| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 10/14/2008 | US7436938 Method of providing 911 service |
| 10/14/2008 | US7436846 Network device architecture and associated methods |
| 10/14/2008 | US7436835 Forced bearer routing for packet-mode interception |
| 10/14/2008 | US7436822 Method and apparatus for the estimation of total transmission delay by statistical analysis of conversational behavior |
| 10/14/2008 | US7436818 Packet switched network voice communication |
| 10/14/2008 | US7436812 System for oderwire modulation |
| 10/14/2008 | CA2338189C Method and apparatus for data communication |
| 10/09/2008 | WO2008121347A2 System and method for gateway call routing |
| 10/09/2008 | WO2008119820A1 Telecommunication nodes of sigtran network remaining active in an isolated received state for only receiving traffic related to pre-established or self-initiated sessions |
| 10/09/2008 | WO2008119272A1 A method, terminal and system for implementing video binding in a voice communication network |
| 10/09/2008 | WO2008119271A1 A method and an apparatus for initiating voip call |
| 10/09/2008 | WO2008042300A8 Identifying a voicemail and synchronizing a voicemail with a call log |
| 10/09/2008 | WO2006062854A3 System and method for routing calls |
| 10/09/2008 | US20080247537 Reducing interference in DSL service from broadband over powerline signals |
| 10/09/2008 | US20080247532 Method and System for Representing Quantitative Properties in a Computer Program and for Validating Dimensional Integrity of Mathematical Expressions |
| 10/09/2008 | US20080247524 Method and System for Providing Computer-Network Related Information About a Calling Party |
| 10/08/2008 | EP1652339B1 A method for the statistical estimation of the traffic dispersion in telecommunication network |
| 10/08/2008 | EP1305936B1 Device and method for call diversion in telecommunication networks |
| 10/08/2008 | EP1142287B1 Communications network and method for directly routing calls to mobile subscribers using an internet protocol network |
| 10/08/2008 | CN101282433A Viewing information distribution system, television reception apparatus, and information processing apparatus |
| 10/08/2008 | CN101282388A Telephone system and gateway device |
| 10/08/2008 | CN101282387A IP traffic platform system and safety auditing method for uploading voice documents |
| 10/08/2008 | CN101282386A Method for forwarding synchronous mixed audio of VOIP server terminal |
| 10/08/2008 | CN101282385A System and method for enlarging function of network communication equipment |
| 10/08/2008 | CN101282382A Construction of website charge service platform based on VOIP technique and method thereof |
| 10/08/2008 | CN101282374A Network telephone and fixed telephone integrated machine |
| 10/08/2008 | CN101282308A Voicemail interface system and method |
| 10/07/2008 | US7433954 Providing telephony services in a communications network |
| 10/07/2008 | US7433690 Conversion of voice-over-IP media control messaging into mobile control channel signaling using a voice-over IP gateway |
| 10/07/2008 | US7433459 Methods and apparatus for providing telephone support for internet sales |
| 10/07/2008 | US7433457 Personalized assistance system and method |
| 10/07/2008 | US7433454 Method for displaying calling party information in network telephone system, and network telephone system, gateway apparatus, and information terminal |
| 10/07/2008 | US7432950 Videoconference system |
| 10/07/2008 | CA2439086C Ip based service architecture |
| 10/07/2008 | CA2365165C Key telephone system, key telephone, interface unit, and transmission scheme determination method |
| 10/03/2008 | CA2623064A1 Telephone system and gateway device |
| 10/02/2008 | WO2008098215A3 Systems and methods for providing enhanced telephone services |
| 10/02/2008 | WO2007111682A3 Using pstn to communicate ip addresses for point-to-point text, voice, video, or data communication |
| 10/02/2008 | WO2005002068A3 Methods and systems for detecting and preventing signaling connection control part (sccp) looping |
| 10/02/2008 | US20080240410 Systems and method for orthogonal frequency divisional multiplexing |
| 10/02/2008 | US20080240400 Telephone call processing method and apparatus |
| 10/02/2008 | US20080240399 Systems and Methods for Recording Resource Association in a Recording Environment |
| 10/02/2008 | US20080240214 Systems and method for orthogonal frequency divisional multiplexing |
| 10/01/2008 | EP1974536A1 Computer telephony system |
| 10/01/2008 | EP1649677B1 Methods and devices for evaluating transmission times and for processing a voice signal received in a terminal connected to a packet network |
| 10/01/2008 | EP1476820A4 Method and apparatus for network problem segment isolation |
| 10/01/2008 | CN101278569A Method and system for routing and handling calls using personal rules |
| 10/01/2008 | CN101278536A Technique for switching interconnection circuit and grouping commutative field |
| 10/01/2008 | CN101277347A Control system and control method for user side traffic |
| 10/01/2008 | CN101277345A Method and apparatus for switching call |
| 10/01/2008 | CN101277344A Telephone exchange apparatus and telephone system |
| 10/01/2008 | CN101277343A Method, terminal and system for implementing video binding in voice communication network |
| 10/01/2008 | CN101277342A Method, apparatus and system for implementing fork service |
| 10/01/2008 | CN101277327A Double-mode communication equipment and drive method thereof |
| 10/01/2008 | CN101277295A Method for transmitting data of communication system |
| 10/01/2008 | CN101277267A Communication system and method |
| 10/01/2008 | CN101277199A Automatic disposition built-in IP-PBX as well as communication method thereof |
| 10/01/2008 | CN100423516C Communicating tone information in a network |
| 10/01/2008 | CN100423496C Method for verifying telephone call back information for return calls which are initiated via internet |
| 09/30/2008 | US7430423 Wireline telephony instrument for wirelessly receiving and displaying data messages |
| 09/30/2008 | US7430283 Internet access to telecommunications relay service |
| 09/25/2008 | WO2008115100A1 A method and apparatus for notifying clients in a communication network. |
| 09/25/2008 | WO2008094460A3 Analog telephone adapter for voip with configurable port utilization |
| 09/25/2008 | WO2007095379A3 Methods, systems, and computer program products for selectively processing or redirecting signaling connection control part (sccp) messages |
| 09/25/2008 | US20080232574 Flexible Communication Systems and Methods |
| 09/25/2008 | US20080232573 User-Programmable Call Progress Tone Detection |
| 09/25/2008 | US20080232356 Internet protocol compliant private branch electronic exchange and a method for redundantly configuring terminal interfaces |
| 09/25/2008 | US20080232350 Computer-Telephony Integration |
| 09/24/2008 | CN101273617A Device and method for the recognition of call numbers for voice-over-IP telephony |
| 09/24/2008 | CN101273615A VOIP emergency call handling |
| 09/24/2008 | CN101273609A Telephone call processing method and apparatus |
| 09/24/2008 | CN101272609A Management method of IP telephone scheduling group in radio communication system |
| 09/24/2008 | CN101272540A Method of providing a voIP connection |
| 09/24/2008 | CN101272426A Session initiation protocol trunk gateway apparatus |
| 09/24/2008 | CN101272383A Real-time audio data transmission method |
| 09/24/2008 | CN101272227A Authorization indication method and device |
| 09/23/2008 | US7428303 Customer communication service system |
| 09/23/2008 | US7428234 Voice-over-IP hybrid digital loop carrier |
| 09/23/2008 | US7428233 IP voice call surveillance through use of non-dedicated IP phone with signal alert provided to indicate content of incoming call prior to an answer as being a monitored call |
| 09/23/2008 | US7428223 Method for background noise reduction and performance improvement in voice conferencing over packetized networks |
| 09/18/2008 | WO2008110723A2 Method for optimising the routing of communications between a plurality of telephony domains |
| 09/18/2008 | WO2008110220A1 Establishment of connections over a communication network to a participant of a meeting without said participant's telephone number being known |
| 09/18/2008 | US20080228972 Systems and methods for multiple mode voice and data communications using intelligenty bridged TDM and packet buses |
| 09/18/2008 | US20080228736 System and method for creating and accessing outgoing telephone call log |
| 09/18/2008 | US20080226057 Method and apparatus for placing a long distance call based on a virtual phone number |
| 09/18/2008 | US20080226056 Methods, Systems, and Products for Providing Telephony Services |
| 09/18/2008 | US20080226054 Efficient communication through networks |
| 09/18/2008 | US20080225832 Multi-protocol telecommunications routing optimization |
| 09/18/2008 | US20080225692 Systems and method for orthogonal frequency divisional multiplexing |
| 09/18/2008 | US20080225691 Systems and method for orthogonal frequency divisional multiplexing |
| 09/18/2008 | US20080225690 Systems and method for orthogonal frequency divisional multiplexing |
| 09/18/2008 | DE112006002896T5 System und Verfahren zur Weiterleitung von Informationen System and method for transmission of information |
| 09/17/2008 | EP1969826A1 Telecommunications services apparatus and methods |
| 09/17/2008 | EP1969825A1 Method and network unit for setting up a connection in a second network |
| 09/17/2008 | EP1969804A1 Routing calls in telecommunications networks |
| 09/17/2008 | EP1969480A1 Method and apparatus for reliable and efficient content-based routing and query and response in a publish-subscribe network |
| 09/17/2008 | CN201118861Y Integrated router switch for phone and computer |
| 09/17/2008 | CN201118716Y A device for realizing mutual communication of phones via webpage |
| 09/17/2008 | CN201118715Y Multi-function optical network unit |
| 09/17/2008 | CN201118711Y Integrated voice resource processing board card |