Patent ID: 8200196
Filing Date: 2012-06-12
Classification: H04L,H04M

Abstract:
1. A method of providing multimedia ring back for a voice-call, comprising: in response to an indication that a caller issued an invitation for a callee to join a voice-call with said caller, and wherein at least one of said caller and said callee is subscribed to a multimedia ring-back (MMRB) for voice-call (VC) service, enabling receipt by an MMRB for VC system of session establishment messages from said caller and from said callee; in response to receipt by said MMRB for VC system of an indication that said callee has accepted said invitation and acceptance of said voice-call is pending, sending a request for adapting said caller's media specification to a media-specification that is compatible with a multimedia-content communication for an ongoing voice-call establishment process, thereby enabling said multimedia-content communication with said caller during at least a portion of said ongoing voice-call establishment process, wherein in response to said indication that said callee has accepted said invitation and acceptance of said voice-call is pending, sending a provisional media response message with said media specification that is compatible with voice communication, wherein said request for adapting said caller's media specification is triggered by an indication that said caller has acknowledged said provisional media response message, wherein said indication that said callee has accepted said invitation and acceptance of said voice-call is pending corresponds to a provisional response Ringing message; and wherein said method further comprises suspending said provisional response Ringing message from reaching said caller and instead sending said provisional media response message.