Battery charger for cellular phone, having speaker

Details Battery charger for cellular phone, having speaker Battery charger for cellular phone, having speaker

2011-01-25

2011-01-25

Tso, Edward (Department: 2858)

Electricity: battery or capacitor charging or discharging

Cell or battery charger structure

For handheld device

C320S107000, C455S573000

Reissue Patent

active

RE042062

ABSTRACT:
A battery charger for a cellular phone, having a speaker includes an ear jack connected to an ear jack of the cellular phone, for transmitting a voice signal of the cellular phone to the battery charger, a voice amplifier for amplifying the voice signal from the ear jack, and a speaker for converting the voice signal output from the voice amplifier into voice. The battery charger for a cellular phone, having a speaker further includes a communication port connected to a communication port of the cellular phone when the cellular phone is inserted(connected) to the battery charger, for mutually transmitting the voice signal, and a selector for connecting either the communication port or the ear jack with the voice amplifier.

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patent: 6075999 (2000-06-01), Vilmi et al.
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patent: 6128185 (2000-10-01), Fuhs et al.
patent: 6226536 (2001-05-01), Miyashita
patent: 10-285254 (1998-10-01), None
patent: 10-285254 (1998-11-01), None
patent: 20-0171103 (1999-12-01), None

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