Patent ID: 11938822
Assignee: HYUNDAI MOBIS CO., LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B  H | IPC B

Claim 0:
1. A button structure for a vehicle AV system, the button structure comprising:
a front panel configured to define a body and having a mounting hole formed in a front surface of the front panel directed toward an interior of an occupant compartment;
a button unit accommodated in the mounting hole and configured to selectively control AV systems of a vehicle;
a detection unit accommodated in the front panel and configured to detect a user's hand, wherein the detection unit comprises:
a prism coupled to a through-hole of the body part;
a light-emitting part coupled to a rear side of the prism and configured to emit infrared rays toward the interior of the occupant compartment, wherein the light-emitting part and the prism are rotated together with the body part;
a support fixed to the coupling part; and
a light-receiving part coupled to the support and configured to receive the infrared rays that are emitted from the light-emitting part, reflected by a hand of a driver or passenger, and then returned;

a switch unit configured to operate the AV systems of the vehicle under the control of the button unit; and
a lighting unit accommodated in a housing and configured to emit light to the button unit in response to a detection signal from the detection unit,
wherein the detection unit is disposed rearward of the button unit in the direction toward the interior of the occupant compartment.