In columnar-shaped magnetic marker (1) including magnet (10) formed by dispersing a magnetic powder of iron oxide in a polymer material and to be laid in a road without being accommodated in a metal container, one end face of an outer peripheral surface and an entire outer peripheral side surface of magnet (10) are covered with metal foil (16) forming a conductive layer, and RFID tag (2) which performs wireless communication with a tag reader mounted on a vehicle side is arranged on the end face of magnetic marker (1) provided with metal foil (16) as being in a state of being electrically insulated from metal foil (16).
磁気マーカ及び磁気マーカシステム
2023-01-17
Patent
Elektronische Ressource
Japanisch
IPC: | G06K Erkennen von Daten , RECOGNITION OF DATA / E01F ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE , Zusätzliche Baumaßnahmen, wie die Ausstattung von Straßen oder die bauliche Ausbildung von Bahnsteigen, Landeplätzen für Hubschrauber, Wegweisern, Schneezäunen oder dgl. / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |