Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
10/2004
10/28/2004US20040213215 IP telephony service system and accounting method
10/28/2004US20040213212 Methods and systems for automatic communication line management based on device location
10/28/2004US20040213208 Method and system of increasing traffic in a telecommunications network
10/28/2004US20040213204 System and method for enhancing a voice channel in voice over internet protocol
10/28/2004US20040213188 Backplane architecture for use in wireless and wireline access systems
10/28/2004US20040213161 Integrated circuit powered with link pulse energy
10/28/2004US20040213154 Transmission level control method and transceiver apparatus in wireless local loop system
10/28/2004US20040213153 Call-admission controller and method of call-admission control
10/28/2004US20040212687 System for controlling a camera resource in a portable device
10/28/2004US20040212532 GPS for telephone line records
10/28/2004CA2516743A1 System and method for power adjustment in a wireless network.
10/27/2004EP1471767A2 Method and system for acoustic shock protection
10/27/2004EP1471764A2 Call-admission controller and method of call-admission control
10/27/2004EP1471762A2 Reconnection of dropped call in mobile communication system
10/27/2004EP1471755A1 Method for menu-driven selection of options on a mobile terminal device during a voice call
10/27/2004EP1471718A1 Method for providing legacy and new services for a telecommunication terminal connected to a private branch exchange
10/27/2004EP1471711A2 Distributing membership information for multi-party application layer sessions
10/27/2004EP1471685A2 Network manager SNMP trap suppression
10/27/2004EP1470699A1 Directory delivery system and method for a digital subscriber line modem
10/27/2004EP1470698A1 Apparatus for management and remote control of electrical characteristics of each wire pairs connected to a telephone exchange and to a distribution frame
10/27/2004EP1470696A1 Call management via television
10/27/2004EP1470689A2 System for broadcasting media and method for use in such a system
10/27/2004EP1470684A1 Method and system for changing a subscription
10/27/2004EP1470677A1 Method and system for voice traffic concentration in an atm/dsl head-end network
10/27/2004EP1470670A1 Method and system for notifying customer of voicemail using an atm signaling channel from an atm/dsl head-end network
10/27/2004EP1470491A2 Multipoint audiovisual conferencing system
10/27/2004EP1205062B1 System and method for packet network media redirection
10/27/2004EP1066581A4 Telephony call-center scripting by petri net principles and techniques
10/27/2004EP1053627A4 Bidding for telecommunications traffic over route segments
10/27/2004EP1044553A4 Method and system for determining and using multiple object states in a computer telephony integration system
10/27/2004EP0983706B1 Control of transceiver units in cellular radio system
10/27/2004EP0882368B1 Call forward managed rerouting
10/27/2004CN2652057Y Low-cost relay interface circuit devices
10/27/2004CN2652056Y Low-cost interface circuit device for customer
10/27/2004CN1541479A License management server, license management system and usage restriction method
10/27/2004CN1541456A Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer appts. and transfer function calculation appts.
10/27/2004CN1541437A Electrostatic discharge appts. for network devices
10/27/2004CN1541015A Method and system of preventing handset from theft by using international id code of mobile facilities
10/27/2004CN1541014A Method for providing one phone number for two phone sets in wireless local call phone system
10/27/2004CN1541009A Method for downloading game data to mobile phone in batches
10/27/2004CN1541007A Method of booking mail box of mobile phone
10/27/2004CN1541002A Calling acception controller and calling acception control method
10/27/2004CN1540997A Method for issuing sort message in subzone and dedicated device
10/27/2004CN1540987A Method for implementing multiplexing video communication in video conference system
10/27/2004CN1540966A Method for handling conference telephone by programmable logic device
10/27/2004CN1540965A Method and system of diversified valueadded service in telecom
10/27/2004CN1540963A Method of triggering intelligent service through relay
10/27/2004CN1540930A System for synthetical measuring performances of mail server
10/27/2004CN1540928A Method for designing cases for testing consistency with protocol of internet of next generation
10/27/2004CN1540925A Tone detector and therefor method
10/27/2004CN1540921A Qualification informaton distributed for multi-user layer session
10/27/2004CN1540902A Devices and method for testing speed and quality of communication system
10/27/2004CN1540901A Method for realiing service of ring back back tone in CDMA mobile communication system
10/27/2004CN1540892A Transmission method for testing computer network protocol
10/27/2004CN1540890A Method and system for hot plug of functional board
10/27/2004CN1540565A Communication terminal and transmitting and receiving method
10/27/2004CN1173597C Voice mail service of a closed user group in mobile communication system
10/27/2004CN1173596C Method and device for calling in control
10/27/2004CN1173542C Advertizing method and system providing advertisement and telephone calling service
10/27/2004CN1173530C Method for realizing 'personnel information auxiliary technology' service in telephone network
10/27/2004CN1173520C Method of interaction between subscriber terminal and service control point in intelligence network
10/26/2004US6810269 Base station apparatus, ID control apparatus and ID assignment method
10/26/2004US6810267 Radio communication system, private branch exchange and radio terminal for place of business
10/26/2004US6810260 Method and apparatus for automated call-back subscriber service
10/26/2004US6810257 Method and apparatus for providing partitioned telecommunication services
10/26/2004US6810244 Method for synthesizing mobile identification numbers
10/26/2004US6810243 Surrogate service attendant
10/26/2004US6810120 Method of determining answer supervision at a line appearance of a public switch telephone network
10/26/2004US6810116 Multi-channel telephone data collection, collaboration and conferencing system and method of using the same
10/26/2004US6810114 System for updating a voicemail network
10/26/2004US6810113 Methods and systems to make spoken name data available
10/26/2004US6810112 Method and apparatus for testing an information notification service
10/26/2004US6810111 System and method for measuring interactive voice response application efficiency
10/26/2004US6810033 Transmission system using packet switched network
10/26/2004US6810016 Trunking alarm aggregation method and apparatus
10/26/2004US6808110 Cashless payment by means of a mobile radio apparatus
10/26/2004CA2237958C Video conference system with atm cell reuse
10/25/2004CA2464452A1 Technique for analyzing information assistance call patterns
10/21/2004WO2004091250A1 Lawful interception of multimedia calls
10/21/2004WO2004091210A1 Moving picture processing device, information processing device, and program thereof
10/21/2004WO2004091202A1 Moving picture processing device, information processing device, and program thereof
10/21/2004WO2004091201A1 Moving picture processing device, information processing device, and program thereof
10/21/2004WO2004091184A1 Mechanism for queuing calls
10/21/2004WO2004091183A1 Speech transmitter
10/21/2004WO2004091176A2 Ciphering between a cdma network and a gsm network
10/21/2004WO2004071106A3 Method for storing and transmitting data generated by a security module
10/21/2004WO2004044708A3 Enhanced client relationship management systems and methods
10/21/2004WO2003045084A3 Provision of location information
10/21/2004US20040210637 Distributed conference bridge
10/21/2004US20040210635 Intelligent switching system for voice and data
10/21/2004US20040210450 System architecture for self-provisoning services and method of use
10/21/2004US20040210120 analytical device for blood analysis of glucose, triglycerol, cholesterol or oxyhemoglobin
10/21/2004US20040209650 Methods and apparatus for providing restrictions on long distance calls from a wireless communication device
10/21/2004US20040209640 Private Caller ID messaging
10/21/2004US20040209610 Method and apparatus for managing wireless terminals
10/21/2004US20040209606 System, apparatus and method for managing incoming calls at a wireless device
10/21/2004US20040209604 Caller ID messaging telecommunications services
10/21/2004US20040209603 Method and devices for dialling services
10/21/2004US20040209597 Authentication method for enabling a user of a mobile station to access to private data or services
10/21/2004US20040208309 Internet protocol call-in centers and establishing remote agents