Driving in circles? A good GPS can help get you where you're going quickly and safely so you arrive on time. I’m PCMag’s home theater and AR/VR expert, and your go-to source of information and ...

This month, I’ll share some of the free software I use to understand how TV signals make it from the transmitter to the ...

We earn commissions from purchases you make using links in our articles. Learn more. Having a dedicated GPS device is great when you're traveling and want to save money on roaming charges. Smartphones ...

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Abstract: Signals which are quantized both in time of occurrence and in magnitude are in fact quite old in the communications art. Printing telegraph is an outstanding example. Here, time is divided ...

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Figure 1 Figure 1. (A) Chromatograms and mass spectra of the three possible types in HILIC-ESI-AIF: Neutral loss, product ion (both head group fragments), and the sum of fatty acyl fragments. *PI ...