Phased array antenna systems are at the cusp of ubiquity. We now see Multiple-Input Multiple-Output (MIMO) antenna systems on WiFi routers. Soon phased array weather radar systems will help to pred… ...

Figure 1. Normalised array factor of a 32-element linear array at two different d/λ spacings. Analogy to Sampled Systems An analogy to visualise grating lobes is to think of aliasing in a sampled ...

Until recently phased array radar has been very expensive, used only for military applications where the cost of survival weighs in the balance. With the advent of low-cost microwave devices and un… ...

This white paper explores basic phased-array theory and the design considerations behind next-generation antenna systems. It examines the new capabilities recently added to the NI AWR Design ...

The demonstration, given by ADI's Radar and Phased Array Applications Manager Peter Delos, also used a pair of RF transceivers to generate the signals. Analog beamforming was accomplished using eight ...

Phased array radars also have the ability for the user (i.e., National Weather Service) to direct the radar beam where they want it to go. This, too, translates to faster scan time during severe ...

Phased-array radars are not without disadvantages. Most are functional through a cone of just 120 degrees, because the width of the main beam diminishes the farther it gets from broadside.

Starlink's Phased Array Antenna Technology: The Key to Seamless Satellite Connectivity In the realm of modern satellite communication, SpaceX's Starlink system stands out for its innovative use of ...

To change the beam’s direction, light is delayed in one emitter or a phase is shifted relative to another. Such antennas have long been used to transmit radio and television signals, but in the last ...