CD Skripsi
Analisa Efek Artificial Magnetic Conductor (AMC) Pada Antena ACS Frekuensi 2.4GHz, 3.5 GHz Dan 5.1 GHz Untuk Aplikasi Wifi Sub-5G Dan WLAN
The need for communication technology is rapidly evolving, leading to demands
for devices that are small and affordable while maintaining good performance. In
the context of using WiFi, 5G, and WLAN, consumers desire small and affordable
wireless devices. Therefore, this study discusses the development of an ACS
(asymmetric coplanar strip) antenna that is smaller in size compared to other
antennas with similar performance. The proposed ACS antenna has dimensions of
18×8mm² with an FR-4 substrate thickness of 1.6mm. The ACS antenna
successfully achieved target frequencies of 2.4, 3.5, and 5.1 GHz with bandwidths
of 2.35-2.58GHz, 3.43-3.76GHz, and 5.08-7.44GHz. To further enhance the
antenna's performance, an artificial magnetic conductor (AMC) device measuring
80×80mm², using an FR-4 substrate with a thickness of 1.6mm, with a circular and
ring structure design on the back of the antenna, was added. Simulations and
measurements of S11, gain, and radiation patterns of the antenna were conducted.
Using AMC and performing measurements with gap variations of 7.06mm, 14mm,
and 20mm, changes in S11, gain, and radiation patterns were observed in both
simulation and measurement results. AMC is a cost-effective solution to improve
antenna performance and can be integrated with the device's structural body.
Keywords: assymetric coplanar strip (ACS), artificial magnetic conductor (AMC),
WiFi, 5G, WLAN
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