It is not surprising that the world around us is getting more and more digitized. One reason might be that manipulation, storage, and usage of data in digital form is more convenient and easier than ...

As we discussed at the beginning of this series, sampling has nothing to do with digitization, or quantization. A sampled signal can remain in the analog domain, though digitized signals are sampled ...

Basic review of how the different kinds of analog-to-ditital converters wor, with a sidebar relating them to appropriate applications. ADCs quantize time-varying analog voltages into a sequence of ...

Digital signal processing is often a mystery to many people, but the underlying principles are fairly straightforward and within the grasp of anyone with a technical background. In this feature, we’ll ...

I read your October article entitled “Digitizing audio,” and have a question on the SNR formula for digital audio. We have two different audio levels (one very ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Dean Garfield, president and CEO, Information Technology Industry Council, Washington, D.C. Kembrew McLeod, associate professor, department of communication ...

Ali Hussain has a background that consists of a career in finance with large financial institutions and in journalism covering business. Vikki Velasquez is a researcher and writer who has managed, ...