US 12,222,516 B2
Picture generating unit for a head-up display
Byung Ki Kim, Yongin-si (KR); and Yu Jin Shin, Seongnam-si (KR)
Assigned to HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed by HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed on Dec. 27, 2023, as Appl. No. 18/396,921.
Claims priority of application No. 10-2023-0031543 (KR), filed on Mar. 10, 2023.
Prior Publication US 2024/0302667 A1, Sep. 12, 2024
Int. Cl. G02B 27/01 (2006.01); H05K 1/02 (2006.01)
CPC G02B 27/0176 (2013.01) [H05K 1/0203 (2013.01); G02B 2027/013 (2013.01); H05K 2201/10106 (2013.01); H05K 2201/10136 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A picture generating unit for a head-up display, the picture generating unit being coupled to a sidewall or a lower surface of a lower case of the head-up display, the picture generating unit comprising:
a backlight unit configured to be coupled to a one-mirror type head-up display or a two-mirror type head-up display, wherein the backlight unit includes:
an LED PCB including a plurality of light sources;
a funnel reflector configured to condense light emitted from the LED PCB toward an LCD;
an LCD cover disposed between the LCD and the funnel reflector and snap-fitted to the LCD; and
a heat sink including an accommodation portion that is configured to accommodate at least some of the funnel reflector, the LED PCB, and the LCD cover, and a flange portion coupled to the lower case.