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Mobile Phone`s Audio Interface of Skyjacking Power and Bandwidth


Christopher Rajkumar , saveetha school of engineering; christopher rajkumar, saveetha school of engineering; Prathipa, saveetha school of engineering


Skyjacking Power, Bandwidth, iPhone.


We endow the digital mobile phone with an analog interface that can parasitically power external peripherals and transfer data to and from them using the existing headset interface. Our design delivers several milliwatts at 3 V to a load and offers a bidirectional com-munications channel at a data rate of 300 bps. We demonstrate a simple oscilloscope application using this new functionality.

Other Details

Paper ID: IJSRDV2I5361
Published in: Volume : 2, Issue : 5
Publication Date: 01/08/2014
Page(s): 830-833

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