Charger

Details Charger Charger

2007-05-07

2009-12-15

Tso, Edward (Department: 2858)

Electricity: battery or capacitor charging or discharging

Battery or cell charging

With detection of current or voltage amplitude

C320S102000, C320S107000, C320S108000, C320S109000, C379S067100, C455S404100

Reexamination Certificate

active

07633270

ABSTRACT:
A charger for charging a second battery is provided. The charger includes a charging circuit, a charging interface, the charger further comprise an audio interface, a switch and a sound output device. The switch used for connecting an audio interface to a charging circuit or a sound output device. When the sound output device connects to the audio interface, the sound output device plays the audio signals outputted by the audio player via the audio interface; when the charging circuit connected to the audio interface, the audio player output energy to the electronic device via the charging circuit and the charging interface, thereby charging the electronic device.

REFERENCES:
patent: 5479479 (1995-12-01), Braitberg et al.
patent: 2003/0042868 (2003-03-01), Muramatsu
patent: 2005/0116684 (2005-06-01), Kim

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