Speaker module connectable to an earphone jack of mobile...

Details Speaker module connectable to an earphone jack of mobile... Speaker module connectable to an earphone jack of mobile...

2006-11-14

2006-11-14

Anderson, Matthew (Department: 2618)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S557000, C455S569100, C455S572000, C455S573000, C381S300000, C381S302000, C381S091000

Reexamination Certificate

active

07136671

ABSTRACT:
The present invention provides a speaker module connectable to an earphone jack of a mobile phone and a method for using same. The speaker module comprises a microphone which converts voice signals into electrical signals, a speaker which converts electrical signals into acoustic signals, an amplifier which amplifies electrical signals, and a plug for connecting with the earphone jack of the mobile phone. Further, the plug can additionally comprise a terminal for sensing whether or not the speaker module is connected to the earphone jack terminal of the mobile phone.

REFERENCES:
patent: 5659887 (1997-08-01), Ooe
patent: 6058184 (2000-05-01), Frank
patent: 6108567 (2000-08-01), Hosonuma
patent: 6397087 (2002-05-01), Kim et al.

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