1
Chin Huang Chen, Mark C Johnson, Donald John Lang: Distributed trace data acquisition system. International Business Machines Corporation, Baker Maxham Jester & Meador, June 24, 1997: US05642478 (110 worldwide citation)

A dedicated debugging facility for tracing hardware and software faults in a distributed digital system. An event data capture circuit is integrated into each processing node in a distributed multinode system for capturing event data within each node under software control. The captured event data i ...


2
Abraham M Gindi, Donald John Lang: Method and apparatus for allocating bandwidth on a loop system coupling a CPU channel to bulk storage devices. International Business Machines Incorporated, R Bruce Brodie, July 25, 1978: US04103336 (15 worldwide citation)

A loop system couples a CPU channel to bulk storage devices via a loop controller and device adapter. The loop system is characterized by equal fixed-length, multi-byte frames, each frame of which being assignable to only one terminal at a time. The system is further characterized by having a fixed ...