Marc W. Webster

System for generically describing and scheduling operation of modular printing machine

Generic assembly trees providing job control and mix and match of modules

Flexible configuration of document output terminals from autonomous machine modules

Machine graphs and capabilities to represent document output terminals composed of arbitrary configurations

Production trees for generic representation of document requirements for particular output terminals

Exception handling in manufacturing systems combining on-line planning and predetermined rules

Transducers with constraints model for print scheduling

Partial or untimed production trees to specify specific output terminal operation

Partial or untimed production trees to specify diagnostics operations requiring multiple module cooperation

Commitment groups to generalize the scheduling of interdependent document output terminal capabilities