This letter presents the design of magic-T using low-temperature co-fired ceramic (LTCC) technology by microstrip–slotline transitions and aperture-coupled structures. The magic-T is designed to work at the center frequency of… Click to show full abstract
This letter presents the design of magic-T using low-temperature co-fired ceramic (LTCC) technology by microstrip–slotline transitions and aperture-coupled structures. The magic-T is designed to work at the center frequency of 21 GHz with the bandwidth of 8 GHz. The size of the circuit is only
               
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