Patent ID: 8619759
Filing Date: 2013-12-31
Classification: H04N

Abstract:
1. A first communication device, comprising: a memory having computer instructions and a controller element coupled to the memory which when executing the computer instructions performs operations comprising: facilitating establishing by way of a public switched telephone network port of the first communication device a public switched telephone network communication session with a second communication device; submitting by way of a broadband port of the first communication device a first session initiation protocol message to a network management system for performing a device capability search of a database to determine whether the second communication device has video capability without the network management system obtaining capability information from the second communication device; receiving a second session initiation protocol message indicating the second communication device is video capable; presenting a notice indicating the second communication device is video capable, wherein the notice is presented by way of a user interface of the first communication device during the public switched telephone network communication session in response to receiving the second session initiation protocol message; receiving a request to establish video communications with the second communication device, wherein the request is received by way of user input detected by way of the user interface; submitting a third session initiation protocol message to establish a video internet protocol communication session with the second communication device; and terminating the public switched telephone network communication session responsive to the video communication session being established, wherein the video internet protocol communication session comprises an exchange of a video stream and an audio stream conforming to a real-time protocol, wherein the first session initiation protocol message comprises a public switched telephone network number used to establish the public switched telephone network communication session with the second communication device, and wherein the network management system comprises a server operating in an internet protocol multimedia subsystem that retrieves device information including the video capability associated with the second communication device from a home subscriber server of the internet protocol multimedia subsystem.