Modernité mondiale et identités

Les identités multiples d'Emile Meyerson.

Digital Radio Mondiale

Digital Radio Mondiale is a system which promises to re-invigorate the use of the broadcasting bands below 30 MHz. It offers a dramatic improvement in audio quality, not only improving the audio bandwidth and signal-to-noise ratio, but also countering the effects of selective fading and audible interference from other stations. It is also designed to support various features that will make rece...

Digital Radio Mondiale (drm)

The DRM system, and the primary audio coding used, have been described in previous articles of EBU Technical Review [2][3]. The system specification has been published by both ETSI {TS 101 980 V1.1.1 (200109)} and the IEC (PAS 62272-1) and is the subject of an ITU recommendation, BS1514. There is also a new draft ITU recommendation, BS1514-1, which includes minimum signal strength and protectio...

Digital Radio Mondiale ( DRM ) DIGITAL RADIO MONDIALE DRM LOCAL COVERAGE USING THE 26 MHz BROADCASTING BAND

This document reports on a carefully designed set of fixed and mobile reception tests in Mexico City on the DRM (Digital Radio Mondiale) system at a frequency in the uppermost shortwave broadcasting band – around 26 MHz – for local broadcasting. The testing was done during July 2005. These were not operational tests; that is, neither the transmitter antenna, nor antenna location, nor transmitte...

World Health Organization Organisation Mondiale

The proposed plan consists of three parts: (1) a programme for the promotion of community water fluoridation and other approved methods for the prevention of dental caries; (2) a plan for coordinated study and research into the etiology and prevention of dental caries and related problems; and (3) a plan for an information gathering and dissemination system which is expected to link the prevent...