An intelligent speed limit prompting board

The invention provides an intelligent speed limit prompting board, comprising a substrate and a first prompt signal lamp assembly arranged on the front face of the substrate. A control box is also arranged on the back of the substrate, and a power supply, a controller, a data memory, a wireless comm...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI JIANFENG, GUO CHANGMIN, LIU LEI, LYU XINGJUN, CUI XIAOFENG, LI QIANG, MEI ANGUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE ADVERTISING CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION FIXED CONSTRUCTIONS LABELS OR NAME-PLATES PHYSICS SEALS SIGNS
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