Patents
Patents for H04Q 3 - Selecting arrangements (38,975)
05/1997
05/20/1997US5631948 Voice mail communication with call blocking
05/20/1997US5631902 Digital cross-connect system
05/20/1997US5631901 Method of transmitting control signals and PBX system
05/18/1997CA2186795A1 Resource management system for a broadband multipoint bridge
05/15/1997WO1997017815A1 Bidding for telecommunications traffic
05/15/1997WO1997017814A1 A communications addressing network and terminal therefor
05/15/1997WO1997017812A2 Packet network tariffing
05/15/1997WO1997017794A1 Improvements in or relating to telecommunications services
05/15/1997WO1997017791A2 User-authentification device using acoustic signals and a telephone set
05/15/1997WO1997017785A1 Voice signal transmitting method and exchange system using the same
05/15/1997WO1997017784A1 Traffic control in a communication system
05/15/1997WO1997017783A1 Traffic measurement in a communication system
05/15/1997WO1997017782A1 Communication system
05/15/1997WO1997017781A1 Encryption key management
05/14/1997EP0773698A2 Method for logical network design in multi-service networks
05/14/1997EP0773652A2 Message routing in multinode networks
05/14/1997EP0773648A1 Method and apparatus for managing multicast connections
05/14/1997EP0772951A1 Multi-nodal digital telephone distribution system
05/14/1997EP0772942A1 Apparatus for managing a telecommunications network
05/14/1997EP0772941A1 Communication apparatus and method
05/14/1997EP0772836A2 A method for storing and retrieving data and a memory arrangement
05/14/1997EP0669067B1 Establishing telecommunications call paths in broadband communication networks
05/14/1997CN1149735A Service personal computer of modular structure
05/13/1997US5629978 Service delivery using broadband
05/13/1997US5629974 Communication system providing mobility management internetworking between a C-interface radio system and an overlay mobile radio network
05/13/1997US5629939 Time slot rearranging apparatus in multiplexer
05/13/1997US5629938 Method for automated provisioning of dedicated circuits
05/13/1997US5629937 Apparatus and method for ATM queuing and scheduling
05/13/1997US5629930 Call routing in an ATM switching network
05/13/1997US5629928 In a data communication network
05/13/1997US5629925 Method of operating a switching network, as well as switching network and exchange therefor
05/13/1997CA2103302C Key telephone system
05/09/1997WO1997016930A1 Call back service for a regulatory restrictive area
05/09/1997WO1997016929A1 Service creation apparatus for a communications network
05/09/1997WO1997016928A1 A call processing architecture and method of representing the topology of a complex call
05/09/1997WO1997016916A1 Method and apparatus for implementing a computer network/internet telephone system
05/09/1997WO1997016907A1 Call routing in an atm switching network
05/09/1997WO1997010667A3 Computer telephony integration system and method
05/09/1997CA2236754A1 Call back service for a regulatory restrictive area
05/09/1997CA2236320A1 Service creation apparatus for a communications network
05/07/1997EP0772371A1 Verification of network transporter in networking environments
05/07/1997EP0772368A2 Method and apparatus for burst transferring ATM packet header and data to a host computer system
05/07/1997EP0772335A2 Arrangement for queuing a call to the best split
05/07/1997EP0772325A2 ATM exchange system and priority control method
05/07/1997EP0772324A2 Systems and methods for sharing of resources
05/07/1997EP0772319A2 Method and system for sharing information between network managers
05/07/1997EP0636295B1 Wideband telephone line interface circuit
05/07/1997CN1149369A Method and equipment prioritizing traffic in an ATM network
05/07/1997CN1149368A Method for preventing circular routing in a telecommunication network
05/07/1997CN1149225A Call screening method and apparatus for use in completing telephone calls
05/07/1997CN1149223A Terabit per second packet switch having assignable multiple packet loss probabilities
05/07/1997CN1149222A Terabit per second ATM packet switch having out-of-band control with multicasting
05/07/1997CA2189619A1 Verification of network transporter in networking environments
05/06/1997US5627925 Non-blocking optical cross-connect structure for telecommunications network
05/06/1997US5627889 Service restoration technique for telecommunications facilities having a single degree of freedom
05/06/1997US5627888 Telecommunication system for handling basic and supplementary functions
05/06/1997US5627884 Method for returning inbound calls
05/06/1997US5627833 Digital added main line system with power-up and power-down features
05/06/1997US5627832 System for processing synchronization signals with phase synchronization in a mobile communication network
05/06/1997US5627826 Time-slot interchanger
05/06/1997US5627824 Telecommunications network
05/06/1997US5627822 Method and circuit arrangement for disturbance-free redirection of a message cell stream onto an alternate route
05/06/1997US5627819 Use of multipoint connection services to establish call-tapping points in a switched network
05/06/1997CA2102092C Call transfer with automatic return
05/06/1997CA2101395C International priority calling system
05/06/1997CA2085269C Expandable time slot interchanger
05/02/1997EP0771132A1 Device for regulating the flow of ATM cells inside an ATM switch
05/02/1997EP0771131A2 Real-time processing for virtual circuits in packet switching
05/02/1997EP0771130A1 Multiplexing and scheduling apparatus for an ATM switching network
05/02/1997EP0771129A2 Method and apparatus for asynchronously segmenting packets of multiple channels into ATM cells
05/02/1997EP0771098A2 Circuits, systems and methods for providing resource allocation in a communication system
05/02/1997EP0771096A2 Network server
05/02/1997EP0771052A2 Telephone line connector
05/02/1997EP0770297A1 Atm switch in dual switch plane operation
05/02/1997EP0770242A2 Method for warming up a spare process in a replicated real-time system, in particular in a telephone exchange
05/02/1997EP0398987B1 Communications network state and topology monitor
05/01/1997WO1997016037A1 System and method for number presentation
05/01/1997WO1997016007A1 Gateway between networks using different protocols
05/01/1997WO1997016005A1 Svc routing in network with static routing tables
05/01/1997WO1997016004A1 High capacity atm switch
05/01/1997WO1995024085A3 Method for rerouting a packet-mode data connection
05/01/1997CA2235417A1 System and method for number presentation
05/01/1997CA2161736A1 Telephone exchange with voice mail device
04/1997
04/30/1997DE19644210A1 Automatic display method for incoming telephone calls
04/29/1997US5625681 Method and apparatus for telephone number portability
04/29/1997US5625680 Method and apparatus for prioritizing telephone calls
04/29/1997US5625478 Optically restorable WDM ring network using simple add/drop circuitry
04/29/1997US5625404 Method and system for accessing multimedia data over public switched telephone network
04/25/1997CA2188692A1 Device to regulate the flow of atm cells within an atm packet switch
04/24/1997WO1997015151A2 Co-operative network manager
04/24/1997WO1997015124A1 An adaptive dual filter echo cancellation method
04/24/1997WO1997004542A3 Multipoint-to-point arbitration in a network switch
04/24/1997DE19538998A1 Electronic coupling field arrangement for messaging system
04/24/1997CA2233667A1 Co-operative network manager
04/23/1997EP0769882A1 System for signal transfer between private branch exchanges
04/23/1997EP0769864A2 ATM network topology management method
04/23/1997EP0769230A2 Telecommunication network with improved access protocol
04/23/1997EP0769227A1 Signal protection and monitoring system
04/23/1997CN1148458A Updating subscriber data of a mobile communication system
04/22/1997US5623543 Two port signalling voltages filter arrangement