Patent ID: 11951834
Assignee: RICOH COMPANY, LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 0:
1. A controller device, comprising:
control circuitry configured to, while a mobile object is travelling on a road,
control a display to display a speed of the mobile object upon a visible light transmission member of the mobile object,
control the display to display a plurality of lane marks indicating a plurality of traffic lanes of the road upon the visible light transmission member at a first position above the speed of the mobile object, and
control the display to display a direction mark upon the visible light transmission member at a second position above the first position, the direction mark indicating a path to be taken by the mobile object, wherein
the visible light transmission member is configured to transmit light so that a driver of the mobile object sees an area of the road ahead of the mobile object while the driver is driving the mobile object on the road, and
the speed of the mobile object, the plurality of lane marks, and the direction mark are displayed to the driver in a horizontally central region of a display area that overlaps a front line of sight of the driver of the area ahead of the mobile object while the driver is driving the mobile object on the road.