Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
07/2003
07/30/2003EP1331800A2 Call center and method for controling a call center
07/30/2003EP1331799A1 Automatic transmission of an information reply signal
07/30/2003EP1331798A2 Computer-readable storage medium containing program instructions for managing data in communication terminal
07/30/2003EP1331787A1 Method for the selective routing of a Voice-Over-IP connection to a service number
07/30/2003EP1331786A1 Method and device for providing a communication session
07/30/2003EP1331704A1 Connector for communication system with reduced cross-talk
07/30/2003EP1330750A1 Communication arrangement
07/30/2003EP1242864A4 Printer with vacation mode
07/30/2003EP1095497B1 Telephone line interface circuit with intelligent line current and voltage control
07/30/2003CN1433657A Method and system for obtaining identification information on monitored party in communication network
07/30/2003CN1433644A Call progress management system, apparatus and method
07/30/2003CN1433643A Data analysis in intelligent network
07/30/2003CN1433547A Session initiation protocol servet application programming interface
07/30/2003CN1433241A Mobile phone, call control method and inconing call control method
07/30/2003CN1433232A 移动通信系统 The mobile communication system
07/30/2003CN1433209A Access method of fixed phone/mobile phone/IP phone to IP video conference system
07/30/2003CN1433207A Video telephone conference system and its audio/video processing method
07/30/2003CN1433185A Communication system, system information downloading method, system unit and server unit
07/30/2003CN1433182A Inspection and holding method for line to be connected to preset physical bit rate
07/30/2003CN1433114A 双重寄生电流保护器 Double parasitic current protection
07/30/2003CN1116770C Automatic hostel server using speech recognition
07/30/2003CN1116758C Voice recording and playback apparatus
07/30/2003CN1116757C System and method for managing subscriber related service within telecommunications network
07/30/2003CN1116752C Expandable telecommunications system
07/29/2003US6601113 System platform for a communication system
07/29/2003US6601048 System and method for detecting and managing fraud
07/29/2003US6601031 Speech recognition front end controller to voice mail systems
07/29/2003US6600928 Method for establishing a temporary simplex call group in a wireless communication system
07/29/2003US6600919 Cellular phone for radio communication system having automatic data conversion function
07/29/2003US6600822 Method for telephony call blending
07/29/2003US6600821 System and method for automatically detecting problematic calls
07/29/2003US6600820 Telecommunications switching network for making interconnections in accordance with customer data
07/29/2003US6600819 Method for implementing call acceptance groups in a communication network
07/29/2003US6600818 System and method for changing A-number
07/29/2003US6600817 Method and apparatus for monitoring communication connections within and across time zones
07/29/2003US6600816 Connection management servicing method for communication channel
07/29/2003US6600814 Method, apparatus, and computer program product for reducing the load on a text-to-speech converter in a messaging system capable of text-to-speech conversion of e-mail documents
07/29/2003US6600751 Gateway between a data network and a service network
07/29/2003US6600738 Routing in an IP network based on codec availability and subscriber preference
07/29/2003US6600737 Bandwidth protection for voice over IP
07/29/2003US6600736 Method of providing transfer capability on web-based interactive voice response services
07/29/2003US6600735 Internet telephone connection method, bandwidth controller and gate keeper
07/29/2003US6600734 Apparatus for interfacing a wireless local network and a wired voice telecommunications system
07/29/2003US6600733 System for interconnecting packet-switched and circuit-switched voice communications
07/29/2003US6600642 Method and apparatus for lightning suppression in a telecommunication printed circuit board
07/29/2003US6600508 Communication method, communication service apparatus, communication terminal device and communication system
07/29/2003US6599790 Laser-irradiation method and laser-irradiation device
07/29/2003CA2307874C Structured voicemail messages
07/29/2003CA2302680C Apparatus and methods enhancing call routing to and within call-centers
07/29/2003CA2292310C A system and method for allocating overhead voltage in the transmission of pots and xdsl signals
07/29/2003CA2243343C Method and apparatus supporting non-geographic telephone numbers
07/29/2003CA2217838C Wan-based voice gateway
07/29/2003CA2186347C Mobility in telecommunication networks
07/24/2003WO2003061304A2 Telecommunication network that provides caller-entered information to multiple call destinations
07/24/2003WO2003061263A1 Method and system for billing a call that is forwarded to a prepaid subscriber's voicemail
07/24/2003WO2003061259A1 Directory delivery system and method for a digital subscriber line modem
07/24/2003WO2003061257A1 Telephone conferencing system in a telephone network
07/24/2003WO2003061256A1 Method and apparatus for delivering enhanced messages to a calling party
07/24/2003WO2003061255A1 Switching system with separate control connection to remote branch exchanges
07/24/2003WO2003061254A1 Background updates for database information on a mobile device
07/24/2003WO2003061252A1 Detecting bridged taps by frequency domain reflectrometry-based
07/24/2003WO2003061244A1 Method and apparatus for delivering enhanced caller identification services to a called party
07/24/2003WO2003061242A1 Communication application server for converged communication services
07/24/2003WO2003061236A1 Method and system for changing a subscription
07/24/2003WO2003061227A2 Method and apparatus for delivering messages based on user presence, preference or location
07/24/2003WO2003061225A1 Method and system for voice traffic concentration in an atm/dsl head-end network
07/24/2003WO2003061209A1 Method and system for notifying customer of voicemail using an atm signaling channel from an atm/dsl head-end network
07/24/2003WO2003061199A1 Identification of delivery objects
07/24/2003WO2003061167A2 Digital linking of multiple microphone systems
07/24/2003WO2003061152A1 Method and apparatus for acoustic echo cancellation in a communication system providing tty/tdd service
07/24/2003WO2003049414A3 Handheld device with dedicated keys for calling service provider and requesting desired agent skills
07/24/2003WO2002089451A3 Method and apparatus for automatically processing a user's communication
07/24/2003US20030140254 Method for assuring security by remote means when downloading active data
07/24/2003US20030140145 Communication system and method therein
07/24/2003US20030140121 Method and apparatus for access to, and delivery of, multimedia information
07/24/2003US20030140084 System controlling use of a communication channel
07/24/2003US20030139203 Computer-readable storage medium containing program instructions for managing data in communication terminal
07/24/2003US20030139200 Communication system, system information download method, main apparatus, and server apparatus
07/24/2003US20030139173 Method of telematics unit configuration and activation using vehicle control buttons
07/24/2003US20030139172 Rich calling line handling in call setup signalling
07/24/2003US20030139138 Apparatus and method for automatically switching communication/communication supression mode of wireless communication terminal
07/24/2003US20030138119 Digital linking of multiple microphone systems
07/24/2003US20030138096 Method and configuration for operation of an operator switching position in a telecommunications system
07/24/2003US20030138095 Method for NPA split processing on a service control point
07/24/2003US20030138094 Method and system for routing calls based on a language preference
07/24/2003US20030138091 Method, system, and database for providing a telecommunication service
07/24/2003US20030138090 In-bound call directed telephone station and method of directing a telephone station based on an in-bound call
07/24/2003US20030138089 Communication control apparatus and communication control method
07/24/2003US20030138088 Method and system for identifying calls having the same originating number and destination number
07/24/2003US20030138087 Call reception infeasibileness informing system and method
07/24/2003US20030138086 International telephone routing information/status network
07/24/2003US20030138085 Reverse caller-identification
07/24/2003US20030138084 Method and apparatus to validate a subscriber line
07/24/2003US20030138083 Video caller identification systems and methods
07/24/2003US20030138082 Line interface for combining a voice band signal and an XDSL signal on a twisted-pair copper line
07/24/2003US20030138081 Switching center and method for forwarding status information
07/24/2003US20030138080 Multi-channel quiet calls
07/24/2003US20030137965 Establishment of a control channel
07/24/2003US20030137959 Flexible-link multi-media communication
07/24/2003US20030137946 Method and apparatus for acoustic echo cancellation in a communication system providing TTY/TDD service