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"What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches?"
The Quarterly Review ; March edition, 1825
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| Number | Title | Issue Date |
| 7356138 | Method of operating a virtual private network A method of operating a virtual private network includes the steps of: (a) dialing a custom number; (b) receiving the custom number at a switch (20) of a first carrier; (c) routing the call to a switch (18) of a second carrier based on having received ... | 04/08/2008 |
| 7293023 | Method for evaluating data in elements of a communications network A method, computer-program product, and user interface are provided for verifying correct translations data network elements. Translation-verification commands are executed in batch to receive a group of data sets, which are stored in a capture file. A benchmark fil... | 11/06/2007 |
| 7274786 | Method and system for processing telephone calls via a remote tie-line A method and system include routing telephone calls from multiple private networks via public lines and trunks in a public switched telephone network (PSTN) to a host switch, at which the connections would begin to run parallel. The host switch routes the telephone ... | 09/25/2007 |
| 7124189 | Spontaneous virtual private network between portable device and enterprise network An enterprise network opens a virtual private network tunnel with a data center by sending the data center a data request that includes a uniform resource identifier. The data center responds by sending the enterprise network ongoing reply data. A user wishing to ac... | 10/17/2006 |
| 7088812 | Call management implemented using call routing engine Call management techniques are implemented using a call routing engine. In the invention the routing engine centrally controls a public network to facilitate implementation of post-routing call processing of a call. The call routing engine provides switching which m... | 08/08/2006 |
| 7020265 | Method for transmitting information to remote site using dynamic transmission network The invention relates to a method for transmitting information such as fax, voice or data to a destination information device via a dynamic transmission network. The dynamic transmission network includes one or more transmission control servers (TCSs) and one or mor... | 03/28/2006 |
| 6975718 | Automated route plan generation A communication system includes a tenant with multiple physical locations that include a number of packet enabled telecommunications devices managed by one or more call managers. To generate a route plan for use by a call manager in managing calls from these devices... | 12/13/2005 |
| 6879680 | Method of and system for extending internet telephony over virtual private network direct access lines A virtual private network includes an internet protocol (IP) network and a public switched telephone network (PSTN). An enterprise gateway is operably connected to the IP network. The enterprise gateway is operably connected to a switch of the PSTN through a direct ... | 04/12/2005 |
| 6834105 | Method for operating a private telecommunications network Method for operating a private telecommunications network which is connected via at least one multichannel private branch exchange or a comparable device, in particular a call server or a voice-over IP Gateway, with a plurality of real call numbers to a public telec... | 12/21/2004 |
| 6816587 | Virtual private line connection system and method A virtual private line connection method allowing efficient and economical virtual private line service in the public ISDN is disclosed. When a SS7 (common channel signalling system No. 7) message is generated in response to a call originated by a term... | 11/09/2004 |
| 6807269 | Call management implemented using call routing engine Call management techniques implemented using a call routing engine are disclosed. In the techniques of the present invention, a public network is centrally controlled so as to facilitate implementation of call processing features, and local switching resources and t... | 10/19/2004 |
| 6751306 | Local on-hold information service with user-controlled personalized menu A telephone user sets up a “personalized” menu identifying a set of information options from which he or she desires to select when placed on-hold in a telephone system. The user's personal preferences are then saved. When the party later makes a call to a telep... | 06/15/2004 |
| 6741690 | Network server A network server for the provision of services in a telephone network has a database for storing data according to subscriber-specific hierarchical data structures. The network server allows subscribers of the telephone network, via a terminal, to specify a respecti... | 05/25/2004 |
| 6724876 | Method and apparatus for effecting telecommunications service features using call control information extracted from a bearer channel in a telecommunications network A system and method provide a call service features in response to call control information conveyed by a monitored bearer channel in a telecommunications network. A bearer channel monitor captures the call control information and relays the information to a call co... | 04/20/2004 |
| 6711252 | Method and system for implementing intermediary services in a telecommunication system The invention concerns a method and a system for implementing a centralized intermediary service in a telecommunication system comprising a telephone network, which comprises one or more telephone exchanges; a private numbering plan provided in the telephone network... | 03/23/2004 |
| 6704406 | Automated route plan generation A communication system includes a tenant with multiple physical locations that include a number of packet enabled telecommunications devices managed by one or more call managers. To generate a route plan for use by a call manager in managing calls from th... | 03/09/2004 |
| 6668052 | Method and system for signaling in a telecommunication system A method and a system for signaling used in a call setup in a telecommunication system comprising a telephone network, a Centrex exchange belonging to the telephone network and implementing a private number plan, a first telecommunication terminal, which ... | 12/23/2003 |
| 6597778 | Method for setting a number plan and providing a service for an advanced intelligent network subscriber in a communication network A method for setting a number plan and providing a service for an advanced intelligent network (AIN), includes the steps of searching a first trigger which corresponds to a detected AIN call, judging whether the first trigger is a second trigger for a sub... | 07/22/2003 |
| 6567514 | Method and system for processing telephone calls via a remote tie-line A method and system include routing telephone calls from multiple private networks via public lines and trunks in a public switched telephone network (PSTN) to a host switch, at which the connections would begin to run parallel. The host switch routes the... | 05/20/2003 |
| 6516058 | Voice network access system An authentication system is applied for a voice network in order to provide the same security as that attained by a data network. Provided is a voice network access system wherein a one-time password system, which is used as an access authentication syste... | 02/04/2003 |
| 6480595 | Method of communication through leased line in virtual private network When a leased line is incorporated in a virtual private network forming a composite communication network together with a public network, a service control point searches a data base to see what private branch exchanger is the closest to a caller, and est... | 11/12/2002 |
| 6453034 | Method of and system for extending internet telephony over virtual private network direct access lines A virtual private network includes an internet protocol (IP) network and a public switched telephone network (PSTN). An enterprise gateway is operably connected to the IP network. The enterprise gateway is operably connected to a switch of the PSTN throug... | 09/17/2002 |
| 6449344 | Communication system The present invention discloses a communication system including a communications network, a multiplicity of communications terminals which are connectable to the communications network and which can be employed by users to communicate via the communicati... | 09/10/2002 |
| 6430176 | Multimedia channel management through PSTN signaling A method and apparatus establishes through the public switch telephone network, a multimedia communications session between first and second telecommunications infrastructure. Each infrastructure is located on a separate private data network and comprises... | 08/06/2002 |
| 6363142 | Network directed call pickup service A system and apparatus for enabling supplementary service functions, such as directed call pickup, to be implemented in a communications network having more than one server. The multi-server call pickup system is adapted to enable a user to pick up anothe... | 03/26/2002 |
| 6298120 | Intelligent processing for establishing communication over the internet A method is disclosed for establishing communication between an originating station and a destination station over a computer network such as the Internet, for example. In accordance with the invention, at least one service attribute requested by the orig... | 10/02/2001 |
| 6205216 | Apparatus and method for inter-network communication The invention provides an apparatus for transmitting calls generated by a first communication network over a second communication network to a third communication network, the first communication network operating in accordance with a first communication ... | 03/20/2001 |
| 6169797 | Method for setting up telecommunication connections For external terminals, telephone number information is provided internally in a private branch exchange. Upon call setup, signalling information is checked to determine if telephone number information is internally present in the private branch exchange ... | 01/02/2001 |
| 6141409 | Method of operating a virtual private network A method of operating a virtual private network includes the steps of: (a) dialing a custom number; (b) receiving the custom number at a switch (20) of a first carrier; (c) routing the call to a switch (18) of a second carrier based on having received the... | 10/31/2000 |
| 6097804 | Method and system for completing a voice connection between first and second voice terminals in a switched telephone network A method and a system for completing a voice connection between a first and second voice terminal in a switched telephone network (STN) are disclosed. The system includes a Virtual Switching Point (VSP) in a switched telephone network having a connection ... | 08/01/2000 |
| 6094479 | Computer telephony integration gateway A telecommunications system combines the benefits provided by a public intelligent network and a customer premise equipment (CPE)-based private network to provide enhanced telecommunications services. The public intelligent network includes an IN service ... | 07/25/2000 |
| 6084956 | SS7 mediation for data network call setup and services interworking In a data access transport service call setup from the Public Switched Telephony Network (PSTN) requires efficient utilization of PSTN resources and signalling infrastructure. A system is disclosed for interworking the PSTN Common Channel Signalling Syste... | 07/04/2000 |
| 6055303 | Telecommunications services A system and method of providing CCBS services over GVNS. In a network service with routing code recalculation, a supplementary subscriber service involves an interaction between two subscribers. Knowledge of a subscriber access code, used in a called sub... | 04/25/2000 |
| 6005929 | Method of providing services to subscribers of a telephone network All calls addressed to a subscriber are forwarded by the subscriber's routing autonomy exchange to a service server connected to the exchange. If a service provided by the service server necessitates a call to the subscriber, a call from the service serve... | 12/21/1999 |
| 5974133 | Method and apparatus for facilitating communication across multiple locations The multiple location, communications network is provided as an overlay application to, for example, one or more private networks. The network adds increased flexibility to an existing private network system by adding additional features, e.g., abbreviate... | 10/26/1999 |
| 5920619 | Regional centrex In a regional telephone network system offering centrex services, a closed user group is distributed as subgroups to several different telephone exchanges. According to the invention, the management of user groups can be implemented in such a way that a t... | 07/06/1999 |
| 5502816 | Method of routing a request for a virtual circuit based on information from concurrent requests A method of routing a requested virtual circuit in a network advantageously uses information about concurrent requests for other virtual circuits. Each virtual circuit request in a set of concurrent requests is specified by one or more parameters and each... | 03/26/1996 |
| 5490212 | Call-routing method for a virtual private network as well as service computer and exchange therefor A call-routing method for a virtual private network consisting of two or more private communication units which are interconnected via switched connections of a public network as required, wherein to switch the switched connections, a service is dialled w... | 02/06/1996 |
| 5303290 | System for elminating glare in virtual private line circuits This application discloses a system for eliminating a busy line condition and completing a call over a virtual private line when the stations at each of the lines attempt to initiate a call simultaneously. The system is implemented in three phases. In a f... | 04/12/1994 |
| 5282244 | Virtual signaling network method A Common Channel Signaling Network such as the SS7 network is configured as a virtual signaling network, such that the network is shared in common among several users. Each user, which may be a private network operator, an ICO, a RBOC, a cellular mobile c... | 01/25/1994 |
