MARKING LINE DETECTION SYSTEM AND MARKING LINE DETECTION METHOD
SIGN INFORMATION UPDATE SYSTEM AND UPDATE METHOD THEREOF, DATA STRUCTURE, AND COMPUTER PROGRAM
PARKING CONTROL SYSTEM INTERLOCKED WITH NEAR FIELD COMMUNICATION TEMINAL DEVICE
ADVERTISEMENT SIGNALLING INFORMATIVE DISPLAY APPARATUS
ADVERTISEMENT SIGNALLING INFORMATIVE DISPLAY APPARATUS
INFORMATION PROCESSOR, ROAD STRUCTURE MANAGEMENT SYSTEM, AND ROAD STRUCTURE MANAGEMENT METHOD
METHOD, PROGRAM AND DEVICE FOR DETERMINING STATE OF DISPLAY UNIT, AND DISPLAY SYSTEM
Protecting roadside personnel using a camera and a projection system
A parking space managment system and control method thereof
RETROREFLECTIVE ARTICLES HAVING A MACHINE-READABLE CODE
Retroreflective articles having a machine-readable code
RETROREFLECTIVE ARTICLES HAVING A MACHINE-READABLE CODE
Retroreflective articles having a machine-readable code
A drone takeoff and landing system with a landing permission module