Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
06/2004
06/03/2004US20040107270 Method and system for collaboration recording
06/03/2004US20040107263 Communication system with function of encryption/decryption by agency
06/03/2004US20040107251 System and method for communicating expressive images for meetings
06/03/2004US20040107211 System and method for improving the automated loop makeup process
06/03/2004US20040107015 Audio confirmation system and method
06/03/2004US20040106418 Process for transmitting sms messages with protected identity
06/03/2004US20040106416 Telecommunications system
06/03/2004US20040106413 Transmission method for cellular telephony mobile equipment's location data
06/03/2004US20040106406 Server using wireless application protocol
06/03/2004US20040105536 System for providing access to a voice mail system
06/03/2004US20040105535 Single telephone number access to multiple communications services
06/03/2004US20040105530 Call screening apparatus and method
06/03/2004US20040105529 Real-time incident and response information messaging in a system for the automatic notification that an emergency call has occurred from a wireless telecommunication device
06/03/2004US20040105464 Voice data transmitting and receiving system
06/03/2004US20040105430 System and method for connecting portable information equipment and extension telephone
06/03/2004US20040105429 Network and method for sharing radio access nodes between core networks
06/03/2004US20040105428 System for establishing and maintaining a connection
06/03/2004US20040105425 Modular switch system on high-speed serial bus
06/03/2004US20040105408 System and method for supporting mobility of mobile node using regional anchor point in future Internet
06/03/2004US20040105395 Method and device for providing conferences
06/03/2004US20040104838 Gps for telephone line records
06/03/2004DE20122148U1 Funkgerät Radio set
06/03/2004DE19500142B4 Anordnung zur computergesteuerten Prüfung von Rangierungen an Hauptverteilern Arrangement for computer-controlled testing of marshalling at the main distribution
06/03/2004DE10253374A1 Dial-up interlock unit for data connections is provided between data terminal unit and modem, waits for instruction for setting up connection and decides from transmitted call number if dial-up is authorized
06/03/2004DE10252989A1 Unterstützung von Fax und Modem in SIP/SIP-T Netzen und im Interworking dieser Netze mit ISUP+/BICC Support for fax and modem in SIP / SIP-T networks and interworking of these networks with ISUP + / BICC
06/03/2004CA2632097A1 Automated system and method for management of digital subscriber lines
06/02/2004EP1424860A2 Method for controlling a multimedia messaging service between a telecommunication device and a telecommunication network, respective smart card and telecommunication device
06/02/2004EP1424845A2 Method of integrating a packet network in a communications system
06/02/2004EP1424843A1 Multimedia directory assistance service
06/02/2004EP1424842A1 System for managing incoming calls depending on the availability of the called subscriber
06/02/2004EP1424841A1 Single-ended loop test circuitry in a central office DSL modem
06/02/2004EP1424825A1 Method and apparatus for implementing a virtual private network between network nodes
06/02/2004EP1423981A1 Mobile phone telephony
06/02/2004EP1423968A1 System and method for providing multi-modal bookmarks
06/02/2004EP1423967A2 Recording of interactions between a customer and a sales person at a point of sales
06/02/2004EP1423966A1 Automatic voice call connection service method using personal phone book database constructed through voice recognition
06/02/2004EP1423950A1 System and method for transmitting information via a call center sip server
06/02/2004EP1423897A2 Frequency selective transient voltage protector
06/02/2004EP1423800A1 System and method for providing dynamic selection of communication actions using stored rule set
06/02/2004EP1423795A1 System for routing instant messages from users in a customer service group
06/02/2004EP1423790A1 Run-time graphical programming tool for testing non-deterministic events
06/02/2004EP1399795A4 Systems and methods for interfacing with a billing and account management unit
06/02/2004EP1277332A4 Method for voice activated network access
06/02/2004EP1189414B1 Communication service system and dedicated communication terminal used in it
06/02/2004CN2619438Y Device for selectively monitoring mobile phone communication
06/02/2004CN2619437Y Fault alarm system for telephone line
06/02/2004CN1502202A Virtual telephone number service method and system
06/02/2004CN1502201A Exchange system, communication terminal therefor, and exchange communication device
06/02/2004CN1502195A System, method and apparatus that isolate virtual private network (VPN) and best effort traffic to resist denial of service attacks
06/02/2004CN1502194A Integrated network switching system
06/02/2004CN1502187A A messaging system involving wireless communications and method therefor
06/02/2004CN1501731A Mehtod and system for concomitant roaming of polychrome ring back tone resource data of mobile communication user
06/02/2004CN1501726A Mobile communication system exchange state information and operating method thereof
06/02/2004CN1501724A A Method for voice transmission in mobile communication system
06/02/2004CN1501678A Method for displaying state information of mobile phone via display
06/02/2004CN1501677A Apparatus and method for displaying text information of mobile phone via display
06/02/2004CN1501674A Method for selecting different sub phone in main station
06/02/2004CN1501673A A method for judging incoming call area of stationary telephone
06/02/2004CN1501672A Method of switchingin multiple short message protocols on short message platform of stationary network
06/02/2004CN1501671A Telephone traffic statistical method based on rearward shift of task
06/02/2004CN1501651A Call routing method in frame relay voice network
06/02/2004CN1501649A Method for forwarding multimedia message among different multimedia message centers
06/02/2004CN1501630A Method for implementing call tracing
06/02/2004CN1152550C Methods and apparatus for communicating data via a celluar network control channel
06/02/2004CN1152549C Multimedia managing and prioritized queneing system integrated with intelligent routing capability
06/02/2004CN1152536C Method for optimizing mobile radio communication with transmission over multiple interconnection networks
06/02/2004CN1152535C Communication system
06/02/2004CN1152508C Method for retransmission of information and apparatus thereof
06/02/2004CN1152302C Method and system for updating software within telecommunication switch system without interrupting the existing communication
06/01/2004US6745221 Dynamic resource reallocation
06/01/2004US6745137 Single ended attenuation measurement
06/01/2004US6745040 Method and system for processing incoming calls on a communication unit
06/01/2004US6745031 Reconnection of dropped call in mobile communication system
06/01/2004US6745024 System and method for preparing and sending an electronic mail communication using a wireless communications device
06/01/2004US6745023 Cellular mobile radio network and method for operating such a network
06/01/2004US6745021 System, controller and method for alerting mobile subscribers about emergency situations
06/01/2004US6744888 Line interface circuit with event detection signaling
06/01/2004US6744881 System and method for automated customer calling
06/01/2004US6744880 Method for creating a telephone digital switching platform
06/01/2004US6744879 Profit-based method of assigning calls in a transaction processing system
06/01/2004US6744878 Real-time transaction routing augmented with forecast data and agent schedules
06/01/2004US6744877 Method and system for enterprise service balancing
06/01/2004US6744876 Tone sending device of electronic private branch exchange
06/01/2004US6744874 Method of universal communication and devices thereof
06/01/2004US6744872 Method for executing several services during a telephone call
06/01/2004US6744869 Method and system for one party to pass a calling invitation to another party
06/01/2004US6744868 Call party profile presentation service in a multimedia-capable network
06/01/2004US6744867 Remote control of CPE-based service logic
06/01/2004US6744866 Traffic track usage measurement system
06/01/2004US6744861 Voice dialing methods and apparatus implemented using AIN techniques
06/01/2004US6744860 Methods and apparatus for initiating a voice-dialing operation
06/01/2004US6744859 System and apparatus for providing telephone communication between a caller and a special number call answering facility
06/01/2004US6744858 System and method for supporting multiple call centers
06/01/2004US6744857 Methods and apparatus for transmitting over a private network accurate emergency location identification numbers (elins) from behind a multi-line telephone system (mlts) utilizing port equipment numbers
06/01/2004US6744855 Service control platform
06/01/2004US6744854 Detection of bridge taps by frequency domain reflectometry-based signal processing with precursor signal conditioning
06/01/2004US6744853 Testing of telephone lines
06/01/2004US6744813 System and method for estimating noise characteristics in the presence of non-stationary noise
06/01/2004US6744773 Method and apparatus for managing inter-domain addresses between a plurality of domains
06/01/2004US6744759 System and method for providing user-configured telephone service in a data network telephony system