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)
08/2010
08/25/2010CN101031006B Sink-bureau multi-service transmitting method based on IP
08/24/2010US7783755 Contact server for call center
08/24/2010US7783026 System and method for connecting a port connector to an interface circuit
08/24/2010US7783025 Method and apparatus for reassignment of classifier probabilities based on dynamic events
08/24/2010US7782883 Terminal-to-terminal communication connection control method using IP transfer network
08/24/2010US7782876 Wireless voice data gateway
08/24/2010US7782840 Internet telephony with interactive information
08/24/2010US7782839 Communication terminal, control method of the same, and control program of the same
08/19/2010WO2010091567A1 System and method for switching click to dial service to multimedia conference service
08/19/2010US20100208727 Systems and methods for generating power in a communications system
08/18/2010EP2219354A2 Operation method and system of mobile terminal connected to electronic device
08/18/2010EP2219341A1 Voice and other media conversion in inter-operator interface
08/18/2010EP2218243A1 A method of reducing size of presence messages
08/18/2010EP1961203B1 Telephone call processing method and apparatus
08/18/2010EP1430671B1 Architecture for transporting pbx signaling codes via sip
08/18/2010CN201557161U Parallel expansion multi-path audio switching mixing device
08/18/2010CN1885879B Method for preventing VOIP system bandwidth overload
08/18/2010CN101809984A Method and communication terminal device for exchanging data during or after a communication connection
08/18/2010CN101809981A Inbound call identification and management
08/18/2010CN101808171A Terminal providing telephone network communication information for Internet computer
08/18/2010CN101808170A Server of network phone book system and method for realizing network phone book
08/18/2010CN101282382B Construction of website charge service platform based on VOIP technique and method thereof
08/18/2010CN101262427B VoIP optimization method for multi-hop transmission in wireless LAN
08/18/2010CN101207644B Method for reducing influence caused by echo to subjective perception in VoIP communication
08/18/2010CN101150743B A realization method for wide domain group in next generation network
08/18/2010CN101090378B Method and correlation device for identifying and setting call from IP network to PSTN
08/18/2010CN101072265B Signal line accessing system and device, and dual-net voice terminal and voice call-in system
08/18/2010CN101014043B Method for realizing interworking of VoIP service in a same OLT of EPON
08/17/2010USRE41534 Utilizing spare processing capacity to analyze a call center interaction
08/17/2010USRE41532 Apparatus, methods and systems for anonymous communication
08/17/2010US7779072 SIP-based feature control
08/17/2010US7779067 User specific support in communications systems
08/17/2010US7778404 System and method for providing a dial plan conversion in a session initiation protocol (SIP) environment
08/17/2010US7778396 Telephone status notification system
08/17/2010US7778393 System and method for end-to-end communications tracing
08/17/2010US7778240 Method for performing gate coordination on a per-call basis
08/17/2010US7778237 Method and apparatus for co-socket telephony
08/17/2010US7778195 Network, server apparatus, IP corresponding terminal device, and speech-quality control method used in the same
08/17/2010US7778161 Signaling system for telecommunications
08/12/2010WO2010090894A1 Auto-configured voice over internet protocol
08/12/2010WO2010089445A1 Access change for re-routing a connection
08/12/2010WO2010088962A1 Method and apparatus for use in an ip multimedia subsystem
08/12/2010US20100202443 Voice communications system
08/12/2010US20100202442 Telephony and data network services at a telephone
08/12/2010CA2751310A1 Access change for re-routing a connection
08/11/2010EP2216936A1 Emulation of phone extensions in a packet telephony distribution system
08/11/2010EP2215807A1 System, apparatus and method for updating gsm to ims communication services
08/11/2010EP1186181B1 Method in an information service for a mobile phone
08/11/2010CN201550174U IP integrated access gateway with UICC
08/11/2010CN1933482B Method for initiating speech conversation
08/11/2010CN101803325A A method and arrangement of a multimedia gateway and communication terminals
08/11/2010CN101800911A Method and system for realizing local exchange
08/11/2010CN101800820A Method for providing telephone network communication information to internet computer and system thereof
08/11/2010CN101800819A Method for transmitting fixed network business and gateway
08/11/2010CN101800818A Voice gateway equipment and communication processing method of voice gateway
08/11/2010CN101800817A Method, device, system and service network for realizing service
08/11/2010CN101800794A Configuration of ip telephony and other systems
08/11/2010CN101800734A Session information interacting method, device and system
08/11/2010CN101170593B A VoIP phone terminal and online failure detection device and method
08/11/2010CN101036367B Method and terminal for controlling multimedia connections
08/11/2010CN101001292B Relay detection method and device
08/10/2010USRE41487 Apparatus, methods and systems for anonymous communication
08/10/2010US7773741 Voice and data exchange over a packet based network with echo cancellation
08/10/2010US7773586 System and method for updating configuration data within a signal transfer point
08/10/2010US7773585 Internet protocol telephony voice/video message deposit and retrieval
08/10/2010US7773581 Method and apparatus for conferencing with bandwidth control
08/10/2010US7773580 Apparatus and method for voice processing of voice over internet protocol (VoIP)
08/10/2010US7773537 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system
08/05/2010WO2010088106A1 System and method for routing calls associated with private dialing plans
08/05/2010WO2010086195A2 Method of transmitting data in a communication system
08/05/2010US20100195813 System and method for handling toll free number telephone calls
08/05/2010CA2751128A1 System and method for routing calls associated with private dialing plans
08/04/2010EP2214389A1 Message relay system with message relay server
08/04/2010EP2213086A1 Providing web-activated callback by just dialling and pressing the call button
08/04/2010EP2213068A1 Impersonal mobile communication for internet communities
08/04/2010CN1798215B Implement method for restriction of tandem routes based on VoIP
08/04/2010CN101796806A Dynamic network selection
08/04/2010CN101795331A Multichannel communication terminal
08/04/2010CN101068289B Method and device for realizing automatic regulating speech sound volume in access-in gateway
08/03/2010USRE41472 Communication method of supplying information in intelligent network and apparatus therefor
08/03/2010US7769369 Mobile communication system and method for providing phone number maintaining service
08/03/2010US7769158 Network switch and related method using integrated service logic objects to handle service requests
08/03/2010US7769157 Method of providing the facility for some communication network users to have preferential access for particular calls
08/03/2010US7769145 Telephone calling interface
08/03/2010US7769030 Telephone outlet with packet telephony adapter, and a network using same
08/03/2010US7768996 Route re-query scheme in communication networks
08/03/2010US7768951 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
08/03/2010CA2482870C Enhanced call feature service
07/2010
07/29/2010US20100191525 Gateway With Voice
07/29/2010US20100189098 Telephone outlet with packet telephony adaptor, and a network using same
07/29/2010US20100189018 System architecture for linking packet-switched and circuit-switched clients
07/28/2010EP2210448A1 Geographic referenced telephone switching
07/28/2010EP2210404A2 Accommodation of two independent telephony systems
07/28/2010EP1397905B1 Method and apparatus for an audio bridge
07/28/2010CN201536421U 一种通信服务系统 A communication service system
07/28/2010CN201536390U 一种集多功能于一体的机动式应急指挥通信系统 A set of all-in-one self-propelled emergency command and communication system
07/28/2010CN101790013A Echo cancellation algorithm
07/28/2010CN101790012A Method for protecting network account by utilizing network phone
07/28/2010CN101790011A Method and device for bearing VoIP voice
07/28/2010CN101790008A Calling allocation method, device and system
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