Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
11/2004
11/10/2004CN1175700C Establishment of control channel in communication network
11/10/2004CN1175685C Initiating controlling service
11/10/2004CN1175653C Quick calling-searching method for IP telephone
11/10/2004CN1175652C Method for call transfer
11/10/2004CN1175651C Busy call management system and its method in switch
11/10/2004CN1175650C Apparatus and method of coupling home network signals between an analog phone line and a digital bus
11/10/2004CN1175636C Mobile communication system and gateway exchanger selection server and gateway exchanger selection method
11/10/2004CN1175629C Method for setting up numbering scheme and providing service for high-grade intelligent network subscriber
11/10/2004CN1175366C Video player with code sensor
11/10/2004CN1175361C Micro-personal digital assistant
11/09/2004USRE38649 Method and apparatus for word counting in continuous speech recognition useful for reliable barge-in and early end of speech detection
11/09/2004US6816904 Networked video multimedia storage server environment
11/09/2004US6816735 Method and system for facilitating location-based services
11/09/2004US6816733 Tracking agent call processing locations in connection with an automatic call distribution system
11/09/2004US6816727 Technique for continually providing directional assistance over a communication network to a user
11/09/2004US6816726 Transfer of different data types in a telecommunications system
11/09/2004US6816722 Detecting and preventing fraudulent use in a telecommunications network
11/09/2004US6816719 Method and system for making wireless terminal profile information accessible to a network
11/09/2004US6816590 System and method of configuring a network element
11/09/2004US6816589 Dynamic communications groups
11/09/2004US6816587 Virtual private line connection system and method
11/09/2004US6816586 Controlling intelligent network services
11/09/2004US6816582 Automatically simultaneously ringing alternative telephone numbers
11/09/2004US6816581 System and method for interfacing a privacy management service with a voice mail system
11/09/2004US6816579 Method and system for releasing a voice response unit from a protocol session
11/09/2004US6816576 Tree hierarchy and description for generated logs
11/09/2004US6816575 Single ended loop loss measurement by frequency domain reflectometry-based signal processing
11/09/2004US6816481 Internet caller identification system and method
11/09/2004US6816468 Captioning for tele-conferences
11/09/2004US6816278 Communication device and storage medium
11/09/2004CA2312325C Method and system for media connectivity over a packet-based network
11/09/2004CA2221666C Method of wireless retrieval of information
11/06/2004CA2465873A1 Multicasting notification system
11/04/2004WO2004095850A2 System and method for ip telephony ping
11/04/2004WO2004095839A1 System and method for real time playback of conferencing streams
11/04/2004WO2004095824A1 System for remotely switching isdn telephone channels
11/04/2004WO2004095823A1 Automatic speak-up indication for conference call attendees
11/04/2004WO2004095822A1 Replay of conference audio
11/04/2004WO2004095821A2 Operator performed voicemail transcription
11/04/2004WO2004095819A1 Call transfer service using service control point and service node
11/04/2004WO2004095817A1 Method and apparatus for providing ring back tone using a private automatic branch exchange
11/04/2004WO2004095816A2 Method of establishing communications between selected user terminals, using dedicated communication equipment
11/04/2004WO2004095814A1 A method of managing voicemails from a mobile telephone
11/04/2004WO2004095811A2 Communications methods and systems using voiceprints
11/04/2004WO2004095787A1 Method and apparatus for group call services
11/04/2004WO2004095753A2 A method and apparatus for managing wireless mobile terminals
11/04/2004WO2004095422A2 Operator performed voicemall transcription
11/04/2004WO2004095351A2 Method and apparatus for updating a subscriber identity in a mobile communication device
11/04/2004WO2004095206A2 Hotlist system and method for communication devices
11/04/2004WO2004057853A3 A system and a method for enabling an automated customized service offer
11/04/2004WO2004042489A3 User-identifier translator and linking apparatus for xml-based services and corresponding method
11/04/2004WO2004023835A3 Method and apparatus for call notification and delivery to busy mobile station
11/04/2004US20040221213 Communications jacks including test circuits and related circuits and methods
11/04/2004US20040220958 Multiple protocol database
11/04/2004US20040220851 System and method for advertiser-sponsored phone service
11/04/2004US20040220810 Web service call flow speech components
11/04/2004US20040219941 Group communication device and method
11/04/2004US20040219911 Virtual communications assistance for law enforcement act (CALEA) device
11/04/2004US20040219907 Method and apparatus for exchanging air-interface information during a dormant packet data session
11/04/2004US20040219906 Wireless verbal announcing method and system
11/04/2004US20040219902 User authentication method and apparatus cross-reference to related applications
11/04/2004US20040219827 System for monitoring connection pattern of data ports
11/04/2004US20040218756 ISDN crosstalk cancellation in a DSL system
11/04/2004US20040218751 Automated call center transcription services
11/04/2004US20040218750 Desktop telephony application program for a call center agent
11/04/2004US20040218749 Method and system for automatic contact distribution utilizing presence detection
11/04/2004US20040218747 Method and apparatus for correlating a unique identifier, such as a PSTN telephone number, to an internet address to enable communications over the internet
11/04/2004US20040218745 Head postion based telephone conference system and associated method
11/04/2004US20040218744 Conference call setup automation
11/04/2004US20040218743 Privacy screening service for telecommunications
11/04/2004US20040218737 Telephone system and method
11/04/2004US20040218734 System and method for customized telephone greeting announcements
11/04/2004US20040218733 Remote control of CPE-based service logic
11/04/2004US20040218731 Communications assistance for law enforcement act (CALEA) device
11/04/2004US20040218730 Multi-use telephone test sets and related systems and methods
11/04/2004US20040218700 Digital implementation of multi-channel demodulators
11/04/2004US20040218628 Method and apparatus for multiple media digital communication system
11/04/2004US20040218585 Method and system of screening and control of telephone calls while using a packet-switched data network
11/04/2004US20040218583 Computer telephony integration adapter
11/04/2004US20040218553 Method and device for providing conferences
11/04/2004US20040218546 Per-call quality of service monitor for multimedia communications system
11/04/2004US20040218035 Mixed-media telecommunication call set-up
11/04/2004DE10316160A1 Endgerät, Vermittlungseinrichtung, Mobileinheit und Verfahren zum Weiterleiten eines Anrufes in einem Telekommunikationsnetz Terminal switching device, the mobile unit and method for routing a call in a telecommunications network
11/04/2004CA2522757A1 System and method for ip telephony ping
11/04/2004CA2520879A1 Communications methods and systems using voiceprints
11/03/2004EP1473953A1 Cellular communication standard employment by mobile cellular communication device for network management information exchange with network infrastructure device
11/03/2004EP1473949A2 Provision of a content delivery service to a user in a messaging system according to the user identification information
11/03/2004EP1473947A2 Telephone call routing
11/03/2004EP1473937A1 Communication apparatus
11/03/2004EP1473920A1 Automatic collect call
11/03/2004EP1473918A2 Signal processing apparatus
11/03/2004EP1473917A1 Fixed line multimedia messaging service without SMS notification
11/03/2004EP1473916A1 Web service call flow speech components
11/03/2004EP1473915A1 Masked phone service with mask phone number
11/03/2004EP1473914A2 Computer telephony interface adapter
11/03/2004EP1472855A1 Distributed telephone conference with speech coders
11/03/2004EP1472854A1 In-bound call directed telephone station and method of directing a telephone station based on an in-bound call
11/03/2004EP1472848A2 Method and apparatus for session release in a communication system
11/03/2004EP1378111A4 Retrieval of data related to a call center
11/03/2004EP1368943A4 Apparatus and method for network-initiated real-time multi-party communications