Patents
Patents for H04Q 3 - Selecting arrangements (38,975)
10/1995
10/10/1995US5457693 Data terminal control unit including table for efficiently making connections between data terminal equipments and between data terminal equipment and outside lines
10/10/1995US5457679 Channel sharing and memory sharing in a packet switching system
10/10/1995US5457678 Method and circuit arrangement for the transmission of message packets according to the asynchronous transfer mode in a communication network
10/10/1995US5457556 Optical cross-connect system with space and wavelength division switching stages for minimizing fault recovery procedures
10/10/1995CA1337303C Isdn, basic rate interface arranged for quad voice
10/09/1995CA2146082A1 Method of establishing a connection to a subscriber through a first network, as well as service computer, switching facility, and terminal
10/09/1995CA2143075A1 Simultaneous voice and data call establishment using a simultaneous voice and data modem pool and private branch exchange facilities
10/05/1995WO1995026600A2 Multipurpose synchronous switch architecture
10/05/1995WO1995026592A2 Optical telecommunications network
10/05/1995WO1995024801A3 Hierarchical synchronization method
10/05/1995WO1995024090A3 Tracing with keys and locks on a telecommunication network
10/05/1995WO1995024084A3 Method for rerouting a packet-mode data connection
10/05/1995DE4410043A1 Communication connection control procedure for programme-controlled exchange
10/04/1995EP0675665A2 Optical time slot interchange apparatus and method of operation
10/04/1995EP0675664A2 Device for the phase realignment of ATM cells in optical ATM nodes
10/04/1995EP0675628A2 Least cost routing device for separate connection into phone line
10/04/1995EP0675617A1 Circuit arrangement for connecting units of an ATM switching device
10/04/1995EP0674821A1 Flow control system for packet switches
10/03/1995USRE35050 Personal computer-as an interface between a telephone station set and a business communication system
10/03/1995US5455940 Method for abnormal restart of a multiprocessor computer of a telecommunication switching system
10/03/1995US5455865 Robust packet routing over a distributed network containing malicious failures
10/03/1995US5455861 Secure telecommunications
10/03/1995US5455855 System for connecting public network subscriber and private network subscriber
10/03/1995US5455853 Method of creating a telecommunication service template
10/03/1995US5455825 Tag-based scheduling system for digital communication switch
10/03/1995US5455824 Message information terminating system
10/03/1995CA2062102C Remote maintenance method and device thereof in private branch exchange system
10/03/1995CA2059078C Mediation of transactions by a communications system
09/1995
09/28/1995WO1995026114A1 Intelligent mobile telecommunications network arrangement
09/28/1995WO1995026091A1 Method and system for routing phone calls based on voice and data transport capability
09/28/1995WO1995024083A3 Network arrangement
09/28/1995CA2163428A1 Intelligent mobile telecommunications network arrangement
09/27/1995EP0674461A2 Method and apparatus for recording incoming interleaved asynchronous transfer mode cells
09/27/1995EP0674460A2 A method of routing multiple virtual circuits
09/27/1995EP0674457A2 Switching equipment
09/27/1995EP0674419A2 Communication system for processing caller ID information
09/27/1995EP0674411A1 Virtual interconnection memory especially for communication between terminals operating at different speeds
09/27/1995EP0673584A1 Communications terminal equipment
09/27/1995EP0673574A1 Packet data network
09/27/1995EP0663127A4 Shared common in-house wiring to permit multiple telephone carriers to serve the same customer.
09/27/1995CN1109248A Intelligent call processing based upon complete identification of calling station
09/27/1995CN1109231A Method and facility for temporarily storing data packets, and exchange with such a facility
09/27/1995CN1029901C Method of managing, in a telecommunication network, user data of a use R who may move from a base work area associated with a base exchange to anothers work area associated
09/26/1995US5454034 Method of routing signaling messages
09/26/1995US5454033 Apparatus and method for controlling access to a telephone
09/26/1995US5454032 Method of establishing communication link to one of multiple devices associated with single telephone number
09/26/1995US5454025 Switch bypass for a public safety calling system
09/26/1995US5453990 Switching circuit having error detection capability
09/26/1995CA2065248C Digital communication system for integrated services telephone installations
09/24/1995CA2144278A1 Asynchronous transfer mode (atm) systems
09/24/1995CA2144227A1 Apparatus and method of processing bandwidth requirements in an atm switch
09/24/1995CA2144147A1 Atm queuing and scheduling apparatus
09/23/1995CA2143076A1 Communication system for processing caller id information
09/22/1995CA2143495A1 Method and apparatus for reordering incoming interleaved asynchronous transfer mode cells
09/21/1995WO1995025412A1 Atm communication systems with a modular structure
09/21/1995WO1995025411A1 Atm-communication system with a modular structure and communication modules
09/21/1995WO1995023473A3 Method to identify clients and method for using a teleterminal device
09/21/1995DE4408974A1 Modular strukturiertes ATM-Kommunikationssystem mit Kommunikationsmodulen Modularly structured ATM communication system with communication modules
09/20/1995EP0673174A2 Transmission apparatus for relaying different types of trunk signals
09/20/1995EP0673144A2 Call registration system for personal communication services
09/20/1995EP0673138A2 Connection admission control method for ATM network
09/20/1995EP0673137A1 Virtual interconnection memory
09/20/1995EP0632910B1 Programme-controlled isdn switching system with a program module constructed in accordance with the principles of object-oriented programming for the handling of switched calls
09/20/1995CN1029811C Method and system for the efficient distribution of messages utilizing a data processing system
09/19/1995US5452450 System of global update for time/language heterogeneous databases using a relational reference database and both request and database identifier files
09/19/1995US5452383 Optical switch and method for producing the optical switch
09/19/1995US5452351 Electronic private branch exchange having an LCR function and a method of accessing a particular common carrier in that exchange
09/19/1995US5452350 Subscriber call routing processing system
09/19/1995US5452349 Call forwarding control system for ISDN
09/19/1995US5452339 Local/remote modification of electronically alterable operating system firmware resident in redundant flash memory of remote unit for testing/conditioning subscriber line circuits
09/19/1995US5452296 Asynchronous transfer mode communication system
09/19/1995US5452286 Digital transmission apparatus for subscribers having switching function from active transmission line to protection transmission line
09/19/1995US5451936 Non-blocking broadcast network
09/14/1995WO1995024803A1 Telecommunications switch with improved redundancy
09/14/1995WO1995024802A1 Bandwidth management in a switched telecommunications network
09/14/1995WO1995024801A2 Hierarchical synchronization method
09/14/1995WO1995024800A2 Hierarchical synchronization method
09/14/1995WO1995024788A2 Expandable telecommunications system
09/14/1995WO1995024772A2 Hierarchical synchronization method
09/14/1995DE4415172C1 Broadband ISDN communication device arrangement
09/13/1995EP0671861A1 Method and apparatus for distribution of multimedia information
09/13/1995EP0671827A2 AIS transmission method in ATM communication system, transmission side ATM unit and ATM communication system
09/13/1995EP0671721A2 Communication system
09/13/1995EP0671112A1 Method for dynamic connection management in integrated communication networks
09/13/1995EP0671108A1 A telecommunications system and a method for establishing a communications link
09/13/1995EP0671093A1 An arrangement for bit error monitoring in switching equipment
09/13/1995EP0671034A1 Direction order routing in multiprocessor systems
09/13/1995CN1108463A Subscriber services arrangement for mobile telecommunications system providing pabxaccess
09/13/1995CN1108449A System and method to identify the terminating directory number at the customer premises
09/12/1995US5450569 Method for the visualization of logged information in a communication system
09/12/1995US5450488 Multiple service voice messaging system
09/12/1995US5450486 Telecommunication system and a linecard
09/12/1995US5450485 Detecting whether a telephone line has been disconnected
09/12/1995US5450483 Method of controlling overloads in a telecommunications network
09/12/1995US5450482 Dynamic network automatic call distribution
09/12/1995US5450480 Method of creating a telecommunication service specification
09/12/1995US5450475 Method for controlling electronic telephone switches
09/12/1995US5450469 Subscriber interface box
09/12/1995US5450411 Network interface for multiplexing and demultiplexing isochronous and bursty data streams in ATM networks
09/12/1995US5450397 Method for handling redundant switching planes in packet switches and a packet switch for carrying out the method