Patents
Sitemap › H04 - Electric communication technique › H04M - Telephonic communication › H04M 3 - Automatic or semi-automatic exchanges
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
08/2009
08/20/2009US20090210524 Routing of web-based contacts
08/20/2009US20090210318 Gift card services for mobile devices
08/20/2009US20090209246 Method for transmitting information and terminal device to receive data
08/20/2009US20090209245 Method and apparatus for configuring a wireless device through reverse advertising
08/20/2009US20090209244 Method and system for single-step enablement of telephony functionality for a portable computer system
08/20/2009US20090209243 Message Filter Program For A Communication Device
08/20/2009US20090209242 Access control to communication facility
08/20/2009US20090209241 Enhanced caller id information based on access device information via a broadband access gateway
08/20/2009US20090209240 Auto messaging to currently connected caller
08/20/2009US20090209238 Nametones
08/20/2009US20090209237 Apparatus And Method For Slideshows, Thumbpapers, And Cliptones On A Mobile Phone
08/20/2009US20090209236 Systems methods and user state files for enabling interactions between virtual and real world identities
08/20/2009US20090209235 Converged mobile-web communications solution
08/20/2009US20090209231 Method to allow community-identity based communications using mobile phones
08/20/2009US20090209230 Accessing user interactive electronic communications devices
08/20/2009US20090207996 System and method for eliminating hold-time in phone calls
08/20/2009US20090207995 Method for managing communication events in a communication system
08/20/2009US20090207993 Temporally defined contact default number for telephone
08/20/2009US20090207992 Call hold signaling
08/20/2009US20090207991 Enhanced telephony computer user interface allowing user interaction and control of a telephone using a personal computer
08/20/2009US20090207990 Telephone communication control apparatus, telephone communication system and telephone communication control method used for the same
08/20/2009US20090207989 Methods, Systems, and Products for Timed Ring Suppression
08/20/2009US20090207988 Method and system for telecommunication sessions using only initial signal messages
08/20/2009US20090207987 Method and apparatus for treating potentially unauthorized calls
08/20/2009US20090207981 Method of and a communications system for providing, to a calling party, information concerning a message played to the calling party
08/20/2009US20090207903 Method of Making Media Files Available for Delivery to Portable Electronic Devices
08/20/2009DE102008009416A1 Telekommunikationsanlage Telecommunications system
08/19/2009EP2091251A1 Ptt server, ptt communication system, ptt communication method, and program
08/19/2009EP2091221A1 Telecommunications assembly
08/19/2009EP2091220A1 A method and an apparatus for realizing multimedia color ring tone service and filtering of color ring tone
08/19/2009EP2091219A1 A method and a system for playing the ring back tone in the ims network
08/19/2009EP2091179A1 Method and system for controlling conference
08/19/2009EP2090086A1 Method and apparatus for operating a computer-telephony system
08/19/2009EP2090085A2 Application specific, network performance measurement system and method for applications
08/19/2009EP2090045A2 Unique compressed call identifiers
08/19/2009EP2090024A1 Intercepting voice over ip communications and other data communications
08/19/2009EP1897352A4 Redirecting and mirroring of telephonic communications
08/19/2009EP1776829A4 Mobile voice mail screening method
08/19/2009EP1314284A4 Automatically configurable telecommunications switching network
08/19/2009EP1269734B1 Communications
08/19/2009EP1219120B1 Routing in an ip network based on codec availability and subscriber preference
08/19/2009CN201294570Y Echo elimination device for teleconference system
08/19/2009CN201294569Y Hand-held IPTV and ADSL signal tester
08/19/2009CN201294568Y Telephone converting device
08/19/2009CN101513087A Communication terminal, and program for controlling communication terminal
08/19/2009CN101513056A Audio conference apparatus and audio conference system
08/19/2009CN101513031A Method and system for processing a video instant message
08/19/2009CN101513030A Voice mixing method, multipoint conference server using the method, and program
08/19/2009CN101513029A A compact radio communications device
08/19/2009CN101511127A System and method for implementing multimedia bell sound business
08/19/2009CN101511072A Method for implementing enhancement type E-number communication business in SIP or IMS network
08/19/2009CN101511060A Method for updating sending time of sent timing multimedia message
08/19/2009CN101511003A Method for implementing alarm condition report combining video monitoring system and command scheduling system
08/19/2009CN101510924A System and method for selecting phone operator
08/19/2009CN101510923A Method and system for implementing interactive voice response business
08/19/2009CN101510922A Method, apparatus, equipment and system for managing medium resource
08/19/2009CN101510921A Custom voicemail greeting message based on caller
08/19/2009CN101510920A Filling-in type line filter
08/19/2009CN100531472C Spread-spectrum changeable base station
08/19/2009CN100531458C A method of performing an inter-rat measurement
08/19/2009CN100531456C Call-missing prompt system and its implementation method
08/19/2009CN100531414C Apparatus and method for transmitting uniform resource locator in mobile communication terminal
08/19/2009CN100531412C Method of implementing central subscriber exchange in WAN
08/19/2009CN100531410C Cross-service control point call forwarding method
08/19/2009CN100531407C Intelligent service triggering method
08/19/2009CN100531273C Method and system for providing comprehensive service
08/19/2009CN100531272C Method for processing waiting answer time length of forwarding call no reply
08/19/2009CN100531271C Call method and system for video telephone
08/19/2009CN100531270C Method for realizing one-card multiple-number service
08/19/2009CN100531269C Called number obtaining method based on intelligent service, and switching equipment and intelligent network equipment
08/19/2009CN100531268C System and method for outgoing using user telephone number
08/19/2009CN100531267C Method for realizing echo in communication system
08/19/2009CN100531266C Method and system for implementing user configurated ring back tone service
08/19/2009CN100531265C Method for displaying information of calling party on terminal of called user
08/19/2009CN100531264C Method for accounting using service control point
08/19/2009CN100531263C Service realization for increasing multiple mobile virtual special network group by user
08/19/2009CN100531262C Telephone automatic external-calling system and method
08/19/2009CN100531261C Method for special-purpose radio network short information service
08/19/2009CN100531260C A telephone number inquiry system and telephone number inquiry and switchover method
08/19/2009CN100531259C Voice communications apparatus
08/19/2009CN100531258C Enhancement of sound quality for computer telephony system
08/19/2009CN100531257C Control method and system for preventing load from over loading in communication network
08/19/2009CN100531256C Broad-narrow band-in-one-board with detecting function and detecting method
08/19/2009CN100531255C Method and communication device for the detection of communication equipment connected to subscriber connection line
08/19/2009CN100531254C Dff-line fault information report method, device and off-line fault reason positioning system
08/19/2009CN100531253C Telephone switching system accommodating a plurality of line packages
08/19/2009CN100531249C Over-the-air subsidy lock resolution
08/19/2009CN100531247C Method and system for the flexible definition of graphic information on communication terminals
08/19/2009CN100531233C Call device, call control system, call management system, and call control method
08/19/2009CN100531156C Service providing system and method therefor
08/19/2009CN100531112C Implementation of ISUP signalling process with degraded transmission channel number
08/19/2009CN100531071C Method and system for link failure detection and device for link failure detection
08/19/2009CN100531068C Short message signalling anolog testing system and method
08/19/2009CN100531039C Method for implementing client system state machine using database
08/19/2009CN100531017C Equipment and method for testing function of movable stage with GPS function
08/19/2009CN100530999C Method and system of realizing remote control of ADSL modem
08/19/2009CN100530998C Echo Eliminator with echo path change detector
08/19/2009CN100530355C Method and apparatus for provision of information signals based upon speech recognition
08/18/2009US7577779 Method and system for a RFIC master
08/18/2009US7577741 Network communication apparatus for providing a user with a paging message
1 ... 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 ... 999