Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
06/2008
06/25/2008CN101207584A Method and system to automatically provide text exchange services
06/25/2008CN101207548A Processing method and entity of multi terminal sharing public identify
06/25/2008CN101207547A System and method for implementing intercommunication of public switched telephone network and IP network
06/25/2008CN101207459A Method and device of signal processing
06/24/2008US7391859 Method and system for providing enhanced call waiting
06/24/2008US7391856 Intelligent switching system for voice and data
06/24/2008US7391855 System and method for implementation of a called party prepayment plan
06/24/2008US7391765 Congestion control system for VoIP network
06/24/2008US7391763 Providing telephony services using proxies
06/24/2008US7391762 Call processing message converter and message converting method in internet protocol telephony exchange system
06/24/2008US7391712 Method and system for forward-looking tone allocation
06/24/2008US7391711 Method and system for adaptive modulation
06/24/2008US7391432 Videoconference system
06/19/2008US20080147435 Universal point of contact identifier system and method
06/19/2008US20080144791 Universal point of contact identifier system and method
06/18/2008EP1933533A2 Method for telephony and high speed data access on a broadband access network
06/18/2008EP1932330A2 Temporary enum gateway
06/18/2008EP1932082A2 Network routing
06/18/2008EP1692853B1 Multimedia conference system
06/18/2008EP1690358A4 Enhanced telecommunication system
06/18/2008EP1661363B1 Method for supporting the name delivery feature for mixed tdm networks/sip centrex communication architectures
06/18/2008EP1639487A4 Context sensitive transfer with active listening and active alerts
06/18/2008EP1340392B1 Method of setting up a connection for calls
06/18/2008EP0966816B1 A method and system for telephony and high speed data access on a broadband access network
06/18/2008CN101204076A Resilient regisration with a call manager
06/18/2008CN101202800A Apparatus and device for controlling mobile terminal call by personal computer
06/18/2008CN101202799A Method for controlling mobile terminal call by personal computer
06/18/2008CN101202798A Apparatus for controlling mobile terminal call by personal computer
06/18/2008CN101202797A CS field / IMS voice FMC operational program
06/18/2008CN101202719A Network device and communication redundancy method thereof
06/18/2008CN101202693A Device for realizing cache based on medium service apparatus
06/18/2008CN101202692A Method for realizing cache based on medium service apparatus
06/18/2008CN100395998C Bandwidth control method, server and user terminal
06/17/2008US7389351 System and method for identifying and establishing preferred modalities or channels for communications based on participants' preferences and contexts
06/17/2008US7389132 Mold-in method and apparatus
06/17/2008US7389093 Call method, call apparatus and call system
06/17/2008US7388953 Method and system for providing intelligent network control services in IP telephony
06/17/2008US7388950 Technique for providing personalized information and communications services
06/17/2008US7388948 AMA access over local audit analysis (AAOLA)
06/17/2008US7388884 Cable modem system and method for specialized data transfer
06/17/2008US7388873 Methods and system for fast session establishment between equipment using H.324 and related telecommunications protocols
06/17/2008US7388868 Call-routing apparatus, and associated method, for providing local call handling functions in a communication network
06/17/2008US7388860 Network communication apparatus, communication system and communication method
06/12/2008US20080140776 Representation, decision models, and user interface for encoding managing preferences, and performing automated decision making about the timing and modalities of interpersonal communications
06/12/2008US20080139188 Method and Arrangement for Establishing a Conference Call
06/12/2008US20080137834 Communication system
06/12/2008US20080137833 Systems and methods for using the advanced intelligent network to redirect data network traffic
06/12/2008US20080137832 Methods, systems, and computer program products for providing quality of service using E.164 number mapping (ENUM) data in a communications network
06/12/2008US20080137822 Method and apparatus for obtaining telephone status over a network
06/12/2008US20080137651 Hybrid packet-switched and circuit-switched telephony system
06/12/2008US20080137648 System and Method for Facilitating Calls Between Packet-Based Networks
06/12/2008US20080137639 Localization of Telephone Subscribers Connected to a Packet Network
06/11/2008EP1931110A1 Presence detection and location update in premise gateways
06/11/2008EP1929795A1 Method and system for routing and handling calls using personal rules
06/11/2008EP1929760A1 Device and method for the recognition of call numbers for voice-over-ip telephony
06/11/2008CN101198185A Method and apparatus for session negotiation in a mobile communication system, and mobile communication system for the same
06/11/2008CN101197888A Method and system for implementing hang-up selection when non-intelligent SIP terminal call waiting
06/11/2008CN101197887A Multi-point audio conveying method and device
06/11/2008CN101197886A Novel analog voice card with wireless communication network access function
06/11/2008CN101197841A Audio oriented conveying method and device
06/11/2008CN101197794A Method for VoIP access gateway actively detecting non-voice service signal tone
06/11/2008CN101197750A Method for implementing relay resource status information accordance in soft switching network
06/11/2008CN100394744C Method for inspecting medium gateway controller state by medium gateway
06/10/2008US7386467 Apparatus and method of maintaining and improving agent performance
06/10/2008US7386117 Efficient handling of ISDN connections by a packet-oriented exchange
06/10/2008US7386115 Combined caller and agent endpoint manager
06/10/2008US7386112 Arrangement for controlling SS7 message routing by selecting a signaling link selection field based on an affected destination
06/10/2008US7386111 Method and apparatus for placing a long distance call based on a virtual phone number
06/10/2008US7386107 Telephony service invocation using service descriptors
06/10/2008US7385966 Method for the automatic configuration of a IP telephony device and/or data, system and device implementing same
06/10/2008US7385964 System, method and computer program for changing over between a voice transmission and a fax transmission
06/10/2008US7385956 LAN based wireless communications system
06/10/2008US7385916 System for multiple use subchannels
06/05/2008WO2008048557A3 Apparatus and method for making calls via internet
06/05/2008WO2008042301A3 Eliminating unreachable subscribers in voice-over-ip networks
06/05/2008US20080134069 Representation, decision models, and user interface for encoding managing preferences, and performing automated decision making about the timing and modalities of interpersonal communications
06/05/2008US20080130864 System and method for transporting a call
06/05/2008US20080130863 Functionalities for local number portability in a telecommunications network
06/05/2008US20080130862 Functionalities for local number portability in a telecommunications network
06/05/2008US20080130857 Personalized assistance system and method
06/05/2008US20080130847 System and method for efficient call management for directory assistance services
06/05/2008US20080130634 Packet network telecommunication system
06/05/2008US20080130633 Voice Over Internet Protocol (VOIP) Telephone Apparatus and Communication System for Carrying VOIP Traffic
06/04/2008EP1928151A1 A packet network telecommunication system
06/04/2008EP1928150A1 A packet network telecommunication system
06/04/2008EP1927255A2 Conferencing pstn gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
06/04/2008EP1927242A1 Radio interoperability system and method
06/04/2008EP1103121B1 A method for allocating network resources
06/04/2008CN201069875Y Network terminal equipment and device
06/04/2008CN101194495A Methods systems and computer program products for providing presence qualified E.164 number mapping (ENUM) service in a communications network
06/04/2008CN101193449A System, method and device for realizing continuous multimedia session
06/04/2008CN101193443A Mobile communication device for group call between cellular mobile communication and network voice communication
06/04/2008CN101193170A Server apparatus
06/04/2008CN101193169A Telephone system
06/04/2008CN101193168A Media terminal converter, network phone maintenance system and method
06/04/2008CN101193167A Access communication conversion device for mobile fused terminal of fixing network
06/04/2008CN101193166A Conference system and its multimedia data storage method
06/04/2008CN101193150A Method of providing caller name with the voice for user recognition
06/04/2008CN101193110A A realizing method of computer voice communication based on wireless communication terminal
06/04/2008CN101192222A Method for direct call in yellow page system taking advantage of inquiry result
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