THAT controls TV loudness with dbx-tv Total Volume

Oct 12, 2009 8:35 AM

             
Low horsepower solutions often suffer from audio artifacts such as “pumping” and “breathing.” THAT claims its dbx-tv Total Volume audio processing technology solves the problem.

Low horsepower solutions often suffer from audio artifacts such as “pumping” and “breathing.” THAT claims its dbx-tv Total Volume audio processing technology solves the problem.
Select figure to enlarge.

THAT has announced dbx-tv Total Volume, a two-channel loudness control technology that manages all sources of undesirable loudness changes.  It was shown at AES in New York City last week.

Requiring less than 20 MIPS of DSP horsepower, Total Volume’s code, which uses compression technology, is small enough to be integrated into even the most resource-constrained TV SoCs. Unlike other solutions, it deals effectively with all sources of loudness variation.

Locally inserted commercials often have different loudness compared with national broadcasts. The company said that competitive viewer-based solutions typically require so much DSP horsepower that TV makers must add extra hardware processing, thus increasing costs. Low horsepower solutions often suffer from audio artifacts such as “pumping” and “breathing.” THAT claims dbx-tv Total Volume solves the problem.




Want to use this article?
Click here for options!
Get Copyright Clearance

Share this article

blog comments powered by Disqus

 


Current Issue

A view from the top

January 2012

Some of broadcast's brightest reveal where the industry is headed.

Read More articles...

Related Newsletter

Transition to Digital
Provides readers with weekly timely updates on FCC actions, industry news, and station build-out schedules.

Related Posts


Confused about the terminology in an article? Find definitions of common terms and abbreviations in Broadcast Engineering's Glossary.

 


Submit your product for our NAB coverage.

Resources

Broadcast Engineering Newsletters Broadcast Engineering Essential Guides Broadcast Engineering White Papers Broadcast Engineering Videos Broadcast Engineering Podcasts Broadcast Engineering Industry Calendar

Industry Calendar

Broadcast Engineering Glossary of Terms

Glossary

Broadcast Engineering RSS feed

RSS

Interactive Media

Broadcast Engineering Webinars Broadcast Engineering Training Broadcast Engineering Blogs Broadcast Engineering Mobile Apps Broadcast Engineering on Facebook

Facebook

Broadcast Engineering JobZone

JobZone

Broadcast Engineering BE Roll

Blog

Featured Products

A Broadcaster's Guide To Camera & Lens Technology

A Broadcaster's Guide To Camera & Lens TechnologyThis eBook provides both new and veteran shooters an in-depth understanding of the technology that lies between the camera lens and the recording medium and how to maximize a camera's performance.

File Based Technology and Workflow

File Based Technology and WorkflowFile-based technologies have replaced video tape methods for a majority of production and broadcast operations. The worlds of AV and IT are coalescing to create new methods and workflows for media

Digital Television Fundamentals

Digital Television FundamentalsThis course, written by broadcast engineer Phil Cianci, provides a basic tutorial platform on the hows and whys of ATSC digital operation.

Video Compression, Editing and Displays

Video Compression, Editing and DisplaysVideo compression, editing and displays is an in-depth tutorial on MPEG compression technology, editing MPEG content and evaluating color video monitors written by long-time video expert, trainer and writer Steve Mullen, Ph. D.

 

 

Sound Off Podcasts

Erik Moreno, co-general manager of the Mobile Content Venture

MCV racks up successes on way to bright mobile DTV future

2012 will be the year of mobile DTV. That’s the view of Erik Moreno, who along with Salil Dalvi, senior VP for Mobile Platform Development at NBC Universal, is co-general manager of the Mobile Content Venture.

Danny Wilson

OTT year in review

Hear snippets of podcast interviews done throughout 2011 with Pat McDonough of The Nielsen Company, Glen Friedman of Ideas & Solutions!, Danny Wilson of Pixelmetrix and Greg Herman of Watch TV. Pictured is Danny Wilson, Pixelmetrix.

 

Broadcast Engineering Digital Reference Guide

Browse Back Issues

Back to Top