unsegmented Speech
(Master thesis, 2020)Hensikten til denne oppgaven er å finne ord i sammenhengende tale ved hjelp av ikke-veiledet maskinlæring. Det ble testet med to metoder av latent faktoranalyse; Non-Negative Matrix Factorization (NNMF) og Beta Process ...