By Topic

IEEE Automatic Testing Conference.The Systems Readiness Technology Conference. Automatic Testing in the Next Decade and the 21st Century. Conference Record.

25-28 Sept. 1989

Filter Results

Displaying Results 1 - 25 of 58
  • AUTOTESTCON '89 Conference Record: 'The Systems Readiness Technology Conference. Automatic Testing in the Next Decade and the 21st Century' (Cat. No.89CH2568-4)

    Publication Year: 1989
    Request permission for commercial reuse | PDF file iconPDF (70 KB)
    Freely Available from IEEE
  • Fast, real-time, DFT instrument based on VMEbus

    Publication Year: 1989, Page(s):49 - 54
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (744 KB)

    An emerging class of VMEbus-based test and measurement instruments is benchmarked by a recently introduced digital spectrum analyzer. The instrument performs real-time spectrum analysis in the DC-to-10 MHz range at 5000 spectrums per second. Its architecture is based on the VMEbus and is partly adapted for high-speed pipeline processing. The keyboard and color graphic displays suit basic spectrum ... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • A systems approach to downsize ATE

    Publication Year: 1989, Page(s):45 - 48
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (276 KB)

    It has been demonstrated that the size of traditional ATE (automatic test equipment) systems can be reduced significantly by using modular instruments and an open system architecture called the VXIbus, which solves many problems experienced by the ATE system builders. The VXIbus architecture allows significant reduction in the footprint of the traditional rack-and-stack ATE systems. In addition, t... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Decision criteria for the application of artificial intelligence in two-level maintenance

    Publication Year: 1989, Page(s):37 - 44
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (452 KB)

    The authors present decision criteria for applying artificial intelligence (AI) technologies (in particular, expert and model-based systems) in two-level maintenance. They present a three-step process that describes a problem in the terminology of two-level maintenance, correlate this description with AI technology-based decision criteria, and evaluate the identified decision criteria to determine... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Logistics impacts and influences of ATE designed to meet the TLM concept

    Publication Year: 1989, Page(s):32 - 36
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (392 KB)

    The two-level maintenance (TLM) concept is being advocated as a means of increasing support capability and reducing the total cost of system maintenance. Traditionally, the Air Force has used a three level maintenance concept, with a heavy emphasis on base level, in-shop repair. In the 1970s and 1980s, this approach to maintenance and the expanding technology of automated test systems resulted in ... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • An investigation of neural networks for F-16 fault diagnosis. I. System description

    Publication Year: 1989, Page(s):351 - 357
    Cited by:  Papers (4)  |  Patents (3)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (496 KB)

    The authors report results of ongoing research exploring the use of artificial neural networks (ANNs) for F-16 flight line diagnostics. ANNs hold the promise of solving difficult logistics problems such as multiple fault diagnosis, prognostication, changing configurations and environments, and inaccurate diagnosis attributable to incomplete and/or flawed rules. The authors tested three representat... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • MATE compliant portable test technology emerges

    Publication Year: 1989, Page(s):206 - 211
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (364 KB)

    The author begins by presenting an overview of the original MATE (modular automatic test equipment) standards and their purpose in driving ATE (automatic test equipment) design. He then highlights new or otherwise pending standards and provides a systems overview of their impact, permitting the realization of a small, transportable and more powerful configuration of ATE. He notes that newly define... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Automatic analog circuit test strategist: the application of artificial intelligence to the generation of ATE software

    Publication Year: 1989, Page(s):132 - 137
    Cited by:  Papers (1)  |  Patents (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (396 KB)

    An expert system called the automatic analog circuit test strategist (AACTS) is being created on a symbolics LISP machine. AACTS is a tool which can be used by test engineers to aid in the development of test programs for analog and hybrid circuit boards. Given a schematic drawing, AACTS can be used to generate automatically an acceptable test strategy. The authors describe the AACTS system, docum... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • POINTER-an intelligent maintenance aid

    Publication Year: 1989, Page(s):26 - 31
    Cited by:  Papers (10)  |  Patents (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (456 KB)

    After eight years of development and application, the ARINC Research Corporation System Testability and Maintenance Program (STAMP) has been expanded to provide a portable, intelligent, interactive diagnostic tool-the portable interactive troubleshooter (POINTER). POINTER is an artificially intelligent, portable maintenance aid that utilizes the STAMP system model, test choice, and inference algor... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Two-level maintenance for missile systems

    Publication Year: 1989, Page(s):347 - 350
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (316 KB)

    The authors describe the preliminary results of a one-year analysis of two-level maintenance initiatives in the US military services and the development of systems supportable by a two-level structure. The analysis focused on the level of performance for existing systems in the area of built-in-test/built-in-test equipment (BIT/BITE) and related technological developments which promise to yield im... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • On the evaluation of real life test expert systems

    Publication Year: 1989, Page(s):150 - 154
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (352 KB)

    The authors consider the factors affecting the successful integration of expert systems (ESs) in testing and maintenance environments. The first factor considered has to do with the communication between the ES and the UUT (unit under test) expert and between the ES and the test technician. The authors discuss the importance of embedding in the expert system basic understanding of electronic terms... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Testability: the state of the art-automatic testing in the next decade and the 21st century

    Publication Year: 1989, Page(s):168 - 174
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (596 KB)

    The use of MIL-STD-2165 is a requirement on all new DoD weapon systems contracts. The authors discuss the major highlights of implementing a design-for-testability program, with particular attention paid to the 200 Series tasks for shop replacement assemblies, and describe the standard's effects on actual weapon systems designs. They outline specific approaches that can be used by the weapon syste... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Unique vehicle technology in active support of two level maintenance [aircraft equipment testing]

    Publication Year: 1989, Page(s):201 - 205
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (312 KB)

    The author challenges the ATE (automatic test equipment) industry to apply micro-miniature techniques to the next generation of ATE. He notes that having a large enough transport vehicle is no longer an obstacle. He describes a vehicle that is capable of transporting an ATE shop set to the flight line or remote field site via a C-130 transport aircraft View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Modular software for VME/VXI subsystems

    Publication Year: 1989, Page(s):124 - 131
    Cited by:  Patents (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (564 KB)

    As part of a standardization effort, a software architecture was designed to control high-speed devices within an ATE (automatic test equipment) system. Devices that require real-time responses were located in a subsystem controlled by a dedicated processor. A host computer communicates with the subsystem using a communications bus (referred to as the host bus). The hardware chosen to implement th... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Auxiliary power unit maintenance aid-flight line engine diagnostics

    Publication Year: 1989, Page(s):296 - 301
    Cited by:  Patents (7)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (484 KB)

    The auxiliary power unit maintenance aid (APU Maid) is designed to satisfy APU maintenance requirements for forward area maintenance onboard the aircraft, at the flight line, and in the shop. APU Maid is initially being demonstrated on flight line hardware. The maintenance environment includes among its components an artificial intelligence (AI) based diagnostic system, an automated technical info... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Two levels vs. three levels of maintenance: the cost

    Publication Year: 1989, Page(s):19 - 25
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (504 KB)

    The authors describe level-of-repair analyses for four major US Army weapon/communication systems using the Optimum Supply and Maintenance Model (OSAMM). The four systems are: Single Channel Objective Tactical Terminal (SCOTT); Global Positioning System (GPS); Single Channel Ground and Airborne Radio System (SINCGARS); and Hawk guided missile. The analyses compare the costs associated with a stric... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Intelligent built-in test and stress management

    Publication Year: 1989, Page(s):261 - 266
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (440 KB)

    The authors describe two areas of technology, time stress measurement devices (TSMDs) and smart built-in test (smart BIT), which offer a combined approach to meeting future BIT needs. With reference to TSMD, one or more microelectronic packages are being developed with the capability of providing programmable and environmental stress measurement and recording. Smart BIT is an enhancement to tradit... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Instrument interchangeability through software resource descriptions

    Publication Year: 1989, Page(s):340 - 346
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (448 KB)

    IEEE Committee P981 has been actively defining a language and methodology for writing RDs (resource descriptions). The author discusses the makeup and role of RDs, the language used for describing them, and their application in a prototype open-architecture ATE (automatic test equipment) system. It is noted that RDs are intended to describe the interfaces, i.e. the external views, of an instrument... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Reasoning from uncertain data: a bit enhancement

    Publication Year: 1989, Page(s):146 - 149
    Cited by:  Papers (1)  |  Patents (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (228 KB)

    It is proposed that artificial intelligence (AI) principles, coupled with powerful Bayesian statistical inference techniques, can be successfully applied to built-in-test (BIT) technology and can significantly contribute to the improvement of avionics BIT diagnostic capabilities. The goal is to extract more information from available data provided by the BIT, rather than to expand its testing capa... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Diagnostic tree design with model-based reasoning

    Publication Year: 1989, Page(s):161 - 167
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (484 KB)

    A reasoning procedure using quantitative models of connectivity and function has been developed to generate automatically multibranched diagnostic trees which can isolate faults within feedback loops and in the presence of multiple faults. The authors describe how the model-based reasoning system is used to generate automatically diagnostic trees that can have variable degrees of branching, from b... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Neural networks in automatic testing of diode protection circuits

    Publication Year: 1989, Page(s):181 - 186
    Cited by:  Papers (1)  |  Patents (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (344 KB)

    Limiting Zener diode circuits are often used in ground support equipment for the Minuteman Missile. These circuits protect sensitive transistor and resistor components from electrical surges. Data were collected for 110 waveforms for a combination of good circuits and the most frequently encountered failure modes, including shorted diodes, open diodes and bad amplifiers. The data were then used to... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • A digital maintenance information (DMI) system for ATE

    Publication Year: 1989, Page(s):272 - 276
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (256 KB)

    The proposed DMI system provides a paperless information system in a personal computer (PC) environment and aids the service technician with synchronized video and graphic demonstrations. The user's need for a generic DMI system is considered, and a pilot program is discussed for the evaluation of a DMI system. It is concluded that the DMI system will cut the time, cost, and volume of paper now as... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • From a sow's ear-quantitative diagnostic design requirements from anecdotal references

    Publication Year: 1989, Page(s):195 - 200
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (340 KB)

    The diagnostic performance of modern avionic systems is widely characterized using anecdotal descriptors. `Forty percent of all failures are due to switch/connector problems' and `fifty percent of all equipment removed retests okay' are examples. While they are numerous and bear undeniable elements of truth, it is argued that their imprecision and fragmentary nature impede ready absorption of the ... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • A modern approach to digital fault simulation

    Publication Year: 1989, Page(s):118 - 123
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (484 KB)

    Benchmark testing has demonstrated the reality of significant throughput runtime improvement in simulation performance, when integrating the LOGOS DATPG (digital automatic test program generator) with a hardware accelerator. This new capability enables LOGOS to address current and future TPS (test program set) development problems associated with CPU intensive network model simulation. It is noted... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.
  • Smart built-in-test (BIT): an overview

    Publication Year: 1989, Page(s):67 - 74
    Cited by:  Papers (6)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (424 KB)

    The author reviews the smart BIT (built-in-test) efforts that Grumman has conducted for RADC (Rome Air Development Center). Their goal has been the elimination of false alarms by adding AI (artificial intelligence) to BIT to accomplish smart BIT. RADC has sponsored several efforts under the smart BIT heading whose emphases have been to improve the ability of BIT to make more robust decisions based... View full abstract»

    Full text access may be available. Click article title to sign in or learn about subscription options.