Sökning: "active corporate feed network"

Hittade 2 avhandlingar innehållade orden active corporate feed network.

  1. 1. Programmable and Tunable Circuits for Flexible RF Front Ends

    Författare :Naveed Ahsan; Aziz Ouacha; Sten Gunnarsson; Linköpings universitet; []
    Nyckelord :Microwave circuits; phase shifters; programmable circuits; active corporate feed network; four-port circuit; generic cells; phase shift capability; programmable microwave function array; tunable recursive filter; TECHNOLOGY; TEKNIKVETENSKAP;

    Sammanfattning : Most of today’s microwave circuits are designed for specific function and specialneed. There is a growing trend to have flexible and reconfigurable circuits. Circuitsthat can be digitally programmed to achieve various functions based on specific needs. LÄS MER

  3. 2. Gap Waveguide Technology for Millimeter Wave Applications and Integration with Antennas

    Författare :Elena Pucci; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Array Antennas.; Microstrip Lines; Micromachining; Artificial Magnetic Conductors; Millimeter Waves; Waveguide Resonators; Packaging of Microwave Components; Gap Waveguides; Losses;

    Sammanfattning : The increasing advance of short range wireless communications requiring high data rates and the lack of available spectrum have driven researchers and industry to move towards higher frequencies, in particular to the millimeter wave range. The opening of this wide portion of free spectrum has risen a large interest in developing mm-wave communication systems for commercial applications. LÄS MER