In the recent era, fifth-generation technology (5G) has not been fully implemented in the
realm of wireless communication. To have excellent accessible bandwidth feasibility, and in …

Millimeter-wave communication systems require many innovative antennas adapted for
future application scenarios such as the upcoming 5G cellular networks. Due to the strong …

A wideband linearly polarized antenna element with complementary sources is proposed
and exploited for array antennas. The element covers a bandwidth of 38.7% from 50 to 74 …

3-D printed air-filled waveguide fed horn antenna arrays are investigated in the Ka-band.
Pyramidal E-plane horn antennas with a small size are introduced as the radiating element …

This paper describes an 8× 8 fully metallic highefficiency dual-polarized array antenna
working at the Ka-band, based on the gap waveguide (GW) concept. The radiating element …

A wideband 8× 8 element slot antenna array based on ridge gap waveguide feeding
network has been proposed for mmWave applications. The antenna subarray consists of …

Wideband design of power dividers, T-junctions, and transitions based on groove gap
waveguide (GGW) technology is presented in this paper with the goal to use these …

This communication deals with the design of a 16× 16 slot array antenna fed by inverted
microstrip gap waveguide (IMGW). The whole structure designed in this communication …

This paper proposed a wideband, efficient, and high gain circularly polarized (CP) array
antenna based on the gap waveguide technology for 30 GHz frequency band applications …

A millimeter-wave 4× 4 magnetoelectric (ME) dipole antenna array using a packaged
microstrip line feed network is proposed. This antenna array features a wide impedance …