Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
12/2002
12/14/2002CA2390626A1 Measuring speech quality
12/12/2002WO2002100119A1 Method and apparatus for setting up a connection by means of a call back function of a voice mail service and a voice mail system provided with a call back function for setting up a connection
12/12/2002WO2002100087A1 Isn call interrupt
12/12/2002WO2002100080A1 Service management system blocking
12/12/2002WO2002100079A2 Method and device for diverting calls
12/12/2002WO2002100078A1 Bypass for telephone system splitter
12/12/2002WO2002100073A2 Concurrent switching of synchronous and asynchronous traffic
12/12/2002WO2002100050A1 Auto redialing & call-receivable person notifying device
12/12/2002WO2002100020A2 Method and apparatus for determining distance qualification and electrical qualification of a telephone line for high speed communications
12/12/2002WO2002099786A1 Method and device for multimodal interactive browsing
12/12/2002WO2002099567A2 Remote testing of high speed data and voice communication networks
12/12/2002WO2002054739A3 Signalling a rejected connection request within a mobile radio network to a calling mobile station
12/12/2002WO2002049279A3 System and method for assisting in controlling real-time transport protocol flow through multiple networks via media flow routing
12/12/2002WO2002019648A3 System and method for the wireless access of computer-based services in an attributable manner
12/12/2002WO2002015601A3 A method for selecting applications and locating users in a wireless system
12/12/2002WO2002015597A3 Apparatus and method of replacing telephony cards without down time
12/12/2002US20020188777 System and method for automatically conducting and managing surveys based on real-time information analysis
12/12/2002US20020188731 Control unit for multipoint multimedia/audio system
12/12/2002US20020188712 Communications system with fraud monitoring
12/12/2002US20020188686 System and method for accessing voice messaging system data
12/12/2002US20020188681 Method and system for informing users of subjects of discussion in on -line chats
12/12/2002US20020188620 Calendar-enhanced directory searches including dynamic contact information
12/12/2002US20020188589 Method and business process to maintain privacy in distributed recommendation systems
12/12/2002US20020188453 System and method for processing speech files
12/12/2002US20020187794 SMS automatic reply and automatic handling
12/12/2002US20020187793 Global paging of mobile stations in a wireless network using MSC pool
12/12/2002US20020187791 Security system and security apparatus
12/12/2002US20020187790 Non-dedicated access node and switch connections in a wireless telecommunications network
12/12/2002US20020187787 Apparatus, and associated method, for effectuating a data service designated by a service delivery mode
12/12/2002US20020187777 Portable call management system
12/12/2002US20020186835 Multi-service network interface method for frequency-division multiplexed communications systems
12/12/2002US20020186832 Telecommunications system, apparatus and method for providing an alphanumeric speed dialing service
12/12/2002US20020186830 Control interface for linking a computer supported telephony application with a PBX switch utilizing CSTA protocols
12/12/2002US20020186828 Context driven alternate point of contact service
12/12/2002US20020186827 Method and system for implementing call administration in a public switched telephone network
12/12/2002US20020186826 Intelligent dynamic realtime feature delivery
12/12/2002US20020186825 Service management system blocking
12/12/2002US20020186823 Electronic document answering machine
12/12/2002US20020186690 Package growth/degrowth/shift method in exchange
12/12/2002US20020186686 Non-server type voice packet communication device and method
12/12/2002DE10128006A1 Interconnecting 3 subscribers connected to data line network, especially telephone network or Internet, involves providing caller or addressee network identifier with trigger information
12/12/2002DE10127852A1 Procedure for detecting conversational information e.g. over a telephone line, involves extracting part of the information for storage
12/12/2002DE10127415A1 Unified messaging communication system allows connection of telephones computers and fax machines
12/12/2002DE10127360A1 Transmission system for messages in a mobile phone system provides user with partner status
12/12/2002DE10126081A1 Controlling telecommunications system involves telephony server managing references to Computer Supported Telephony Application (CSTA) service and monitor objects and ID numbers for service and monitor requests
12/12/2002DE10124965A1 Verfahren zum Umschalten eines Bezugsspannungspotentials für Überspannungsschutzeinrichtungen A method for switching a reference voltage potential for surge protection devices
12/12/2002DE10124947A1 Automatic information transmission and output at receiver if appropriate involves automatically dialing receiver, automatically confirming, automatically transmitting information
12/12/2002CA2449706A1 Service management system blocking
12/12/2002CA2449703A1 Isn call interrupt
12/12/2002CA2448909A1 Remote testing of high speed data and voice communication networks
12/11/2002EP1265454A1 Monitoring device and method
12/11/2002EP1265427A1 Voice mail with mailbox partitioning
12/11/2002EP1265426A1 Punctual shut-down of a call center
12/11/2002EP1265388A1 Multiplex transmission device
12/11/2002EP1264508A1 Method and device for detecting interruptions of speech/data channels in isdn connections
12/11/2002EP1264503A1 Mobile communications networks
12/11/2002EP1264497A2 Method for transmitting information over a radio network and for representing the information by means of a mobile transmitting/receiving station
12/11/2002EP1264469A2 Instant messaging with additional voice communication
12/11/2002EP1264460A1 Procedure to facilitate communication between participants actin in networks that utilize different administrative and technical principles by dividing the infrastructure into logical layers
12/11/2002EP1264418A2 A method and system for stereo echo cancellation for voip communication systems
12/11/2002EP1192810B1 Device and method for determining tone ringing frequency
12/11/2002EP0990339B1 Conversational prompting method for voice-controlled information and inquiry services involving computer telephony
12/11/2002EP0928534B1 Method and system for interactive communication between two telephone sets via the internet
12/11/2002EP0920663B1 Method and system for testing computer system software
12/11/2002EP0890269B1 Peripheral control in an intelligent network
12/11/2002EP0749653B1 Expandable telecommunications system
12/11/2002CN2525748Y Test clip box for mobile telephone battery
12/11/2002CN1385049A Communications system providing call type indication for group calls
12/11/2002CN1385036A Communications system
12/11/2002CN1385026A Method of and system for providing intelligent network control services in IP telephone
12/11/2002CN1385025A Method and system for diverting telecommunications connections
12/11/2002CN1385024A Locating faulty link section in active long-term connection
12/11/2002CN1384942A Communications bridge for circuit switched data transfer simulation
12/11/2002CN1384689A Storing and accessing method and device of multimedia message transmitting service related information
12/11/2002CN1384656A Structure short message service system and method
12/11/2002CN1384647A Calling-treatment controlling method and equipment in communication network
12/11/2002CN1384641A Speech business method based on Internet
12/11/2002CN1096216C Providing service area dependent subscriber data mobile telecommunications network
12/11/2002CN1096211C Alarm method and apparatus for mobile communication repeating system
12/11/2002CN1096205C Network directory method and system for cellular radiotelephone
12/11/2002CN1096204C Access location register and method for processing outgoing and incoming call in mobile communications system
12/11/2002CN1096192C Communication system and service controller for call handling
12/11/2002CN1096172C Network termination equipment
12/11/2002CN1096171C Operational support system mechanism and method in test of communications device
12/10/2002US6493696 Message forwarding of multiple types of messages based upon a criteria
12/10/2002US6493695 Methods and systems for homogeneously routing and/or queueing call center customer interactions across media types
12/10/2002US6493673 Markup language for interactive services and methods thereof
12/10/2002US6493671 Markup language for interactive services to notify a user of an event and methods thereof
12/10/2002US6493550 System proximity detection by mobile stations
12/10/2002US6493447 Contact server for call center for syncronizing simultaneous telephone calls and TCP/IP communications
12/10/2002US6493446 Call center posting program
12/10/2002US6493445 Providing alerting/call waiting/call holding services to on-line internet users
12/10/2002US6493443 Self-generating return call service
12/10/2002US6493439 Analog caller identification transmission method and apparatus
12/10/2002US6493438 Direct distance dialing (DDD) access to a communication services platform
12/10/2002US6493437 Advertising-subsidized PC-telephony
12/10/2002US6493436 System for correcting failures of music on transfer
12/10/2002US6493434 Update of web audio messages via audio user interface
12/10/2002US6493433 Multi-threaded database system for an interactive voice response platform
12/10/2002US6493432 System for ensuring calling party privacy in a call screening system