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Introduction Recent years have seen many innovations in the field of automo The advantage of early detection is that the driver has more time tive driver assistance systems. to react to the hazardous situation ahead. Driver assistance systems aid drivers by providing comfort and safety, but without relieving them of the responsibility for their Animals can also be seen on the display even before they come own actions. They are one of the reasons for the decline in the within the range of the vehicle s headlights. The night vision sys number of fatalities resulting from road accidents, despite the tem is, therefore, a real advancement. It not only provides better ever increasing number of road users. Many of these systems help illumination of the road, but also allows the situation ahead of the to prevent accidents by alerting the driver to impending hazards. vehicle to be interpreted more quickly and accurately in the dark. Its range greatly exceeds that of the main beam headlights. The Night Vision Assist, the latest driver assistance system by Audi, function has been implemented using a thermal imaging camera, has been designed to specifically meet this challenge. which means that heat emitting objects, such as human beings In the dark, Night Vision Assist enables the driver to detect per and animals, stand out clearly against their background. sons ahead of the vehicle much sooner than without it. 462 001 The above illustration clearly demonstrates the advantages of the The brightly coloured pedestrian clearly stands out against the Night Vision Assist system for drivers. The pedestrian crossing the background and is bracketed in red to alert the driver to the dan road can only be vaguely discerned through the windscreen. A ger of a collision. By detecting the pedestrian sooner, the driver quick glance at the Night Vision Assist display, however, reveals has more time to react appropriately to the hazardous situat