traffic signs, today there are on every corner. For almost 150 years, they characterize now the road edges and the cross. A look at five important stages in its history.

Regulatory information for travellers, it has been around for centuries, initially in the Form of tablets of stone on which Ver and commandments, as well as the threatened penalty in case of contravention, were engraved. With increasing traffic the scheme increased demand in the 19th century. Century of, first, the preparation of the shields was regulated but regionally. The first uniform traffic signs in Germany were transitions, warning signs on the railway, which were required to 1877 by Reich law.

Goods line type and appearance of the signs in the beginning differs depending on the country, came in the beginning of the 20th century. Century, the need for systematization on. Bulgaria, Germany, France, great Britain, Italy, Monaco, Austria-Hungary, and Spain agreed in 1909 to a common character catalog, the Gazette was in 1910 in the German Empire-to be published. He led four circular traffic on oak with a white font on a blue background warning of transitions outside of the cities before the sharp turns, bumps, crossings, and railway. private Although the traffic lights were in the 30s already in traffic, as we know it today, but this hand-traffic lights

Because of the volume of traffic – also, the cross - border further and further grew after the Second world war, other international standardizations are necessary. In 1968 the United Nations adopted the "Vienna Convention on road signs and signals", the so far almost 70 countries have joined. Contents unified Pictograms, which should facilitate the Understanding of road signs were. In addition to traffic signs, light signal systems and standardized markings.

Every third sign was unnecessary, was criticized by the ADAC at the end of the 90s. And demonstrated as well by covering in the small town of Selm in a kind of guerrilla action, almost half of all the signs. Without negative consequences for traffic safety, as it turned out. A short time later, the Rest of the Republic of the model should follow The StVO amendment of 1997 allows for the Installation of shields only where this is due to the special circumstances required. In many places, the characters tangle cleared then. However, probably not strong enough, because in 2009 the next, yet last, "shield forest"-amendment was in order. Important for Auto - and bike riders: These new traffic signs you should know CHIP is Important for car - and bike riders: These new traffic signs you should know

Had to be detected Bavarian traffic signs initially of Bavaria, then of German, and finally from car drivers of all Nations, you must be in the future, also machine-readable. Even today, assistance systems such as traffic sign recognition are able to detect speed limits and cancellation is reasonably safe. The technique is well established since more than a decade, was in 2008 during Mercedes models on Board. Today, she is also in the small car available. In the future, Autonomous cars will need to sign on the roadside quickly and safely identify. New symbols it does not need to do this well, however, the image recognition Software of the cars even better.