Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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09/18/2003 | CA2479096A1 Control of packet network-based service servers using in particular dtmf signals |
09/18/2003 | CA2478290A1 System and method for adapting remote access telephony networks to national deviations |
09/17/2003 | EP1345467A2 Transmission method and system for a telecommunications exchange |
09/17/2003 | EP1345462A1 Cordless telecommunication system and operating method therefor |
09/17/2003 | EP1345457A1 Interlinking of PBXs |
09/17/2003 | EP1345399A1 Method for the control of AIN type services in a packet-switched network by DTMF tones |
09/17/2003 | EP1345395A1 Method for intercepting communication connections |
09/17/2003 | EP1344424A1 Device for the packet-based access of classical isdn/pstn subscribers to a switching system |
09/17/2003 | EP1344384A1 Method for setting up communication paths between access points of a switching system, and switching system implementing said method |
09/17/2003 | EP1344382A1 Call distribution |
09/17/2003 | EP1344381A2 Paging and selective call routing in a telecommunication environment |
09/17/2003 | EP1344376A2 A method and system for monitoring and recording voice from circuit-switched switches via a packet-switched network |
09/17/2003 | EP1344372A2 Method for selecting the qos level during a connection in a packet network or a network |
09/17/2003 | CN1121791C System and method for IP-activated call setup |
09/16/2003 | US6621899 Method and system for establishing voice communications using a computer network |
09/16/2003 | US6621893 Computer telephony integration adapter |
09/16/2003 | US6621812 Method and apparatus for mapping voice activity detection to a scheduled access media |
09/16/2003 | US6621800 Message monitor application concept and implementation |
09/12/2003 | WO2003075510A1 System and method for communicating data during an audio conference |
09/12/2003 | WO2003075509A1 System and method for dynamically establishing optimum audio quality in an audio conference |
09/12/2003 | WO2003075130A2 System and method for communication channel and device control via an existing audio channel |
09/12/2003 | WO2003075123A2 System and method for mobile electronic messaging |
09/12/2003 | WO2003047178A3 Processing of telephony samples background |
09/12/2003 | WO2003005688A3 Error-tolerant connection test |
09/11/2003 | US20030169867 Method and apparatus for sharing point codes in a network |
09/11/2003 | US20030169859 Method and apparatus for connecting packet telephony calls between secure and non-secure networks |
09/11/2003 | US20030169858 Method for administering and setting up services in a switched system |
09/11/2003 | US20030169855 Method of providing 911 service to a private branch exchange |
09/11/2003 | US20030169854 Communication system and communication control apparatus |
09/11/2003 | US20030169742 Communicating voice payloads between disparate processors |
09/11/2003 | US20030169732 System and method for implementing telephony call control via a set of components that communicate with each other via a unique telephony protocol |
09/11/2003 | US20030169727 Public wireless/cordless Internet gateway |
09/11/2003 | US20030169693 Method of automatic signaling detection for a high speed communications link |
09/10/2003 | EP1343290A2 Method and apparatus for multiple media digital communication system |
09/10/2003 | EP1342362A2 Providing calling party information in a request to establish a call session |
09/10/2003 | EP1342356A1 Secure method for communicating and providing services on digital networks and implementing architecture |
09/10/2003 | EP1342351A1 System and method for assisting in controlling real-time transport protocol flow through multiple networks via screening |
09/10/2003 | EP1342350A2 System and method for assisting in controlling real-time transport protocol flow through multiple networks via media flow routing |
09/10/2003 | EP1342349A2 System and method for assisting in controlling real-time transport protocol flow through multiple networks |
09/10/2003 | EP1342348A2 System and method for assisting in controlling real-time transport protocol flow through multiple networks via use of a cluster of session routers |
09/10/2003 | CN1442015A System and method for providing telephony services |
09/10/2003 | CN1441588A Call method, call terminal and call system by imformation and communication network |
09/09/2003 | US6618703 Interface to a speech processing system |
09/09/2003 | US6618583 Method and device for calculating charges in telecommunications networks |
09/09/2003 | US6618369 Internet phone protocol |
09/09/2003 | US6618368 Data gateway and method for relaying data |
09/09/2003 | CA2180685C Internet telephony gateway |
09/04/2003 | WO2003073732A1 Providing information to facilitate telephone conversations |
09/04/2003 | WO2003073678A2 Method and apparatus for switching between a circuit switched channel and a packet data network channel |
09/04/2003 | WO2003073640A1 Method and system for determining dropped frame rates over a packet switched transport |
09/04/2003 | WO2003058403A3 Method and apparatus for wideband conferencing |
09/04/2003 | WO2002098119A3 Packet-switched telephony call server |
09/04/2003 | WO2002075940A3 Systems and methods for collecting and rating contact center usage |
09/04/2003 | WO2002052827A3 Gateway for using non-ip digital pbx telephone handsets with an ip call controller |
09/04/2003 | US20030165231 System and method for unified messaging in inter/intranet telephony |
09/04/2003 | US20030165230 Management and control of call center and office telephony assets |
09/04/2003 | US20030165225 Method and system for call notification |
09/04/2003 | US20030165219 Region-wide messaging system and methods including validation of transactions |
09/04/2003 | US20030165136 Voice traffic through a firewall |
09/04/2003 | US20030165135 interface for intelligent network services |
09/03/2003 | EP1341364A2 Method and system of utilising a telephone service in a Web-based application |
09/03/2003 | EP1341357A2 Method for securing quality of service in a communication network as well as arrangement and apparatuses to implement the method |
09/03/2003 | EP1341172A2 Memory sharing techniques in compressed audio stream data decoder |
09/03/2003 | EP1340392A1 Method of setting up a connection for calls |
09/03/2003 | EP1340354A2 Connection controller for managing media paths between terminal devices residing in different network domains |
09/03/2003 | EP1340346A1 Unified communications client |
09/03/2003 | EP0903031B1 Method of redirecting an incoming telephone call in an ongoing Internet session |
09/03/2003 | CN1440610A Method and system for dynamic gateway selection in IP telephony network |
09/03/2003 | CN1440605A Communications system |
09/03/2003 | CN1440174A General headline analyser for supporting independent packet speech scheme in data transmission protocol |
09/03/2003 | CN1120638C Calling connection control method in exchanger and exchanger device |
09/02/2003 | US6615262 Statistical gathering framework for extracting information from a network multi-layer stack |
09/02/2003 | US6615236 SIP-based feature control |
09/02/2003 | US6614902 Call-center call routing |
09/02/2003 | US6614900 Method and apparatus for processing call signaling messages |
09/02/2003 | US6614899 Method and apparatus for providing advanced IP telephony services in an intelligent endpoint |
09/02/2003 | US6614894 System and method for mass call onset detection in a communications network |
09/02/2003 | US6614890 Disclosing the receipt of new electronic message |
09/02/2003 | US6614784 System and method for providing supplementary services (SS) in an integrated telecommunications network |
09/02/2003 | US6614783 Multimedia telecommunication automatic call distribution system using internet/PSTN call routing |
09/02/2003 | US6614781 Voice over data telecommunications network architecture |
09/02/2003 | US6614780 Internet calling apparatus and method |
09/02/2003 | US6614768 Enhanced mobility and address resolution in a wireless premises based network |
08/28/2003 | WO2003071776A1 System and method for coupling a telephony service platform to an internet-type service platform |
08/28/2003 | WO2003071774A1 Method and system for conducting conference calls with optional voice to text translation |
08/28/2003 | WO2003071773A1 Network communication |
08/28/2003 | WO2003071764A1 Method and arrangement for multimedia communication |
08/28/2003 | WO2003071761A1 A method and system for provisioning services to a terminal |
08/28/2003 | WO2002039702A3 Telephone system using one or several micro-computers |
08/28/2003 | US20030163736 Ensuring quality of service in a communications network |
08/28/2003 | US20030163572 Method for establishing a connection with a predetermined service quality between communications networks with resource managers |
08/28/2003 | US20030163545 Method and system for provisioning services to a terminal |
08/28/2003 | US20030163526 Virtual direct connect network |
08/28/2003 | US20030163328 Method and system for allocating memory during encoding of a datastream |
08/28/2003 | US20030163327 Compressed audio stream data decoder memory sharing techniques |
08/28/2003 | US20030162544 Call handling device |
08/28/2003 | US20030161450 Providing information to facilitate telephone conversations |
08/28/2003 | US20030161306 Method and system for determining dropped frame rates over a packet switched transport |
08/28/2003 | US20030161301 Method for processing an internet protocol (IP) encapsulated signaling system seven (SS7) user part message utilizing a signal transfer point (STP) |
08/28/2003 | US20030161299 Method and apparatus for reducing load distribution delay in an internet protocol switch |