Patents for H04Q 3 - Selecting arrangements (38,975) |
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01/05/1994 | EP0576671A1 Telephone exchange system |
01/04/1994 | US5276749 Optical reflective star device having one or more orthogonal polarization reflectors |
01/04/1994 | US5276731 Method and apparatus for handling incoming telephone calls |
01/04/1994 | US5276727 Remote maintenance method and device thereof in private branch exchange system |
01/04/1994 | US5276440 Network device information exchange |
01/04/1994 | US5276425 Method for broadcasting in Clos switching networks by limiting the number of point-to-multipoint connections |
12/31/1993 | CA2099325A1 Call processing system |
12/31/1993 | CA2099307A1 Call processing system |
12/29/1993 | EP0576207A2 An arrangement for dynamically identifying the assignment of a subscriber telephone loop connection at a serving terminal |
12/29/1993 | EP0576205A2 Automatic processing of calls with different communication modes in a telecommunications system |
12/29/1993 | EP0576141A2 Arrangement for obtaining information from a switching system database by an adjunct processor |
12/29/1993 | EP0575369A1 Digital communication system with transmission servers. |
12/29/1993 | CN1080107A Method and system for selecting an optimal rearran gement sequence for a cross-connect communications matrix |
12/29/1993 | CN1080106A Method and system for immediately connecting and reswitching digital cross-connect networks |
12/28/1993 | US5274768 High-performance host interface for ATM networks |
12/28/1993 | US5274703 Automatic loss control circuit |
12/28/1993 | US5274702 For a two-wire telecommunications line |
12/28/1993 | US5274699 Method for providing caller identification to a call recipient |
12/28/1993 | US5274643 Method for optimizing a network having virtual circuit routing over virtual paths |
12/28/1993 | US5274635 Method and apparatus for aligning a digital communication data stream across a cell network |
12/28/1993 | US5274368 Method and apparatus for controlling access to a communication system |
12/28/1993 | CA1325686C Method for predictive pacing of calls in a calling system |
12/28/1993 | CA1325669C Broadband signal switching matrix network |
12/23/1993 | WO1993026113A1 Service platform |
12/23/1993 | DE4220421A1 Superconductive switch matrix for digital transmission network nodes - combines switches and memories having steep-sided characteristics with comparatively slow circuit elements and delay lines |
12/22/1993 | EP0574988A1 Method for user location update in a telecommunication network |
12/22/1993 | EP0574864A2 Optical switch for fast cell switching networks |
12/22/1993 | EP0574484A1 Communications switching network |
12/21/1993 | US5272749 Telephone dialing system for converting subscriber-created telephone numbers to directory numbers |
12/21/1993 | US5272696 ATM plane merging filter for ATM switches and the method thereof |
12/21/1993 | CA1325467C2 Rearrangeable multiconnection switching networks constructed using combinatorial designs |
12/21/1993 | CA1325466C2 Rearrangeable multiconnection switching networks constructed using combinatorial designs |
12/16/1993 | DE4218779A1 Digital optical signal supply appts. to amplifier - converts optical inputs from several sources into electrical equivalent for selective switching to reconversion and transmission modules |
12/15/1993 | EP0574162A2 Network chip with auto sensing and reconfiguration |
12/15/1993 | EP0574070A1 Interface circuit for linking microprocessors |
12/15/1993 | EP0573637A1 Eprom-based crossbar switch with zero standby power |
12/15/1993 | CN1023183C Private telephone system with simplified command feature |
12/14/1993 | US5271005 Method of modifying virtual path capacity |
12/14/1993 | US5271004 Asynchronous transfer mode switching arrangement providing broadcast transmission |
12/14/1993 | US5271003 Internal routing method for load balancing |
12/14/1993 | US5270919 Network planning tool |
12/14/1993 | US5270701 Service processing system with distributed data bases |
12/09/1993 | WO1993025035A1 Switch reduction for multiple lines of the public telephone network |
12/08/1993 | EP0573214A2 Line-based public safety answering point |
12/08/1993 | EP0572739A2 System for processing synchronization signals with phase synchronization in a mobile communication network |
12/08/1993 | EP0572721A1 Switching network |
12/08/1993 | EP0572544A1 Integrated application controlled call processing and messaging system. |
12/08/1993 | EP0572439A1 Systems and processes for specifying customized telecommunication services |
12/08/1993 | EP0382715B1 Switch path reservation arrangement |
12/07/1993 | US5268904 ISDN terminal equipment control method |
12/07/1993 | US5268895 Signaling message routing control using composite point code status |
12/07/1993 | CA2005067C Method and apparatus for starting switching system |
12/02/1993 | DE4315720A1 Telecommunications exchange equipment unit with circuits in drawers - allows optical functions to be implemented by photonic modules in system |
12/01/1993 | EP0571503A1 Method and apparatus for controlling access to a communication system |
12/01/1993 | EP0563319A4 Visual programming of telephone network call processing logic |
12/01/1993 | EP0503059A4 Enhanced wide area audio response network |
12/01/1993 | CN1079091A A method of producing an intelligent network service |
12/01/1993 | CN1079090A A person paging method |
11/30/1993 | US5267309 Telephone line unit having programmable read-only memory |
11/30/1993 | US5267304 Directory assistance system |
11/30/1993 | CA2013374C Authenticated communications access service |
11/30/1993 | CA1324835C Modular crossbar interconnection network for data transaction between system units in a multi-processor system |
11/29/1993 | CA2092597A1 Arrangement for obtaining information from a switching system database by an adjunct processor |
11/25/1993 | WO1993023962A1 Method of controlling traffic in a telecommunication network |
11/24/1993 | EP0571345A2 Centralised telefax reception |
11/24/1993 | EP0571261A1 Method of decentralized control of communications routing in packet switching network |
11/24/1993 | EP0571152A2 Method for aggregating ports on an ATM switch for the purpose of trunk grouping |
11/24/1993 | EP0571109A2 Overvoltage protection scheme for subscriber loops and method of performing same |
11/24/1993 | CN1022867C Memory card and switching system suitable for using same |
11/23/1993 | US5265157 Answer supervision and service selection |
11/23/1993 | US5265150 Automatically configuring wireless PBX system |
11/23/1993 | US5265091 Adaptation of reserved estimated bandwidth for permanent virtual connection |
11/23/1993 | US5265090 Switching element for cross-connect equipment for digital bit streams multiplexed by time-division multiplexing digital tributaries with different bit rates |
11/23/1993 | US5264842 Communication switching system |
11/18/1993 | EP0569960A2 Time switch control system |
11/18/1993 | EP0569913A2 Connection path selection method for cross-connect communications networks |
11/18/1993 | EP0569906A2 Methods and system for immediately connecting and reswitching digital cross-connect networks |
11/18/1993 | EP0569905A2 Method and system for selecting an optimal rearrangement sequence for a cross-connect communication matrix |
11/18/1993 | DE4306031A1 Remotely controlled administration method for communication system - selecting operating task from list displayed on control device with aid of interrogation routine |
11/17/1993 | CN1078589A A method of supporting communication |
11/17/1993 | CN1078588A A method of establishing a connection |
11/17/1993 | CN1078587A A method of establishing cooperation with a functionality |
11/17/1993 | CN1022788C Network service method for public/special network |
11/16/1993 | USRE34444 Programmable logic device |
11/16/1993 | US5263121 System for routing calls |
11/16/1993 | US5262906 Message routing for SONET telecommunications maintenance network |
11/16/1993 | CA2023446C Packet communication method, packet communication device and packet switcher |
11/16/1993 | CA1324448C Microcomputer integrating a digital subscriber terminal for an integrated service digital network |
11/16/1993 | CA1324429C Routing method and packet switching networks notably for business networks and subscriber installations in a wide band public network |
11/11/1993 | WO1993022884A1 Auxiliary-exchange communications installation |
11/11/1993 | WO1993022866A1 Interactive telephone system for optimizing service economy |
11/11/1993 | WO1993022865A1 Hotel interactive communication apparatus |
11/11/1993 | WO1993022863A1 Call processing control system |
11/11/1993 | WO1993022858A1 Cross-connection architecture for sdh-signals comprising time- and space division switch groups |
11/11/1993 | WO1993022708A1 Optical switching device |
11/11/1993 | DE4315243A1 Bidirectional selective remote connection and transmission circuit - detects or transmits audio signal after selection by relay of either high-impedance or low-impedance signal. |
11/10/1993 | EP0569195A2 Telephonic switching system with a user controlled data memory access system and method |
11/10/1993 | EP0569180A2 Intelligent telecommunications network |
11/10/1993 | EP0569175A2 Call message recording for telephone systems |
11/10/1993 | EP0569164A2 Automated telephone attendant |