ALDO CUGNINI

The quest for encoding efficiency continues

Digital broadcasting has now replaced high-powered analog television broadcasting in the United States. But is reliable over-the-air reception a given?

In recent articles, we've discussed variable bit rate (VBR) encoding and multiplexing. This month, we'll look at MPEG-4, and how it can work with both

Video monitoring technology continues to evolve at an amazing pace. Just consider the variety of new broadcast and production monitors that were announced

In 1953, children could interact with the Winky Dink and You program by drawing on a piece of clear plastic affixed to the TV screen. Kids would be asked

Multiplexing is a technique for carrying multiple channels of information within a common signal. Although usually thought of as a digital process, the

For many years, compliance in the broadcast industry has meant conducting a successful FCC proof of performance, and the technical requirements for compliance

A video processing pipeline encompasses end-to-end audio and video processing, commencing with A/V capture and culminating at a video display. As shown

With the growing interest in repurposing video to multiple media and diverse means of display, including mobile TV systems, it is useful to consider how

With the DTV analog cutoff just two months away, work by the FCC, NAB, broadcasters and cable groups is bringing issues to light that need to be resolved

Learn how to maximize interoperability and minimize errors

Professional digital interfaces continue to evolve in parallel with higher-resolution professional and consumer video formats. The once simple arena of

Many factors contribute to the successful delivery of services to over-the-air digital television viewers. In addition to the different technologies involved,

There are various technologies available to broadcasters and consumers to augment video and audio programming. Digital technology allows the use of additional

By the time you read this, more than 20 million digital converters will have been purchased and installed in U.S. viewers' homes, and a large number will

The ubiquity of compressed video brings some interesting challenges to broadcasters transmitting video programs. One of these is an increasing tendency