Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
12/2008
12/24/2008EP2005605A2 Transferring a communications exchange
12/24/2008EP1295443B1 Method to assess the quality of a voice communication over packet networks
12/24/2008EP1264460B1 Procedure to facilitate communication between participants acting in networks that utilize different administrative and technical principles by dividing the infrastructure into logical layers
12/24/2008EP1214813B2 Method and system for transmitting informational content data
12/24/2008EP1127429B1 Call management according to presence in a communications system operating over a computer network
12/24/2008DE102007027363A1 Verfahren zum Betreiben eines Voice-Mail-Systems Method for operating a voice-mail system
12/24/2008CN101331749A Network support for restricting wireline call terminations in a security risk area
12/24/2008CN101331746A Communication apparatus, communication control method and information display method
12/24/2008CN101331729A Communication system and method
12/24/2008CN101330760A Method for implementing communication service and network side equipment
12/24/2008CN101330756A Intelligent network business implementing system and method for preventing user identification from being stolen
12/24/2008CN101330750A Method for simultaneously playing multimedia information for call subscriber and called subscriber
12/24/2008CN101330749A Method for changeback of conversation blind transfer business
12/24/2008CN101330698A Method and system for reporting measuring case of business volume to a leadership
12/24/2008CN101330662A Business content information inquiry method, system and ISP internet platform
12/24/2008CN101330657A Address list system and implementing method thereof
12/24/2008CN101330655A Method for opening an account combining mobile communication network and intelligent network
12/24/2008CN101330646A Method and system for implementing redirection business
12/24/2008CN101330551A Method and system for verifying communication record of telecommunication system
12/24/2008CN101330546A Method for implementing user determination user busy forward shifting
12/24/2008CN101330545A Ip telephone terminal and telephone conference system
12/24/2008CN101330544A Method for implementing multi-center virtual integration of passenger service system
12/24/2008CN101330543A Method for implementing music service system based on mobile phone
12/24/2008CN101330542A Method and terminal for video communication during voice communication process
12/24/2008CN101330541A System and method for automatic call back using availabilityinformation
12/24/2008CN101330540A Network and device for distributing telephone line
12/24/2008CN101330408A Switching equipment and method for detecting circuit usability thereof
12/24/2008CN101330333A Method for prewarning risk of ship VHF telephone system
12/24/2008CN101329814A Wireless system for enquiring public transport information
12/24/2008CN100446597C Mobile station free mode plot selection based on user
12/24/2008CN100446587C System and method for realizing multimedia color ring tone service
12/24/2008CN100446577C Method for managing blacklist user
12/24/2008CN100446563C Graphical user interface apparatus and connection method in two-way communication system
12/24/2008CN100446529C Telecommunication conference arrangement
12/24/2008CN100446528C Click-to dial service realizing method
12/24/2008CN100446527C Prompting method for missing call
12/24/2008CN100446526C System and method of notifying and monitoring electronic reply
12/24/2008CN100446525C Method for detecting disconnecting calling in exchange system
12/24/2008CN100446515C Dynamic java push controlling apparatus and method
12/24/2008CN100446511C A method to exchange E-card and card server and card exchange system
12/24/2008CN100446464C Method for correcting video stream gamma characteristic
12/24/2008CN100446461C Communication terminal
12/24/2008CN100446445C Apparatus and method for optical communication protection
12/24/2008CN100445992C Managing contacts in a communication network
12/24/2008CA2690966A1 An accessory queue management system and method for interacting with a queuing system
12/23/2008US7469384 Method and system for creating a virtual team environment
12/23/2008US7469236 Feature interaction resolution using fuzzy rules
12/23/2008US7469198 System for measuring the effect of an ADSL splitter
12/23/2008US7469148 Radio communication terminal device and radio communication method for forming radio communication terminal network
12/23/2008US7469047 Integrated ACD and IVR scripting for call center tracking of calls
12/23/2008US7469046 Telecommunications network system and method
12/23/2008US7469045 Process for presenting a user state using several pieces of communication equipment
12/23/2008US7469044 Callback when not engaged by means of automated redialling in communication networks
12/23/2008US7469043 Disposable telephone numbers
12/23/2008US7469042 Method and apparatus of detection of inter-carrier looping
12/23/2008US7468992 Voice and data exchange over a packet based network with DTMF
12/23/2008CA2443558C Combining markers with location information to deliver domain-specific content to devices
12/23/2008CA2379848C Implementation of call setup procedures with separation of call control and bearer control
12/23/2008CA2367193C System and method for independently downloading features into a set of storage locations in a wireless communication device
12/18/2008WO2008154481A1 Telecommunication call support for mobile devices with presence features
12/18/2008WO2008153375A1 Methods and devices for control of explicit call transfer
12/18/2008WO2008152725A1 Telephone supplementary service communication control system
12/18/2008WO2008151696A1 Transmission of contact information about an initiating communication partner to a receiving communication partner in the course of a call
12/18/2008WO2008151562A1 A method, device and system for monitoring the user service of the transregional service network element
12/18/2008WO2008151539A1 Method, system and device for controlling a double-attributive session border controller
12/18/2008WO2008151490A1 A method for controlling user number displayed in the conference service noticing information
12/18/2008WO2008130967A3 Checking whether a public safety answering point (psap) is correctly associated with an endpoint
12/18/2008WO2008118870A3 Dynamic voicemail receptionist system
12/18/2008WO2008083173A3 Local storage and use of search results for voice-enabled mobile communications devices
12/18/2008WO2008042882B1 Systems and methods for single-ended loop testing
12/18/2008WO2008019297B1 Network identity and timezone (nitz) functionality for non-3gpp devices
12/18/2008WO2008011101A3 Methods, systems and computer program products for routing and processing enum queries
12/18/2008WO2007133488A3 Framework for agile mobile applications
12/18/2008US20080313571 Method and system for automating the creation of customer-centric interfaces
12/18/2008US20080311898 Network support for swimming pool monitoring and control
12/18/2008US20080311897 Network context based policy management
12/18/2008US20080311896 Method and system for a mobile multi-service interface device
12/18/2008US20080311895 Colorful Ring Back Tone Copying Method
12/18/2008US20080311894 Method and apparatus for presenting and controlling information for managing an event
12/18/2008US20080311892 Method for Transmitting and Receiving a Mbms Service in Mobile Communication System
12/18/2008US20080311891 Techniques for lawful interception in wireless networks
12/18/2008US20080311890 IMS network support for remote video recording and access
12/18/2008US20080311889 Portable communication device and method for sharing a user personality
12/18/2008US20080311888 Techniques for providing multimedia communication services to a subscriber
12/18/2008US20080310612 System, method and device supporting delivery of device-specific data objects
12/18/2008US20080310611 Control System of Communication Network
12/18/2008US20080310610 Method of remotely changing operating characteristics of a communications device
12/18/2008US20080310608 Credit based management of telecommunication activity
12/18/2008US20080310606 Communication assistance system and method
12/18/2008US20080310438 Methods and system for fast session establishment between equipment using H.324 and related telecommunications protocols
12/18/2008US20080310402 Communication systems and qsig communications methods
12/18/2008US20080310381 Generic wireless services discovery
12/18/2008US20080310305 Interruption control
12/18/2008DE112007000380T5 Heimkommunikationsserver Home Communication Server
12/17/2008EP2003866A1 Connection device, connection method, and connection program
12/17/2008EP2003865A2 A method, a system and a ring back tone apparatus for offering the presence information using ring back tone
12/17/2008EP2003837A1 Method for migration a network subscriber telephone connection, and a telephone network system
12/17/2008EP2002666A1 Method, communication system, and communication terminal for the transmission of data
12/17/2008EP2002643A2 System and method of controlling a graphical user interface at a wireless device
12/17/2008EP2002350A2 Method and system for managing virtual talk groups