Charge or discharge circuit

Details Charge or discharge circuit Charge or discharge circuit

1999-02-17

2000-02-08

Wong, Peter S.

Electricity: battery or capacitor charging or discharging

Battery or cell discharging

With charging

320137, 320162, H02J 714, H02J 700

Patent

active

060231491

ABSTRACT:
A feedback circuit for passing uniformly constant current relative to cha storing devices is disclosed. An open circuit is disposed between two terminals in a feedback loop and these terminals are interconnected through the charge storing devices to close the open circuit, when the uniformly constant current is to-flow for the purpose of either charging or discharging such devices. The feedback loop is included in a voltage regulator which in the preferred embodiments, is comprised only of an operational amplifier and a resistance.

REFERENCES:
patent: 3805145 (1974-04-01), Gordon
patent: 4302726 (1981-11-01), Shobbrook
patent: 4388582 (1983-06-01), Saar et al.
patent: 4390828 (1983-06-01), Converse et al.
patent: 4398139 (1983-08-01), Prinsze
patent: 4924169 (1990-05-01), Shifflet et al.
patent: 5856737 (1999-01-01), Miller et al.
patent: 5905361 (1999-05-01), Saeki et al.

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