Definition:
“Upstream” refers to any earlier Processes than the one currently identified (the current reference point).
Alternative Names
Concept Number: *291
English Master: Upstream
Synonyms, Variations & Acronyms: none
Detailing
Domain: Process.
Illustrations
Illustration: none
Type
Parameter [[Relationship]
Examples
Requirements is upstream of its consequent design, and the design is upstream to its implementation. Design is downstream to its Requirements
Parameter: Upstream, synonym or long form = Upstream From.
Notes
none
Keyed-Icons
Keyed-Icon: ~> A ~> B means A is upstream of B
Note: similar to Impacts symbol ->, Upstream Impacts downstream. Flow is from upstream to downstream (of water and Defects!).
Tolerable [[Test Processes ~> Customer Acceptance Test]: 99%. “Means the Tolerable-Limit for all test Processes upstream of Customer Acceptance Test is 99%.”
Drawn-Icons
none
Related-Concepts
Downstream (*052)
History-of-Concept
none
This Concept entered by V Lupi.