| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 08/04/2009 | US7571235 Computer telephone integration over a network |
| 08/04/2009 | US7570754 System and method for routing calls in a telecommunications network |
| 08/04/2009 | US7570750 AMA access over local audit analysis (AAOLA) |
| 08/04/2009 | US7570743 Method and apparatus for surveillance of voice over internet protocol communications |
| 08/04/2009 | US7570633 Screening inbound calls in a packet-based communications network |
| 08/04/2009 | US7570632 System and method for providing alternate routing in a network |
| 08/04/2009 | CA2416959C System and method for unified messaging in inter/intranet telephony |
| 08/04/2009 | CA2399715C Methods and systems for creating, distributing and executing multimedia telecommunications applications over circuit and packet switched networks |
| 08/04/2009 | CA2396939C Method for providing and processing locality information in switched networks |
| 07/30/2009 | WO2009092437A1 Completion of fax and analog data call |
| 07/29/2009 | EP1396113B1 Method and system allowing lawful interception of connections such as voice-over-internet-protocol calls |
| 07/29/2009 | EP1192811B1 Call set-up control in an intelligent network by conditional initiation of more than one controlling service |
| 07/29/2009 | EP1104644A4 Common access platform |
| 07/29/2009 | CN101494700A Method for providing business to circuit domain user by server, server and system |
| 07/29/2009 | CN101494699A VOIP access gateway and method for using DSP resource |
| 07/29/2009 | CN101494698A Telephony system |
| 07/29/2009 | CN101494697A Load equilibrium method and apparatus employing double-blade server |
| 07/29/2009 | CN101494696A Methods and system for fast session establishment between equipment using H.324 and related telecommunications protocols |
| 07/29/2009 | CN101494622A Preferred modalities or channels for identifying and establishing communications |
| 07/29/2009 | CN100521681C Coding of data in data package |
| 07/29/2009 | CN100521631C System and method for generating ringbace tone |
| 07/28/2009 | US7567673 Common key sharing method and wireless communication terminal in ad hoc network |
| 07/28/2009 | US7567576 Method and apparatus for throttling audio packets according to gateway processing capacity |
| 07/28/2009 | US7567574 Intelligent network and method for providing voice telephony over ATM and private address translation |
| 07/28/2009 | US7567554 Providing telephony services using proxies |
| 07/28/2009 | US7567552 Registering an IP phone with an IP phone switch |
| 07/28/2009 | US7567548 Method to reduce the distortion in a voice transmission over data networks |
| 07/28/2009 | US7567524 Method and system for providing communication control functionality at a remotely located site using a distributed feature architecture |
| 07/23/2009 | WO2009089723A1 A method, system and device of selecting call mediation node by soft switch device |
| 07/22/2009 | EP2081331A1 Mobile communication system, wireless controller, and extension transmitting/receiving server device selecting method |
| 07/22/2009 | EP0870238B1 Message storage and delivery system |
| 07/22/2009 | CN101489319A System and method for controlling a wireless packet switched voice call |
| 07/22/2009 | CN101489005A Method, system and device for VoIP number allocation |
| 07/22/2009 | CN101489004A Remote diagnosis method and system for VoIP terminal |
| 07/22/2009 | CN101489003A System and method for implementing voice call forwarding through data network |
| 07/22/2009 | CN101489002A Terminal-to-terminal communication connection control method using IP transfer network |
| 07/22/2009 | CN100518344C Multi-service generation system supporting application program interface |
| 07/22/2009 | CN100518227C Telephone outlet with packet telephony adapter, and a network using same |
| 07/21/2009 | US7564961 Telephone port allocation method |
| 07/21/2009 | US7564953 System and method for end-to-end communications tracing |
| 07/21/2009 | US7564870 Methods and systems for providing database node access control functionality in a communications network routing node |
| 07/21/2009 | US7564840 Voice over data telecommunications network architecture |
| 07/21/2009 | US7564836 Internet telephone apparatus, adapter and server for internet telephone communication, internet telephone system, and control method |
| 07/21/2009 | US7564833 Electronic loop provisioning |
| 07/21/2009 | CA2490430C Method and apparatus for automatically building conversational systems |
| 07/16/2009 | WO2009088326A1 Improved local switching in a cellular system |
| 07/16/2009 | WO2009086632A1 Network connection using an electro-optical media converter with integrated switch |
| 07/16/2009 | US20090180605 Method for protecting incoming calls in coloring ring back tone service |
| 07/16/2009 | US20090180604 Methods, Systems, and Products for Redirecting Calls |
| 07/16/2009 | CA2711390A1 System and apparatus for providing a high quality of service network connection via plastic optical fiber |
| 07/15/2009 | EP2078403A1 A method and arrangement for enabling multimedia communication with a private network |
| 07/15/2009 | EP1332586B1 Channel structure of a radio communication system |
| 07/15/2009 | EP1114560B1 A system of telecommunication |
| 07/15/2009 | CN101483703A Number receiving method based on media gateway control protocol |
| 07/15/2009 | CN101483702A Call pickup method and system based on soft switch |
| 07/15/2009 | CN101483588A Gateway and edge device using verified QoS transmission information |
| 07/15/2009 | CN100515140C Inter-site call routing and roaming support |
| 07/15/2009 | CN100515103C Speech communication system and method based on mobile telephone speech encoding and decoding system |
| 07/14/2009 | US7561884 System and method for automated tracking of assets using location measurements and ad-hoc routing algorithms |
| 07/14/2009 | US7561682 Method and apparatus for an integrated call log and protocol mapping |
| 07/14/2009 | US7561564 IP telephone |
| 07/14/2009 | US7561563 Communication path setting method and communication path setting system |
| 07/14/2009 | US7561538 Concentrator for speech telephones and method of communication over LAN using same |
| 07/09/2009 | US20090175434 Universal linking gateway between telephonic devices |
| 07/09/2009 | US20090175427 Intelligent switching system for voice and data |
| 07/09/2009 | US20090175265 Message Routing in the IP Multimedia Subsystem |
| 07/08/2009 | EP1797704B1 A method and apparatus for multimedia communication |
| 07/08/2009 | CN101480035A Method for providing an emergency call service for Voip subscribers |
| 07/08/2009 | CN101480034A Home gateway supporting voice communications |
| 07/08/2009 | CN101478621A Encoding and decoding negotiation method for ciphered voice call, communication system and device |
| 07/08/2009 | CN101478620A Method and system, soft switch and gateway for call processing |
| 07/08/2009 | CN101478619A Method, system and node device for implementing multi-path voice mixing |
| 07/08/2009 | CN101478618A External line state detection method for external switching center |
| 07/08/2009 | CN101478617A Method, system, household gateway and USB wireless device for implementing VOIP voice |
| 07/08/2009 | CN101478616A Instant voice communication method |
| 07/08/2009 | CN101478615A Link processing method, apparatus and system |
| 07/08/2009 | CN100512359C Terminal to teminal communication connecting control method using IP transport network |
| 07/08/2009 | CN100512239C System and method for providing transparency in delivering private network features |
| 07/08/2009 | CN100512232C System and method for copying and transmitting telephone talking |
| 07/08/2009 | CN100512166C Enhanced IP phone operation |
| 07/08/2009 | CN100512097C Message changing device and IP telephone device |
| 07/07/2009 | US7558871 Data stream association with call through employment of identifier within message associated with the call |
| 07/07/2009 | US7558385 Impedance adapter for a high-bandwidth transmission channel of a copper-wired terminal system |
| 07/07/2009 | CA2288356C Method and apparatus for completing telephone calls between subnetworks |
| 07/02/2009 | WO2009081334A1 Call forwarding phone call between a public switched network and an internet protocol network |
| 07/02/2009 | WO2009080959A1 Management of a communication in a heterogeneous network |
| 07/02/2009 | WO2009026325A3 Systems and methods for locating contact information and for establishing a communication session among end-points |
| 07/02/2009 | US20090168988 Implementing feature interactions between an ain-based service and a switch-based forwarding service |
| 07/01/2009 | EP2075951A1 A method, system and apparatus for implementing call service |
| 07/01/2009 | EP2074811A2 Media terminal adapter (mta) local ringback option |
| 07/01/2009 | EP2074810A2 System and method for joining a conference call or multimedia conference |
| 07/01/2009 | EP2074794A1 Ims device reconfiguration |
| 07/01/2009 | EP1829350A4 Multi-level hosted inbound administration platform for a packet-switched telephony system |
| 07/01/2009 | CN101473638A Media terminal adapter (MTA) initialization process display by use of an embedded caller name and caller identification |
| 07/01/2009 | CN101472020A Method, device and system for implementing network telephone business |
| 07/01/2009 | CN101472019A Method, system and device for mutually communicating outband DTMF signaling |
| 07/01/2009 | CN101472018A Communication system |
| 07/01/2009 | CN100508545C Mobile communication network system and method for providing communication service |
| 07/01/2009 | CN100508542C Method for configuring No. Seven signaling data |
| 07/01/2009 | CN100508526C Method for transmitting communication data in a communication system |