Antenna Design

LEO constellation systems require electronically steered arrays at both ends of the link, with the payload particularly challenging because it operates in a power-limited environment...

Placing antennas close to a platform can present many challenges. This article explores what to look for in an antenna to enhance the front-end physical layer of a wireless system...

This video series details the issues that RF/mmWave designers face as they address the millimeter-wave spectrum. Part 3 focuses on analysis of wideband receivers.

This video series details the issues that RF/mmWave designers face as they address the millimeter-wave spectrum. Part 2 covers topics such as antenna array design, testing beamforming...

A non-contact, non-metallic gigahertz antenna uses an enclosed vapor cell of excited rubidium atoms with laser beams for sensing their state.

Arriving on the market at approximately 60% the size of similar products, the 3DCC03 series is designed to meet the growing demand for miniaturization of EM motion tracking sensors...

A deformable patch antenna based on 3D-printed “iris” design supports continuous tuning over a wide range.

The increasing complexity of mobile communications networks over the last 40 years has been astounding. This transformation has significantly changed radio-access-network antenna...

While electronic beamforming can be accomplished using either phase shifters or true time delays, both have pros and cons. Consider combining them in a hybrid beamforming technique...

Many SATCOM apps require constant communication between the satellite and ground station, which can be difficult with conventional antennas. Phased-array technologies, coupled...

The article shares some practical tips for dealing with issues like noise sensitivity and tight impedance margins when designing antennas for an RF PCB.

Though they’re poised to take off, limitations in available chipsets have held flat-panel phased arrays back. With advances in GaN-process and IC-packaging technologies, the benefits...

This sixth installment closes out the series on phased-array antenna patterns with a discussion of antenna sidelobes and the effect of tapering across an array.

In Part 4 of this series on phased-array antenna patterns, we covered grating lobes. Part 5 turns its attention to beam squint: changes in beam angle as a function of frequency...

This latest installment in the series examines the topic of grating lobes with a focus on element spacing.

Part 3 of this six-part series covers beamwidth, combining element and array factors, and antenna plots.

Part 2 of this six-part series takes a look at antenna gain, directivity, and aperture, in addition to array factors.

For 5G technology to function as expected in apps from factory automation to self-driving vehicles, multiple antennas must be properly implemented.

In this first of six articles, learn some of the basics of phased-array antenna patterns, starting with the simpler example of a linear array.

One of the more significant 5G innovations is the ability to operate in the millimeter-wave spectrum. Support for high-frequency bands opens underused spectrum to bolster 5G network...

The latest synthesis and optimization tools offer dynamic, less complex approaches to designing RFID tag antennas.

Antennas are among the most important components in any RF/microwave system, sending and receiving high-frequency signals and their messages across free space.

The final frontier of wireless technology is antenna design, and the future of advanced networks will depend heavily on improved antenna technology.

As Internet of Things modules continue to shrink and incorporate more wireless technologies, making space for antennas is becoming an increasingly significant challenge.