Researchers continue to develop new antenna measurement methods, this time for future 5G wireless communications systems. Researchers at the National Institute of Standards and Technology (NIST) ...
We are pleased to present, in serial form, Chapters 3 and 4 of Antennas: Fundamentals, Design, Measurement (Third Edition), published by SciTech Publishing, Copyright ...
An antenna is an electrical component that is needed to transmit and receive electromagnetic energy from the space surrounding it in order to establish a wireless connection between two or more ...
There is no way to cover all the important concepts of directional antennas in a single column. There have been many voluminous tomes written about this subject. This month we will look at some of the ...
The field of antenna measurements has seen substantial advancements through the development of near-field to far-field (NF-FF) transformation techniques. These methods are vital for accurately ...
In the United States and many parts of the world, antennas are calibrated per the American National Standards Institute C63.5: American National Standard for Electromagnetic Compatibility—Radiated ...
Figure 1. Spectrum analyzer display of adjacent TV channels, DTV channel 19 (center) and NTSC channel 20 (right). Note NTSC signal’s visual, chroma and aural carrier components. Image courtesy the ...
The US National Institute of Standards and Technology (NIST) is using twin robots to test reconfigurable 5G communications antennas. Among its capabilities, the system, called Large Antenna ...
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