Media delivery platform

摘要

A method of delivering an audio and/or visual media file including, for example, one or more of full or partial master recordings of songs, musical compositions, ringtones, videos, films, television shows, personal recordings, animation and combinations thereof, over the air wirelessly, from one or more servers to an electronic device with or without an Internet connection, said method comprising transmitting and audio and/or visual media file in compressed format to said electronic device, and wherein the electronic device is effective to receive said audio and/or visual file and playback said audio and/or visual content on demand by a user.

主权项

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.