| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 09/30/2009 | CN101547268A Digital voice transmission system based on LAN |
| 09/30/2009 | CN101547267A Network telephone communication integrating system and method |
| 09/30/2009 | CN101547266A Method and system for providing intelligent service and gateway |
| 09/30/2009 | CN101547263A Telecom value-added service server based on XML script and realizing method thereof |
| 09/30/2009 | CN101547259A VoIP test method based on analog data flow |
| 09/30/2009 | CN101547258A IP Telephone Device |
| 09/30/2009 | CN101547222A Method for transmitting SIP request history information in VoIp Network |
| 09/30/2009 | CN101547217A Method, system and apparatus of managing context |
| 09/30/2009 | CN101547208A Session enciphering method and voice terminal |
| 09/30/2009 | CN101547152A Telephone system, associated exchange, and transmission control method |
| 09/30/2009 | CN100546319C Supporting enhanced media communications |
| 09/29/2009 | US7596390 Cellular phone |
| 09/29/2009 | US7596215 System and method for teleconference pass code security at a telecommunications switch |
| 09/29/2009 | US7596131 Advanced voice communication feature transparency in a telecommunications network |
| 09/29/2009 | US7596129 Home gateway systems and methods to establish communication sessions |
| 09/29/2009 | US7596081 Method and system for training sequences |
| 09/24/2009 | US20090240826 Using RTCP Statistics For Media System Control |
| 09/24/2009 | US20090238358 Communicating information pertaining to cancelling of forked call requests |
| 09/24/2009 | US20090238319 Modular, portable data processing terminal for use in a radio frequency communication network |
| 09/24/2009 | US20090238177 Internet protocol telephony voice/video message deposit and retrieval |
| 09/24/2009 | US20090238175 SYSTEM AND METHOD FOR VOICE OVER INTERNET PROTOCOL (VoIP) AND FACSIMILE OVER INTERNET PROTOCOL (FoIP) CALLING OVER THE INTERNET |
| 09/24/2009 | US20090238065 System and method for contention based tones in a multipoint-to-point orthogonal frequency division multiplexing system |
| 09/23/2009 | EP2103100A1 Efficient ctc encoders and methods |
| 09/23/2009 | EP2103099A2 Mixed conference gateway |
| 09/23/2009 | EP2103039A1 Auxiliary peripheral for alerting a computer of an incoming call |
| 09/23/2009 | EP1665229B1 Speech synthesis |
| 09/23/2009 | EP1157532B1 Unified directory for caller id and electronic mail addresses |
| 09/23/2009 | CN201315624Y Integrated access device with built-in backup battery |
| 09/23/2009 | CN101543117A Handoff of dual mode mobile device between an IP network and a PLMN |
| 09/23/2009 | CN101541035A Mobile communication system |
| 09/23/2009 | CN101540807A System and method for realizing mobile-fixed convergence home business based on IMS network |
| 09/23/2009 | CN101540806A Information processing apparatus, data sharing method, and data sharing program |
| 09/23/2009 | CN101540805A Method, device and system for inquiring and calling telephone based on network |
| 09/23/2009 | CN101540758A Method, device and system for inhibiting waste service |
| 09/23/2009 | CN100544390C A method and system for data pushing |
| 09/23/2009 | CN100544385C Virtual interaction queuing using internet protocols |
| 09/22/2009 | US7593419 Method for controlling a connection in a packet-oriented communication network and arrangements for implementing said method |
| 09/17/2009 | WO2009112891A1 Dtmf tone monitoring apparatus and method of identifying a dtmf tone |
| 09/17/2009 | US20090232132 Common mobility management protocol for multimedia applications, systems and services |
| 09/16/2009 | EP2100397A1 Audio conferencing utilizing packets with unencrypted power level information |
| 09/16/2009 | CN101534359A Gateway router and priority control for emergency call in ip telephony system |
| 09/16/2009 | CN101534358A Network session system with stereophonic effect |
| 09/16/2009 | CN101534355A Call-center system |
| 09/16/2009 | CN101534354A Call-center system |
| 09/16/2009 | CN101534353A Wireless network vocal quality measuring method and terminal thereof |
| 09/16/2009 | CN101534312A A click dialing proxy call method based on initial session protocol |
| 09/16/2009 | CN100542161C Translation of identifiers in a packet network |
| 09/15/2009 | US7590689 Associating multi-lingual audio recordings with objects in Internet presentation |
| 09/15/2009 | US7590538 Voice recognition system for navigating on the internet |
| 09/15/2009 | US7590407 Method and device for carrying out security procedures involving mobile stations in hybrid cellular telecommunication systems |
| 09/15/2009 | US7590231 Supporting enhanced media communications in communications conferences |
| 09/15/2009 | US7590223 Telephone emergency response systems and methods |
| 09/15/2009 | US7590143 System and method for voice over IP |
| 09/15/2009 | US7590122 Method and apparatus for session control |
| 09/15/2009 | US7590103 Adaptor serving for both mobile phone unit and private IP phone unit |
| 09/15/2009 | US7590055 High availability broadband connections through switching from wireline to diverse wireless network |
| 09/15/2009 | CA2454504C Establishing a collect call through a packet based network |
| 09/15/2009 | CA2331144C Simple supplementary service protocol (sssp) |
| 09/10/2009 | US20090225977 Methods and Systems for Routing Messages Through a Communications Network Based on Message Content |
| 09/10/2009 | US20090225959 Voice-activated geographically based telephone routing system and method |
| 09/10/2009 | US20090225818 Systems and method for orthogonal frequency divisional multiplexing |
| 09/10/2009 | US20090225748 Networked Computer Telephony System Driven By Web-Based Applications |
| 09/09/2009 | EP2099253A1 Method for voice activity detection controlling and controlling device thereof |
| 09/09/2009 | EP2098052A1 Method, arrangement, node and artictle for enhancing delivery capacity in a telecommunications network by transcoding traffic into requested quality of service (qos) |
| 09/09/2009 | EP1238524B9 Method for signaling an incoming call |
| 09/09/2009 | EP1186144A4 Network telephony appliance and system for inter/intranet telephony |
| 09/09/2009 | CN101527893A Method, equipment and system for voice communication |
| 09/09/2009 | CN101527757A Telephone device |
| 09/09/2009 | CN100539577C Transfer of information in a communication network with a verified QOS |
| 09/08/2009 | US7587757 Surveillance implementation in managed VOP networks |
| 09/08/2009 | US7587214 Method and apparatus for interactive participation at a live entertainment event |
| 09/08/2009 | US7587036 Tandem access controller within the public switched telephone network |
| 09/08/2009 | US7587028 Method and apparatus for generating and playing diagnostic messages indicative of MTA provisioning status |
| 09/08/2009 | US7586938 Methods and systems for self-describing multicasting of multimedia presentations |
| 09/08/2009 | US7586908 Systems and methods for multiple mode voice and data communications using intelligenty bridged TDM and packet buses and methods for performing telephony and data functions using the same |
| 09/08/2009 | US7586907 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 09/08/2009 | US7586902 Methods, apparatus and computer program products for associating local telephone numbers with emergency phone calls in a packet switched telephone system |
| 09/08/2009 | US7586900 Internet protocol-private branch exchange for providing internet messenger function and internet terminal for use therewith |
| 09/08/2009 | US7586885 VoIP wireless telephone system and method utilizing wireless LAN |
| 09/08/2009 | US7586861 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 09/08/2009 | US7586859 Method and apparatus for anticipating and planning communication-center resources based on evaluation of events waiting in a communication center master queue |
| 09/08/2009 | US7586857 Fast network SIP/SDP procedures for conference operations upon request from end user with optimization of network resources |
| 09/08/2009 | US7586852 Devices, software and methods for measuring packet loss burstiness to determine quality of voice data transmission through a network |
| 09/08/2009 | CA2347282C Mobile communication system and alternative network gateway unit for processing a call |
| 09/08/2009 | CA2339038C Telephone with handwriting recognition |
| 09/03/2009 | WO2009108651A1 A method and apparatus for allowing non-ip based networks to interact with iptv-based systems |
| 09/03/2009 | WO2009086632A9 Network connection using an electro-optical media converter with integrated switch |
| 09/03/2009 | US20090222457 Xml based transaction detail records |
| 09/03/2009 | US20090219925 Internet protocol telephony voice/video message deposit and retrieval |
| 09/03/2009 | US20090219923 Method and Apparatus for Accessing Communication Data Relevant to a Target Entity Identified by a Number String |
| 09/02/2009 | EP2096838A1 Interactive system for synchronized multimedia communication on the web |
| 09/02/2009 | EP2096837A1 Provision of group services in a telecommunications network |
| 09/02/2009 | EP2096824A1 Method and apparatus for S.I.P./H.323 interworking |
| 09/02/2009 | EP1794988B1 Initiating internet protocol (ip) communications in an ip communication system based on databases of contact information |
| 09/02/2009 | EP1779618A4 COMPLEMENTARY VoIP SERVICE |
| 09/02/2009 | EP1368741A4 System and method for identifying and establishing preferred modalities or channels for communications based on participants' preferences and contexts |
| 09/02/2009 | CN101523841A IMS device reconfiguration |
| 09/02/2009 | CN101521948A Method, system and user terminal for establishing VoIP calling |
| 09/02/2009 | CN101521706A Exchange system and server apparatus |
| 09/02/2009 | CN101521700A Communication connection establishing method |