Electronic battery module (EBM) with bidirectional DC-DC converter
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United States of America Patent
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Issued Date -
Nov 23, 2006
app pub date -
May 23, 2005
filing date -
May 23, 2005
priority date (Note) -
Abandoned
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Abstract
A telecommunication switching station includes telecommunication equipment, a DC power supply having an output connected to the telecommunication equipment, and a plurality of rechargeable DC power supplies connected in parallel with the output of the DC power supply. Each DC power supply includes a pair of power supply terminals, a rechargeable battery, and a bidirectional DC-DC converter module connected between the rechargeable battery and the pair of power supply terminals. The DC power supply provides power to the telecommunication equipment and recharges the plurality of rechargeable DC power supplies. The plurality of rechargeable DC power supplies serve as a back-up for the DC power supply.
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