Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
02/2005
02/02/2005EP0898838B1 A modem with ip support
02/02/2005CN2676519Y DSL subscriber isolator line loop device
02/02/2005CN2676518Y Office end switching device for DSL main and backup line
02/02/2005CN2676517Y Subscriber end switching device for DSL main and backup line
02/02/2005CN1575611A Mobile phone telephony
02/02/2005CN1575574A Enhanced media gateway control protocol
02/02/2005CN1575027A Apparatus and method for communicating through wireless network
02/02/2005CN1575024A Method and system for processing an incoming telephone call for a subscriber by presorting the call based on signal information
02/02/2005CN1575022A Serving roaming mobiles with incorrectly programmed identifiers
02/02/2005CN1575021A System for providing roaming service
02/02/2005CN1575018A Dropped call continuation
02/02/2005CN1574996A Downloading radio software for a cellular phone, corresponding to a service selected based on location, time or personal information
02/02/2005CN1574980A Method for processing calls between extension telephone users in private branch exchange system
02/02/2005CN1574979A Redundant operation of an end terminal relative to at least two communication nodes
02/02/2005CN1574971A Method and arrangement for registering a terminal device on a communications node
02/02/2005CN1574873A Mobile information services
02/02/2005CN1574870A Human communication system
02/02/2005CN1574869A Image transmission system and method therefor
02/02/2005CN1574866A 移动通信终端 The mobile communication terminal
02/02/2005CN1574860A Communication apparatus
02/02/2005CN1574767A On-line method for testing echoing characteristic of communication system and testing system thereof
02/02/2005CN1574696A Mobile communication system, controller, base station and communication method
02/02/2005CN1573777A User profile opening apparatus and method
02/02/2005CN1188012C Method and system of precedence transferring for calls
02/02/2005CN1188004C Method and system for object identification
02/02/2005CN1187992C Three-level switch structure with characters of high and low dual speeds, strict ranking and without blocking expansion
02/02/2005CN1187946C Control system used for telephone distributing frame and/or circuit switch box
02/02/2005CN1187932C Gate system with medium gate controller redundacy structure
02/01/2005US6850991 Systems and methods for distributing information to a diverse plurality of devices
02/01/2005US6850985 Security and support for flexible conferencing topologies spanning proxies, firewalls and gateways
02/01/2005US6850977 Intelligent call platform for an intelligent distributed network
02/01/2005US6850949 System and method for generating a dynamic interface via a communications network
02/01/2005US6850766 Voice activated wireless locator service
02/01/2005US6850756 Method of charging for telecommunications links within the context of call forwarding services
02/01/2005US6850615 Method and system for providing information to an external user regarding the availability of an agent
02/01/2005US6850614 Method for providing consolidated specification and handling of multimedia call prompts
02/01/2005US6850613 Customer service request allocations based upon real-time data and forecast data
02/01/2005US6850612 End user automatic call distributor network control
02/01/2005US6850610 Telecommunications device and method for providing information during a call waiting condition
02/01/2005US6850609 Methods and apparatus for providing speech recording and speech transcription services
02/01/2005US6850608 Process for assigning a called number to customer premises equipment
02/01/2005US6850605 Method of billing in an abbreviated dialing service
02/01/2005US6850603 System and method for the creation and automatic deployment of personalized dynamic and interactive voice services
02/01/2005US6850602 Method and apparatus for answering machine detection in automatic dialing
02/01/2005US6850599 Communication system and communication control apparatus
02/01/2005US6850517 System and method for high-capacity electronic switching
02/01/2005US6850496 Virtual conference room for voice conferencing
02/01/2005US6850494 Method and system for querying attributes in a cellular communications system
02/01/2005US6848542 Method for passive mining of usage information in a location-based services system
02/01/2005CA2288289C Dynamic concentration of announcement circuits
01/2005
01/31/2005CA2475883A1 Technique for controlling fraudulent use of a telecommunication service including information assistance
01/27/2005WO2005009058A1 Method and system for increasing transmission capacity of a telecommunication network by software transmission or activation
01/27/2005WO2005009019A2 Peer-to-peer telephone system and method
01/27/2005WO2005009018A1 Ip-based call establishment
01/27/2005WO2005009017A1 System and method for recording audible and/or visual information on a server
01/27/2005WO2005009016A1 Method and device for activating transfer of at least one short message
01/27/2005WO2005009015A1 Method , system and terminal for providing customized information during call setup process in telecommunication systems.
01/27/2005WO2005009013A1 Arrangement for formulating of message in telephone answering device
01/27/2005WO2005009011A1 Method and device for updating a directory containing coordinates of a telecommunication network subscriber's parties
01/27/2005WO2005008940A2 Carrier network capable of conducting remote diagnostics in a mobile handset
01/27/2005WO2005008939A2 System and method for active mobile collaboration
01/27/2005WO2005008432A2 System and method for advanced rule creation and management within an integrated virtual workspace
01/27/2005WO2005008408A2 Providing modular telephony service
01/27/2005US20050021872 Call transfer system, method and network devices
01/27/2005US20050021854 Method and system for providing a user with a presence service
01/27/2005US20050021849 Method for making available features for alternative connections of primary connections
01/27/2005US20050021824 Systems and methods transmitting graphical data
01/27/2005US20050021809 Video mail server with reduced frame loss
01/27/2005US20050021808 System for broadcasting media and method for use in such a system
01/27/2005US20050021803 Messaging of arbitrary-length video and audio content
01/27/2005US20050021801 Dynamic java push controlling apparatus and method
01/27/2005US20050021777 Network session control system
01/27/2005US20050021767 Keeping persistency while switching between modalities
01/27/2005US20050021763 Method for providing buying/presenting information for communication system and telephone exchange apparatus using the communication system
01/27/2005US20050021720 Control program providing method using communication system, center apparatus in communication system, user apparatus in communication system, and program recorded on recording medium in user apparatus
01/27/2005US20050021713 Intelligent network
01/27/2005US20050021664 Communication capability coupons
01/27/2005US20050021641 Program, method, apparatus and recording medium for supporting inquiries from server to operator
01/27/2005US20050021638 Single sign-on service for communication network messaging
01/27/2005US20050021625 Communication apparatus
01/27/2005US20050021529 Transaction time tracking and reporting system
01/27/2005US20050021345 Webcall
01/27/2005US20050021344 Access to enhanced conferencing services using the tele-chat system
01/27/2005US20050021339 Annotations addition to documents rendered via text-to-speech conversion over a voice connection
01/27/2005US20050021162 Audio player with sensing device
01/27/2005US20050021161 MP3 player with code sensor
01/27/2005US20050021160 System for retrieving and playing audio files
01/27/2005US20050020320 Vehicle display device having a wireless transmitter
01/27/2005US20050020288 Method to enable instant collaboration via use of pervasive messaging
01/27/2005US20050020270 Apparatus, and associated method, for transposing short codes used to direct a call to a service center during operation of a mobile communication system
01/27/2005US20050020268 Mobile phone telephony
01/27/2005US20050020266 Distance determination apparatus for use by devices in a wireless network
01/27/2005US20050020252 Correlation of call data for calling and called parties in wireless telecommunication networks
01/27/2005US20050020250 Method and system for communicating a data file over a network
01/27/2005US20050020249 Automatically response system using a schedule and method thereof
01/27/2005US20050020238 Computer based multi-channel radio system and user interface
01/27/2005US20050020208 Barrier movement operator human interface method and apparatus
01/27/2005US20050018862 Digital signal processing system and method for a telephony interface apparatus
01/27/2005US20050018849 Method and apparatus for providing secured communication connections using a secured communication connection object
01/27/2005US20050018837 Method and system for mitigating fourier transform side lobes