Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
01/1999
01/20/1999EP0567634B1 Security systems based on recording unique identifier for subsequent playback
01/20/1999CN1205826A Call back service for regulatory restrictive area
01/20/1999CN1205823A Procedure and system for setting up of calls
01/20/1999CN1205822A Accessing telecommunications services
01/20/1999CN1205819A Improving modifiability of data system
01/20/1999CN1205591A Subscriber line control device
01/19/1999USRE36051 Automatic call distribution network with call overload system and method
01/19/1999US5862492 Mobile communication system and a base station in a mobile communication system
01/19/1999US5862473 Relay apparatus for pagers
01/19/1999US5862388 Interrupt-time processing of received signals
01/19/1999US5862339 Client connects to an internet access provider using algorithm downloaded from a central server based upon client's desired criteria after disconnected from the server
01/19/1999US5862319 Dynamic data tool for testing record processing systems
01/19/1999US5862220 Method and apparatus for using network address information to improve the performance of network transactions
01/19/1999US5862212 Method and structure for detecting a customer premises equipment alerting signal
01/19/1999US5862211 Automatic simultaneous voice-and-data call setup for remote-site servicing
01/19/1999US5862210 Signal detection circuit and telephone apparatus
01/19/1999US5862209 Method for providing caller directive announcements in a personal communication system
01/19/1999US5862208 Method and system for enabling a party to change terminals during a call
01/19/1999US5862207 Method and system for providing virtual telephone terminals
01/19/1999US5862201 Redundant alarm monitoring system
01/19/1999US5862200 Ground fault detector for T1 span equipment
01/19/1999US5862137 For facilitating transmission of a unit of data
01/19/1999US5861907 Multi-point teleconference system
01/19/1999US5861873 Modular portable computer with removable pointer device
01/19/1999CA2164620C Method of predicting voltages in telephone line measurement
01/19/1999CA2159393C Change of equal access carrier notification
01/19/1999CA2148023C Intelligent call waiting
01/19/1999CA2147906C Personal mobile communication system
01/19/1999CA2116584C Adaptive echo canceller for voice messaging system
01/19/1999CA2025645C Control channel terminating interface and its testing device for sending and receiving signal
01/16/1999CA2235361A1 Telephone-based speech recognition for data collection
01/15/1999CA2242944A1 System and method for relocating a user in a communications network
01/14/1999WO1999002006A1 Method for creating functional units between first telecommunications devices and second telecommunications devices of wireless telecommunications systems
01/14/1999WO1999002000A1 Resource controllers for use in a non-unitary service system
01/14/1999WO1999001992A2 Ani based routing
01/14/1999WO1999001977A1 Method for operating a network with interconnected terminals
01/14/1999WO1999001976A1 Call diversion with destination querying
01/14/1999WO1999001975A1 Porting user number between networks
01/14/1999WO1999001974A1 A method of scheduling connections
01/14/1999WO1999001970A2 Method and system for regulating call flow
01/14/1999WO1999001969A1 Network access methods, including direct wireless to internet access
01/14/1999WO1999001966A1 Methods for resource control in a non-unitary service system
01/14/1999WO1999001826A2 Method, system and computer program product for providing customer service over the world-wide web
01/14/1999WO1998032259A3 Signature based fraud detection system
01/14/1999WO1998026616A3 Communications system and method for testing of a communications apparatus
01/14/1999WO1998025387A3 Call center integration with operator services databases
01/14/1999DE19727716A1 Verfahren zum Bilden von Funktionseinheiten zwischen ersten Telekommunikationsgeräten und zweiten Telekommunikationsgeräten drahtloser Telekommunikationssysteme A method for forming functional units between first telecommunications appliances and second telecommunications appliances wireless telecommunication systems
01/14/1999CA2295213A1 Porting user number between networks
01/14/1999CA2294836A1 Call diversion with destination querying
01/14/1999CA2294813A1 Method, system and computer program product for providing customer service over the world-wide web
01/14/1999CA2264165A1 Method for operation of a network with terminals that can be connected with each other
01/13/1999EP0891115A1 Methods and apparatus for facilitating communication between multiple platforms via a single, multi-channel communication conduit
01/13/1999EP0891113A2 Method and apparatus for field testing cellular telephones
01/13/1999EP0891106A2 Traffic generator
01/13/1999EP0891069A2 Identification of a fraudulent call with a neural network
01/13/1999EP0891068A2 Detection of a fraudulent call using a neuronal network
01/13/1999EP0891067A2 A telecommunications system for providing both narrowband and broadband services to subscribers
01/13/1999EP0891058A1 Self-routing switch and videoconference system using such a switch
01/13/1999EP0891052A2 Integrating SDH/PDH monitoring, apparatus and its method
01/13/1999EP0890270A1 Telecommunications routing based on format of message
01/13/1999EP0890269A1 Peripheral control in an intelligent network
01/13/1999EP0890256A1 Fraud prevention in a telecommunications network
01/13/1999EP0890255A1 Fraud monitoring in a telecommunications network
01/13/1999EP0890253A1 Call queuing and distribution
01/13/1999EP0890252A1 Telephoning method comprising novel subscriber service
01/13/1999EP0890251A1 A method of establishing a communications call
01/13/1999EP0890249A1 Apparatus and method for reducing speech recognition vocabulary perplexity and dynamically selecting acoustic models
01/13/1999EP0890247A2 Smart interface technology
01/13/1999EP0890246A1 Process for supplying data via a broad-band medium
01/13/1999EP0890245A1 Process for supplying data via a digital data network
01/13/1999EP0890236A1 A communications network having a multicast capability
01/13/1999EP0890231A1 Block spectrum receiver for a broadband communications system
01/13/1999EP0772857B1 Education and entertainment device with dynamic configuration and operation
01/13/1999CN1205157A Data service in mobile communication network
01/13/1999CN1204933A Alarm method and apparatus for mobile communication repeating system
01/13/1999CN1204917A Multi-address communication system using electronic mail and distributing method of electronic mail thereof
01/12/1999US5860059 Transaction system based on a bidirectional speech channel by status graph building and problem detection for a human user
01/12/1999US5859979 System for negotiating conferencing capabilities by selecting a subset of a non-unique set of conferencing capabilities to specify a unique set of conferencing capabilities
01/12/1999US5859908 Method and apparatus for applying multiple speech processing features to a telephone call
01/12/1999US5859904 Methods and systems for connecting multiple telephone lines between two stations
01/12/1999US5859902 Method for processing collect calls
01/12/1999US5859901 Intelligent call connection service
01/12/1999US5859899 Method and system for data collection using public network and broadcasting
01/12/1999US5859897 Telephone calling card and service
01/12/1999US5859895 Auxiliary circuit switching for provisioning and/or repair in a fiber-to-the-curb system
01/12/1999US5859661 Technique for reducing overload in a shared transmission network
01/12/1999CA2159383C Automatic call back under control of a telephone terminal
01/12/1999CA2131622C Call processing control system
01/12/1999CA2081717C Method for the transmission of message associated user-to-user information
01/07/1999WO1999000996A1 Method and apparatus for monitoring selected telecommunications sessions in an intelligent switched telephone network
01/07/1999WO1999000994A2 Method and system for assigning spare transmission links to restoral routes
01/07/1999WO1999000970A2 Circuit for transmitting messages
01/07/1999WO1999000966A1 System and method for enhanced skills based routing
01/07/1999WO1999000965A1 Method and apparatus for processing requests and maintaining records in a telecommunications system
01/07/1999WO1999000964A2 Method and communication device for implementing a scheduled-call function in a communication system
01/07/1999WO1999000963A1 Detection of handset state
01/07/1999WO1999000954A1 Telecommunication system
01/07/1999WO1999000953A1 Telecommunication system
01/07/1999WO1999000952A1 Telecommunication system
01/07/1999WO1999000751A1 Method and apparatus for communicating information about a called party to a calling party