DC Robbins - US Patent 9,191,521, 2015 - Google Patents
A method that includes receiving a first call request from a second user to a first user, establishing a first dialog between a network element and the first user, establishing a …
DC Robbins - US Patent 8,130,639, 2012 - Google Patents
A system and method may include receiving a connection request including announcement information, the announcement information being associated with a distinctive …
S Long, H Jin - US Patent App. 12/765,682, 2010 - Google Patents
US20100202447A1 - Call Transfer Method, System and Device - Google Patents US20100202447A1 - Call Transfer Method, System and Device - Google Patents Call …
N Watanabe - US Patent 9,668,292, 2017 - Google Patents
A UE is a mobile station that communicates with a CSCF server. The UE includes a network IF and a mobile network service control unit. By using an IMS signaling bearer established …
DC Robbins - US Patent 8,462,772, 2013 - Google Patents
A method and system of an embodiment of the present invention may involve receiving an incoming call from a calling party for one or more members of a group; transmitting an invite …
E Chevrier, JP Mercuriali - US Patent App. 10/950,728, 2006 - Google Patents
The invention proposes a bidirectional interchange of infor mation between a telephony station and a PROXY to inter change signaling protocol messages 103, 105-108, 110. This …
JK Kota, R Vemulapalli, MJ Lu - US Patent 8,301,782, 2012 - Google Patents
Gateway apparatus for facilitating communications using a stateful protocol (eg, SIP or SIP/SIMPLE protocol). The gateway apparatus includes a plurality of gateway devices and a …
DC Robbins - US Patent 8,165,280, 2012 - Google Patents
(57) ABSTRACT A method and system of an embodiment of the present inven tion may include sending an override signal to a first user wherein the first user is having a first dialog …