Broadcasting systems with fibre optic transmission lines

Details Broadcasting systems with fibre optic transmission lines Broadcasting systems with fibre optic transmission lines

1976-03-12

1979-01-16

Murray, Richard

Facsimile and static presentation processing

Static presentation processing

Attribute control

325308, 250199, H04N 718, H04B 900

Patent

active

041352025

ABSTRACT:
A wired broadcasting system is provided in which a signal path between a central station and at least some of a plurality of subscribers includes an optical fibre extending between an electro-optical transducer and a photo-sensitive detector. The optical fibre may extend over the whole length of the transmission path between the central station and each of the plurality of subscribers, or the optical fibre may extend between the central station and a distribution point from which signals may be conveyed to a group of subscribers over conductive paths, or an optical fibre may be arranged to extend between each of the plurality of subscribers and a programme selector located at a programme exchange.

REFERENCES:
patent: 1981999 (1934-11-01), French
patent: 2100348 (1937-11-01), Nicholson
patent: 2506672 (1950-05-01), Kell et al.
patent: 2651715 (1953-09-01), Hines
patent: 3244809 (1966-04-01), Fuller et al.
patent: 3751670 (1973-08-01), Grodner et al.
patent: 3845293 (1974-10-01), Borner

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