System for video call processing

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8619759
APP PUB NO 20080309753A1
SERIAL NO

11763814

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Abstract

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A system for video call processing is disclosed. A system that incorporates teachings of the present disclosure may include, for example, a first communication device having a controller element to establish by way of a PSTN port of the first communication device a Public Switched Telephone Network communication session with a second communication device, submit by way of a broadband port of the first communication device a first Session Initiation Protocol (SIP) message to determine whether the second communication device has video capability, receive a second SIP message indicating the second communication device is video capable, present a notice indicating the second communication device is video capable, receive a request to establish video communications with the second communication device, and submit a third SIP message to establish a video communication session with the second communication device. Additional embodiments are disclosed.

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Patent Owner(s)

Patent OwnerAddress
AT&T KNOWLEDGE VENTURES L P645 E PLUMB LANE RENO NV 89502

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Karnalkar, Anup Allen, US 9 70
Mikan, Jeffrey Atlanta, US 167 2156
Robbins, William S Sun Prairie, US 34 168

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