Electronic battery module (EBM) with bidirectional DC-DC converter
First Claim
1. A telecommunication switching station, comprising:
- telecommunication equipment;
a DC power supply having an output connected to said telecommunication equipment; and
a plurality of rechargeable DC power supplies connected in parallel with said output of said DC power supply, each including;
a pair of power supply terminals;
a rechargeable battery; and
a bidirectional DC-DC converter module connected between said rechargeable battery and said pair of power supply terminals, wherein said DC power supply provides power to said telecommunication equipment and recharges said plurality of rechargeable DC power supplies and said plurality of rechargeable DC power supplies serve as a back-up for said DC power supply.
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Accused Products
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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Citations
18 Claims
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1. A telecommunication switching station, comprising:
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telecommunication equipment;
a DC power supply having an output connected to said telecommunication equipment; and
a plurality of rechargeable DC power supplies connected in parallel with said output of said DC power supply, each including;
a pair of power supply terminals;
a rechargeable battery; and
a bidirectional DC-DC converter module connected between said rechargeable battery and said pair of power supply terminals, wherein said DC power supply provides power to said telecommunication equipment and recharges said plurality of rechargeable DC power supplies and said plurality of rechargeable DC power supplies serve as a back-up for said DC power supply. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A rechargeable DC power supply, comprising:
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a housing including an interior, an exterior, and an integral heat sink including a heat absorbing surface formed in said interior and a heat dissipating surface formed in said exterior;
a rechargeable battery having battery terminals positioned in said interior;
power supply terminals positioned at said exterior of said housing; and
a first printed circuit board (PCB) assembly including a bidirectional DC-DC converter module connected between said battery terminals and said power supply terminals, said first PCB assembly being in coplanar contact with said heat absorbing surface. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. A rechargeable DC power supply system for providing power to a DC load, comprising:
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a plurality of rechargeable DC power supplies, each including;
a rechargeable battery;
a pair of power supply terminals;
a bidirectional DC-DC converter module connected between said rechargeable battery and said power supply terminals; and
a controller module receiving at least one signal indicative of a condition of said rechargeable battery and communicating an enable signal to said corresponding bidirectional DC-DC converter module in accordance with said condition; and
parallel connections between said power supply terminals of said plurality of rechargeable DC power supplies and said load, wherein one of said enable signals causes a respective one of said corresponding rechargeable DC power supplies to electrically connect and disconnect from said load. - View Dependent Claims (18)
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Specification