Patents for H04Q 3 - Selecting arrangements (38,975) |
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05/05/1993 | EP0540219A2 Telecommunication interconnection testing |
05/05/1993 | EP0539755A2 Very large scale modular switch |
05/05/1993 | EP0465532A4 High speed data packet switching circuit and method |
05/04/1993 | US5208850 Multi-media information service center and multi-media communication system |
05/04/1993 | US5208848 Telecommunications call processing |
05/04/1993 | US5208691 Wavelength-time-space division switching system |
05/04/1993 | CA1317362C Rearrangeable multiconnection switching networks constructed using combinatorial designs |
04/29/1993 | WO1993008666A1 Method for the non-hierarchical routing of traffic in a communications net |
04/28/1993 | EP0539105A2 Automatic customer call back for automatic call distribution systems |
04/28/1993 | EP0539104A2 Home agent telecommunication technique |
04/28/1993 | EP0539102A2 Use of incoming caller line indentification |
04/28/1993 | EP0539101A2 Calling line identification |
04/28/1993 | EP0539016A2 Data packet switch apparatus |
04/28/1993 | EP0538853A2 Distributed control of telecommunication network for setting up an alternative communication path |
04/27/1993 | US5206902 Network signaling arrangement for controlling tandem network functions |
04/27/1993 | US5206901 Method and apparatus for alerting multiple telephones for an incoming call |
04/27/1993 | US5206900 Automated attendant |
04/27/1993 | US5206899 Arrangement for outbound telecommunications |
04/27/1993 | US5206753 Optical switching system |
04/27/1993 | US5206497 Free-space optical switching apparatus |
04/27/1993 | CA1317013C Commutation grid |
04/22/1993 | DE4134477A1 Controlling engagement direction within exchange conductor bundle - using traffic direction memory for conductor engagement facility in each engagement direction |
04/21/1993 | EP0537821A2 Management system for hierarchical network |
04/21/1993 | EP0537153A1 Routing of network traffic using discrete traffic measurement data |
04/21/1993 | EP0393126B1 Routing of network traffic |
04/21/1993 | EP0334954B1 Layered network |
04/20/1993 | US5204982 Method and apparatus for digital switching of fm signals with reduced crosstalk |
04/20/1993 | US5204955 Network management method and system |
04/20/1993 | US5204895 Data communicating apparatus which selects analog or digital communication in accordance with the destination number |
04/20/1993 | US5204857 ATM exchange system |
04/17/1993 | WO1993008658A1 Packet switch |
04/15/1993 | WO1993007722A1 Congestion tuning of telecommunications networks |
04/15/1993 | WO1993007721A1 A telecommunication system and a method for matching the numbering schemes of two telecommunication systems |
04/15/1993 | WO1993007699A2 Broadband input buffered atm switch |
04/15/1993 | WO1993007694A1 Method for integrated services satellite network resource allocation by advance reservation |
04/14/1993 | EP0536949A2 An incoming communications forwarding technique utilizing a called party location indicator |
04/14/1993 | EP0536919A2 Efficient single-hop directional multichannel system |
04/14/1993 | EP0536183A1 Line interface circuit. |
04/13/1993 | US5202885 Atm exchange with copying capability |
04/13/1993 | CA1316277C Loop status verification system |
04/13/1993 | CA1316242C Control system for communication between units |
04/07/1993 | EP0536041A1 Method for the dynamic allocation of subscribes to the central station of an optical communication network |
04/07/1993 | EP0535858A2 Selection of transmission facilities using optical wavelength division multiplexing |
04/07/1993 | EP0535857A2 Communications network class-of-service routing |
04/07/1993 | EP0535762A1 Method for resource allocation by anticipated reservation in a satellite network with service integration |
04/07/1993 | EP0535602A2 Programm-controlled communications system in which a connection request is simultaneously signalled at several communications terminals |
04/07/1993 | EP0535270A1 Operations monitoring system |
04/07/1993 | EP0535050A1 Switching element and method for controlling the same. |
04/06/1993 | US5200990 Method of recovering speech path of pre-engaged call on restarting keyphone exchange system |
04/06/1993 | US5200989 Wide band communication system transmitting video and audio signals among a plurality of users |
04/06/1993 | US5200746 Switching module for digital cross-connect systems |
04/06/1993 | CA1315863C Switch path reservation arrangement |
04/05/1993 | CA2079765A1 Optical system for connecting subscriber terminals to a telecommunications network local exchange |
04/01/1993 | WO1993006680A1 Configurable telephone interface for electronic devices |
04/01/1993 | DE4134207C1 Loading double-computer standby system - preparing passive computer for loading and taking new software from data source for entering into memory of active computer |
04/01/1993 | DE4132146A1 Controlling subscriber terminals to establish connection - using central control for conversion of pulse into message for answering machine when calling subscriber hangs up |
03/31/1993 | EP0534785A2 Broadcast system for distributed controlled switching network |
03/31/1993 | EP0534784A2 Distributed controlled switching network for telephone communications |
03/31/1993 | EP0534232A1 An apparatus and method for connecting inter-SRM highways |
03/31/1993 | EP0533900A1 Low delay or low loss cell switch for atm. |
03/31/1993 | CA2052498A1 System for interfacing telephone sets with a centrex system |
03/30/1993 | US5199088 Fiber optic switch with spatial light modulator device |
03/30/1993 | US5199071 Modem mode matching method with pbx dial-in |
03/30/1993 | US5199062 Telephone communications system including a digital telephone switch, a voice response unit and a stored program sequence for controlling both the switch and the voice response unit |
03/30/1993 | US5198808 Matrix switch apparatus with a diagnosis circuit having stand-by ports and reduced size matrix switching elements |
03/30/1993 | CA1315374C Self-routing switch and its routing method |
03/24/1993 | EP0533510A2 Cordless key telephone system with multiple tenant facility |
03/24/1993 | EP0533509A2 Cordless key telephone system for repeating attempts to alert stations located in interference-affected zones |
03/24/1993 | EP0532792A1 Digital telecommunications exchange |
03/24/1993 | EP0532726A1 Switching arrangement for public switched telephone and public radio mobile networks |
03/23/1993 | US5197097 Cell signal processing circuit and optical switch apparatus using the same |
03/23/1993 | US5196733 Crosstalk-resistant multi-input to single output analog switching device |
03/18/1993 | WO1993005621A1 Optical switching in a fiber communication system |
03/18/1993 | WO1993005483A1 Telephonic-interface lottery system |
03/18/1993 | WO1993004598A1 Carotenoid composition |
03/18/1993 | DE4129965A1 Conference circuit and bidirectional signal interface - uses input and output stages coupled via signal bus and mixer stage. |
03/17/1993 | EP0532102A2 System for controlling data access to a data apparatus |
03/17/1993 | EP0531663A2 Heterogeneous ports switch |
03/17/1993 | EP0531573A1 Method for access with verification of autorization to temporarily allocatable memory areas in a data base of a program controlled communications exchange |
03/16/1993 | US5195184 Method and system for high speed data transfer |
03/16/1993 | US5195131 Private branch exchange system |
03/16/1993 | US5195129 Switching system for application services |
03/16/1993 | US5195085 Communication link identifier |
03/16/1993 | US5194977 Wavelength division switching system with reduced optical components using optical switches |
03/10/1993 | EP0531268A2 Business communication number |
03/10/1993 | EP0531048A2 A system for providing personalized telephone calling features |
03/10/1993 | EP0531047A2 Optical line monitor |
03/10/1993 | EP0530443A2 Time division multiplex switching system for interconnecting telephone circuits which operate in accordance with different signalling systems and call formats |
03/10/1993 | EP0530345A1 Packet switching communications system |
03/10/1993 | CA2077882A1 Apparatus and method for connecting inter-srm highways |
03/09/1993 | US5193089 Key telephone system |
03/09/1993 | US5193086 Network system having a line switching function |
03/09/1993 | CA1314319C Automatic call distribution system |
03/04/1993 | WO1993004388A1 Improved apparatus and method for aligning optical fibers |
03/04/1993 | WO1992016079A3 Communications switching network |
03/04/1993 | CA2141824A1 Improved apparatus and method for aligning optical fibers |
03/03/1993 | EP0530098A1 Method and arrangement for communication between units of a communication installation |
03/03/1993 | EP0529948A2 Telecommunications call processing |
03/02/1993 | US5191604 Communication apparatus with private branch exchange for communicating with extension or external stations |
03/02/1993 | US5191577 Switch stage number setting apparatus for MSSR channels |