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Subscriber identity module (SIM) enabling advanced voice services (AVS) including Push-to-Talk, Push-to-Conference and Push-to-Message on wireless handsets and networks

  • US 20050261016A1
  • Filed: 05/24/2005
  • Published: 11/24/2005
  • Est. Priority Date: 05/24/2002
  • Status: Active Grant
First Claim
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1. An apparatus for providing advanced voice services (AVS) in a wireless network, comprising:

  • a handset for communicating with the wireless network in order to provide the advanced voice services, wherein the handset includes a subscriber identity module (SIM) that stores logic and data for providing the advanced voice services on the handset.

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