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Showing 1 to 5 of 5 for “"microwave switches"”.
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High-Performance Gateless Iii-Nitride Microwave Switches
<p>Radio-frequency (RF) switches using Field-Effect Transistors (FETs) have low loss, fast switching speed, and simple fabrication process, which allows for simple integration with other components such as power amplifiers, phase shifters, arrays etc. Recent advancements in III-nitride …
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Third Order Nonlinearity In III-Nitride Microwave Switches
<p>Microwave switches are important components of most microwave systems such as radars, phase array antennas, cell phone and satellite communications etc. III-Nitride Heterojunction Field Effect Transistor (HFET) microwave switches have demonstrated significant advantages over most other switch …
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Active Antenna Bandwidth Control Using Reconfigurable Antenna Elements
… of a time varying system. Advances in microwave semiconductor processing technologies have enabled the use of compact, ultra-high quality RF and microwave switches in novel aspects of antenna design. This dissertation introduces the concept of reconfigurable antenna bandwidth control …
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AlGaN/GaN HFET with composite 'slow/fast' gate
… and chemical robustness. Radio Frequency (RF) switches based on such HFETs demonstrate very low insertion loss, high power handling capability and broad range of operating temperatures. </p> <p>However, the maximum operating frequency of these switches is limited by the finite off state …