Electricity: battery or capacitor charging or discharging – Battery or cell charging – With thermal condition detection
Patent
1997-09-15
1999-10-26
Tso, Edward H.
Electricity: battery or capacitor charging or discharging
Battery or cell charging
With thermal condition detection
320164, H01M 1046
Patent
active
059734809
ABSTRACT:
A battery charger having a battery charger converter, which converter consists of a battery voltage detector for detecting the voltage of a secondary battery and a differential amplifier disposed between the battery voltage detector and an A/D converter. This battery charger is capable of reliably detecting when any battery has become fully charged, including inactive batteries such as batteries that are still warm from recently being discharged and batteries that have been inactive for a long period of time.
REFERENCES:
patent: 4746852 (1988-05-01), Martin
patent: 4998057 (1991-03-01), Shinohara et al.
patent: 5365160 (1994-11-01), Leppo et al.
Ishimaru Kenrou
Mizoguchi Toshio
Takano Nobuhiro
Hitachi Koki Co,. Ltd.
Tso Edward H.
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