US 11,871,122 B2
Computational pixel imager with in-pixel histogram acquisition
Michael W. Kelly, North Reading, MA (US); Curtis Colonero, Shrewsbury, MA (US); and Christopher David, Chelmsford, MA (US)
Assigned to Anduril Industries, Inc., Costa Mesa, CA (US)
Appl. No. 17/425,809
Filed by Anduril Industries, Inc., Irvine, CA (US)
PCT Filed Feb. 4, 2020, PCT No. PCT/US2020/016593
§ 371(c)(1), (2) Date Jul. 26, 2021,
PCT Pub. No. WO2020/163342, PCT Pub. Date Aug. 13, 2020.
Claims priority of provisional application 62/807,683, filed on Feb. 19, 2019.
Claims priority of provisional application 62/800,685, filed on Feb. 4, 2019.
Prior Publication US 2022/0174235 A1, Jun. 2, 2022
Int. Cl. H04N 23/741 (2023.01); G06T 7/194 (2017.01); G06T 3/40 (2006.01); G06T 7/60 (2017.01); H04N 23/11 (2023.01); H04N 23/51 (2023.01); H04N 23/56 (2023.01); H04N 23/71 (2023.01); H04N 23/74 (2023.01); H04N 23/957 (2023.01); H04N 25/75 (2023.01); H04N 25/767 (2023.01); H04N 25/772 (2023.01); H01L 27/146 (2006.01)
CPC H04N 23/741 (2023.01) [G06T 3/40 (2013.01); G06T 7/194 (2017.01); G06T 7/60 (2013.01); H04N 23/11 (2023.01); H04N 23/51 (2023.01); H04N 23/56 (2023.01); H04N 23/71 (2023.01); H04N 23/74 (2023.01); H04N 23/957 (2023.01); H04N 25/75 (2023.01); H04N 25/767 (2023.01); H04N 25/772 (2023.01); H01L 27/14681 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A pixel integrated circuit in an array of pixel integrated circuits, the pixel integrated circuit comprising:
a signal converter, wherein the signal converter is arranged to receive a signal from a detector;
a multiplexer connected to an output of the signal converter;
two or more counters connected to outputs of the multiplexer; and
a sequencer connected to a control input of the multiplexer, wherein the sequencer comprises a counter that issues count values to the multiplexer.