Review on 5G Millimeter-Wave Antennas: MIMO Antennas

Review on 5G Millimeter-Wave Antennas: MIMO Antennas

Mohamed Ismail Ahmed (Electronics Research Institute, Egypt), Hala Mohammed Elsayed Mohammed Marzouk (Zagazig University, Egypt) and Abdelhamid A. Shaalan (Faculty of Engineering, Delta University for Science and Technology, Egypt)
Copyright: © 2020 |Pages: 33
DOI: 10.4018/978-1-7998-1152-7.ch003

Abstract

Millimeter-wave antennas are the trend nowadays because of the necessity of higher data rates. Designing a supplementary efficient antenna capable of dealing with dual bands has several challenges. This chapter reports the problematic approaches introduced in the field of a millimeter wave design. Prevailing investigations in millimeter-waves and MIMO antennas have a tendency to emphasize discovering how to increase the data rate without the need of increasing the bandwidth and what type of antenna preferred in the 5G band. However, there is a little indication that researchers have come close to the issue of antenna integration in the mobile handset with the intent of adding multiple antennas with multi-band capability in a small space. Accordingly, the target of this chapter is to offer a summary of how the small-dimensional MIMO antennas with band duality for 5G mobile communications can be intended, designed, sustained and fabricated.
Chapter Preview
Top

Background Of Air-Filled-Slotted-Loop Mimo Antennas

Allowing for the significance and role of cellular phones in the mobile network industry and production, mm-wave handsets antennas are considered as the movement shifting scheme for 5G networks. The use of a millimeter-wave transceivers with mobile phones offers great challenges which need to be awarded. Surrounded by the vital factors considered in the mm-wave networks establishing, the antenna designs necessitate broadly adjustments (Naqvi & Lim, 2018). Arrays thru multiple beams can be recognized at mm-wave frequencies utilizing analog or digital system architectures. This section review introduces the state of the art of phased and AFSL arrays in millimeter-wave mobile terminals (MSs). The phased and air-filled-slotted-loop AFSL arrays procedures have been very corporate in the design in warships and military jet aircraft and the defense area emphasis on phased array radars. These systems are recognized to remunerate for the path differences happened in free space. The path loss is condensed by using directional high gain antennas. The antennas with high directional gain are used at the transmitter as well as at the receiver, leading to greater SINR, and better data security, and maybe adopted in long-range millimeter-wave point to point (P2P) communications with LOS links.

Uniform spacing is reserved between consecutive elements of the antenna. The AFSL design involves different radiating elements with numerous types of array feeding constructions. To enhance the wireless communicating systems performance, advanced antenna arrays are adapted, with names of phased arrays (AFSL arrays), beamforming arrays, and multi-input-multi-output (MIMO) transceivers.

Complete Chapter List

Search this Book:
Reset