| Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777) |
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| 03/14/2012 | CN102377890A Method for realizing fax based on voice over internet phone (VOIP) voice communication system |
| 03/14/2012 | CN102377889A Method and system for realizing color ringback tone for network telephone |
| 03/14/2012 | CN102377888A System, device and method for implementing microwave communication on-line public telephone |
| 03/14/2012 | CN102377887A Method and system for implementing call establishment of voice over internet protocol (VoIP) |
| 03/14/2012 | CN102377736A Authentication method and device based on speech recognition |
| 03/14/2012 | CN102377695A Gateway and method using same for building internet telephony conversation |
| 03/14/2012 | CN101488953B Network communication equipment and network communication protocol session allocation method |
| 03/14/2012 | CN101288292B Screening of calls in a packet-based network |
| 03/13/2012 | US8135410 Method and apparatus for communicating with one of plural devices associated with a single telephone number during a disaster and disaster recovery |
| 03/13/2012 | US8135126 Methods and apparatus for providing live agent assistance |
| 03/13/2012 | US8135121 Method and apparatus for selectively establishing communication with one of plural devices associated with a single telephone number |
| 03/08/2012 | US20120057684 Systems and methods for call screening |
| 03/07/2012 | EP2426905A1 Communication system and processing method |
| 03/07/2012 | EP1704675B1 Method and system for connecting user equipment to a communications network |
| 03/07/2012 | CN102369720A Network backhaul systems and methods |
| 03/07/2012 | CN102369719A System and method for routing calls associated with private dialing plans |
| 03/07/2012 | CN102368761A Time division-synchronous code division multiple access (TD-SCDMA)/ IP double network cooperation multimedia telephone, system and communication method thereof |
| 03/07/2012 | CN101272609B Management method of IP telephone scheduling group in radio communication system |
| 03/07/2012 | CN101252620B Method and system of monitoring IP field communication |
| 03/06/2012 | US8130933 Method for recovery from linkset failure in telecommunications network |
| 03/06/2012 | US8130932 Method and apparatus for implementing a network element in a communications network |
| 03/06/2012 | US8130751 Active user registry |
| 03/06/2012 | US8130749 Telephone network interface bridge between data telephony networks and dedicated connection telephony networks |
| 03/06/2012 | CA2513495C Call forwarding in a packet switched system with back up terminals |
| 03/01/2012 | WO2012025151A1 Method and apparatus for registration of an emergency service in packet data connections |
| 03/01/2012 | US20120051529 User-Defined Identity Mapping for Directed Communications |
| 02/29/2012 | EP2424206A1 Apparatus and method for providing click-to-call service |
| 02/29/2012 | EP2424159A1 Information transmission apparatus, information transmission method, and computer readable medium |
| 02/29/2012 | EP1757068B1 Detection and mitigation of unwanted bulk calls (spam) in voip networks |
| 02/29/2012 | EP1364501B8 Method and system for evaluating the quality of packet-switched voice signals |
| 02/29/2012 | CN202153762U 新型电力调度通信广播一体化系统 New Power Dispatching and Communication Broadcasting Integrated System |
| 02/29/2012 | CN1949811B Method for playing speech service in group telephone exchange and group telephone exchange |
| 02/29/2012 | CN102365854A Call barring in computer telephony systems |
| 02/29/2012 | CN101404683B Ip telephone system and method for controlling IP telephone system |
| 02/29/2012 | CN101222539B IP multimedia subsystem and its supplementary service monitoring method |
| 02/29/2012 | CN101217599B A logging on method from attendant console user end to server |
| 02/29/2012 | CN101102371B Method and device for creating and deleting resource conference site in CSTA system and CSTA system using resource conference site |
| 02/28/2012 | US8126968 System and method for coordinating a conference using a dedicated server |
| 02/28/2012 | US8125982 Providing real-time voice communication between devices connected to an internet Protocol network and devices connected to a public switched telephone network |
| 02/28/2012 | US8125965 Wireless multi-mode system and method |
| 02/23/2012 | US20120047216 Method and Apparatus for Telephonically Accessing and Navigating the Internet |
| 02/22/2012 | CN1685699B 地址转换的优化高速缓存 Address translation cache optimization |
| 02/22/2012 | CN101996632B 一种支持语音编码加密的芯片、方法和通信设备 A supportive voice coding encryption chip, methods and communication equipment |
| 02/22/2012 | CN101662551B 企业融合通信系统 Enterprise converged communication system |
| 02/22/2012 | CN101489319B 控制无线分组交换语音呼叫的系统及方法 System and method for controlling a wireless packet voice call exchange |
| 02/22/2012 | CN101102372B 用于通过传统交换系统建立的电话呼叫的ip流上的端到端语音 End for establishing a voice through a conventional telephone call switching system on the flow ip |
| 02/21/2012 | US8121113 Terminal-to-terminal communication connection control method using IP transfer network |
| 02/21/2012 | US8121112 Method and system for processing voice traffic from a multi-channel link into a VoIP network over a broadband network |
| 02/16/2012 | WO2012019653A1 Web-telco convergence comprising downloading script commands to user terminals |
| 02/16/2012 | US20120042094 Method and device for an internet radio capable of obtaining playlist content from a content server |
| 02/15/2012 | EP2418922A1 Printed circuit board assembly for pots splitters of a VDSL telecommunication system |
| 02/15/2012 | CN1856981B 在不可用情况之后处理面向连接的ip连接的方法 Ip connection method is not available in the case of treatment after a connection-oriented |
| 02/15/2012 | CN102355540A Audio gateway digital figure designing and matching method |
| 02/15/2012 | CN102355538A Number charging method used for VOIP system and VOIP system |
| 02/15/2012 | CN102355516A Click-to-dial method and system based on fixed network, and client |
| 02/15/2012 | CN102355466A System and method for handling data transfers |
| 02/15/2012 | CN102355450A Method and system for realizing cross-network terminal communication |
| 02/15/2012 | CN102355412A Method and equipment for transmitting voice call request |
| 02/15/2012 | CN101202692B 一种基于媒体服务器实现高速缓存的方法 Based on the media server for caching method |
| 02/15/2012 | CN101159789B 桥接计算设备及其方法 Bridging computing device and method |
| 02/14/2012 | USRE43183 Signal monitoring apparatus analyzing voice communication content |
| 02/14/2012 | USRE43181 Communication between parties or stations over a network |
| 02/14/2012 | US8116447 Networkable telephone system |
| 02/14/2012 | US8116335 Methods and apparatus for data communication |
| 02/14/2012 | US8116301 Method and apparatus for multiple media digital communication system |
| 02/14/2012 | CA2431154C Technique for providing personalized information and communications services |
| 02/09/2012 | US20120033798 Call control |
| 02/09/2012 | DE50009659C5 Verfahren und system zur datenübertragung von inhaltsdaten A method and system for data transmission of content data |
| 02/08/2012 | EP2415250A1 Network backhaul systems and methods |
| 02/08/2012 | EP2415247A1 Call control |
| 02/08/2012 | EP2414969A1 Communication system and method for browser-based phone number detection |
| 02/08/2012 | EP1794911B1 Methods and systems for converting an internet protocol (ip)-based message containing subscriber content to a public switched telephone network (pstn)-based message including subscriber content |
| 02/08/2012 | CN202143137U 集装箱起重机的无线电话系统 Container cranes wireless telephone system |
| 02/08/2012 | CN102348026A 电话网络通信设备及网络切换方法 Telephone network communications equipment and network switching method |
| 02/08/2012 | CN102348006A Mobile phone and dialing method thereof |
| 02/08/2012 | CN102347950A Method and system for telecommunication network to provide session services for internet |
| 02/08/2012 | CN102347884A Automatic routing method for network voice switches and voice switching system applying method |
| 02/08/2012 | CN102347841A Router and conversation connection control method thereof |
| 02/08/2012 | CN101316269B 集团彩铃业务实现方法及系统、视频网关 Group CRBT implementation method and system for video gateway |
| 02/08/2012 | CN101188615B 资源接纳控制系统及方法 Resource and admission control system and method |
| 02/08/2012 | CN101127806B 下行语音ip业务调度方法 Downlink voice ip service scheduling method |
| 02/07/2012 | US8111818 Method and system for processing calls by proxy |
| 02/07/2012 | US8111279 Commercial product routing system with video vending capability |
| 02/07/2012 | US8111041 Power transmission control device, power reception control device, non-contact power transmission system, power transmission device, power reception device, and electronic instrument |
| 02/02/2012 | WO2012013242A1 Reducing broadcast of ss7 network management messages by sigtran relay node |
| 02/02/2012 | WO2000060878A3 System and method for routing calls from a voice network to a data communications network |
| 02/02/2012 | US20120030271 Distributed Hardware/Software System for Managing Agent Status in a Communication Center |
| 02/01/2012 | EP2413580A1 Voice service processing method and system, office end device and voice gateway |
| 02/01/2012 | EP2412152A1 System and method for providing a circuit switched domain number |
| 02/01/2012 | EP2412151A1 Call barring in computer telephony systems |
| 02/01/2012 | EP1576796B1 Voice communications system |
| 02/01/2012 | CN102340761A System and method for network roaming of digital enhanced cordless telecommunication-voice over Internet protocol |
| 02/01/2012 | CN102340510A Method for realizing keeping of calling heartbeat based on SIP (Session Initiation Protocol) signaling in VoIP (Voice over Internet Protocol) network |
| 02/01/2012 | CN102340454A General identification method of VoIP (voice over Internet protocol) network data stream |
| 02/01/2012 | CN102340426A Method and device for evaluating voice quality of voice over Internet protocol (VOIP) |
| 02/01/2012 | CN101729699B 一种分离设备及语音信号传输的方法 A method for separating a speech signal transmission apparatus and |
| 02/01/2012 | CN101552848B 一种基于会话初始协议的会话方法及设备 A method and apparatus for the session based on the Session Initiation Protocol |
| 02/01/2012 | CN101494696B 在使用h.324和相关通信协议的设备之间快速建立会话的方法与系统 Between uses h.324 device and associated communications protocols fast method and system for establishing a session |
| 02/01/2012 | CN101453531B 基于互联网协议的语音的网络架构的主动监控方法和系统 Method and system for proactive monitoring of voice-based network architecture of the Internet Protocol |
| 02/01/2012 | CN101447932B 发送、接收语音报文的方法、装置及系统 Send, receive voice messages method, apparatus and system |