1
Rolfe E Buhrke, Dennis L DeBruler, Vikram Punj: Arrangement for regulating traffic in a high speed data network. AT&T Bell Laboratories, Werner Ulrich, July 27, 1993: US05231631 (146 worldwide citation)

The invention relates to methods and apparatus for regulating traffic in a Broadband Integrated Services Digital Network (B-ISDN). Terminal adapters interface between terminals and the B-ISDN. Whenever a first terminal wishes to transmit a data message to a second terminal, the source adapter, conne ...


2
Dennis L DeBruler: Method and apparatus for handling interprocessor calls in a multiprocessor system. AT&T Bell Laboratories, Peter Visserman, September 3, 1985: US04539637 (70 worldwide citation)

A multiprocessor arrangement in which the individual program functions of a program process are executed on different processors. Data shared by different program functions is stored in shared memory and the programs are stored in local memory of the individual processors. One processor calls for th ...


3
Dennis L DeBruler, Allen D Fergeson, F Joseph Glynn, Gilbert A VanDine: Twin-threshold load-sharing system with each processor in a multiprocessor ring adjusting its own assigned task list based on workload threshold. AT&T Bell Laboratories, Werner Ulrich, October 13, 1992: US05155858 (45 worldwide citation)

A method and apparatus for allocating work requests among a plurality of processors attached to a data ring. Each processor has an interface for communicating with the data ring. The interface for each work request accepting processor has a memory defining a plurality of destination addresses for wh ...


4
Thomas H Daugherty, Dennis L DeBruler, Daniel S Greenberg, David J Hodgdon, Douglas J Murphy: Method and apparatus for establishing connections in a communications access network. AT&T, Ronald D Slusky, January 31, 1995: US05386417 (44 worldwide citation)

A communications switch communicates a message to a particular access network endpoint by forwarding an identification of that endpoint along with the message, link-by-link, through the access network, the forwarding being accomplished by using previously stored routing information identifying, at t ...


5
Thomas H Daugherty, Dennis L DeBruler, Daniel S Greenberg, David J Hodgdon, Douglas J Murphy: Communications access network routing. AT&T, Ronald D Slusky, January 10, 1995: US05381405 (31 worldwide citation)

A communications switch communicates a message to a particular access network endpoint by forwarding an identification of that endpoint along with the message, link-by-link, through the access network, the forwarding being accomplished by using previously stored routing information identifying, at t ...


6
Dennis L DeBruler, Edward H Hafer, Thomas L Hiller, James M Johnson Jr, Douglas A Kimber, Christopher G McHarg, Scott W Pector, David A Pierce: Control information communication arrangement for a distributed control switching system. American Telephone and Telegraph Company AT&T Bell Laboratories, Ross T Watland, April 11, 1989: US04821259 (28 worldwide citation)

A switching system including a number of switching modules each having a plurality of access ports. Incoming and outgoing packet channels are extended between each switching module and an inter-module packet switch. Each of the switching modules includes both a packet switching unit and a circuit sw ...