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Multicarrier OFDM Transmission

  • US 20140029517A1
  • Filed: 10/01/2013
  • Published: 01/30/2014
  • Est. Priority Date: 06/04/2011
  • Status: Abandoned Application
First Claim
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1. A method for use by a base station, the method comprising:

  • transmitting to a wireless device a first message comprising a content descriptor originated from an application server over a first plurality of subcarriers of a first carrier in a plurality of configured carriers, said content descriptor describing content residing on a content server in a communication network, wherein there is no guard band between any two subcarriers in said first plurality of subcarriers;

    receiving from said wireless device a second message destined for said application server, said second message requesting said content;

    transmitting a first plurality of content packets to said wireless device over a second plurality of subcarriers of said first carrier, wherein there is no guard band between any two subcarriers in said second plurality of subcarriers, said first plurality of content packets comprising a first portion of said content originating from said content server; and

    transmitting an activation command originating from said base station, said activation command configured to cause the activation of at least one additional carrier in said plurality of configured carriers in said wireless device; and

    transmitting a second plurality of content packets to said wireless device over a third plurality of subcarriers of said first carrier and at least one of said at least one additional carrier, wherein there is at least one guard band between at least two subcarriers in said third plurality of subcarriers, said second plurality of content packets comprising a second portion of said content.

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