Patent ID: 11874979
Assignee: HYUNDAI MOBIS CO., LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B  G | IPC G

Claim 0:
1. A projection switching device, comprising:
a projector configured to project images on a lower garnish;
the lower garnish configured to cover a lower dashboard and to display the images projected from the projector;
touch sensors disposed on a lower portion of the lower garnish to sense a touch of a user;
a reference position provider configured to display a position correcting symbol on the lower garnish through a backlight in a variation adjustment mode; and
a controller configured to:
output, by the projector, the images including control options,
receive control information corresponding to symbol information among the control options ata position where the touch has occurred in response to the touch being sensed by the touch sensors,
switch to the variation adjustment mode for position correction of a projected image responsive to a detection of a variation of a position of the control options and the touch sensors on the lower garnish, wherein, in the variation adjustment mode the controller is further configured to:
illuminate, by the reference position provider, the position correcting symbol responsive to the variation,
project, by the projector, a correcting symbol for position correction on to the position correcting symbol on the lower garnish,
adjust a position of the projected image according to a difference between the position correcting symbol and the correcting symbol;
adjust a variation in the projected image using a keystone adjustment function of the projector according to the difference to correct the variation of the position of the control options and the touch sensors on the lower garnish, and
enable the position of the projected image to be adjusted according to the touch of the user.