发明名称 |
Method and apparatus for wireless data communication of traffic information, in particular between stationary or virtually stationary units and moving vehicles |
摘要 |
The traffic information system sends low power RDS radio or optical signals from transmitters in traffic signs (2,3) to moving vehicles (1) which refresh or overwrite previously stored and displayed information such as speed limits. |
申请公布号 |
EP1276087(A1) |
申请公布日期 |
2003.01.15 |
申请号 |
EP20010117037 |
申请日期 |
2001.07.12 |
申请人 |
WAGNER, HANS LUDWIG |
发明人 |
WAGNER, HANS LUDWIG |
分类号 |
E01F9/00;E01F9/011;G08G1/0967 |
主分类号 |
E01F9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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