Visitor system taking two-dimensional code as medium for elevator and control method thereof
Improved vehicle-mounted ultrasonic sensor fixing device
Display screen, automobile, backlight module and control method of backlight module
L3-level automatic driving vehicle driver non-driving posture recognition method and system
Towards Scenario-Based and Question-Driven Explanations in Autonomous Vehicles
Wireless secure communication involving UAV: an overview of physical layer security
Large-scale parking lot reverse vehicle searching system based on two-dimensional code