Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
07/2011
07/26/2011US7986961 Mobile computer communication interface
07/26/2011US7986957 Transmission level control method and transceiver apparatus in wireless local loop system
07/26/2011US7986950 Wideband code division multiple access user equipment for receiving multimedia broadcast/multicast service
07/26/2011US7986945 Mobile terminal device and program selection method
07/26/2011US7986776 Method and system for telephone wait user interface selection
07/26/2011US7986775 Method for realizing ring back tone in communication system
07/26/2011US7986774 Method and system for detecting a change in at least one telecommunication rate plan
07/26/2011US7986772 Saving information from information retrieval systems
07/26/2011US7986770 Method and apparatus for obtaining telephone status over a network
07/26/2011US7986716 Data transfer during a call without simultaneous data capabilities
07/26/2011US7986684 Multi-mode endpoint in a communication network system and methods thereof
07/26/2011US7986665 Conferencing PSTN gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
07/26/2011CA2622839C Teleconferencing and call multiplexing with multiple external audio devices coupled to a single mobile telephone
07/26/2011CA2573937C Communication handoff between telephone devices
07/26/2011CA2547549C Method and apparatus for serially establishing a group call session
07/26/2011CA2523909C A system and method for providing rbt in communication network
07/26/2011CA2518963C System and method for interactive communications with an end-user
07/26/2011CA2444521C Location-based services
07/25/2011CA2725916A1 Error correction for dtmf corruption on uplink
07/25/2011CA2722550A1 Verifying and identifying incoming pbx calls on mobile devices
07/25/2011CA2721541A1 Expedited media interconnection in third party call control
07/25/2011CA2721475A1 Facilitating verification of call leg setup in third party call control systems
07/21/2011WO2011088339A1 Methods and apparatus for providing messaging using voicemail
07/21/2011WO2011087998A1 System, method, and computer program product for providing customer service on a mobile device
07/21/2011WO2011085455A1 System for managing digital telephone exchanges
07/21/2011US20110179179 Mobile Conferencing Method and System
07/21/2011US20110179018 Method and device for storing and accessing retail contacts
07/21/2011US20110178801 System and method for access to multimedia structures
07/21/2011US20110177803 Card device for loading applications to a mobile device
07/21/2011US20110177802 Context-aware mobile incorporating presence of other mobiles into context
07/21/2011US20110177801 System and Method for Transferring Telephony Functions Associated With A Wireless Handheld Telephony Device
07/21/2011US20110177800 Text Alternative to Established Voice Call Session
07/21/2011US20110177798 Mobile communication terminal and method for controlling application program
07/21/2011US20110177797 Provisioning interfaces for accessing virtual private branch exchange services through a mobile device
07/21/2011US20110177792 Developer phone registration
07/21/2011US20110176671 System architecture and method for connecting an msan to a main distribution frame and distribution frame termination
07/21/2011US20110176670 Automated callback reminder
07/21/2011US20110176669 Post-dial delay during randomization
07/21/2011US20110176668 Method, communication device and computer-readable media for conveying an audio element to a user of a communication device during an outgoing call
07/21/2011US20110176665 Method, system, and computer program product for contacting intended customers
07/21/2011US20110176664 Communication data using wideband communications
07/21/2011US20110176541 System, method and apparatus for supporting e911 emergency services in a data communications network
07/21/2011DE102010004660A1 Kommunikationsvorrichtung sowie Einrichtung und Verfahren zur Kommunikation Communication device and device and method for communication
07/21/2011CA2792570A1 Paraphrasing of user requests and results by automated digital assistant
07/21/2011CA2792412A1 Service orchestration for intelligent automated assistant
07/21/2011CA2725514A1 System and method for transferring an ongoing communication from a wireless handheld telephony device
07/20/2011EP2346300A1 Communication system and communication control method
07/20/2011EP2346273A1 Method and system for realizing called confirmation paying service
07/20/2011EP2346234A1 Text alternative to established voice call session
07/20/2011EP2346213A2 Wireless private branch exchange (wpbx) and communicating between mobile units and base stations
07/20/2011EP2345267A1 Method and apparatus for address book contact management
07/20/2011EP2345234A1 Location-based enabling/disabling of caller id features for mobile device
07/20/2011EP2345226A1 Protection against unsolicited communication for internet protocol multimedia subsystem
07/20/2011EP2345223A1 Lawful interception of nat/ pat
07/20/2011EP2345178A2 Apparatus and method for providing recording service in ip multimedia subsystem
07/20/2011EP2186310B1 Call transfer with multiple application servers in session initiation protocol-based network
07/20/2011EP1460825B1 Exchange system and communication recording method
07/20/2011CN201904836U Mobile phone for reminding contact at fixed time
07/20/2011CN1937671B Garbage telephone-resistance method, system, terminal and server end
07/20/2011CN1694476B Testing method of line equipment containing mixed circuit and line equipment
07/20/2011CN102131312A Playing method and method of customized polyphonic ringtone during roaming
07/20/2011CN102131017A Access gateway and method for generating CDR (Call Detail Record) in real time
07/20/2011CN102131012A Method for setting voice broadcast waiting time of IVR (Interactive Voice Response) system
07/20/2011CN102131011A Method for obtaining state of called terminal, terminal and state server
07/20/2011CN102131010A Method, device and system for realizing polychrome based on internet protocol (IP) multimedia subsystem
07/20/2011CN102131009A Method for playing video CRBT (color ring back tone), multimedia CRBT server and user equipment
07/20/2011CN102131008A Automatic connection of call on busy
07/20/2011CN102131007A Frequency shift keying signal board test device and test method simulating practical service environment
07/20/2011CN102131006A Speech equipment accessing method and device
07/20/2011CN102131005A Method, device and system for implementing hotline service in internet protocol (IP) network
07/20/2011CN101562759B Realization method of intelligent service of mobile virtual special network group and device thereof
07/20/2011CN101510922B Method, apparatus, equipment and system for managing medium resource
07/20/2011CN101406032B Value-added service network and IVR server and real-time flow path track analysis method
07/20/2011CN101325626B Real-time recording supervising service method based on network voice communication
07/20/2011CN101321207B Failure processing method of telecommunication customer service system database
07/20/2011CN101305590B Extending voice-based markup using a plug-in framework
07/20/2011CN101257539B Communicating architecture and operating method thereof
07/20/2011CN101247622B Testing method and device of audio communication system
07/20/2011CN101242449B Phone user status display service system and method
07/20/2011CN101207442B Telephone optical transmitter and receiver with netting line state monitoring function and netting line state monitoring method
07/20/2011CN101175110B System for testing subscriber's loop in internetwork communication and method thereof
07/20/2011CN101160939B Method, system and device for implementing short message forwarding and short message service center
07/20/2011CN101150580B A number receiving method in session initialization protocol
07/20/2011CN101138227B Intelligent network enterprise virtual central office service implementing system and method
07/20/2011CN101075979B Method and system for associating instant telecommunication session record and e-mail
07/20/2011CN101072212B Multimedia data monitoring method and system
07/19/2011US7984098 Video messaging
07/19/2011US7983774 Handheld audio playback device with memory and means for downloading audio data files to memory
07/19/2011US7983773 Audio system for interacting with article
07/19/2011US7983705 Push-to-talk communication management system
07/19/2011US7983704 Methods and apparatus for performing a subscriber identity module (SIM) initialization procedure
07/19/2011US7983691 Geographically localizing mobile communciation devices
07/19/2011US7983670 Wireless fallback for subscribers of wirelined networks
07/19/2011US7983663 Special phone book entries
07/19/2011US7983662 Intertaction analysis and prioritization of mobile content
07/19/2011US7983661 Method and means for controlling the availability of mobile agents in a call centre environment
07/19/2011US7983660 Mobile telephone device identifying whether incoming wireless call anchored by an enhanced services server
07/19/2011US7983659 Information delivery apparatus and information delivery system
07/19/2011US7983658 Method and system to enable email services for mobile devices
07/19/2011US7983657 Presence and session handling information