| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 08/10/2011 | CN102148911A Method and device for implementing voice management service |
| 08/10/2011 | CN102148910A Office software and enterprise private branch exchange (PBX) combined operation system and method |
| 08/10/2011 | CN102148766A Method for service interworking in PON (passive optical network) under three-layer function networking |
| 08/10/2011 | CN102148741A Method and system for reallocating loads as well as calling method and system |
| 08/10/2011 | CN101222477B Method, equipment and system for initiator and receiver cancelling call |
| 08/10/2011 | CN101217603B A device to transfer IP voice into TDM voice and corresponding snooping method |
| 08/10/2011 | CN101175120B Method and apparatus for identifying conversing pairs over a two-way speech medium |
| 08/09/2011 | USRE42601 Method and system for implementing a service in a telecommunication network |
| 08/09/2011 | US7996481 Outbound notification using customer profile information |
| 08/09/2011 | US7995987 Telephony terminal |
| 08/09/2011 | US7995740 Automatic call distribution system using computer network-based communication |
| 08/09/2011 | US7995739 Method and apparatus for enabling international toll free calls using peering arrangements |
| 08/09/2011 | US7995738 Method of managing a peering database in a telecommunications network |
| 08/09/2011 | US7995736 Local routing management in a telecommunications network |
| 08/09/2011 | US7995729 Local routing management in a telecommunications network |
| 08/09/2011 | US7995726 System and method for monitoring incoming communications to a telecommunications device |
| 08/09/2011 | US7995721 System and method for remote access to a telephone |
| 08/09/2011 | US7995719 Coordination of a voicemail response with calendar scheduling |
| 08/09/2011 | US7995611 Method and apparatus for dynamic VoIP phone protocol selection |
| 08/09/2011 | US7995589 Controlling voice communications over a data network |
| 08/09/2011 | US7995556 Gateway for using non-IP digital PBX telephone handsets with an IP call controller |
| 08/09/2011 | US7995516 Mobile wireless base station |
| 08/09/2011 | US7995454 Systems and method for orthogonal frequency divisional multiplexing |
| 08/09/2011 | US7992788 Method used by a communication device for use in a communication channel |
| 08/09/2011 | CA2387211C Communication system, and connection setting method and connection setting program of exchange and terminal |
| 08/04/2011 | WO2011094067A2 Responding to call control events using social network applications |
| 08/04/2011 | WO2011092007A1 Method and apparatus in which call signaling messages bypass in-transparent switching nodes or networks |
| 08/03/2011 | EP2352268A1 Method, equipment and system for carrying the point of sale (pos) data service over the ip network |
| 08/03/2011 | EP2351458A1 Conditional execution of commands |
| 08/03/2011 | EP2351340A1 Communication method using a digital image, and data transmission method |
| 08/03/2011 | CN1925678B Mobile communication terminal for checking VoIP service aptness and its checking method |
| 08/03/2011 | CN1647548B Service access and conferencing system and method in a telecommunications network |
| 08/03/2011 | CN102143292A Calling method and calling devices of virtual private network |
| 08/03/2011 | CN102143291A Call control method and exchange equipment |
| 08/03/2011 | CN102143290A Method and system for selecting transit node of voice over internet protocol service in peer-to-peer network |
| 08/03/2011 | CN102143278A Event reporting method and state information acquiring method and device of analog terminal |
| 08/03/2011 | CN102143180A Method and system for off-line publishing of internet voice frequency content with literal label |
| 08/03/2011 | CN102143153A Broadband service nesting method and device, and service application server |
| 08/03/2011 | CN102143139A Priority-based, dynamic optimization of utilized bandwidth |
| 08/03/2011 | CN101453453B Method and apparatus for implementing call holding |
| 08/03/2011 | CN101262655B A session method, system and device |
| 08/03/2011 | CN101087338B A common transmission method, system and device of LRE signals and phone signals |
| 08/02/2011 | USRE42590 Telephone line coupler |
| 08/02/2011 | US7991143 Rapid response to user input at a telecommunications terminal |
| 08/02/2011 | US7991142 Telephone exchange apparatus and telephone system |
| 08/02/2011 | US7991141 Method and apparatus for personal call routing request and handling |
| 08/02/2011 | US7991001 Packet-switched telephony call server |
| 08/02/2011 | US7990926 Conversion of voice-over-IP media control messaging into mobile control channel signaling using a voice-over IP gateway |
| 08/02/2011 | CA2473124C Method and arrangement for multimedia communication |
| 07/28/2011 | WO2011090565A1 Method and apparatus for determining a communication target and facilitating communications based on an object descriptor |
| 07/28/2011 | WO2011088897A1 Call control entity for a communication network |
| 07/28/2011 | US20110182418 Method for Implementing and Executing Communication Center Routing Strategies Represented in Extensible Markup Language |
| 07/28/2011 | US20110182417 Multi vendor npac administration peering |
| 07/28/2011 | US20110182281 Facilitating verification of call leg setup in third party call control systems |
| 07/28/2011 | US20110182168 Interaction between echo canceller and packet voice processing |
| 07/28/2011 | CA2785676A1 Method and apparatus for determining a communication target and facilitating communications based on an object descriptor |
| 07/27/2011 | EP2348698A1 Expedited media interconnection in third party call control |
| 07/27/2011 | EP2348662A1 Improved DTMF signalling between mobile and server |
| 07/27/2011 | EP2347630A1 Method for grouping terminations |
| 07/27/2011 | CN201910856U Integrated access device |
| 07/27/2011 | CN201910855U Telephone set with wireless network access point |
| 07/27/2011 | CN1685701B Method and apparatus for differential link bring-up for MoIP on the internet |
| 07/27/2011 | CN102137438A Method and device for allocating internet protocol (IP) network resources |
| 07/27/2011 | CN102137202A Public switched telephone network (PSTN) and Internet combined communication method |
| 07/27/2011 | CN102137201A Method, device and communication system for calling users of PBX (private branch exchange) |
| 07/27/2011 | CN102137198A Method for realizing private branch exchange service and gateway equipment |
| 07/27/2011 | CN102137103A Method for realizing trusted transmission of voice over internet phone (VoIP) media stream by expanding MIKEY protocol |
| 07/27/2011 | CN102137090A Method for logging in VOIP (Voice Over Internet Protocol) network and authentication server |
| 07/27/2011 | CN102137078A Control device of wireless network transmission multimedia streaming, communication system and method |
| 07/27/2011 | CN102137065A Communication method, terminals and system applied in multiple networks |
| 07/27/2011 | CN101645784B System and method for achieving business data multicast |
| 07/26/2011 | US7986770 Method and apparatus for obtaining telephone status over a network |
| 07/26/2011 | US7986684 Multi-mode endpoint in a communication network system and methods thereof |
| 07/26/2011 | CA2518963C System and method for interactive communications with an end-user |
| 07/21/2011 | WO2011088339A1 Methods and apparatus for providing messaging using voicemail |
| 07/21/2011 | WO2011086070A1 Control of mid-call announcements during local call local switch by in-band tones |
| 07/21/2011 | US20110178801 System and method for access to multimedia structures |
| 07/21/2011 | US20110176541 System, method and apparatus for supporting e911 emergency services in a data communications network |
| 07/21/2011 | US20110176540 Network Telephony System |
| 07/20/2011 | EP2346300A1 Communication system and communication control method |
| 07/20/2011 | EP2346293A1 Method and communication terminal for realizing voice service via wireless network |
| 07/20/2011 | EP2186310B1 Call transfer with multiple application servers in session initiation protocol-based network |
| 07/20/2011 | EP1460825B1 Exchange system and communication recording method |
| 07/20/2011 | CN201904840U Emergency phone dispatching information processing device |
| 07/20/2011 | CN201904837U Audio and video converting equipment |
| 07/20/2011 | CN102131305A Method and system for realizing voice service |
| 07/20/2011 | CN102131128A Processing method for using uniform account in switchboard service |
| 07/20/2011 | CN102131017A Access gateway and method for generating CDR (Call Detail Record) in real time |
| 07/20/2011 | CN102131013A Method, system and gateway for seamlessly setting up call by using voice over internet protocol (VoIP) technique |
| 07/20/2011 | CN102131005A Method, device and system for implementing hotline service in internet protocol (IP) network |
| 07/20/2011 | CN102130976A Method and system for accessing soft switch network at terminal as well as terminal |
| 07/20/2011 | CN102130921A Method and system for realizing two paths of voice communication based on webpage |
| 07/20/2011 | CN101478618B External line state detection method for external switching center |
| 07/20/2011 | CN101321140B Digital relay gateway and its implementing method |
| 07/20/2011 | CN101257539B Communicating architecture and operating method thereof |
| 07/20/2011 | CN101150580B A number receiving method in session initialization protocol |
| 07/20/2011 | CN101106612B A method and system for realizing self-switching disaster tolerance in NGN network |
| 07/19/2011 | US7983409 Geographical call routing for a non-emergency calling service |
| 07/19/2011 | US7983244 Interworking between domains of a communication network operated based on different switching principles |
| 07/19/2011 | US7983243 System and method for increasing call capacity for a wireless local area network |