Power supply controller

Electrical transmission or interconnection systems – Plural supply circuits or sources – Selective or optional sources

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307 18, 307 38, 307125, 359137, 359121, H02J 100

Patent

active

056545924

ABSTRACT:
The power supply unit (1) of an optical fibre telecommunications network distribution point is provided with a power supply controller. The power supply unit (1) is connected to a plurality of power supply lines in the premises of a plurality of customers. A controller (6) controls the supply of power from the power supply lines to the power supply unit of the distribution point.

REFERENCES:
patent: 4451773 (1984-05-01), Papathomas et al.
patent: 5214527 (1993-05-01), Chang et al.
patent: 5262680 (1993-11-01), Hu
Fisher, "Powering Active Nodes in Active Loops", International Conference on Communications--Conference Record (CAT. No. 91CH2984-3), vol. 2, 23 Jun. 1991, Denver, CO, USA, pp. 929-935.
Weintrob, "Power Applications for Non-Central Office Applications in the United States--a Tutorial", INTELEC 91--Thriteenth International Telecommunications Energy Conference (91CH2970-2) 5 Nov. 1991, Kyoto, Japan, pp. 65-69.
Kuwata, "Power Supplies for Fiber Optic Subscriber Systems", INTELEC 91--Thirteenth International Telecommunications Energy Conference (91CH2970-2) 5 Nov. 1991, Kyoto, Japan, pp. 314-321.

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