US 11,892,728 B2
Display with piezo material to alter a distance between a light source and an aperture layer
Hsing-Hung Hsieh, Taipei (TW); Kuan-Ting Wu, Taipei (TW); and Chi-Hao Chang, Taipei (TW)
Assigned to Hewlett-Packard Development Company, L.P., Spring, TX (US)
Appl. No. 17/634,666
Filed by Hewlett-Packard Development Company, L.P., Spring, TX (US)
PCT Filed Oct. 9, 2019, PCT No. PCT/US2019/055347
§ 371(c)(1), (2) Date Feb. 11, 2022,
PCT Pub. No. WO2021/071479, PCT Pub. Date Apr. 15, 2021.
Prior Publication US 2022/0291547 A1, Sep. 15, 2022
Int. Cl. G02F 1/13357 (2006.01); G02F 1/1335 (2006.01); G02F 1/1337 (2006.01); G02F 1/1343 (2006.01); G02F 1/1368 (2006.01); G02F 1/137 (2006.01); H10N 30/20 (2023.01)
CPC G02F 1/133606 (2013.01) [G02F 1/137 (2013.01); G02F 1/1337 (2013.01); G02F 1/1368 (2013.01); G02F 1/133514 (2013.01); G02F 1/133528 (2013.01); G02F 1/134309 (2013.01); H10N 30/206 (2023.02)] 13 Claims
OG exemplary drawing
 
1. A device, comprising:
a display that includes:
an aperture layer including a plurality of apertures;
a plurality of light sources arranged to correspond to the plurality of the of apertures;
a piezo material coupled to the light sources, the piezo material configured to alter a distance between the light sources and the corresponding apertures.