US 12,436,318 B2
Metalens array and display device having same
Amir Hassan Firoozi, New Taipei (TW); and Chen-Sheng Hsu, New Taipei (TW)
Assigned to Chiun Mai Communication Systems, Inc., New Taipei (TW)
Filed by Chiun Mai Communication Systems, Inc., New Taipei (TW)
Filed on Sep. 28, 2023, as Appl. No. 18/374,320.
Claims priority of provisional application 63/533,510, filed on Aug. 18, 2023.
Claims priority of provisional application 63/470,167, filed on May 31, 2023.
Claims priority of provisional application 63/454,586, filed on Mar. 24, 2023.
Claims priority of provisional application 63/439,685, filed on Jan. 18, 2023.
Prior Publication US 2024/0241380 A1, Jul. 18, 2024
Int. Cl. G02F 1/29 (2006.01); B82Y 20/00 (2011.01); G02B 1/00 (2006.01); G02B 1/10 (2015.01); G02B 3/00 (2006.01); G02B 27/01 (2006.01); G02F 1/1343 (2006.01); G09G 3/34 (2006.01)
CPC G02B 3/0056 (2013.01) [B82Y 20/00 (2013.01); G02B 1/002 (2013.01); G02B 1/10 (2013.01); G02B 3/0043 (2013.01); G02B 3/0068 (2013.01); G02B 27/0172 (2013.01); G02F 1/134318 (2021.01); G02F 1/13439 (2013.01); G02F 1/291 (2021.01); G09G 3/344 (2013.01); G02B 2027/0178 (2013.01); G02B 2207/101 (2013.01); G02F 2202/36 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A metalens array comprising:
an optical transparent substrate;
a plurality of nanostructures arranged on the optical transparent substrate, the plurality of nanostructures arranged in a predetermined shape to define a plurality of metalenses, and the plurality of metalenses arranged in a partial overlapping configuration and arranged on the optical transparent substrate;
two indium tin oxide (ITO) layers; and
two alignment layers;
wherein the optical transparent substrate are two optical transparent substrates, the plurality of nanostructures are covered by liquid crystal, the plurality of nanostructures and the liquid crystal are sandwiched between the two optical transparent substrates through the two alignment layers and the two ITO layers, the two ITO layers are configured to be applied with voltage.