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Speaker-module-connectable-to-an-earphone-jack-of-mobile-phone-and-method-for-using-same

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Speaker module connectable to an earphone jack of mobile phone and method for using same

Details

Inventors: Lee, Dong-Il;
Assignee: SK Teletech Co. Ltd. (Seoul, KR)
Primary Examiner: Anderson; Matthew
Assistant Examiner: Dao; Minh
Attorney, Agent or Firm: Morgan & Finnegan LLP

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.

DETAILED DESCRIPTION The present invention, conceived to solve the aforementioned problems, aims to provide a speaker module, which is of low price and can easily be installed, as an auxiliary device and a method for using same.
Another objective of the present invention is to provide an easily installable handsfree device for mobile phones.
In order to achieve the above objectives, the present invention provides a speaker module directly connectable to an earphone jack of a mobile phone, comprising a microphone capable of converting voice signals into electrical signals, a speaker capable of converting electrical signals into voice signals, an amplifier capable of amplifying electrical signals, and a plug for connecting with an earphone jack terminal of the mobile phone.
The plug may also comprise a terminal for sensing whether a speaker module is connected to an earphone jack terminal of the mobile phone.

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