Battery packs and charging thereof

There is disclosed a battery charging device for charging a battery pack having a battery cell, the battery pack being capable of storing information for a maximum charging current and a maximum charging voltage of the battery cell and communicating the information with the battery charging device....

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NAGANO, NAOKI, KOYAMA, TOSHIO
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	There is disclosed a battery charging device for charging a battery pack having a battery cell, the battery pack being capable of storing information for a maximum charging current and a maximum charging voltage of the battery cell and communicating the information with the battery charging device. The device includes a communication means for receiving the information indicative of the maximum charging current and the information indicative of the maximum charging voltage of the battery cell which is transmitted from the battery pack, and a control means for controlling charging current and voltage upon charging so as not to exceed the maximum charging current and the maximum charging voltage of the battery cell. Further disclosed are a method for charging a battery pack, and a battery pack capable of being mounted to various electronic apparatus.