Search for dissertations about: "embedded passive devices"
Showing result 1 - 5 of 7 swedish dissertations containing the words embedded passive devices.
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1. Design and Identification of Wireless Transmitters for a Low-power and Secure Internet of Things
Abstract : Wireless communication is a key enabler for connecting billions of Internet of Things devices. For networked embedded devices operating on limited energy resources, wireless communication dominates the power consumption. READ MORE
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2. Design and Performance of Diversity based Wireless Interfaces for Sensor Network Nodes
Abstract : The main focus of the work presented in this licentiate thesis concerns antenna design, adaptive antenna control and investigation on how the performance of small wireless nodes can be increased by inclusion of multiple antennas. In order to provide an end-user suitable solution for wireless nodes the devices require both small form factor and good performance in order to be competitive on the marked and thus the main part of this thesis focuses on techniques developed to achieve these goals. READ MORE
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3. Novel RF MEMS Devices Enabled by Three-Dimensional Micromachining
Abstract : This thesis presents novel radio frequency microelectromechanical (RF MEMS) circuits based on the three-dimensional (3-D) micromachined coplanar transmission lines whose geometry is re-configured by integrated microelectromechanical actuators. Two types of novel RF MEMS devices are proposed. READ MORE
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4. Three-Dimensional Metal-Semiconductor Heterostructures for Device Applications
Abstract : Fabrication and characterisation of buried metal contacts in compound semiconductors are demonstrated. The contacts have been investigated due to their usage both as gates in transistors and as active or passive elements in novel devices. READ MORE
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5. Secure and Trusted Mobile Commerce System based on Virtual Currencies
Abstract : With the widespread usage of mobile devices and their applications, many areas of innovation have created a multitude of opportunities for mobile technologies to be deployed with very interesting effects. One such new area that emerged in the last few years is mobile commerce. READ MORE