Start up charging control

Details Start up charging control Start up charging control

1999-08-11

2000-08-08

Tso, Edward H.

Electricity: battery or capacitor charging or discharging

Battery or cell charging

With thermal condition detection

H01M 1046

Patent

active

061006726

ABSTRACT:
A start up charger and a method of providing an initial charge for a significantly depleted battery of a cellular phone is described in which the temperature of the battery is sensed and compared to a predetermined limit and further the battery condition is sensed and compared to preset conditions. If the battery temperature exceeds the temperature limit or the battery does not meet the preset conditions, the charging cycle is disabled.

REFERENCES:
patent: 5446364 (1995-08-01), Naskali
patent: 5625274 (1997-04-01), Naskali
patent: 5648711 (1997-07-01), Hakkarainen
patent: 5705915 (1998-01-01), Douglas et al.
patent: 5760568 (1998-06-01), Naskali
patent: 5821735 (1998-10-01), Scharff

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