| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 07/19/2011 | US7983200 Apparatus and method for packet-based media communications |
| 07/19/2011 | US7983141 Synchronized multipoint-to-point communication using orthogonal frequency division |
| 07/19/2011 | US7983028 Assembly structure of a display device |
| 07/14/2011 | WO2011083385A2 Lawful call interception support |
| 07/14/2011 | CA2790516A1 Lawful call interception support |
| 07/13/2011 | EP2342685A2 Method and system for communicating between mobile users of a social network system |
| 07/13/2011 | CN201898557U Integrated access device for network and IP (Internet Protocol) phone |
| 07/13/2011 | CN102123215A Voice transmission method, system and device |
| 07/13/2011 | CN102123214A Control device and method of three-network integrated phone |
| 07/13/2011 | CN102123213A Videophone multimedia intelligent communication system |
| 07/13/2011 | CN102123139A Portable multifunctional multimedia terminal system |
| 07/13/2011 | CN102123083A Intelligent application network |
| 07/13/2011 | CN101600127B Tandem exchange and method thereof for supporting private branch exchange group of end office |
| 07/13/2011 | CN101478620B Method and system, soft switch and gateway for call processing |
| 07/13/2011 | CN101459742B Method for establishing MODEM call in NGN system |
| 07/13/2011 | CN101420637B Method for large call traffic test using session initial protocol caller |
| 07/13/2011 | CN101127742B A method for access gateway to network phone sources |
| 07/13/2011 | CN101123652B Dialing access control method for private network, next-generation network and call control device |
| 07/12/2011 | US7979064 Methods and systems for providing application level presence information in wireless communication |
| 07/12/2011 | US7978843 Call processing system |
| 07/12/2011 | US7978842 Method and system for managing bandwidth in communication networks |
| 07/12/2011 | US7978838 Conference endpoint instructing conference bridge to mute participants |
| 07/12/2011 | US7978836 Methods, systems, and products providing advanced intelligent services |
| 07/12/2011 | CA2477712C Webcasting with just-in-time resource provisioning, automated signal acquisition and streaming, and fully-automated event archival |
| 07/12/2011 | CA2394311C Dual network system and method for online authentication or authorization |
| 07/07/2011 | US20110164744 Pbx call management |
| 07/07/2011 | US20110164743 Intelligent services network using a switch controller |
| 07/07/2011 | US20110164611 Automated attendant multimedia session |
| 07/07/2011 | US20110163848 Telephone connection control method and telephone connection control system |
| 07/06/2011 | EP2341747A1 Base station device, gateway device, call connecting method, and wireless communication system |
| 07/06/2011 | EP1751965B1 Method and System for establishing conference calls using user lists |
| 07/06/2011 | CN201893844U Call center system based on internet protocol-private branch exchange (IP-PBX) |
| 07/06/2011 | CN201893842U Test system for detecting voice over internet phone (VOIP) device |
| 07/06/2011 | CN1685691B Method for transmitting calling controls parameter between media gateway controllers |
| 07/06/2011 | CN102118854A Method for tracking and sharing information on mobile phones |
| 07/06/2011 | CN102118529A Line connection method and device |
| 07/06/2011 | CN102118528A Device and method for separating long reach Ethernet (LRE) voice |
| 07/06/2011 | CN102118527A Voice over Internet phone (VoIP) equipment management system capable of traversing private networks and method thereof |
| 07/06/2011 | CN102118526A VoIP (Voice over Internet Protocol) media communication method based on SIP (Session Initiation Protocol) |
| 07/06/2011 | CN102118525A Mine broadcasting telephone system based on VoIP (Voice over Internet Phone) |
| 07/06/2011 | CN102118524A Communication method and communication device of data network transmission |
| 07/06/2011 | CN102118522A Auxiliary state display system for voice-frequency telephone conference |
| 07/06/2011 | CN102118519A Method and system for realizing telephone dialing in session initiation protocol integrated access device (SIP IAD) and device |
| 07/06/2011 | CN102118517A Method for automatically testing integrated access devices of VoIP |
| 07/06/2011 | CN102118363A VoIP (Voice over Internet Protocol) system with proxy mechanism and communication method thereof |
| 07/06/2011 | CN102118359A Session initiation protocol (SIP)-based media message transmission method |
| 07/06/2011 | CN101335753B Information security processing method and apparatus |
| 07/06/2011 | CN101212449B Method for normal operation of IP extension telephone under FW/NAT multiple-port mapping condition |
| 07/06/2011 | CN101127537B Multi-jump voice transmission method based on Bluetooth technology |
| 07/06/2011 | CN101047718B System, method and server for implementing media consultation |
| 07/05/2011 | US7974397 Method and system for providing computer-network related information about a calling party |
| 07/05/2011 | US7974389 Method of providing 911 service to a private branch exchange |
| 07/05/2011 | US7974277 System and method for routing calls |
| 07/05/2011 | US7974276 System and method for providing advanced calling features to a packet network-based communication device and packet network employing the same |
| 06/30/2011 | WO2011077261A1 A method, a node, a system and an application to provide media content to a calling device |
| 06/30/2011 | US20110158396 System for and method of re-using public domain identifications |
| 06/30/2011 | US20110158158 Satellite Telephony |
| 06/30/2011 | DE102005020098B4 Verfahren und System zum Zuweisen von Teilnehmeridentifizierungsdaten zu Netzwerkübertragungsereignissen und Computerprogrammprodukt Method and system for assigning subscriber identification data for network transmission events, and computer program product |
| 06/29/2011 | EP2339780A1 Routing signaling messages through networks |
| 06/29/2011 | EP1476820B1 Method and apparatus for network problem segment isolation |
| 06/29/2011 | EP1402713B1 Telephone outlet with packet telephony adapter, and a network using same |
| 06/29/2011 | CN102111514A VoIP recording system and recording method |
| 06/29/2011 | CN102111510A Key-press server, computing device, media router, calling method and system |
| 06/29/2011 | CN102111459A Call maintenance method and device in active/standby switching of IP voice equipment |
| 06/29/2011 | CN102111415A Interactive network voice response system with embedded VoIP and implementation method thereof |
| 06/29/2011 | CN101547263B Telecom value-added service server based on XML script and realizing method thereof |
| 06/29/2011 | CN101489005B Method, system and device for VoIP number allocation |
| 06/29/2011 | CN101156197B Method and apparatus for multimodal voice and web services |
| 06/28/2011 | US7970933 Ad hoc network, node, routing control method and routing control program |
| 06/28/2011 | US7970368 Wired cellular telephone system |
| 06/28/2011 | US7970124 Adaptive gain control based on echo canceller performance information |
| 06/28/2011 | US7970118 User-defined priority call router |
| 06/28/2011 | US7970110 Voice over IP method for developing interactive voice response system |
| 06/28/2011 | US7969967 Number portability for an IMS network |
| 06/28/2011 | US7969911 Hierarchical communication system providing intelligent data, program and processing migration |
| 06/23/2011 | US20110150196 Telephone number mapping |
| 06/23/2011 | US20110149864 System and method of exchanging identification information for mobile stations |
| 06/22/2011 | EP2337389A1 Communication system and communication control method |
| 06/22/2011 | EP1730883B1 Integrated cellular voip for call rerouting |
| 06/22/2011 | EP1593250B1 Conversational bearer negotiation |
| 06/22/2011 | EP1051832B1 Call centre |
| 06/22/2011 | CN201878292U Internet protocol (IP) hostless visual intercom device |
| 06/22/2011 | CN201878240U Standby device for internet phone gateway |
| 06/22/2011 | CN201878180U Integrated access device (IAD) |
| 06/22/2011 | CN201878175U Marine phone and local area network comprehensive digital system |
| 06/22/2011 | CN102104518A Hybrid Pastry network for voice over Internet protocol (VoIP) service |
| 06/22/2011 | CN101600028B Communication processing device and method thereof |
| 06/22/2011 | CN101557297B Internet-based open telecommunication service generation system and method thereof |
| 06/22/2011 | CN101489003B System and method for implementing voice call forwarding through data network |
| 06/22/2011 | CN101304605B Method for implementing reanswer call |
| 06/22/2011 | CN101237613B Call desk server and night service method |
| 06/21/2011 | US7965832 Connection manager for integrating legacy telephony environments and IP networks |
| 06/21/2011 | US7965831 Telephone control device, telephone control method, telephone control program, telephone terminal, telephone calling method, telephone calling program and telephone control system |
| 06/21/2011 | US7965830 Network element and method of mapping address information |
| 06/21/2011 | US7965742 Methods and apparatus for enhancing wireless data network telephony including a personal router in a client |
| 06/21/2011 | CA2364979C Interworking of dissimilar packet networks for telephony communications |
| 06/16/2011 | WO2011069559A1 Establishing a communication session |
| 06/16/2011 | US20110142224 Call classification and forwarding |
| 06/16/2011 | US20110141907 Networked computer telephony system driven by web-based applications |
| 06/15/2011 | EP2334067A1 Method for including a video image in a voice communication between a first user entity and a second user entity, application server, media server and user entity for realizing such a method |