An HUD to be built in a construction machine includes an overlapping area detecting unit that detects a first overlapping area of a projection area and a bucket observed from a driver's seat; and a display control unit. In a state where a distance between a second overlapping area and the first overlapping area exceeds a threshold, the second overlapping area being an overlapping area of the projection area and a structure observed from the driver's seat, the display control unit performs tracking control in which a projection display unit is caused to display a virtual image based on operation support information while retaining a predetermined positional relationship with the first overlapping area. In a state where the distance is less than or equal to the threshold, the display control unit selects and performs either first control or the tracking control.
PROJECTION DISPLAY DEVICE, METHOD FOR CONTROLLING PROJECTION DISPLAY DEVICE, AND PROGRAM FOR CONTROLLING PROJECTION DISPLAY DEVICE
26.09.2019
Patent
Elektronische Ressource
Englisch
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / E02F Baggern , DREDGING / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS |
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