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1991 Eighth International Conference on Automotive Electronics

28-31 Oct 1991

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Displaying Results 1 - 25 of 44
  • Noncontact rotary sensors for automotive use

    Publication Year: 1991, Page(s):203 - 207
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (272 KB)

    As automotive systems develop in their complexity and performance a need has emerged for noncontact rotary position sensors which offer significant durability enhancements over traditional resistive track rotary devices. Such reliability improvements are particularly important when the sensor is to be used with safety critical chassis and power-train management systems. Contactless rotary sensors ... View full abstract»

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  • Development of an automotive accelerometer for advanced chassis management applications

    Publication Year: 1991, Page(s):198 - 202
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (264 KB)

    The authors describe the development of a low-g automotive accelerometer from the original inception to the point of final product development. They detail some of the problems encountered and the outcome of experimental work. The accelerometer is based on micromachined piezoresistive silicon View full abstract»

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  • Eighth International Conference on Automotive Electronics (Conf. Publ. No.346)

    Publication Year: 1991
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (12 KB)

    The following topics were dealt with: powertrain management; engine computerised control; EMC; multiplexing; mathematical modelling; software engineering; road traffic control; packaging; chassis management systems; and radio/radar systems View full abstract»

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  • ROVAT-a most versatile and cost-effective brushless angle sensor

    Publication Year: 1991, Page(s):192 - 197
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (320 KB)

    The recently developed rotary variable auto-transformer (ROVAT) brushless inductive angle sensor has now reached the stage of production availability for automobiles in a wide range of sizes and angular spans, together with its associated signal processing electronics. The sensor's unique simplicity in construction-a ferromagnetic stator with a single winding, and a windingless rotor-lends itself ... View full abstract»

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  • Driver information systems-who wants them?

    Publication Year: 1991, Page(s):170 - 173
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (240 KB)

    The market for driver information and navigation systems is in its infancy. As can be expected at this stage of the market, there is only a limited range of product offerings, there is little or no commonality of product features, and prices are comparatively high. In the next few years the demand will gradually mature, the market will be better understood, products will be differentiated to match... View full abstract»

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  • Automotive electronics-a Japanese perspective

    Publication Year: 1991, Page(s):11 - 18
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (448 KB)

    Automobiles have become a vital element of Japan's modern transportation infrastructure today and are indispensable to the conduct of daily life as well as to the country's industrial structure. Automobiles convey 71% of the people transported in Japan, account for 65% of the total transported population-kilometers and haul 91% of the nation's total freight tonnage. The prosperity of the industria... View full abstract»

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  • Vehicle auxiliary power applications for solar cells

    Publication Year: 1991, Page(s):187 - 191
    Cited by:  Papers (2)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (260 KB)

    Solar cell technology is today at the point where automotive applications can be considered. The author reviews solar cells as a power supply for battery charging, ventilation and auxiliary power for lighting, vehicle security and other applications. Preliminary results from testing of solar car ventilation systems concepts are discussed. Comparisons are made of the leading solar cell technologies... View full abstract»

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  • The application of artificial neural networks to provide safe access to driver information systems and other noncritical automotive functions

    Publication Year: 1991, Page(s):165 - 169
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (268 KB)

    The need for intrinsically safe access to driver information systems and other noncritical automotive functions is a pressing one and needs no elaboration. Voice access systems have been proposed for this. The authors describe the results of an initial investigation into the use of time encoded speech (TES) fixed size, fixed dimension A-matrices as the input layer of a simple neural network, confi... View full abstract»

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  • 80 GHz automotive radar

    Publication Year: 1991, Page(s):145 - 149
    Cited by:  Papers (12)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (276 KB)

    The idea of equipping cars with radar has been around for a long time, but it is only with the arrival of low cost, compact millimetre-wave radars, that such systems have become practicable. The availability of suitable radar sensors and of sophisticated digital signal processing has opened up two important applications for millimetre-wave radar in cars: one is as a relatively simple forward-looki... View full abstract»

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  • Managing the risks associated with software in vehicle programmes

    Publication Year: 1991, Page(s):102 - 105
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (212 KB)

    The author finds that software error is just one of a large number of risks associated with the development and production of any electronic module for a vehicle. The motor industry has several generations of experience in assessing and managing these risks in its vehicle development programmes. The particular risk associated with software needs to be measured against these well-known concerns, so... View full abstract»

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  • A totally integrated electronic control system for the engine and transmission

    Publication Year: 1991, Page(s):39 - 42
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (204 KB)

    A system is described which implements efficient co-ordination of the engine and transmission control subsystems using an electronically controlled throttle valve. To minimize the air-fuel ratio fluctuation, a new fuel injection system with variable injection pattern control in accordance with engine operating conditions is adopted. The fuel is injected directly into the cylinders during the intak... View full abstract»

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  • Study on a new four-wheel-steering control method at low speeds-front-end path memorizing method

    Publication Year: 1991, Page(s):214 - 218
    Cited by:  Papers (2)  |  Patents (1)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (244 KB)

    There are demands for improved vehicle stability in high speed driving. This problem can be overcome by using an opposite-direction-proportional four-wheel-steering control system, which turns the rear wheels in the opposite direction of the front wheels at low speed to improve maneuverability. A study was made of a new four-wheel-steering control method based on opposite-direction steering of the... View full abstract»

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  • System integration: a North American perspective

    Publication Year: 1991, Page(s):7 - 10
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (252 KB)

    The electronics revolution in the automotive industry continues in full swing. Automotive electronics were predicted to and did explode in the early 80's and there continues to be no end in sight. For North American-sourced vehicles it is now predicted that by 1995 the automotive electronics market will reach $14 billion and $21 billion by the year 2000. In the early 1980's the market was in the $... View full abstract»

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  • Contribution to a future European traffic structure-progress report

    Publication Year: 1991, Page(s):112 - 119
    Cited by:  Papers (1)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (372 KB)

    PROMETHEUS is an exclusively pre-competitive research programme for the automotive industry. Safety, environment protection and improvement of road transport efficiency and economy are the main objectives. Traffic scenarios for the future are looked at and the focus of PROMETHEUS on Europe is discussed View full abstract»

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  • Advanced control of gasoline injection system

    Publication Year: 1991, Page(s):48 - 52
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (248 KB)

    Recent problems of air pollution and energy saving require advanced control of the injection system. Improvements on the conventional control method to respond to the above requirements are discussed. A detailed parameter is proposed to describe conditions reasonably. Several experimental results are given to verify the new control system View full abstract»

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  • Characterisation of data transponding link for road-use debiting systems

    Publication Year: 1991, Page(s):125 - 129
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (348 KB)

    Bi-directional short-range data links are being developed for implementation in automatic road-use debiting schemes in the pan-European DRIVE programme. The authors characterise a microwave data transponding link designed by the PAMELA consortium within the DRIVE initiative. They describe the functional analysis of the subsystems that make up the link. The characterisation involves estimating the ... View full abstract»

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  • Microcoded timing coprocessor for enhanced engine management

    Publication Year: 1991, Page(s):58 - 62
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (316 KB)

    The author describes the architecture and functional operation of a multi-tasking, micro-coded timer unit specifically designed to synthesise and capture the high resolution, real-time signals required to meet the developing needs of the automotive industry particularly with respect to the increasing demands for exhaust pollution reduction combined with improved performance and drivability of the ... View full abstract»

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  • Multichip packages-the nest stage of integration for automotive electronics?

    Publication Year: 1991, Page(s):182 - 186
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (272 KB)

    The ever increasing complexity and pervasion of electronics on modern vehicles has an omnipresent problem-space. Whilst the benefits of adding electronic control to various functions is appreciated, the space taken by the electronic control unit is not. Consequently electronic systems are forced into hostile environments and provided with very little space. The authors illustrate the potential rol... View full abstract»

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  • Safe RTI systems-a proposal for a standard

    Publication Year: 1991, Page(s):160 - 164
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (340 KB)

    A proposal for a standard for the design and certification of European road transport informatics systems is being produced as part of `DRIVE Safely' (EC DRIVE project V1051) by a consortium from three different countries. It is intended that this proposal should be given to CEN/CENELEC at the basis for a European Standard. The Institute of Traffic Safety, TUEV Rheinland in Cologne, Germany, have ... View full abstract»

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  • Equipment and methods for the evaluation of driver performance in relation to vehicle instrumentation

    Publication Year: 1991, Page(s):140 - 144
    Cited by:  Patents (1)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (364 KB)

    Manufacturers are largely responsible for the original man-machine interface of their vehicles. A wide range of additional and replacement instrumentation is also available which is becoming increasingly sophisticated. The effects of new instrumentation, particularly information systems, may have safety and traffic management implications beyond the `microscopic' interaction between driver and ins... View full abstract»

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  • Issues in the validation and verification of vehicle software

    Publication Year: 1991, Page(s):98 - 101
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (244 KB)

    Despite the special difficulties of automobile software, with its stringent but evolving requirements, there are many powerful techniques for software verification and validation. However, there are practical limits to the reliability which can be demonstrated, and it is essential to follow a well-defined and rigorous specification and development process View full abstract»

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  • A novel distributor-less variable spark energy IC engine ignition system

    Publication Year: 1991, Page(s):34 - 38
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (304 KB)

    An ignition system utilising a DC high voltage source and bulk photo-conductive switches in place of the ignition coil is shown to be practical. Systems based on this principle show significant advantages over conventional capacitive and inductive discharge systems in that the spark characteristics are more readily controlled and the system is inherently distributorless. A significant improvement ... View full abstract»

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  • Use of simulation in the design of automotive electronics

    Publication Year: 1991, Page(s):85 - 89
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (240 KB)

    Design of automobiles is increasing in complexity and competitiveness. The wider use of electronics in more and more components of automobiles requires the use of the most advanced analytical methods to derive overall optimum vehicle design. The automotive industry, which has only recently used electronics in vehicles, has taken advantage of all the latest developments available in simulation and ... View full abstract»

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  • The ECU of a rear wheel steering system

    Publication Year: 1991, Page(s):208 - 213
    Cited by:  Papers (1)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (224 KB)

    Rear wheel steering systems provide reduced turning circles at low speed and improved dynamic stability in high speed ranges. Using the techniques of modern electronics to meet these aims, a rear wheel steering system has been realized and tested. The authors describe the ECU of such a system, its configuration and its steps of development. A general overview is given to explain the whole system f... View full abstract»

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  • Car electronics-key factors of success for the '90s

    Publication Year: 1991, Page(s):1 - 6
    Cited by:  Papers (1)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (372 KB)

    During the last decades electronics has improved incredibly the automotive performance and the operating features of the car. Today, engine control is standard in every car to reduce exhaust pollutants and save gas. In order to analyse which requirements are necessary for the next years the key factors of success must be pointed out, at first. In the next step, the structure of the electronic syst... View full abstract»

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