Patents
Sitemap › H04 - Electric communication technique › H04M - Telephonic communication › H04M 3 - Automatic or semi-automatic exchanges
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
12/2002
12/04/2002CN1383667A Telephone speech control system, intermediate processing device, and exchange
12/04/2002CN1383315A Method for automatically detecting 'Busy' signal
12/04/2002CN1383291A Patabase maintenance method and system for communication network
12/03/2002US6490614 System and method for multimedia messaging system collaboration including proposal approval
12/03/2002US6490613 Arrangement for extending service support in a communication system
12/03/2002US6490564 Arrangement for defining and processing voice enabled web applications using extensible markup language documents
12/03/2002US6490445 Customer activation system for cellular network
12/03/2002US6490432 Distributed media on-demand information service
12/03/2002US6490350 Monitoring system for telephony resources in a call center
12/03/2002US6490349 System and method for scan-dialing telephone numbers and classifying equipment connected to telephone lines associated therewith
12/03/2002US6490348 Switching system for providing an improved call waiting service
12/03/2002US6490347 Method and apparatus for providing telecommunications trunk group selection for use in a public network in accordance with customer preference
12/03/2002US6490346 Apparatus and method for providing music-on-hold service in key telephone system
12/03/2002US6490344 Communication system and communication channel coupling method
12/03/2002US6490342 Method for quickly testing the operability of a subscriber circuit
12/03/2002US6490294 Apparatus and method for interconnecting isochronous systems over packet-switched networks
12/03/2002US6490274 Telephony service system employing cable network and telephony service method
12/03/2002US6489977 Received information display method
12/03/2002US6489748 Split backplane power system
12/03/2002US6489338 Imidazopyridine and imidazopyrimidine antiviral agents
11/2002
11/28/2002WO2002096150A1 Local authentication in a communication system
11/28/2002WO2002096139A1 Synchronization of stored service parameters in a communication system
11/28/2002WO2002096126A2 Method and apparatus for message escalation by digital assistants
11/28/2002WO2002096087A1 Variable length called number screening
11/28/2002WO2002096082A2 Putting ip calls on hold during a modem session
11/28/2002WO2002096081A1 Method for processing voice mail message call returns
11/28/2002WO2002096080A1 Method for switching over a reference voltage potential for overvoltage protection devices
11/28/2002WO2002096079A2 A call center for handling video calls from the hearing impaired
11/28/2002WO2002096076A1 Voice attachment to an email using a wireless communication device
11/28/2002WO2002096072A1 Method and apparatus for testing loop-back communications while eliminating the need for a loop-back relay.
11/28/2002WO2002096067A2 Pbx control system via remote telephone
11/28/2002WO2002096065A2 Call forwarding features in mobile wireless communication devices and methods therefor
11/28/2002WO2002095967A1 Multi-function, multi-state input control device
11/28/2002WO2002095966A1 Method and apparatus for processing barge-in requests
11/28/2002WO2002075606A8 Systems and methods for communicating from an integration platform to a lightweight directory access protocol based database
11/28/2002WO2002073601B1 Method and device for determining the quality of a speech signal
11/28/2002WO2002062034A3 Method for adding sound via a telephone network to a page of data that can be remotely consulted via a communication network, site, voice server and computer using said method
11/28/2002WO2002032090A3 Method for the administration and establishment of services in a switched system
11/28/2002WO2002028081A3 Method and control programme for starting up a user connection of a communications facility
11/28/2002WO2002028076A3 Internet call center contact volume control
11/28/2002WO2002014986A3 Method and apparatus for controlling or monitoring access to the content of a telecommunicable data file
11/28/2002US20020178452 In-home network for distributing data
11/28/2002US20020178267 Communicaton system, and connection setting method and connection setting program of exchange and terminal
11/28/2002US20020178182 Markup language extensions for web enabled recognition
11/28/2002US20020178001 Telecommunication apparatus and methods
11/28/2002US20020178000 Methods and apparatus for accessing and processing multimedia messages stored in a unified multimedia mailbox
11/28/2002US20020177461 Controller for providing an efficient dormant mode for a group communication network
11/28/2002US20020177456 Method for transmitting simple message
11/28/2002US20020177454 System for personal messaging
11/28/2002US20020177451 Position registration method, information distribution method, mobile communication network, and mobile communication terminal
11/28/2002US20020177442 Schedule notifying system capable of correcting schedule date and time
11/28/2002US20020177438 Method of registering services in mobile-communication system
11/28/2002US20020177435 System and method of accessing and recording messages at coordinate way points
11/28/2002US20020177433 Methods and apparatus for restricting access of a user using a cellular telephone
11/28/2002US20020176568 Method and apparatus for off-hook management of plural subscriber premises devices connected to same telephone line
11/28/2002US20020176565 Method of telephone number dialing based on biometric information
11/28/2002US20020176564 Operator call-fielding scenario system
11/28/2002US20020176563 Geographical number portability
11/28/2002US20020176562 Signal transfer point local number portability database audit system and method
11/28/2002US20020176560 Application-specific subnet for enhanced call processing
11/28/2002US20020176559 Multimedia for calls on hold
11/28/2002US20020176558 Modem and system with call waiting switching facilities and method of supporting customer access to a service provider
11/28/2002US20020176557 System and method for performing signaling-plan-specific call progress analysis
11/28/2002US20020176554 Method and system of providing caller identification with name
11/28/2002US20020176552 Method and system for detecting a change in at least one telecommunication service rate plan
11/28/2002US20020176551 Apparatus for facilitating combined pots and xDSL services at a customer premises
11/28/2002US20020176549 Method for processing voice mail message call returns
11/28/2002US20020176548 Voice mail apparatus and associated method
11/28/2002US20020176544 Method and apparatus for monitoring channel frequency response
11/28/2002US20020176543 PSTN call simulator and method of operation for testing PSTN-To-IP network telephone services for individual and group internet clients prior to availability of the services
11/28/2002US20020176542 Method and apparatus for performing either tone analysis on a local looped-back communications path or utilizing a hybrid reflection based looped-back test to test integrity
11/28/2002US20020176493 Pulse transmission device for use in long-distance communication
11/28/2002US20020176490 Single ended line probing in DSL system using transformerless hybrid
11/28/2002US20020176406 Method of requesting security and release of communication band
11/28/2002US20020176404 Distributed edge switching system for voice-over-packet multiservice network
11/28/2002US20020176400 Conservation of access network bandwidth during multiuser call connections in a broadband telephony network
11/28/2002US20020176376 Method of and system for remotely invoking processing tasks at a task processor through voice commands from a terminal device
11/28/2002US20020176365 Matching DSL data link layer protocol detection
11/28/2002US20020175943 Monitoring system client with call center layout and design capabilities
11/28/2002US20020175929 Monitoring system client with call center layout and design capabilities
11/28/2002DE19935786C2 Verfahren und Anordnung zum Verifizieren einer Verbindung zwischen zwei Kommunikationseinrichtungen Method and arrangement for verifying a connection between two communication devices
11/28/2002DE19934467C2 Verfahren zur Nutzung eines gemeinsamen Dienstes aus unterschiedlichen Telekommunikationsnetzen A method for using a common service from different telecommunications networks
11/28/2002DE10124764A1 Connection establishing method for subscriber through exchange, involves checking allocation of call address to relevant code in call forwarding list using code extracted from connection request
11/28/2002DE10122631A1 Verfahren und Anordnung zur Speicherung von Nachrichten Method and system for storing messages
11/28/2002CA2448530A1 Variable length called number screening
11/27/2002EP1261190A2 Voice mail apparatus and asscociated method
11/27/2002EP1261189A2 Control interface for linking a computer supported telephony application with a PBX switch utilizing CSTA protocols
11/27/2002EP1261187A1 System for connecting a first and second computer equipments through a telecommunications network
11/27/2002EP1261180A2 System for personal messaging
11/27/2002EP1261179A2 Method and apparatus for multimedia messaging
11/27/2002EP1260105A2 Method and apparatus for assisting a user to find a communication resource of sufficient capacity
11/27/2002EP1260089A1 Extension of the "explicit call transfer" function
11/27/2002EP1260088A2 Distributed call center with local points of presence
11/27/2002EP1260087A1 Service development environment
11/27/2002EP1260086A1 Tracing of a malicious call
11/27/2002EP1260085A2 Method and apparatus for termination detection in an adsl environment
11/27/2002EP1260084A2 Extrapolation of location and amplitude of noise source on telecommunication wireline from single ended access point
11/27/2002EP1260069A2 Presence management system using context information
11/27/2002EP1260056A2 System and method for providing group communication services
11/27/2002EP1260008A1 Method and apparatus for providing reliable communications in an intelligent network
1 ... 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 ... 999