Communication channels are classified as analog or digital. Bandwidth refers to the data throughput capacity of any communication channel. As bandwidth increases, more information per unit of time can pass through the channel. A simple analogy compares...

n. 1. The range of frequencies present in a complex sound wave. High-quality sound reproduction apparatus, for example, normally produces sound waves ranging from 20 Hz to 20,000 Hz (the audio band). 2. The range of frequencies passed by a bandpass...

The range between the upper and lower limits of a frequency band. It is usually expressed in terms of cycles per second...

Bandwidth is the difference between the upper and lower cutoff frequencies of, for example, a filter, a communication channel, or a signal spectrum, and is typically measured in hertz. Bandwidth in hertz is a central concept in many fields, including...

Plummeting bandwidth prices across Europe, combined with fears of excess capacity, are putting carriers' business models under strain. According to the Phillips Group, a London-based global communications consultancy, bandwidth prices across Europe suffered a drop of up to 70 per cent in the...

Global There's a school of thought within the telecoms industry that bandwidth can be bought and sold as a commodity (like oil or sugar) to any interested party. However, a growing number of industry observers claim that it's wrong to think of bandwidth...

A lot of the credit goes to YouTube.The wildly popular Internet video-sharing site and other bandwidth-thirty applications are driving massive investments in Internet infrastructure.That makes equipment makers such as Ciena CIEN very happy.The Linthicum, Md.-based company is helping telecom giants such as Verizon VZ, AT&T...