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Performance‑Enhanced S‑Shaped Slotted Patch Antenna for X Band/Ku Band Applications
(Springer, 2023)
Design and performance enhancement of an S-shaped antenna with two additional slits and
slots is presented. Initially, a parametric study was performed with two commonly used
dielectric materials. First, FR4 with ɛr=4.3 ...
A 3-dB 90 Degrees Microstrip Hybrid Directional Coupler at 2.27 GHz
(Elsevier, 2023)
A 90◦ hybrid-coupler in the 2.27 GHz range, offering high performance despite its size of 115.64 mm2 (18.36 λg),
is introduced. The main factor that distinguishes this proposed design, positively, is that the device ...