raag ppt

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    INTRODUCTION

    HISTORY

    COMPONENTS

    DESIGN

    IMPLEMENTATION

    OPERATION

    TYPES

    DEMO

    DEVELOPMENTS

    PEDESTRIAN ASSIST

    AVAILABILITY

    ADVANTAGES

    DISADVANTAGES

    APPLICATIONS

    CONCLUSION

    REFERENCES

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    Automatically controls the speed of an automobile.

    No use of satellite or roadside infrastructures.

    Imposed based on on-board sensors only.

    Driver sets the speed.

    Automatically adapt to the traffic flow.

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    Ralph Teetor 1945, speedostat.

    Teetors system in Imperial 1958, Auto-pilot.

    1950 by Frank J. Riley, Constant Speed Regulator.

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    Sensors

    Radar

    Sound buzzer

    Control setup

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    Radar sensors at the bottom.

    Laser based system.

    Sound buzzers inside the car.

    Assisting systems.

    Ultrasonic sensors.

    http://en.wikipedia.org/wiki/File:2012_Jeep_GC_Adaptive_Cruise_Control_sensor.jpg
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    Radar range

    Supporting systems

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    Speed adjustment

    Distance adjustment

    WORKING user interface

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    RADAR OPERATION

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    SENSORS OPERATION

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    Assisting systems

    Radar-based ACC often feature a Precrash system.

    Incorporated with a lane maintaining system.

    Multi-sensor systems

    GPS-aided ACC: provides guidance input to the ACC.

    Cooperative systems

    Promise better reliability and independent operation. Advances concept to improve road capacity.

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    WORKING OF PEDERSTIAN ASSIST

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    BMW 7 Series, 5 series, 6 seriesACC with "Stop & Go" option.

    Mercedes-Benz ModelsACC with "Presafe Brake" option (radar).

    Volkswagen Passat, Touareg .(radar).

    Volvo S60ACC with Queue Assist and Distance Alert (radar).

    Audi A4 , A5, Q5, A6, A8 (uses navigation and front camera).

    Honda CR-V series III - ACC and Collision Braking System.

    Hyundai Genesis (Smart Cruise Control).

    Range Rover Sport.

    Toyota Celsior, Avensis, Corolla (Japan),2010 Prius.

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    Its useful for long drives.

    Avoid unconsciously violating speed limits.

    Adapted for pedestrian assist system.

    Reduces drivers stress.

    Minimizes accidents on roads.

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    vehicle could go into a skid in snow

    The lack of need to maintain constant pedal pressure.

    Could not be adapted in low speed in older version.

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    Used basically in road vehicles.

    Pedestrian assist system.

    Parking assist system.

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    O avoid

    ACC is the control aid used to avoid accidents on

    the road due to careless of the driver. It also helps to

    maintain lane discipline reducing the stress on streets.

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    www.google.com

    www.howstuffworks.com

    www.youtube.com

    www.wikipedia.com

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