Methods and apparatus to provide a network-based caller identification service in a voice over internet protocol network

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United States of America Patent

PATENT NO 9065905
APP PUB NO 20130155909A1
SERIAL NO

13769721

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Abstract

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Methods and apparatus to provide a network-based caller identification (CID) service in a voice over Internet protocol (VoIP) network are disclosed. An example method comprises receiving a session initiation protocol (SIP) communication session initiation request message comprising an early-media indicator, disabling a ringtone generator, sending a SIP ringing message containing a session descriptor in response to the early-media indicator, receiving a ringtone based on the session descriptor, and presenting the ringtone to alert a user of a requested communication session.

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Patent Owner(s)

  • AT&T INTELLECTUAL PROPERTY I, L.P.;AT&T KNOWLEDGE VENTURES, L.P.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jackson, James Austin, US 198 2735
Yasrebi, Mehrad Austin, US 162 3285

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