Search for dissertations about: "microwave transmission"

Showing result 1 - 5 of 52 swedish dissertations containing the words microwave transmission.

  1. 1. Microwave Breakdown in Inhomogeneous Fields

    Author : Joel Rasch; [2010]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; corona; inhomogeneous fields; Microwave breakdown; multipactor;

    Abstract : Microwave breakdown continues to be a risk in many applications involving the transmission and reception of microwave frequency signals. Satellite communication is especially interesting from the research point of view because of the extreme costs, and limited testing possibilities. READ MORE

  2. 2. Some Aspects of Advanced Technologies and Signal Integrity Issues in High Frequency PCBs, with Emphasis on Planar Transmission Lines and RF/Microwave Filters

    University dissertation from Stockholm : KTH

    Author : Felix D. Mbairi; KTH.; [2007]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Signal integrity; crosstalk; guard trace; PCB; transmission line loss; high frequency measurement; dielectric; SU-8; electromagnetic bandgap; microwave filter; TECHNOLOGY Electrical engineering; electronics and photonics; TEKNIKVETENSKAP Elektroteknik; elektronik och fotonik;

    Abstract : The main focus of this thesis is placed on high frequency PCB signal Integrity Is-sues and RF/Microwave filters using EBG structures.From the signal Integrity aspect, two topics were mainly discussed. READ MORE

  3. 3. Coherent Optical Transmission Systems Performance and Coding Aspects

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Miu Yoong Leong; KTH.; [2015]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Abstract : Since the invention of fiber-optic systems in the 1970s, user demand has driven innovation forward, and each new generation of products has achieved higher data rates than its predecessor. Today, the most promising approach for further increasing data rates is coherent transmission with multi-level modulation and digital signal processing (DSP). READ MORE

  4. 4. Microwave Measurement Systems for Parameter Estimation and Classification

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : JOHAN WINGES; [2014]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; microcrystalline cellulose; parameter estimation; sensitivities; microwave measurements; finite element method; gradient-based optimization; permittivity;

    Abstract : Microwave measurement systems are attractive for diagnostics and monitoring purposes in a number of important applications. For example, the strong interaction between microwaves and water make microwaves well-suited for moisture measurements. READ MORE

  5. 5. Millimeter-Wave Photonics: Signal Sources and Transmission Links

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Andreas Wiberg; [2005]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; microwave photonics; mm-wave generation; radio over fiber; photonic frequency multiplication; millimeter-wave photonics; millimeter-waves; millimeter-wave communication system;

    Abstract : With the use of higher and higher frequencies in a number of current and future wireless millimeter-wave applications it is beneficial to use photonics for several reasons. The use of optical fibers is an advantageous way to transport millimeter-waves in terms of loss, mechanical flexibility, weight, and insensitivity to electromagnetic interference. READ MORE