Electricity: battery or capacitor charging or discharging – Serially connected batteries or cells – With discharge of cells or batteries
Patent
1995-09-13
1997-09-02
Wong, Peter S.
Electricity: battery or capacitor charging or discharging
Serially connected batteries or cells
With discharge of cells or batteries
320 32, 320 48, H01M 1044, H02T 700
Patent
active
056636296
ABSTRACT:
A secondary battery is charged to a full charge state without overcharging. A current detection circuit detects a charging current state supplied to the battery to control the turn-on and the turn-off of a switch in accordance with an output of the current detection circuit to control the application of the charging current to the battery.
REFERENCES:
patent: 5237259 (1993-08-01), Sanpei
patent: 5274321 (1993-12-01), Matsuda
patent: 5298850 (1994-03-01), Matsui
patent: 5460901 (1995-10-01), Syrjala
Canon Kabushiki Kaisha
Law Patrick B.
Wong Peter S.
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