The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 30, 2024

Filed:

Nov. 10, 2022
Applicant:

Nanjing University, Nanjing, CN;

Inventors:

Labao Zhang, Nanjing, CN;

Rui Yin, Nanjing, CN;

Biao Zhang, Nanjing, CN;

Shuya Guo, Nanjing, CN;

Jingrou Tan, Nanjing, CN;

Rui Ge, Nanjing, CN;

Lin Kang, Nanjing, CN;

Peiheng Wu, Nanjing, CN;

Assignee:

NANJING UNIVERSITY, Nanjing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 17/894 (2020.01); G01S 7/481 (2006.01); G01S 7/4863 (2020.01); G01S 7/4865 (2020.01); H04N 25/772 (2023.01);
U.S. Cl.
CPC ...
G01S 17/894 (2020.01); G01S 7/4816 (2013.01); G01S 7/4863 (2013.01); G01S 7/4865 (2013.01); H04N 25/772 (2023.01);
Abstract

A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array that 1) splits transmitted lights into multiple beams that equals the number of the array elements, and are converged in to a superconducting nanowire detection area; 2) a pulsed laser detects a surface of an object, transmits reflected different light pulses by the surface of the object through the lens array, and records a round-trip time of each photon; 3) collects the photons detected by each array element, takes the array elements as pixels and calculates a gray value of the pixels; and 4) plots a gray-scale image by taking the pixels as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object.


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