Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
12/2006
12/20/2006CN1881924A Group communication safety distribution media recording and retaking method and device
12/20/2006CN1881882A Method for promulgating advertisement in network terminal machine
12/20/2006CN1881817A Mobile communication terminal with communication restriction function and communication restriction method thereof
12/20/2006CN1291601C Method for initializing Internet videophone terminal
12/20/2006CN1291583C Implementation method of personal ring-back tone
12/20/2006CN1291582C Telephone and private packet exchanger
12/20/2006CN1291579C Business network and system integrated by public land mobile network and special wireless network
12/20/2006CN1291307C Information processing apparatus and method
12/19/2006US7151935 Method for initiative setting up calls by service control point in mobile intelligent network
12/19/2006US7151926 Method for configuring technical systems via mobile telephone terminals
12/19/2006US7151925 Software defined radio (SDR) architecture for wireless digital communication systems
12/19/2006US7151924 Communication system, hold control method therefor, telephone set, control method therefor and recording medium
12/19/2006US7151923 Systems for providing message waiting notification updates in a cellular communication network
12/19/2006US7151827 Systems, methods, and devices for an enhanced on-hold interface
12/19/2006US7151826 Third party coaching for agents in a communication system
12/19/2006US7151825 Desk sharing with automatic device relocation
12/19/2006US7151822 Method and system for releasing a voice response unit from a protocol session
12/19/2006US7151821 Realcall message delivery system with echo cancellation
12/19/2006US7151819 End-to-end network testing
12/19/2006US7151753 System and method for establishing a conference call
12/19/2006US7151750 ISDN alarm notification system
12/19/2006US7151503 Antenna unit
12/19/2006CA2305547C Speech/radio quality evaluator
12/19/2006CA2167810C Systems and methods for prioritized routing of telephone calls to a subscriber
12/14/2006WO2006132730A1 Method and apparatus for remotely configuring sip telephone features
12/14/2006WO2006131794A1 User-preference-based dsl system
12/14/2006WO2006131792A2 User-preference-based dsl system
12/14/2006WO2006131669A2 Multimode mobile terminal with automatic selection of interface of radio access network
12/14/2006WO2006054153A8 Method, apparatus and computer program product providing graphical user interface that facilitates management of multiple simultaneous communication sessions
12/14/2006WO2005046257A3 System and method for controlling device location determination
12/14/2006US20060282412 Method and apparatus for context based querying
12/14/2006US20060281450 Methods and apparatuses for safeguarding data
12/14/2006US20060281449 Enhanced call register menu
12/14/2006US20060281448 Multiple keyboard context sensitivity for application usage
12/14/2006US20060281447 Method and apparatus for blocking ID information associated with a sender of a short messaging service (SMS) message
12/14/2006US20060281446 Method for downloading documents by using multimedia messaging of wireless communication device
12/14/2006US20060281445 Method and system for automatic call forwarding for dual-mode handsets
12/14/2006US20060281440 Test enabled application execution
12/14/2006US20060280313 Method and device for quality evaluation of an audio signal and device and method for obtaining a quality evaluation result
12/14/2006US20060279663 Arrangement for and method of projecting a level image
12/14/2006US20060279627 Imaging system and system control method
12/14/2006CA2611387A1 User-preference-based dsl system
12/13/2006EP1732301A2 Method for adding context to communications
12/13/2006EP1732300A2 Method, program and information processing device for sensing called party activity
12/13/2006EP1730944A2 Method and apparatus to allow customers to initiate call center contact
12/13/2006EP1730942A2 SOLUTIONS FOR VOICE OVER INTERNET PROTOCOL (VoIP) 911 LOCATION SERVICES
12/13/2006EP1730941A1 Method and apparatus for subscriber control of an inbound call
12/13/2006EP1730940A1 Electrical wire joint fault detection
12/13/2006EP1730939A2 Virtual call center
12/13/2006EP1730937A1 Phone line testing to determine modem license fee
12/13/2006EP1730650A2 Predictive communication routing scheme using instant messaging preferences and/or settings for routing packet traffic for voice, video or other multimedia communications
12/13/2006EP1676431A4 Methods and systems for providing lawful intercept of a media stream in a media gateway
12/13/2006EP1629447A4 Input voltage sense circuit in a line powered network element
12/13/2006EP1470670A4 Method and system for notifying customer of voicemail using an atm signaling channel from an atm/dsl head-end network
12/13/2006EP1439511B1 Method for managing sensor network system, program for managing sensor network system, record medium with recorded program for managing sensor network system, apparatus for managing sensor network system, method for managing relay network, program for managing relay net
12/13/2006EP1186196B1 Communications network
12/13/2006EP1183854B1 Ground key detection circuit and method for interference-resistant detection of the activation of a ground key for telephones
12/13/2006EP1180296B1 Telephony and data network services at a telephone
12/13/2006EP1086427A4 Switching system data interface
12/13/2006EP1044516B1 Tstd transmitter for limiting transmission power of antenna and controlling method thereof for base station in mobile communication system
12/13/2006EP1034651B1 Systems and methods for managing messages
12/13/2006CN1879396A Method for retrieving and delivering multimedia messages using the session initiation protocol
12/13/2006CN1879378A System and method for linking at least two multimedia terminals to each other via a fixed network or cellular network
12/13/2006CN1879149A Audio dialogue system and voice browsing method
12/13/2006CN1878407A Method for informing user when call failure
12/13/2006CN1878386A Cell recognition method for OFDMA cellular system
12/13/2006CN1878377A Office data making method capable of realizing office data making withdrawal
12/13/2006CN1878371A 短信监控系统 SMS monitoring system
12/13/2006CN1878354A Method for processing ring in cluster communication and its device
12/13/2006CN1878350A Method for realizing color ring optimization
12/13/2006CN1878347A Transplanting method and system based on mobile value-added service
12/13/2006CN1878338A Method for realizing called playing and calling order ringing media
12/13/2006CN1878337A Method and system for realizing call waiting service
12/13/2006CN1878330A Information transferring method in call service
12/13/2006CN1878329A System and method for carrying out authentication via cipher
12/13/2006CN1878327A Playback realizing method and apparatus
12/13/2006CN1878326A Selection method for link route in visible mobile communication system
12/13/2006CN1878324A Method for detecting multi-frequency signal
12/13/2006CN1878211A Paper and electron combined name card method
12/13/2006CN1878210A Method for providing interactive digital broadcasting service in mobile communication terminal
12/13/2006CN1878209A Regionalized multimedia advertising inquiry telephone system and its advertising inquiring method
12/13/2006CN1878208A Method for helping secret love two parties communication via short message
12/13/2006CN1878207A Method for realizing intelligent address list management applying Internet and its system and device
12/13/2006CN1878206A Event subscription method and system
12/13/2006CN1878205A Information transmission method and system and color ring server and terminal
12/13/2006CN1878204A Communication inviter user information informing method and its system, and communication terminal
12/13/2006CN1878203A Mobile communication terminal capable of synthesizing speech and background sound
12/13/2006CN1878202A Method for analyzing accepted short message
12/13/2006CN1878201A Method and system for providing show information using ring back tone and ring back tone device
12/13/2006CN1878200A System and method for realizing color ring service
12/13/2006CN1878199A Ringing controlling method for visible mobile called terminal
12/13/2006CN1878198A Method, terminal device and communication system for realizing virtual terminal communication
12/13/2006CN1878197A Mobile communication terminal and method for realizing network address transmitting utilizing the same and its system
12/13/2006CN1878196A Method for monitoring user outline fault
12/13/2006CN1878195A Universal relay detection method and system
12/13/2006CN1878194A Asynchronous tone transmission method and system
12/13/2006CN1878193A Long distance calling method between bureaus
12/13/2006CN1878162A Mapping method for protocol interconnection entity to superposition transmitting-receiving code signalling
12/13/2006CN1878085A State detection method based on main and backup Ethernet interface
12/13/2006CN1877626A Method for implementing mobile payment supported by dynamic-download unique mobile-phone program