12999_policy

12999_policy - Policy Choices on Space Systems Definition...

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Unformatted text preview: Policy Choices on Space Systems Definition of Policy Policy A definite course or method of action selected from among alternatives and in light of given conditions to guide and determine present and future directions. Thus policy statements can be parsed in the following way Policy statements have several features associated with them: definite course(s) selected from alternatives true in light of specific conditions a model of the world to move one in specific (desired) directions a model of the world Definition of Policy Heuristics Forman's Heuristic #1 : If the politics don't fly, the system never will. Forman's Heuristic #2 : Politics, not technology, sets the limits of what technology is allowed to achieve. Forman's Heuristic #3 : A strong, coherent constituency is essential. Forman's Heuristic #4 : Technical problems become political problems; there is no such thing as a purely technical problem. Forman's Heuristic #5 : With few exceptions, schedule delays are accepted grudgingly; cost overruns are not. Technical Domain Political Domain Operational Domain Architectural Domain Policy Impact on System Architecture Policy Direction, P Architectural Objective P-3 Architectural Objective P-2 Technical Parameter, P-3-1 Technical Parameter, P-3-2 Technical Parameter, P-3-3 Technical Parameter, P-2-1 Architectural Objective P-1 Technical Parameter ,P-1-1 Technical Parameter, P-1-2 Architecture Architecture Objectives Objectives Policy Policy Direction Direction Technical Technical Parameters Parameters International partners % earth coverage requirements security requirements # of satellites Instrument field of view Orbit Encryption scheme data delivery requirements Location of user sites Size of pipes Architecture Architecture Objectives Objectives Policy Policy Direction Direction Technical Technical Parameters Parameters Generic Flow of Policy Impacts into Technical Domain Discoverer II Example (Space-based GMTI mission) Understand policy impacts at early (architecture) stages Policy Impact on System Architecture Policy Direction, P Architectural Objective P-3 Architectural Objective P-2...
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12999_policy - Policy Choices on Space Systems Definition...

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