Patents for H04Q 3 - Selecting arrangements (38,975) |
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07/30/1999 | CA2258353A1 Optical variable-ratio power splitter |
07/30/1999 | CA2258335A1 An integrated 1 x n optical switch |
07/30/1999 | CA2258333A1 An n x n non-blocking optical switch |
07/29/1999 | WO1999038353A1 Distributed control of a digital loop carrier |
07/29/1999 | WO1999038352A1 Multiple-channel subscriber line card |
07/29/1999 | WO1999038341A1 Method for overload control for a switching center |
07/29/1999 | WO1999038340A1 Method and device for establishing a connection path in a communications network |
07/29/1999 | WO1999038339A1 Method and devices related to features or feature agent and method of controlling process flow between features |
07/29/1999 | WO1999038338A2 Method for transferring the service profile of a digital subscription to a digital terminal device |
07/29/1999 | WO1999038312A1 Computer telephony integrated pbx |
07/29/1999 | WO1999038309A1 Information service in a telecommunications network |
07/29/1999 | WO1999027697A3 Verification of voice gateway services |
07/29/1999 | WO1999026424A3 Negotiated routing in telephony systems |
07/29/1999 | WO1999025128A3 Signalling point of a signalling network |
07/29/1999 | WO1999020057A3 Arrangement in a telecommunication system, especially a personal communication system |
07/29/1999 | DE19900462A1 Feature oriented service design method |
07/29/1999 | DE19802323A1 Generation of data to be used in establishing a favorable telephone connection |
07/29/1999 | CA2318541A1 Computer telephony integrated pbx |
07/29/1999 | CA2318530A1 Method and devices related to features or feature agent and method of controlling process flow between features |
07/28/1999 | EP0932322A2 ATM layer device controlling method and ATM layer device |
07/28/1999 | EP0932321A2 Method and apparatus for selectively discarding ATM cells |
07/28/1999 | EP0932313A1 Congestion control device for a telecommunication switch |
07/28/1999 | EP0932312A1 Private branch exchange |
07/28/1999 | EP0931432A2 Architecture for a modular communications switching system |
07/28/1999 | EP0931423A2 Distributed transit private branch exchange |
07/28/1999 | EP0931422A1 Method of preventing data inconsistency between master exchange data and backup exchange data |
07/28/1999 | EP0931412A1 A subscriber line interface circuit |
07/28/1999 | CN1224564A Routing incoming call to ported mobile station within telecommunications network |
07/28/1999 | CN1224323A Method of using wireless directory numbers for wireless user in integrated wireline-wireless system |
07/27/1999 | US5930700 System and method for automatically screening and directing incoming calls |
07/27/1999 | US5930350 System, method and computer program for automated speed dialing |
07/27/1999 | US5930349 Command signals generator circuit for telephonic fees indicators |
07/27/1999 | US5930348 Dynamically controlled routing of calls in intelligent networks |
07/27/1999 | US5930346 Extended public switched telephone network architecture with enhanced subscriber control on call setup |
07/27/1999 | US5930336 Voice dialing server for branch exchange telephone systems |
07/27/1999 | US5930265 Data processing method for efficiently transporting multimedia packets over a conventional digital packet switching network |
07/27/1999 | US5930264 Inter-node signaling for protocol initialization within a communications network |
07/27/1999 | US5930256 Self-arbitrating crossbar switch |
07/27/1999 | US5930249 Process and routing system for dynamic traffic control in a communication network |
07/27/1999 | US5930237 Video conference system with ATM cell reuse |
07/27/1999 | US5930236 Method for preventing circular routing in a telecommunication network |
07/27/1999 | US5930234 Counter overflow processing method and device, device and method for controlling flow of cells |
07/27/1999 | US5930232 Method and system for implementing a protection switching protocol |
07/27/1999 | US5930101 Overvoltage cut-off circuit of private exchange branch having tie line |
07/27/1999 | US5930014 Network system having node devices connected therebetween, node device used in the network system, and communication method utilized in the network system |
07/27/1999 | CA2195490C Merging the functions of switching and cross connect in telecommunications networks |
07/27/1999 | CA2195437C Service node for a telephony network |
07/22/1999 | WO1999037101A1 Method and communication system for processing alarms using a management network involving several layers of management |
07/22/1999 | WO1999037100A1 Method for establishing a telecommunication link and telecommunication system therefor |
07/22/1999 | WO1999037080A1 Connection handling in communications networks |
07/22/1999 | WO1999037079A1 Telecommunications networks |
07/22/1999 | WO1999037078A1 Calling subscriber validation |
07/22/1999 | WO1999030514A3 Network management |
07/22/1999 | WO1999030461A3 Virtual private network service for an advanced intelligent network |
07/22/1999 | WO1999023837A3 An intelligent network with translation capabilities |
07/22/1999 | WO1999011075A3 Method for activating echo suppression in a communication network |
07/22/1999 | DE19801784A1 Alarm handling method for communication system with several management levels |
07/22/1999 | DE19801498A1 Connection setting-up method for telecommunication network |
07/21/1999 | EP0930799A1 A reconfigurable branching unit for a submarine communications system |
07/21/1999 | EP0930796A1 Mobile radio network with deposit accounts |
07/21/1999 | EP0930791A2 Subscriber line card, subscriber connextion unit, and switching exchange allowing internet frame concentration |
07/21/1999 | EP0930790A1 Intelligent gateway between a service control point and a signalling network |
07/21/1999 | EP0930766A2 Systemfor digital radio communication between a wireless LAN an a PBX |
07/21/1999 | EP0930765A2 Apparatus and method that allow telephone callers to leave longer messages |
07/21/1999 | EP0930764A1 Arrangement for equalizing levels of service among skills |
07/21/1999 | EP0930763A1 Service activation |
07/21/1999 | EP0929980A1 Communication system consisting of at least two private branch exchanges (pbx) with team function |
07/21/1999 | EP0929979A1 Communications system consisting of at least two private branch exchanges with team function |
07/21/1999 | EP0929967A2 Remote supply circuitry |
07/21/1999 | EP0929966A1 Method and apparatus for automated provisioning and billing of communication services |
07/21/1999 | EP0929964A1 Communications system consisting of at least two private branch exchanges (pbx) with team function |
07/21/1999 | EP0929963A1 Method for controlling a collective line configuration of a telecommunications installation |
07/21/1999 | EP0929944A2 Private branch exchange, telecommunication system and methods of transmitting signals in subrate channels |
07/21/1999 | EP0929884A2 Method for transmitting data in a telecommunications network and switch for implementing said method |
07/21/1999 | CN1223776A Communication system, switching means and method for setting-up calls of different types between a call originating subcriber and a mobile subscriber of a mobile radio communication network |
07/21/1999 | CN1223766A Improvements in or relating to call handling |
07/21/1999 | CN1223538A Bit sliced digital cross connect switching system controlled by port units |
07/21/1999 | CN1223529A Call queuing route distribution method |
07/20/1999 | US5926760 System for providing features for a land-line supported private base station operable in a cellular system |
07/20/1999 | US5926754 Directory assistance call processing systems and related methods |
07/20/1999 | US5926630 Communication device including a receiving data processor and a bus interface having a data storage area |
07/20/1999 | US5926536 Method of establishing a connection as well as an exchange, service computer and communications network |
07/20/1999 | US5926535 Third party call control |
07/20/1999 | US5926529 Communication system for detecting an unauthorized intruder terminal unit |
07/20/1999 | US5926482 Telecommunications apparatus, system, and method with an enhanced signal transfer point |
07/20/1999 | US5926479 Multiple protocol personal communications network system |
07/20/1999 | US5926477 Multistage relay device |
07/20/1999 | US5926474 Protection against multiple senders in a multipoint to point data funnel |
07/20/1999 | US5926472 Method and apparatus for crossconnecting transmission members in the outside distribution plant of a telecommunications network to provide a combined narrowband and broadband signal |
07/20/1999 | US5926464 Customer telecommunication interface device with built-in network features |
07/20/1999 | US5926456 Path changing system and method for use in ATM communication apparatus |
07/20/1999 | US5925121 Data processing system and method for accessing a common data memory |
07/20/1999 | CA2173949C A signal receiving and a signal transmitting unit |
07/20/1999 | CA2169075C Optical decoding for manchester encoded signals |
07/20/1999 | CA2163577C Method and apparatus for alternate destination routing for switched egress customers |
07/20/1999 | CA2162025C A method for selecting a free link and an arrangement therefor |
07/20/1999 | CA2115096C Communications access network routing |
07/15/1999 | WO1999035867A1 Database updating in a mobile communication system |
07/15/1999 | WO1999035860A1 Special situation in intelligent network that is failed for the service but successful for the switching point |
07/15/1999 | WO1999035859A1 Intelligent network |