[fre] L'article analyse l'impact des nouveaux modèles de normalisation, tels ceux mis en œuvre dans Internet, sur l'évolution des réseaux traditionnels de télécommunication. Il montre d'abord comment Internet résulte d'une approche cognitive différente de la transmission de données;...

In the primary context of the USA, the authors discuss technological possibilities compatible with present equipment, which offer some limited improvements in audio broadcasting. They then analyse more radical possibilities which may greatly increase the number of audio delivery channels....

The article is an extensive review of the literature covering the history of telecommunications, primarily the telephone and telegraph. Much of the history itself is discussed in the process, including the politics of inventions, monopolies and anti-trust pressures, and industry interaction with...