Patents
Sitemap › H04 - Electric communication technique › H04M - Telephonic communication › H04M 7 - Arrangements for interconnection between switching centres
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
10/2012
10/31/2012EP2517450A2 Method and apparatus for optimizing customer service across multiple channels
10/31/2012CN102761672A Method, system and device for realizing speech communication in webpage server
10/31/2012CN102761468A Method and system for adaptive adjustment of voice jitter buffer
10/31/2012CN101582832B Method for dynamically processing VoIP jitter buffer area
10/30/2012US8300803 Cooperative MIMO for alien noise cancellation (COMAC) for upstream VDSL systems
10/30/2012US8300795 Method and apparatus for providing access and egress uniform resource identifiers for routing
10/30/2012US8300794 Communication control method, communication system and communication controller
10/26/2012WO2012145466A1 System and method for computer based collaboration initiated via a voice call
10/26/2012CA2832496A1 System and method for computer based collaboration initiated via a voice call
10/25/2012US20120269331 Media Relay Service
10/25/2012US20120269187 Methods, Apparatus and Computer Program Products for Associating Local Telephone Numbers with Emergency Phone Calls in a Packet Switched Telephone Systems
10/25/2012US20120269186 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
10/24/2012EP2515515A1 Method of connecting a conventional telephone to the internet via a gateway
10/24/2012CN202503668U Converged communication system with combination of multiple SSID technology
10/24/2012CN202503578U Embedded voice exchange system
10/24/2012CN102752467A Method, device and system for calling
10/24/2012CN102752466A Intelligent phone notification system in converged communication
10/24/2012CN101346634B System and method for a gatekeeper in a communications network
10/24/2012CN101132451B Voice communication system
10/23/2012USRE43760 Adjusting connection bandwidth in a data network
10/23/2012US8296160 System and method for integrated customer management
10/23/2012US8295467 System for and method of re-using public domain identifications
10/23/2012US8295273 Standard telephone equipment (STE) based deployable secure communication system
10/23/2012US8295272 Methods and systems for presence-based telephony communications
10/23/2012US8295270 Internet telephony system for enabling internet telephone access from traditional telephone interface
10/23/2012US8295208 Method and system for providing communication control functionality at a remotely located site using a distributed feature architecture
10/18/2012WO2012140163A1 Authorising a user to participate in a conference conducted over a communication network
10/18/2012US20120263172 Method and system for routing and security for telephone calls over a packet-switched network
10/17/2012EP2510662A1 Establishing a communication session
10/17/2012CN102739885A System and method for switching between PSTN call and VOIP call
10/17/2012CN102739884A Dialing method and gateway equipment
10/17/2012CN102739878A Method for acquiring calling information under soft switching architecture and next generation network (NGN) system
10/17/2012CN102739503A Processing method of VoIP (voice over internet protocol) de-jitter buffer
10/17/2012CN101800911B Method and system for realizing local exchange
10/17/2012CN101741711B Fabric switch card independent from MCH and Micro Telecommunications Computing Architecture system
10/17/2012CN101227528B Information communicating name's card system based on Internet platform and operating method thereof
10/16/2012US8290433 Method and system for securing transactions made through a mobile communication device
10/16/2012US8290138 Systems, methods, apparatus and computer program products for sharing resources between turret systems and PBXS using SIP
10/16/2012US8290137 System and method for using exception routing tables in an internet based telephone call routing system
10/16/2012US8289974 Clearinghouse server for internet telephony and multimedia communications
10/16/2012US8289973 System and method for indicating classification of a communications flow
10/16/2012US8289956 Communicating tone information in a network
10/16/2012US8289951 Communications gateway with messaging communications interface
10/10/2012EP2509282A2 Terminal-to-terminal communication connection control method using IP transfer network
10/10/2012EP2509281A2 Terminal-to-terminal communication connection control method using IP transfer network
10/10/2012CN202488596U Network communication system based on set top box
10/10/2012CN102726008A Method for searching for routes in a data transmission network
10/10/2012CN102724371A Voice gateway and method for establishing call through same
10/10/2012CN102724214A Calling device and method and device for establishing conversation based on instant messaging (IM) client-side
10/10/2012CN102724203A Internet protocol (IP) call dialing method for intelligent terminal
10/10/2012CN102055648B Communication online building method and communication device thereof
10/10/2012CN101707658B Method for realizing voice service in domestic information machine
10/10/2012CN101658022B Establishment of connections over a communication network to a participant of a meeting without said participant's telephone number being known
10/10/2012CN101523845B System and method for adjusting codec speed in a transmission path during call set-up due to reduced transmission performance
10/10/2012CN101416479B Customised playback telephony services
10/09/2012US8286190 System and method for providing user input information to multiple independent concurrent applications
10/09/2012US8285854 System and method for establishing and maintaining a voice over internet protocol connection between wireless devices
10/09/2012US8284923 Bridging messages to release enterprise ports
10/09/2012US8284922 Methods and systems for changing a communication quality of a communication session based on a meaning of speech data
10/09/2012US8284921 Method for dispersing the transmission of mass notifications
10/09/2012US8284916 Conference-call participant-information processing
10/09/2012US8284911 Method for call forwarding without hairpinning and with split billing
10/09/2012US8284763 Voice over internet protocol gateway and a method for controlling the same
10/04/2012WO2012129864A1 Method and system for expressing value-added service flow in the form of scripts
10/04/2012US20120252473 Method for performing gate coordination on a per-call basis
10/04/2012US20120250842 Method for Accessing Service Resource Items That are For Use in a Telecommunications System
10/04/2012US20120250677 Telephone emergency response systems and methods
10/04/2012US20120249723 Systems and methods for multiple mode voice and data communications using intelligenty bridged TDM and packet buses and methods for performing telephony and data functions using the same
10/03/2012EP2506545A1 Authorizing a called party to access a calling party's application data.
10/03/2012EP2504972A1 Method and node for routing a call which has services provided by a first and second networks
10/03/2012CN202475699U Building intercommunication device about network voice protocol and public switched telephone network
10/03/2012CN202475698U Building intercommunication device about network voice protocol
10/03/2012CN202475572U Tandem exchange terminal machine with serial network
10/03/2012CN202475571U A star-network-containing tandem exchange terminal machine
10/03/2012CN202475570U Call and internet service terminal based on 3G (third-generation) network
10/03/2012CN102714681A Methods and apparatus for providing messaging using voicemail
10/03/2012CN102714658A Call control entity for a communication network
10/03/2012CN102710875A Method and device for using network telephone service system through common telephone
10/03/2012CN101668034B Method for recognizing two voice flows of Skype in real time
10/03/2012CN101635692B Method, intercommunication gateway, access point and system for processing local area network data
10/03/2012CN101405989B Method and apparatus for limiting VPNv4 prefixes per VPN in an inter-autonomous system environment
10/03/2012CN101237624B Communication device with network multimedia playing function
10/02/2012USRE43706 Fallback function telecommunications device
10/02/2012US8280028 System and method for indicating call priority
10/02/2012US8280023 Communication conference system, voice changing device, and signal converting adaptor
10/02/2012US8280013 System, method and software for a speech-enabled call routing application using an action-object matrix
09/2012
09/27/2012WO2012126310A1 Method and device for processing double tone multi-frequency
09/27/2012US20120246043 Systems and methods for retrieving and modifying data records for rating and billing purposes
09/26/2012EP2503761A1 Mobile communication system
09/26/2012EP2502433A2 Communication management feature
09/26/2012EP2502383A2 Internet protocol multimedia subsystem voice-video mail service over a home network
09/26/2012CN202455424U Wire and wireless integrated dispatching system
09/26/2012CN202455390U Device for transmitting IP (internet protocol) secure voice based on PSTN (public switched telephone network) access
09/26/2012CN1984201B Voice services system and method
09/26/2012CN102694934A Communication method and device
09/26/2012CN102694767A Communication terminal supporting inter-protocol network telephone intercommunicating and method thereof
09/26/2012CN101888454B Calling method and device of network telephone
09/26/2012CN101729397B Method for controlling promotion and degradation of service quality
09/26/2012CN101631118B Identity authentication method, device and system
09/26/2012CN101272383B Real-time audio data transmission method
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