Sökning: "Jan Lindén"

Visar resultat 1 - 5 av 9 avhandlingar innehållade orden Jan Lindén.

  1. 1. Interframe Quantization for Noisy Channels

    Författare :Jan Lindén; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Sammanfattning : The demand for efficient transmission and storage of, for example, speech signals poses high requirements on the development of signal compression techniques. This thesis deals with vector quantization (VQ) which is a powerful technique for signal compression. LÄS MER

  3. 2. Interframe quantization of spectrum parameters in speech coding

    Författare :Jan Lindén; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; spectrum coding; memory vector quantization; interframe coding; speech coding; channel optimized vector quantization; linear predictive vector quantization; finite state vector quantization; line spectrum frequencies;

    Sammanfattning : .... LÄS MER

  4. 3. Cerebral perfusion during cardiac surgery : an ultrasonic and metabolic study with special reference to profound hypothermia

    Författare :Jan van der Linden; Uppsala universitet; []
    Nyckelord :MEDICINE; MEDICIN;

    Sammanfattning : .... LÄS MER

  5. 4. Flavins as Biomimetic Catalysts for Sulfoxidation by H2O2 : Catalyst Immobilization in Ionic Liquid for H2O2 Oxidations

    Författare :Auri Lindén; Jan-Erling Bäckvall; Peter Somfai; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; biomimetic; oxidation; catalysis; ionic liquid; hydrogen peroxide; Organic chemistry; Organisk kemi;

    Sammanfattning : This thesis deals with the development of catalytic oxidation reactions utilizing hydrogen peroxide as terminal oxidant. The main focus has been to find flavin catalysts that are easy to handle and stable to store but still able to perform the desired reaction. LÄS MER

  7. 5. Att lägga politiken tillrätta : kommunala chefers professionalisering

    Författare :Ann-Sofie Lennqvist-Lindén; Gun Hedlund; Jan Olsson; Håkan Magnusson; Örebro universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; förvaltningschef; kommun; chefskap; professionalisering; tjänstemannaroll; politik; förvaltning; offentligt etos; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; Social sciences; Socialvetenskap; Political science; Statsvetenskap; Political Science; Statskunskap;

    Sammanfattning : The desire for many people today is to be professional, and many occupations seek professional status. The idea of a profession has a higher status than a mere occupation; professionals have lot of knowledge and power to decide about their own work and they can also voice opinions about others. LÄS MER