IEEE Standard 15288 Technical Processes

Purpose
The purpose of the Mission Analysis process is to define the business or opportunity, characterize the solution space, and determine potential solutions class(es) that could address a problem or take advantage of an opportunity.

Purpose
The purpose of the Stakeholder Needs and Requirements Definition process is to define the stakeholder requirements for a system that can provide the capabilities needed by the users and other stakeholders in a defined environment.

Purpose
The purpose of the System Requirements Definition process is to transform the stakeholder, user-oriented view of desired capabilities into a technical view of a solution that meets the operational needs of the user.

Purpose
The purpose of the Architecture Definition Process is to generate system architecture alternatives, to select one or more alternatives that frame stakeholder concerns and meet system requirements, and to express this in a set of consistent views.

Purpose
The purpose of the Design Definition Process is to provide sufficient detailed data and information about the system and its elements to enable the implementation consistent with architectural entities as defined in models and views of the system architecture.

Purpose
The purpose of the System Analysis Process is to provide a rigorous basis of data and information for technical understanding to aid decision-making across the lifecycle.

Purpose
The purpose of the Implementation Process is to realize a specified system element.