| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 04/02/2008 | CN101155039A Device and method for automatic internet connection of network telephone |
| 04/02/2008 | CN100379235C Method and apparatus for exchange of information in communication network |
| 04/02/2008 | CN100379228C Net gate system and fault management method |
| 04/02/2008 | CN100379167C Control of echo cancellers in a telecommunications system |
| 04/01/2008 | US7353293 Method for making available features for alternative connections of primary connections |
| 04/01/2008 | US7353021 Network controller replacement of indication of one or more specific network connections usable by first network component in signaling message for second network component with wild card network connection information |
| 04/01/2008 | US7352856 Telephone applicable to PSTN and IP network and call connection control method |
| 04/01/2008 | US7352855 Method and system for providing a privacy management service |
| 04/01/2008 | US7352853 Automation of customer premises equipment provisioning in a telecommunications network |
| 04/01/2008 | US7352851 Exchange and computer readable medium storing exchange control program |
| 04/01/2008 | US7352779 System for multi-frame alignment |
| 04/01/2008 | US7352738 Method and device for transmitting information formed of a speech part and a data part |
| 04/01/2008 | US7352719 Method and mobile communication terminal for communicating voice message using packet-switched scheme |
| 04/01/2008 | US7352690 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system |
| 03/29/2008 | CA2602885A1 Telephone exchange system |
| 03/27/2008 | WO2008036097A1 Dynamic key exchange for call forking scenarios |
| 03/27/2008 | WO2008034450A1 Remote monitoring of phone calls |
| 03/27/2008 | WO2000069180A3 Systems and methods for advertising through a wireless device |
| 03/27/2008 | US20080077677 Method of transmitting electronic mail messages |
| 03/27/2008 | US20080075265 Bridging messages to release enterprise ports |
| 03/27/2008 | US20080075264 Integrated disparate intelligent peripherals |
| 03/27/2008 | US20080075263 Communication networks in which an application server and multiple directory numbers are used to provide internet protocol like features to time division multiplexed phone lines |
| 03/27/2008 | US20080075262 Branch Calling and Caller ID Based Call Routing Telephone Features |
| 03/27/2008 | US20080075261 Client controlled dynamic call forwarding |
| 03/27/2008 | US20080075260 Method and system for providing calling area information |
| 03/27/2008 | US20080075025 Intelligent network and method for providing voice telephony over atm and point-to-multipoint connectivity |
| 03/26/2008 | EP1902577A1 Device and a method allowing to successively use several terminal devices in a same voice communication |
| 03/26/2008 | EP1902572A2 Methods, systems, and computer program products for triggering sip nodes to include ss7 routing information in respone messages including information requested by ss7 nodes |
| 03/26/2008 | EP1402714A4 Methods and systems for collapsing signal transfer point (stp) infratructure in a signaling network |
| 03/26/2008 | EP1180286B1 Network interconnections |
| 03/26/2008 | CN101150798A Folding handheld device |
| 03/26/2008 | CN101150743A A realization method for wide domain group in next generation network |
| 03/26/2008 | CN101150628A A method for realizing beep prompt sound service in next generation network |
| 03/26/2008 | CN101150580A A number receiving method in session initialization protocol |
| 03/26/2008 | CN101150522A A method and voice server for configuring office route on voice server |
| 03/26/2008 | CN100377555C Mobility within packet-switched telephony network |
| 03/26/2008 | CN100377539C Method for establishing telephone communication, and communication network |
| 03/25/2008 | US7349352 Method for handling larger number of people per conference in voice conferencing over packetized networks |
| 03/20/2008 | WO2008032175A2 System and method for overload control in a next generation network |
| 03/20/2008 | WO2008031460A1 Telephony endpoint routing in an ip multimedia subsystem |
| 03/20/2008 | US20080071917 Method and Apparatus for Intelligent Routing of Instant Messaging Presence Protocol (IMPP) Events Among a Group of Customer Service Representatives |
| 03/20/2008 | US20080069332 Network element routing service |
| 03/20/2008 | US20080069090 Methods and apparatus for data communication |
| 03/20/2008 | US20080069084 Method and Telecommunication System for Initiating an Enhanced Communication Connection |
| 03/20/2008 | US20080069012 System and method for providing reservationless conferencing |
| 03/20/2008 | CA2662842A1 System and method for overload control in a next generation network |
| 03/19/2008 | EP1901537A1 General intellectual click-to-dial method and the software structure thereof |
| 03/19/2008 | EP1900185A2 Voice over internet protocol (voip) ready computer system and method |
| 03/19/2008 | EP1900173A1 Method, server device and a converting device for setting up a user data connection |
| 03/19/2008 | EP1900163A2 Efficient address caching for packet telephony services |
| 03/19/2008 | EP1362456B1 System and method for intercepting telecommunications |
| 03/19/2008 | EP1086565B1 Telephone exchange with integrated internet access servers |
| 03/19/2008 | CN201039279Y Data collector based on phone network |
| 03/19/2008 | CN201039275Y Multimedia playing, information query and IP communication integrator |
| 03/19/2008 | CN201039274Y Modular pluggable board multi-function VoIP gateway |
| 03/19/2008 | CN201039161Y Digital signal conversion device |
| 03/19/2008 | CN101146270A A PHS and WCDMA intercommunication system and its intercommunication method |
| 03/19/2008 | CN101146159A Voice switching method, device and system |
| 03/19/2008 | CN101146158A Network call system and its communication method |
| 03/19/2008 | CN101146157A System and method for using money-saving IP call for remote communication |
| 03/19/2008 | CN101146100A A realization method of SIP network phone based on transmission protocol SCTP and DCCP |
| 03/19/2008 | CN101146062A A gateway dialing method combining bridge forward |
| 03/18/2008 | US7346508 Information retrieving method and apparatus |
| 03/18/2008 | US7346157 System and method for efficient call management for directory assistance services |
| 03/18/2008 | US7346047 Method and apparatus for backhaul of telecommunications signaling protocols over packet-switching networks |
| 03/18/2008 | US7346042 Information distributing method, information distributing system, information distributing server, mobile communication network system and communication service providing method |
| 03/13/2008 | WO2008028814A1 Traversal of nat address translation equipment for signalling messages complying with the sip protocol |
| 03/13/2008 | US20080064392 Communication system |
| 03/13/2008 | US20080063177 System and method for determining telephone number blocks available for pooling donation |
| 03/13/2008 | US20080063164 AMA Access Over Local Audit Analysis (AAOLA) |
| 03/13/2008 | US20080063010 Systems and method for orthogonal frequency divisional multiplexing |
| 03/13/2008 | US20080062973 Voice internet transmission system |
| 03/13/2008 | US20080062972 Network Telephony Interface Systems Between Data Network Telephony and Plain Old Telephone Service |
| 03/13/2008 | US20080062971 Network Telephony Interface Systems Between Data Network Telephony and Plain Old Telephone Service |
| 03/13/2008 | CA2656412A1 System and method for adjusting codec speed in a transmission path during call set-up due to reduced transmission performance |
| 03/12/2008 | EP1898620A1 Integration of second generation mobile terminals in existing IP-Centrex solutions |
| 03/12/2008 | EP1898593A1 NAT address translation device traversal for signalling messages according to the SIP protocol |
| 03/12/2008 | EP1897357A1 Network emergency call taking system and method |
| 03/12/2008 | EP1897302A2 Methods, systems, and computer program products for using signaling system 7 (ss7) subsystem numbers to route messages to session initiation protocol (sip) nodes |
| 03/12/2008 | EP1897301A1 Bearer path optimization |
| 03/12/2008 | EP1436955B1 Method for controlling traffic in a virtual trunking process via a packet-oriented network |
| 03/12/2008 | EP1421754A4 Providing voice over internet protocol networks |
| 03/12/2008 | EP1249118B1 Method and apparatus for retrieving calling party information in a mobile communications system |
| 03/12/2008 | CN101141780A Method for implementing PHS mobile phone to communication through fixed telephone network |
| 03/12/2008 | CN101141543A Device and method for facsimile machine to transmit data through satellite |
| 03/12/2008 | CN101141533A Method and system for providing an acoustic signal with extended bandwidth |
| 03/12/2008 | CN101141532A Network telephone system and network telephone point-to-point online method |
| 03/12/2008 | CN101141524A Method of providing stationary tone in access equipment |
| 03/12/2008 | CN101141517A Method and system for implementing internet advertisement telephone |
| 03/12/2008 | CN101141507A Power-off escape method and apparatus |
| 03/12/2008 | CN101141273A Method of implementing session blind transferring service and conference service interaction |
| 03/12/2008 | CN101141272A Calling system and method thereof |
| 03/12/2008 | CN101141149A Bluetooth telephone gateway device and dialing process method |
| 03/12/2008 | CN100375489C Apparatus and method for realizing shielded called exchange equipment prompt sound |
| 03/12/2008 | CN100375481C Method and system for realizing inter communication of telecommunication business between isomerized networks |
| 03/11/2008 | US7343282 Method for transcoding audio signals, transcoder, network element, wireless communications network and communications system |
| 03/11/2008 | US7343153 Control of a multicall in a telecommunications system |
| 03/11/2008 | US7343009 System access modules for use with a telecommunications switch, a telephony server system and a method of enabling a communications session. |
| 03/11/2008 | US7343005 Method and apparatus for voice-over IP services triggered by off-hook event |
| 03/11/2008 | US7342920 Voice over internet protocol (VoIP) telephone apparatus and communications systems for carrying VoIP traffic |