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Media delivery platform

  • US 8,908,567 B2
  • Filed: 03/31/2014
  • Issued: 12/09/2014
  • Est. Priority Date: 06/27/2001
  • Status: Expired due to Fees
First Claim
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1. A method of wirelessly delivering a compressed digital audio and/or visual file to a cell phone, the method comprising:

  • providing the compressed digital audio and/or visual file for access over the Internet, said compressed digital audio and/or visual file is provided with a website;

    receiving a request from the cell phone;

    optimizing the digital audio and/or visual file according to an optimization scheme;

    converting the digital audio and/or visual file to mono by summing of a left channel and a right channel if the digital audio and/or visual file is stereo and the cell phone is configured only for mono playback;

    normalizing an amplitude of the digital audio and/or visual file;

    converting the digital audio and/or visual file according to a selected sampling frequency;

    performing a pre-emphasis filtering on the digital audio and/or visual file;

    re-normalizing the digital audio and/or visual file; and

    transmitting the compressed digital audio and/or visual file to the cell phone using orthogonal frequency-division multiplex (OFDM) modulation over a cellular data connection based on the received request.

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  • 6 Assignments
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