Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
06/2013
06/06/2013US20130145019 Method and apparatus for optimizing response time to events in queue
06/06/2013US20130142317 Voice over ip method for developing interactive voice response system
06/06/2013US20130142192 Voice communication apparatus for intermittently discarding packets
06/06/2013US20130142041 Clearinghouse server for internet telephony and multimedia communications
06/05/2013EP2600600A1 Method and apparatus for providing alternative telephony service, and method of computing inverse call charge using the same.
06/05/2013EP2599292A1 Reducing broadcast of ss7 network management messages by sigtran relay node
06/05/2013EP2599260A1 Application server for provisioning a controlled communications system in a cloud-based environment
06/05/2013CN202979145U Network telephone camera
06/05/2013CN103139407A 互联网电话系统及其装置 Internet phone systems and equipment
06/05/2013CN103139186A Operating mode self-adaptation method, device and system in next-generation network
06/05/2013CN103139055A Method and device for achieving internal call transfer in voice home gateway side
06/05/2013CN102118524B Communication method and communication device of data network transmission
06/05/2013CN101860629B Method, equipment and system for binding external exchange port and IP phone in one-to-one correspondence
06/05/2013CN101854443B Network voice device and method thereof for preventing producing noises
06/05/2013CN101854442B Network device and firmware updating method thereof
06/05/2013CN101692688B Method, system and device for generating CDR in segment
06/05/2013CN101594440B 图像共享系统 Image sharing system
06/05/2013CN101370265B Method, system and apparatus for calling and releasing communication
06/05/2013CN101299785B Method, system and service server for processing conversation
06/05/2013CN101010924B Method and system for localising users for services based on sip or h.323 protocols with dynamic ip address allocation
06/04/2013US8458277 Method and system for providing universal relay services
06/04/2013US8458253 Enterprise conferencing with dual mixing
06/04/2013US8457116 Mobile technology
06/04/2013US8457113 Branch calling and caller ID based call routing telephone features
06/04/2013CA2518871C Gateway unit
06/04/2013CA2507097C Methods and systems for notification of call to device
06/04/2013CA2312079C Method and apparatus for voice over internet protocol swapping in a communication system
05/2013
05/30/2013WO2013077724A1 Methods and systems for multimode internetwork platform and environment
05/30/2013US20130138825 Method for recording events in an ip network
05/30/2013US20130138513 Contextual Information
05/30/2013US20130137296 A telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
05/29/2013CN103124300A Method for achieving auto-binding to session initiation protocol (SIP) phone of instant messaging (IM) client side
05/29/2013CN101453524B Multimedia service implementing method
05/29/2013CN101273609B Telephone call processing method and apparatus
05/28/2013US8452000 System and methods for managing tandem switch information
05/28/2013US8451822 Method and apparatus for co-socket telephony
05/28/2013US8451716 System and method for assisting in controlling real-time transport protocol flow through multiple networks
05/23/2013WO2012024345A3 Remotely reconfigurable distributed antenna system and methods
05/23/2013US20130129067 Personal desktop router
05/23/2013US20130128880 System and Method for Dynamic Telephony Resource Allocation Between Premise and Hosted Facilities
05/23/2013US20130128740 Communications switching architecture
05/22/2013CN103118207A Method and system for implementing functions of manual attendant desk
05/22/2013CN103118196A Signal conversion device capable of realizing various talk modes
05/22/2013CN102185985B Number receiving method of IP terminal or gateway
05/22/2013CN101997870B Method for ensuring reliability of dynamic transfer in voice over internet protocol (VoIP) system
05/22/2013CN101964806B Method for switching servers of SIP (Session Initiation Protocol) communication terminal
05/22/2013CN101467472B Voice quality measurement for voice over IP in a wireless local area network
05/21/2013US8447352 Method and apparatus for communicating via virtual office telephone extensions
05/21/2013US8447282 Technique for providing personalized information and communications services
05/21/2013US8447026 Data driven configuration of call management applications
05/21/2013US8447025 One number, intelligent call processing system
05/21/2013US8447024 Systems and methods for providing ENUM in an LNP environment
05/21/2013US8447022 Method and system for providing to a second party, computer-network related information about a first party
05/21/2013US8446902 SCP-controlled overlay between GSM and IMS
05/21/2013CA2667837C Improved functionalities for local number portability in a telecommunications network
05/16/2013US20130121131 Systems and method for orthogonal frequency divisional multiplexing
05/15/2013CN103108318A Method and device achieving number backfill based on calling signalling relevance
05/15/2013CN103108089A Connection establishing management methods for use in a network system and network systems using the same
05/15/2013CN103107975A Communication method and voice gateway supporting one-card multi-number mode
05/14/2013US8442205 Data and call routing and forwarding
05/14/2013US8442204 Real-time update of location information regarding a communications device
05/14/2013US8442203 Identification and determination of non-preemptable calls
05/10/2013WO2013064397A1 A method and apparatus for indicating a type of a network interface
05/09/2013US20130114589 System and method for configuring an ip telephony device
05/09/2013US20130114467 Providing Calling Party Information in a Request to Establish a Call Session
05/08/2013EP2589213A1 Suppression of announcements in communication networks
05/08/2013CN202931437U Terminal providing multichannel voice access
05/08/2013CN202931383U Multimedia digitalized terminal applicable to maneuvering hospital information system
05/08/2013CN202931381U Power communication scheduling soft switch system
05/08/2013CN1638390B A radio communication terminal adapter, radio communication terminal and connection program thereof
05/08/2013CN103095792A Communication system and communicating connection method thereof
05/08/2013CN103095671A Collaboration privacy
05/08/2013CN103095497A Recovery mode upgrading method of voice over internet protocol (VOIP) phone
05/08/2013CN102420920B Transmission method for dual-tone multi-frequency (DTMF) stream in voice over Internet protocol (VOIP) network and gateway device
05/07/2013US8438314 Method and system for coordinating data and voice communications via customer contact channel changing system
05/07/2013US8437463 Distributed hardware/software system for managing agent status in a communication center
05/07/2013US8437462 Synchronization of multiple target system data
05/07/2013US8437340 System, method and apparatus for supporting E911 emergency services in a data communications network
05/07/2013US8437338 Automatic termination path configuration
05/07/2013US8437336 Telephone device
05/02/2013US20130107876 System and Method for Originating a Call via a Circuit-Switched Network from a User Equipment Device
05/02/2013US20130107874 Intelligent end user devices for clearinghouse services in an internet telephony system
05/01/2013CN202918382U IP telephone server system capable of detecting and converting automatically
05/01/2013CN103079191A Synchronizing call feature data between an IMS network and a legacy network
05/01/2013CN103079018A Relay package capture method and device for positioning interconnection business exception
05/01/2013CN102065187B Method and system for providing a call answering service between a source telephone and a target telephone
05/01/2013CN101917745B Capability negotiation system, apparatus and method in a telecommunications network
05/01/2013CN101803325B A method and arrangement of a multimedia gateway and communication terminals
04/2013
04/30/2013US8433315 Wired cellular telephone system
04/30/2013US8433060 Method and system for stereo echo cancellation for VoIP communication systems
04/30/2013US8433052 System and method for requesting additional telephone numbering information for reporting
04/30/2013US8432902 Re-entrant call router
04/30/2013CA2561013C Method and apparatus for subscriber control of an inbound call
04/25/2013WO2013056581A1 Method and device for user call after monitoring and forwarding of quality control agent
04/25/2013US20130101108 System and Method for Handling Toll Free Number Telephone Calls
04/25/2013US20130100959 Methods and apparatus to protect and audit communication line status
04/25/2013US20130100860 Apparatus and method for computer controlled call processing applications in packet switched telephone networks
04/24/2013EP2584773A1 System and method for integrating multimedia services with traditional telephony via different networks
04/24/2013CN202907029U Large-scale telephone program control switch networking system
04/24/2013CN103067898A Multiparty intercom callback realization method and system thereof
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