Lossy compression schemes can be based on a source model, as in the case of speech compression, or a user or sink model, as is somewhat the case in image compression. In this chapter we look at audio ...

San Mateo, Calif. – A year ago, set-top box architectures were so simple. For a given network, audio and video signals came out of a baseband chip in a fixed format, usually some dialect of MPEG-2.

Audio codecs are one of the fundamental building blocks of modern media systems. The first and still most prominent MPEG audio codec is mp3, which first appeared on the market in 1998. Since then, ...

As broadcasters look to the future, many are concerned about the development of even newer compression schemes. While new compression technologies may offer additional benefits, there is the trade-off ...

A Flurry of Activity in the Audio Codec World Is Increasing Coding Efficiency But Could Confuse Some Broadcasters Just as broadcasters were beginning to understand MPEG-2 Audio Layer II and Layer III, ...

ERLANGEN, Germany--(BUSINESS WIRE)--Fraunhofer IIS, primary developer of the MPEG-H Audio standard, today announced that Analog Devices, Inc. is offering certified decoder implementations supporting ...

An ordinance from the Ministry of Internal Affairs and Communications (MIC) was issued in 2011 on revision of the audio coding formats of 8K Super Hi-Vision (8K) broadcasting using 22.2 multichannel ...

An Internet streaming group on Tuesday endorsed a licensing plan for MPEG-4 audio compression, sidestepping controversy that has erupted around a highly anticipated sister video technology put forward ...

Current TV Sound Offers 5.1 Channels In current TV broadcasts, audio is transmitted to the home using either Dolby’s AC-3 codec in countries using the ATSC standard, or MPEG's Advanced Audio Coding ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. ALEXANDRIA, VA.—When we discuss video compression such as MPEG-2 and H.264, most of us tend to ...

Broadcast audio has of course come a long way since the early days of television. Standardisation of broadcast audio quality began as early as 1941 when the NTSC (National Television System Committee) ...