Description: 1: Introdution.- 1.1 The Nature of a CAD Framework.- 1.2 The Evolution of CAD Frameworks.- 1.3 CAD Frameworks and Openness.- 1.4 The Rise of Commercial CAD Frameworks.- 1.5 The Impact of Object-Oriented Techniques.- 1.6 The Standardization of CAD Frameworks.- 1.7 Organization of the Book.- 2: Major Components of an Engineering Framework.- 2.1 Overview.- 2.2 Operating System Services.- 2.3 Tool Integration and Encapsulation.- 2.4 Design Management.- 3: Data Representation.- 3.1 Introduction.- 3.2 Databases and Data Structures.- 3.3 Approaches to CAD Databases.- 3.4 Representational Issues.- 3.5 The Nature of Engineering Design Information.- 3.6 Hierarchy.- 4: Data Management.- 4.1 Introduction.- 4.2 Conventional Database Approaches.- 4.3 Physical Versus Logical Data Management.- 4.4 Managing the History of a Design.- 4.5 Managing Multiple Users of the Data.- 4.6 Concurrency Control.- 4.7 Compatibility with Change.- 5: Tool Management.- 5.1 Introduction.- 5.2 Tool Characterization.- 5.3 Tool Control.- 5.4 Other Tool Management Functions.- 6: Design Flow Management.- 6.1 Introduction.- 6.2 Benefits.- 6.3 DFM Dependencies.- 6.4 Existing Approaches.- 6.5 Describing the Design Flow.- 6.6 The Design Flow Engine.- 6.7 Standardization and Design Flow Management.- 7: User Interfaces.- 7.1 Introduction.- 7.2 History of Design Automation User Interface Systems.- 7.3 Modern Framework User Interfaces.- 7.4 Future Directions for CAD User Interfaces.- 8: Extension Languages.- 8.1 Introduction.- 8.2 Commercial Extension Languages in CAD.- 8.3 Extension Languages Prototypes.- 8.4 Extension Languages Requirements.- 8.5 Design Issues for Extension Languages.- 8.6 General Applications of Extension Languages.- 8.7 Language-Based Design.- 8.8 Benefits of an Extension Language.- 8.9 Future Directions.- 9: Implementing a CAD Framework.- 9.1 Introduction.- 9.2 The CODEM Approach.- 9.3 Commercial Frameworks.- 10: The CAD Framework Initiative.- 10.1 Introduction.- 10.2 The Origins of CFI.- 10.3 Goals and Deliverables.- 10.4 The CFI Organization.- 10.5 Tangible and Intangible Benefits.- 10.6 Technical Activities.- 10.7 CFI in the Future.- 11: Summary.- 11.1 Acknowledgments.- References.

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