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Breitband-Informationsübertragung m (up to 400 MHz, to accommodate: interactive communication: - videophone, picture mail, video-conferencing, - telefax, telecopying, file transfer, LANs, teleaction etc.; retrieval: - films, demand copying, broadband videotex, documents, CAD, CAM, - training, instruction, medical etc; accessing: - cabletext, full-channel teletext etc; distribution: - pay television, HDTV, data, cable news information etc.) |