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Multimedia broadcasting, broadcast services for cell phone and other users and modified sim card and related means for enabling such broadcast reception

  • US 20040209649A1
  • Filed: 06/02/2004
  • Published: 10/21/2004
  • Est. Priority Date: 05/04/2000
  • Status: Active Grant
First Claim
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1. A computerized radiotelephone receiver (20) capable of telephone communication on a cellular radiotelephone system, the radiotelephone receiver (20) comprising a removable electronic accessory device (34) encoded with a machine-readable electronic key, optionally a telephone number, and having the ability to receive a broadcast transmission from a cellular phone system transmitter-receiver (10), characterized in that the cellular radiotelephone system provides broadcast transmissions of large data files intended for simultaneous reception by all enabled receivers of the broadcast transmission in that the radiotelephone receiver (20) comprises a cell phone or a cellular-wireless-enabled computer (8, 9) capable of receiving large data files and in that the electronic key enables reception of the broadcast transmission without initializing with the radiotelephone system.

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