Toyota develops navigation system compatible with vehicle-infrastructure safety system

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Toyota Motor Corp, aiming to reduce traffic accidents through the use of Intelligent Transport Systems (ITS), said it has developed an onboard navigation system compatible with the vehicle-infrastructure cooperative Driving Safety Support System (DSSS) scheduled for launch by the National Police Agency in Japan in July.

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The five main features of the new system, which provides timely audio and visual warnings and notifications to drivers, are:n1) “Red light” warningn2) “Stop sign” warningn3) “Stationary vehicle ahead” notificationn4) “Blind corner vehicle presence” notificationn5) “Green light” advance notification (reduces traffic congestion and emissions; first4 real-world implementation)

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The car navigation system receives traffic infrastructure information from roadside infrared beacons via an onboard VICS beacon unit. The navigation uses this information in conjunction with real-time vehicle information such as speed and accelerator pedal position to support safe driving by giving audio and visual warnings when appropriate.

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