1
James M Dunn, Colin George Harrison, Edith Helen Stern, James J Toohey, Barry Edward Willner: Multimedia conferencing using parallel networks. International Business Machines Corporation, Richard A Tomlin, Robert Lieber, June 29, 1999: US05916302 (256 worldwide citation)

A conference server system, for internal use in the public switched telephone network (PSTN), links to public data communication networks (e.g. the Internet) for distributing computer displayable data between participants in voice telephone conferences. The server system includes a computer sub-syst ...


2
Colin George Harrison, Edith Helen Stern, Barry Edward Willner: Quality of service management for packet switched networks. International Business Machines Corporation, Robert Lieber, Richard A Tomlin, July 18, 2000: US06091709 (220 worldwide citation)

A packet router for a data packet transmission network, wherein routers offer priority services of the type required for isochronous handling of data representing real-time voice, includes a Quality of Service (QoS) management system for ensuring that guarantees associated with such priority service ...


3
Gordon T Davis, Michael G Ho Lung, Baiju D Mandalia, Roland J Millas, Oscar E Ortega, Rafael J Picon, Loran R Queen, Richard H Robinson, William R Robinson Jr, Leo A Sharp Jr, Jan W van den Berg: Real-time digital signal processing relative to multiple digital communication channels. International Business Machines Corporation, Robert Lieber, John C Smith, February 5, 1991: US04991169 (200 worldwide citation)

A dual digital signal processor (DSP) provides real time links between multiple time division channels of a digital carrier system (e.g. T-1) and a host data processor. Operating only on digital signals, internally and at its interfaces to the carrier and host systems, the DSP exchanges data and con ...


4
James M Dunn, Edith Helen Stern: Wireless 911 emergency location. International Business Machines Corporation, Richard A Tomlin, Robert Lieber, February 16, 1999: US05873040 (186 worldwide citation)

A system arrangement and method are disclosed for determining location of a wireless mobile unit involved in a call for public emergency assistance (e.g. a "911" call). The system is cost-effective in that it makes extensive use of existing telecommunication infrastructures, and does not require eit ...


5
James M Dunn, Alan George Ganek, Colin George Harrison, Edith Helen Stern, Barry Edward Willner: User invocation of services in public switched telephone network via parallel data networks. International Business Machines Corporation, Richard A Tomlin, Robert Lieber, June 29, 1999: US05917817 (175 worldwide citation)

This invention allows customers and other users of the Public Switched Telephone Network (PSTN) to enable, disable or modify special services provided by the network. The PSTN is defined here as all equipment world wide (land-based, radio or other) enabling ordinary telephone users to connect to oth ...


6
Thomas Edward Creamer, Zygmunt Anthony Boleslaw Gerard Lozinski, Baiju Dhirajlal Mandalia, Pradeep Parsram Mansey: Extended telephone services via telephone lines shared for standard telephony and internet access. International Business Machines Corporation, Richard A Tomlin, Robert Lieber, August 21, 2001: US06278704 (169 worldwide citation)

The present invention affords a predefined class of authorized users of the PSTN (public switched telephone network) access to extended telephone services through public communication networks external to the PSTN, the latter networks including the web and Internet, in situations wherein the users h ...


7
Thomas Edward Creamer, Zygmunt Anthony Boleslaw Gerard Lozinski, Baiju Dhirajlal Mandalia, Pradeep Parsram Mansey: Access to extended telephone services via the internet. International Business Machines Corporation, Richard A Tomlin, Robert Lieber, February 22, 2000: US06028917 (159 worldwide citation)

The present invention affords a predefined class of authorized users of the PSTN (public switched telephone network) access to extended telephone services through public communication networks external to the PSTN, the latter networks including the web and Internet. Authorized users in the predefine ...


8
Serafin J E Garcia Jr, Michael S Gatson, Gary B Hoch, Eric H Stelzer, Donald G Williams: Adapters with descriptor queue management capability. International Business Machines Corporation, Romualdas Strimaitis, Robert Lieber, September 5, 1995: US05448702 (143 worldwide citation)

A processor stores descriptors without explicit linkages, in non-contiguous memory locations, and sequentially hands them off to an adaptor which manages scheduling and processing of data transfers defined by the descriptors. Each descriptor is handed off in a request signalling process in which the ...


9
Deborah Lynn Acker, Thomas Edward Creamer: Multi service platform architecture for telephone networks. International Business Machines Corporation, Richard A Tomlin, Robert Lieber, January 11, 2000: US06014437 (137 worldwide citation)

A multiprocessor subsystem, for a portion of the public switched telephone network (PSTN) conforming to architectural standards for advanced intelligent networks (AIN), contains processor elements for participating in management of call routing/switching processes, and other processor elements for p ...


10
Christian Jakob Jenny, Karl Albert Kuemmerle: Apparatus and method for switching of data. International Business Machines Corporation, Robert Lieber, June 28, 1977: US04032899 (137 worldwide citation)

Apparatus and method for carrying out data switching; e.g. at a store-and-forward exchange node in a data communication network. Plural processors operate relative to multiple ports and traffic storage queues, partially on an exclusive basis and partially on a shared basis, to effectuate switching o ...