Patents
Patents for H04Q 3 - Selecting arrangements (38,975)
10/1994
10/12/1994EP0619682A2 Method for the administration of communication installations
10/12/1994EP0538277B1 Highly reliable optical data system
10/12/1994CN1093512A Caller directed routing of a telephone call based on a dialed suffix
10/11/1994US5355406 Integrated application controlled call processing and messaging system
10/11/1994US5355405 Arrangement for dynamically identifying the assignment of a subscriber telephone loop connection at a serving terminal
10/11/1994US5355403 Method of providing an automated operator service to bridge a call
10/11/1994US5355372 Threshold-based load balancing in ATM switches with parallel switch planes related applications
10/11/1994US5355362 Digital loop carrier system
10/11/1994CA1332459C Digital private branch exchange and method of manufacturing same
10/06/1994DE4310558A1 Method for the demand-controlled program-loading of decentralised processor devices in a digital communication system
10/05/1994EP0618748A1 Apparatus and system for information multiplexing in ATM network
10/05/1994EP0618713A2 Real-time fraud monitoring system in a telecommunication network
10/05/1994EP0618706A2 Statistical gain using ATM signalling
10/05/1994EP0618705A1 Asynchronous switching node distributing dynamically cells to outputs forming an irregular group
10/05/1994EP0618703A2 Method for point to multipoint connections in self-routing ATM switching networks
10/05/1994EP0617876A1 Fibre optic telephone loop network.
10/05/1994EP0617874A1 Programmable subscriber's extension set
10/05/1994EP0617873A1 Feature control system utilizing design oriented state table language
10/05/1994EP0617863A1 Externally controlled call processing system
10/05/1994CN1093210A Flow control system for packet switches
10/04/1994US5353343 Telephonic switching system with a user controlled data memory access system and method
10/04/1994US5353339 Simplified uniform network provisioning and restoration
10/04/1994US5353331 Personal communications service using wireline/wireless integration
10/04/1994US5353326 Method for performing continuity check in an electronic exchange system
10/04/1994US5353164 Objective lens for a free-space photonic switching system
10/04/1994CA2060237C Network control arrangement
10/04/1994CA2022265C Call message delivery system and method utilizing caller-selected system annoucements
10/04/1994CA2008675C Wavelength-division switching system for optical frequency-shift keying signals
10/01/1994CA2120291A1 Asynchronous switching node dynamically distributing cells to outputs forming a so-called irregular group
09/1994
09/29/1994WO1994022259A1 Method and system for managing telecommunications such as telephone calls
09/29/1994WO1994016534A3 A wide area fiber and tv cable fast packet cell network
09/28/1994EP0617530A1 Interconnection memory comprising an array of dual-port FIFO memories
09/28/1994EP0617314A1 Optical circuit system and its constituents
09/28/1994EP0613604A4 Inbuilding telephone communication system.
09/28/1994EP0426739B1 Process for the acquisition of data concerning the network in a digital transmission network and such a digital transmission network
09/28/1994CN1092920A Communications channel testing arrangement
09/27/1994US5351290 Telecommunications fraud prevention system and method
09/27/1994US5351285 Multiple format telephonic interface control system
09/27/1994US5351238 Method of controlling a frame phase of a time-division switch and frame phase variable time-division switch
09/27/1994US5351236 Multirate, sonet-ready, switching arrangement
09/27/1994US5351232 Path monitoring system for cross-connect system
09/27/1994US5351043 Queueing protocol
09/27/1994CA2053600C Transparent communication of control information through a switching network
09/27/1994CA2032617C Arrangement for reserving and allocating a plurality of competing demands for an ordered bus communications network
09/22/1994DE4308512A1 Method for routing connections in a communications network
09/21/1994EP0616479A1 Reconfiguration method of a mesh network
09/21/1994EP0616478A2 Communication access network routing
09/21/1994EP0616477A1 Least cost routing arrangement in a telecommunication network
09/21/1994EP0616476A2 Method and apparatus for establishing connections in a communication access network
09/20/1994US5349673 Master/slave system and its control program executing method
09/20/1994US5349633 Telephonic-interface game control system
09/20/1994US5349631 Inbuilding telephone communication system
09/20/1994US5349579 Telecommunication switch with programmable communications services
09/20/1994US5349457 Fiber optic telephone loop network
09/20/1994CA2119412A1 Method for the reconfiguration of a meshed network
09/20/1994CA2038519C Basic switching unit for an apparatus used to shuffle digital streams which have been multiplexed by time division of digital tributaries at different rates
09/20/1994CA2030229C Wavelength division switching system with reduced optical components using optical switches
09/15/1994WO1994021091A1 Circuit arrangement for integrating edp systems in the use of telephone installations
09/15/1994WO1994021069A1 Label handling in packet networks
09/15/1994WO1994020904A1 Queue managing system and method
09/15/1994CA2157877A1 Label handling in packet networks
09/15/1994CA2157504A1 Queue managing system and method
09/14/1994EP0615390A2 Optical switch, optical matrix switch system and method of optimizing system connectivity
09/14/1994EP0615375A2 Subscriber line interface circuit
09/14/1994EP0615373A1 Method and system for unified voice telephone services
09/14/1994EP0615362A1 Network analysis method
09/14/1994EP0614597A1 Improved call pacing with call termination prior to first ring in potential no operator condition
09/13/1994US5347577 Battery feed circuit for supplying feed current to telephone set
09/13/1994US5347574 Automated call screening
09/13/1994US5347568 Emergency call station identification system
09/13/1994US5347567 Apparatus and method for identifying a calling station
09/13/1994US5347564 Automated translation input system
09/13/1994US5347417 Power supply protection system applied to optical subscriber network
09/13/1994US5347271 Network switching contorol method and system
09/13/1994CA2030439C Enhanced privacy feature for telephone systems
09/13/1994CA2021295C Polarity detector for subscriber lines
09/08/1994DE4406354A1 Circuit arrangement for the integration of EDP systems with the use of telephone systems
09/08/1994DE4330031A1 Circuit arrangement for integration of EDP systems with the use of telephone systems
09/07/1994EP0614302A1 Telecommunication device comprising a terminal with interfaces for a chip card and a memory card
09/07/1994EP0614296A2 ATM local area network
09/07/1994EP0614294A1 Method for generating a frame check sequence
09/07/1994EP0614149A1 Communication network with non-unique device identifiers and method of establishing connection paths in such a network
09/07/1994EP0613604A1 Inbuilding telephone communication system
09/07/1994CN1091880A Recurrent call prompter and post answer call redirection
09/07/1994CN1091878A Identification of data packets
09/06/1994US5345521 Architecture for optical switch
09/06/1994US5345503 Method for managing and re-connecting a speech path link in a switching network
09/06/1994US5345502 Establishment of connections between terminals for mobile subscribers of an interconnected network
09/06/1994US5345444 Chuted, growable packet switching arrangement
09/06/1994US5345442 Multi-highway system of digital exchange and digital exchange having the multi-highway system
09/06/1994US5345441 Hierarchical path hunt for multirate connections
09/06/1994US5345380 System and processes specifying customized customer telecommunication services using a graphical interface
09/06/1994US5345326 Optical matrix switch
09/06/1994US5345229 Adaptive switching apparatus for multi-stage networks
09/06/1994US5345228 Very large scale modular switch
09/06/1994CA1331884C Telephone dial-up vendor service
09/01/1994WO1994019912A1 Event correlation
09/01/1994WO1994019887A1 Event correlation in telecommunications networks
09/01/1994DE4305822A1 Chip input circuit
08/1994
08/31/1994EP0613315A2 Device and procedure for line data transmission