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AUTOTESTCON '91. IEEE Systems Readiness Technology Conference. Improving Systems Effectiveness in the Changing Environment of the '90s, Conference Record.

24-26 Sept. 1991

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  • Conference Record. AUTOTESTCON '91. IEEE Systems Readiness Technology Conference. Improving Systems Effectiveness in the Changing Environment of the '90s (Cat. No.91CH2941-3)

    Publication Year: 1991
    Request permission for commercial reuse | PDF file iconPDF (23 KB)
    Freely Available from IEEE
  • Test concepts applied to French Army equipment in the field from 1990 to 2000

    Publication Year: 1991, Page(s):67 - 72
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (368 KB)

    The author presents the maintenance solutions that will be implemented by the French Army for intermediate-level equipment for the 1990-2000 generation. After summarizing the experience acquired from the preceding generation, the author describes the procedure applied to arrive at the definition of the requirement and the characteristics of the resulting test system View full abstract»

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  • Intelligent-battery analyzer/charger systems

    Publication Year: 1991, Page(s):435 - 439
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (324 KB)

    A brief description is given of electrochemistry technology. Current techniques, the unique and advanced nature of IBAC (intelligent battery analyzer charger) system technologies, and different IBAC architectures or implementations are discussed View full abstract»

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  • Partitioning large diagnostic problems

    Publication Year: 1991, Page(s):329 - 335
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (604 KB)

    A basic approach to modeling large diagnostic problems, such as Space Station Freedom or the ATF avionics, is presented. For this approach, the authors present three techniques for developing submodels to create an interacting network of submodels of reasonable size. Specifically, they discuss: partitioning by articulation points; partitioning by logical cut points; and partitioning at arbitrary p... View full abstract»

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  • INTELSAT VI satellite test program

    Publication Year: 1991, Page(s):57 - 61
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (536 KB)

    The INTELSAT VI satellite test program was designed around repetitive ground testing and no onboard integrated diagnostics. The ultimate design goal was to maximize both communications capacity and operational lifetime by minimizing the satellite dry weight (i.e. satellite without propellants). On board integrated diagnostic increase cost, reduct operational lifetime, and decrease reliability beca... View full abstract»

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  • A new approach to ATE power

    Publication Year: 1991, Page(s):425 - 433
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (1036 KB)

    An approach to ATE power to improve the configurability, maintainability, reliability and functionality of the DC power subsystem has been developed. A description of the evolution of DC programmable power, the characteristics of the power subsystem architecture, and how it addresses the need for high-density, high-performance modern ATE is presented View full abstract»

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  • An approach to intelligent integrated diagnostic design tools

    Publication Year: 1991, Page(s):319 - 328
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (784 KB)

    Integrated diagnostics (ID) is a structured process which maximizes the effectiveness of diagnostics by integrating pertinent elements such as testability, automatic and manual testing, training, maintenance aiding, and technical information as a means for providing a cost-effective capability to detect and unambiguously isolate all faults known or expected to occur in weapon systems and equipment... View full abstract»

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  • Trends in test: A vision for the 1990s

    Publication Year: 1991, Page(s):415 - 423
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (668 KB)

    The IEEE-488.2, SCPI, and VXI standards and plug-in data acquisition boards are examined. It is shown that the main options for building high-quality, reliable test systems can be categorized into three distinct types of instruments: IEEE-488 instruments, VXIbus instruments, and plug-in data acquisition boards. IEEE-488.2 and SCPI provide a new level of growth for the tried and true IEEE-488 syste... View full abstract»

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  • Accurate radiometric calibration of thermal sources

    Publication Year: 1991, Page(s):47 - 50
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (244 KB)

    Methods for achieving accurate radiometric calibration of thermal imaging test equipment, using a combination of measurement technique and closed-loop control of thermal source radiance are presented. These and other advancements are to be implemented in the Navy's consolidated automated support system (CASS) electrooptical subsystem (EOSS) View full abstract»

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  • At-speed board test simplified via embeddable data trace/compaction IC

    Publication Year: 1991, Page(s):307 - 315
    Cited by:  Patents (11)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (948 KB)

    The architecture and operation of an 1149.1-based digital bus monitor (DBM) IC is described. The ability of the DBM to monitor at-speed signal transfers between ICs in real time provides a method of monitoring the functional operation of circuits assembled on board and multichip module substrates. Such tests can be used to reveal timing sensitive and/or intermittent failures that would otherwise n... View full abstract»

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  • TPS transportability: From the factory to the depot

    Publication Year: 1991, Page(s):205 - 209
    Cited by:  Patents (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (412 KB)

    A major issue in replacing testers is the need to transport test program sets (TPSs) from the installed tester to the replacement tester. A test program set includes test programs and fixtures. The authors first address some of the key issues involved in developing translation systems to transport TPSs from an installed depot tester to a replacement commercial tester. They then provide an example ... View full abstract»

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  • A new methodology for test program set generation and re-housing

    Publication Year: 1991, Page(s):279 - 285
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (596 KB)

    A methodology for significantly improving the consistency, reliability, and transportability of test program sets (TPSs) is presented. This methodology utilizes the proposed IEEE tester-independent data standards and resource-independent standardized test methods to automate the TPS development process. Automating this process greatly reduces the costs associated with TPS development and provides ... View full abstract»

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  • Design and development of an automated geotechnical dynamic triaxial testing system

    Publication Year: 1991, Page(s):405 - 409
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (344 KB)

    A dynamic triaxial testing apparatus for conducting geotechnical engineering laboratory tests was upgraded. An 80386-microcomputer-based data acquisition and control system was developed and incorporated into the input and output systems of the apparatus. This automated geotechnical dynamic triaxial testing system (AGDTTS) can be used to conduct geotechnical engineering laboratory tests with high ... View full abstract»

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  • The B-2 radar

    Publication Year: 1991, Page(s):17 - 33
    Cited by:  Papers (1)  |  Patents (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (1400 KB)

    The B-2 radar's on-platform contribution to system effectiveness is described. The author provides that information which can be released about the B-2 radar, including derivation of its design requirements, description of the radar hardware and software, some of the radar's development history and transition to production. An illustration of how early development of built-in test (BIT) can signif... View full abstract»

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  • An artificial neural network printed circuit board diagnostic system based on infrared energy emissions

    Publication Year: 1991, Page(s):41 - 45
    Cited by:  Papers (7)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (680 KB)

    A diagnostic method based on the infrared emissions of an electronic system is presented. Steps required to acquire thermal information reduce it to a manageable size, and form diagnostic decisions are discussed. The shortfalls of conventional ATE which may be improved by this approach are identified View full abstract»

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  • Technology insertion, a strategy for existing aerospace equipment inventories

    Publication Year: 1991, Page(s):369 - 371
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (296 KB)

    The capability to use state-of-the-art technologies to solve reliability and maintainability (R&M) problems in automatic test equipment (ATE) and aerospace equipment has been developed. This capability is intended as a tool to provide quality logistics support View full abstract»

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  • LV2Debug: A rule-based tool for the troubleshooting process

    Publication Year: 1991, Page(s):249 - 252
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (356 KB)

    LV2Debug is a fielded software tool for troubleshooting inertial reference units. It uses automated test equipment test results, the knowledge of expert technicians, failure histories, and repair-cost evaluation to lead a technician through the troubleshooting process. This includes confirming that a fault exists, diagnosing the problem, recommending repair actions, and helping to ensure that a re... View full abstract»

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  • Interactive Electronic Technical Specification (IETS)

    Publication Year: 1991, Page(s):133 - 140
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (712 KB)

    The Interactive Electronic Technical Specification (IET) research project provides a paperless environment for system development documentation including requirements, specifications, and design documents, with interactive hypermedia access to needed information. IETS can also provide automated requirements and system behavior. Elements and features of IETS are presented. A description is presente... View full abstract»

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  • A streamlined ATS requirements definition strategy

    Publication Year: 1991, Page(s):355 - 362
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (544 KB)

    How concurrent engineering principles, combined with a computer-aided information management tool, can help to streamline the ATS (automatic test system) requirements definition process is demonstrated. To fill this need, development was initiated of an optimized ATS acquisition process with a computer-aided road map which focuses on ATS requirement definition problems. A brief discussion of some ... View full abstract»

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  • Advanced avionics architecture-support challenges for the 21st century

    Publication Year: 1991, Page(s):79 - 90
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (776 KB)

    The F-22 is entering the early days of its engineering and manufacturing development (EMD) phase. An overview of the F-22 avionics system is presented. The program's strategies for fielding a weapons system that not only meets all of its performance requirements, but also meets aggressive life-cycle cost goals are introduced View full abstract»

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  • Uncertainty computations in model-based diagnostics

    Publication Year: 1991, Page(s):233 - 241
    Cited by:  Papers (5)  |  Patents (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (752 KB)

    The authors briefly describe the computational methods used in uncertainty data gathering (modified fuzzy logic), evidence accumulation (modified Dempster-Shafer), and termination of the evidence-gathering process (backpropagation neural network) as they are implemented in the POINTER system. An example demonstrates the proposed approach View full abstract»

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  • On computing the detection probability of stuck-at faults in a combinational circuit

    Publication Year: 1991, Page(s):301 - 305
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (304 KB)

    In the context of random testing and testability analysis of combinatorial circuits, the author presents a reduced-search-space method for computing the exact detection probability of stuck-at faults. The proposed method is simple, search-oriented, and subexponential in the number of input variables of the circuit. A Prolog implementation is given View full abstract»

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  • System software standards and interface specifications for the ATLAS/Ada based environment for test (ABET)

    Publication Year: 1991, Page(s):167 - 183
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (1280 KB)

    The ABET standards definition process is discussed, and brief descriptions of how each ABET layer provides services, based on the set of external component standards which are combined into a complete test system definition, are presented. The authors discuss how the ABET package specifications can be supplemented by using the Anna formal specification language. Using Anna formal specifications in... View full abstract»

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  • An ATE engineering environment

    Publication Year: 1991, Page(s):201 - 204
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (288 KB)

    The basics of the ATE software development process are discussed. The technique for determining the required capacities of various machine types and how to apply people to both is presented. Some of the management tools which can be used to characterize and manage the process are discussed. It is shown that the only point at which the specific tester makes a difference, is when the segment and sub... View full abstract»

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  • Computer controlled hydraulic component test equipment: Friend or foe

    Publication Year: 1991, Page(s):269 - 274
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (52 KB)

    A user's perspective on the experiences associated with long-term use of automated hydraulic test stations is presented. An overview of anticipated goals is presented. The focus is on minimizing test time and operator intervention and reducing the skill level required. The automation process includes advanced techniques to offer the operator menu-driven options that permit linear advancement throu... View full abstract»

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