| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 12/13/2012 | US20120314628 Method and system for transferring wireless transmit/receive unit-specific information |
| 12/13/2012 | DE19928256B4 Verfahren und Anordnung zum Aufbau einer Kommunikationsverbindung Method and arrangement for establishing a communications link |
| 12/12/2012 | EP2532150A2 Responding to call control events using social network applications |
| 12/12/2012 | CN102823269A Excessive-signal prevention apparatus and method therefor |
| 12/12/2012 | CN102823237A Television appliance |
| 12/12/2012 | CN102821218A Voice control gateway |
| 12/12/2012 | CN102821217A VoIP flow detection method based on UDP (user datagram protocol) statistical fingerprint hybrid model |
| 12/12/2012 | CN102821216A Terminal equipment and method of terminal equipment for exchanging internet protocol voice signaling |
| 12/12/2012 | CN101513013B System and method for overload control in a next generation network |
| 12/12/2012 | CN101453364B Allocation method and apparatus for digital signal processor resource |
| 12/12/2012 | CN101415213B Method, system and apparatus for notifying voice call information |
| 12/12/2012 | CN101242588B Control method for session invitation, multi-party communication system, server and originating terminal thereof |
| 12/11/2012 | US8331543 Resynchronization of call events after trigger event |
| 12/11/2012 | US8331353 Voice internet transmission system |
| 12/11/2012 | US8331349 Transfer function of a telephone system |
| 12/11/2012 | US8331339 LAN based wireless communications system |
| 12/11/2012 | CA2645184C Messaging advise in presence-aware networks |
| 12/11/2012 | CA2436093C Techniques for implementing telephonic, fax, and/or data communications using internet protocols and satellite links |
| 12/11/2012 | CA2397588C Method and apparatus for exchange of information in a communication network |
| 12/06/2012 | US20120311163 Providing telephony services to terminals behind a firewall and/or a network address translator |
| 12/06/2012 | US20120309386 System and method for establishing and maintaining a connection between devices |
| 12/06/2012 | US20120307830 System and method for a communications access network |
| 12/06/2012 | US20120307686 Personal IP Toll-Free Number |
| 12/05/2012 | EP2529532A1 Method and apparatus in which call signaling messages bypass in-transparent switching nodes or networks |
| 12/05/2012 | CN202587218U Multifunctional mobile portable box and monitoring system |
| 12/05/2012 | CN202583943U Audio circuit and tablet computer with voice function |
| 12/05/2012 | CN1494261B Method for multimedia communication |
| 12/05/2012 | CN102812693A System of user devices |
| 12/05/2012 | CN101938583B Method for filtering abnormal call based on multiple lists |
| 12/05/2012 | CN101401383B Message routing in the IP multimedia subsystem |
| 12/04/2012 | US8326632 Application server providing personalized voice enabled web application services using extensible markup language documents |
| 12/04/2012 | US8325907 System and method for call routing and enabling interaction between callers with calls positioned in a queue |
| 12/04/2012 | US8325906 Class-based call request routing |
| 12/04/2012 | US8325905 Routing calls in a network |
| 12/04/2012 | US8325891 Anti-looping for a multigateway multi-carrier network |
| 12/04/2012 | US8325881 Facility outage restoration simulator inquiry tool |
| 11/29/2012 | WO2011083385A3 Lawful call interception support in packet cable network |
| 11/28/2012 | EP2528313A2 Monitoring and activity reporting of enhanced media content |
| 11/28/2012 | EP2526668A1 Call control entity for a communication network |
| 11/28/2012 | CN102801880A Method and system for realizing fixed-line telephone function of desk computer |
| 11/28/2012 | CN102800318A Device and method for transmitting and receiving audio data streams |
| 11/28/2012 | CN101834931B IP (Internet Protocol) centralized dictation system and method |
| 11/28/2012 | CN101815138B Method and device for leaving meeting message |
| 11/28/2012 | CN101420266B Pre-allocation resource location determining method based on semi-continuous scheduling |
| 11/28/2012 | CN101227644B Method and apparatus of resource allocation |
| 11/28/2012 | CN101116355B Method and communication system for the transmission of speech signals |
| 11/27/2012 | US8320903 Method and system for calibrating multiple types of base stations in a wireless network |
| 11/27/2012 | US8320549 Advanced call routing using linked identities |
| 11/27/2012 | US8320544 Automated electronic telecommunications order translation and processing |
| 11/27/2012 | US8320529 Sending urgent messages to multiple recipients via a single call |
| 11/27/2012 | US8320528 System and method for electronic message notification |
| 11/27/2012 | CA2565430C A system and method for intercepting international calls and applying least cost routing for selected subscribers |
| 11/22/2012 | WO2012155865A1 Wireless communication terminal and method for implementing cs voice |
| 11/22/2012 | US20120294429 Multiple Carriers in Secure Environment |
| 11/22/2012 | US20120294304 Voice-over-ip hybrid digital loop carrier |
| 11/21/2012 | EP2525557A1 Telecommunications system and method for providing services in a telecommunications system |
| 11/21/2012 | EP2524491A1 Methods and apparatus for providing messaging using voicemail |
| 11/21/2012 | CN202551077U Triple play home gateway and triple play system |
| 11/21/2012 | CN102792668A System and method for mobile-to-computer communication |
| 11/21/2012 | CN102792372A Source code adaption based on communication link quality and source coding delay |
| 11/21/2012 | CN101808170B Server of network phone book system and method for realizing network phone book |
| 11/20/2012 | US8315628 Cellular network/WLAN VoIP service interaction by home wireless router |
| 11/20/2012 | US8315610 Method and system for using location-based services for mobile terminals |
| 11/20/2012 | US8315593 Method for billing in a telecommunications network |
| 11/20/2012 | US8315378 Hybrid circuit without inductors |
| 11/20/2012 | US8315371 Automatic key programming |
| 11/20/2012 | US8315369 Method and system for a multitenancy telephone network |
| 11/20/2012 | US8315368 System and method for real-time blocking of a telephone call |
| 11/20/2012 | US8315251 Multi-mode endpoint in a communication network system and methods thereof |
| 11/20/2012 | US8315150 Synchronized multipoint-to-point communication using orthogonal frequency division |
| 11/15/2012 | WO2012104712A3 Method and apparatus for providing a user with charging-related voice service |
| 11/15/2012 | US20120287925 Pots extender for voice fallback in a subscriber line |
| 11/15/2012 | US20120287923 Residential gateway for voice over internet protocol communications |
| 11/14/2012 | EP2522182A1 Method and apparatus for cellular roaming charge bypass call completion |
| 11/14/2012 | EP2522122A2 Lawful call interception support |
| 11/14/2012 | CN102783128A Access to social networking services in case of caller busy/no -answer and for personalised call progress tones |
| 11/14/2012 | CN102780805A Information display method, information display device and information display system based on terminals |
| 11/14/2012 | CN101753738B Communication method for connection with a communication application service and a related gateway thereof |
| 11/14/2012 | CN101686105B Method for reducing power consumption of terminal |
| 11/13/2012 | US8312076 Methods and systems for providing application level presence information in wireless communication |
| 11/13/2012 | US8311538 System and method for enhanced content access |
| 11/13/2012 | US8311207 Efficient and cost-effective distribution call admission control |
| 11/13/2012 | US8311206 Facilitating communications for voicemail services in a system that uses disparate signaling systems |
| 11/13/2012 | US8311033 DTMF tone signal transmission method and DTMF tone signal transmission system |
| 11/13/2012 | CA2436075C Architecture and implementation for control of context aware call processing with local feature definition |
| 11/08/2012 | US20120281824 Technique for providing personalized information and communications services |
| 11/08/2012 | US20120281692 Network switching system with asynchronous and isochronous interface |
| 11/07/2012 | EP2520077A1 Method and apparatus for determining a communication target and facilitating communications based on an object descriptor |
| 11/07/2012 | CN202524467U Intelligent home system |
| 11/07/2012 | CN202524434U PSTN power-off escape system of IP phone |
| 11/07/2012 | CN102769804A Realization method of call control as well as switchboard and call control system |
| 11/07/2012 | CN101636999B Methods and apparatus for notifying clients in communication network |
| 11/07/2012 | CN101159719B VoIP analogy gateway and inside switch method of implementing conversation under fault condition |
| 11/06/2012 | US8306518 Handset service migration automation and subscriber identity module tracking |
| 11/06/2012 | US8306210 Local route groups and transformation patterns |
| 11/06/2012 | US8306209 Incoming and outgoing call control customization |
| 11/06/2012 | US8306196 Communication terminal, control method for communication terminal and control program for communication terminal |
| 11/06/2012 | US8306194 Method for reducing costs during the transfer of unidirectional information flows |
| 11/01/2012 | US20120275452 SYSTEM AND METHOD FOR INSTANT VoIP MESSAGING |
| 11/01/2012 | US20120274988 Facsimile to e-mail communication system with local interface |